Source Code

These source-code files derive from a printout of Luminary 116 (the Apollo 12 Lunar Module guidance computer program), from the personal library of original AGC developer Don Eyles, digitally photographed at archive.org, financially sponsored by Ron Burkey, and transcribed to source code by a team of volunteers. This colorized, syntax-highlighted form was created by assembling that transcribed source code. Note that the full page images are available on the Virtual AGC project page at archive.org, while reduced-size images are presented at the VirtualAGC project website. Report or fix any transcription errors at the Virtual AGC project code repository.

Notations on the program listing read, in part:

	GAP:  ASSEMBLE REVISION 116 OF AGC PROGRAM LUMINARY BY NASA 2021112-071
	19:09 AUG. 11,1969
Note that the date is the date of the printout, not the date of the program revision.

010183,000002:                                                                                                  ## Copyright:   Public domain.
010184,000003:                                                                                                  ## Filename:    AOTMARK.agc
010185,000004:                                                                                                  ## Purpose:     A section of Luminary revision 116.
010186,000005:                                                                                                  ##              It is part of the source code for the Lunar Module's (LM) 
010187,000006:                                                                                                  ##              Apollo Guidance Computer (AGC) for Apollo 12.
010188,000007:                                                                                                  ##              This file is intended to be a faithful transcription, except
010189,000008:                                                                                                  ##              that the code format has been changed to conform to the
010190,000009:                                                                                                  ##              requirements of the yaYUL assembler rather than the
010191,000010:                                                                                                  ##              original YUL assembler.
010192,000011:                                                                                                  ## Reference:   pp. 244-261
010193,000012:                                                                                                  ## Assembler:   yaYUL
010194,000013:                                                                                                  ## Contact:     Ron Burkey <info@sandroid.org>.
010195,000014:                                                                                                  ## Website:     www.ibiblio.org/apollo/index.html
010196,000015:                                                                                                  ## Mod history: 2017-01-22 MAS  Created from Luminary 99.
010197,000016:                                                                                                  ##              2017-03-06 RSB  Transcribed, and then proofed comment-text using
010198,000017:                                                                                                  ##                              3-way diff vs Luminary 99 and Luminary 131.
010199,000018:                                                                                                  ##                              (Admittedly, the former is more for detecting errors
010200,000019:                                                                                                  ##                              in Luminary 99 than the other way around.)
010201,000020:                                                                                                  ##              2017-03-14 RSB  Comment-text fixes identified in 5-way
010202,000021:                                                                                                  ##                              side-by-side diff of Luminary 69/99/116/131/210.
010203,000022: 

Page 244

010205,000024: 12,2000                                           BANK     12                                    
010206,000025: 07,2000                                           SETLOC   AOTMARK1                              
010207,000026: 07,2000                                           BANK                                           
010208,000027: 
010209,000028: 07,2000  E7,1551                                  EBANK=   XYMARK                                
010210,000029: 07,2000                                           COUNT*   $$/MARK                               
010211,000030: 
010212,000031: 07,2000           00004        AOTMARK            INHINT                                         
010213,000032: 07,2001           11307                           CCS      MARKSTAT                              #  SEE IF AOTMARK BUSY
010214,000033: 07,2002           02004                           TC       +2                                    #  MARK SYSTEM BUSY-DO ALARM
010215,000034: 07,2003           02006                           TC       EXTVBCHK                              
010216,000035: 07,2004           05642                           TC       POODOO                                
010217,000036: 07,2005           20105                           OCT      20105                                 
010218,000037: 
010219,000038: 07,2006           36245        EXTVBCHK           CAF      SIX                                   #  SEE IF EXT. VERB WORKING
010220,000039: 07,2007           71043                           MASK     EXTVBACT                              
010221,000040: 07,2010           10000                           CCS      A                                     
010222,000041: 07,2011           12044                           TCF      MKABORT                               #  YES-ABORT
010223,000042: 
010224,000043: 07,2012           34752                           CAF      BIT2                                  #  NO-DISALLOW SOME EXTENDED VERB ACTION
010225,000044: 07,2013           27043                           ADS      EXTVBACT                              #  BIT2 RESET IN ENDMARK
010226,000045: 07,2014           10400        MKVAC              CCS      VAC1USE                               #  LOOK FOR A VAC AREA-DO ABORT IF
010227,000046: 07,2015           12031                           TCF      MKVACFND                              #  NONE AVAILABLE
010228,000047: 07,2016           10454                           CCS      VAC2USE                               
010229,000048: 07,2017           12031                           TCF      MKVACFND                              
010230,000049: 07,2020           10530                           CCS      VAC3USE                               
010231,000050: 07,2021           12031                           TCF      MKVACFND                              
010232,000051: 07,2022           10604                           CCS      VAC4USE                               
010233,000052: 07,2023           12031                           TCF      MKVACFND                              
010234,000053: 07,2024           10660                           CCS      VAC5USE                               
010235,000054: 07,2025           12031                           TCF      MKVACFND                              
010236,000055: 07,2026           52134                           DXCH     BUF2                                  
010237,000056: 07,2027           05706                           TC       BAILOUT1                              #  ALL VAC AREAS OCCUPIED - ABORT.
010238,000057: 07,2030           31207                           OCT      31207                                 
010239,000058: 
010240,000059: 07,2031           64752        MKVACFND           AD       TWO                                   
010241,000060: 07,2032           55307                           TS       MARKSTAT                              #  STORE VAC ADR IN LOW 9 OF MARKSTAT
010242,000061: 
010243,000062: 07,2033           34755                           CAF      ZERO                                  
010244,000063: 07,2034           51307                           INDEX    MARKSTAT                              
010245,000064: 07,2035           53777                           TS       0          -1                         #  ZERO IN VACUSE REG TO SHOW VAC OCCUPIED
010246,000065: 
010247,000066: 07,2036           35025                           CAF      PRIO15                                
010248,000067: 07,2037           05105                           TC       FINDVAC                               #  SET UP JOB FOR GETDAT
010249,000068: 07,2040  E7,1551                                  EBANK=   XYMARK                                
010250,000069: 07,2040           02063 16067                     2CADR    GETDAT                                
010251,000070: 
010252,000071: 07,2042           00003                           RELINT                                         
010253,000072: 07,2043           14631                           TCF      SWRETURN                              

Page 245

010255,000074: 07,2044           52134        MKABORT            DXCH     BUF2                                  
010256,000075: 07,2045           05706                           TC       BAILOUT1                              #  CONFLICT WITH EXTENDED VERB
010257,000076: 07,2046           31211                           OCT      31211                                 
010258,000077: 
010259,000078: 07,2047           34755        MKRELEAS           CAF      ZERO                                  
010260,000079: 07,2050           57307                           XCH      MARKSTAT                              #  SET MARKSTAT TO ZERO
010261,000080: 07,2051           75004                           MASK     LOW9                                  #  PICK UP VAC AREA ADR
010262,000081: 07,2052           10000                           CCS      A                                     
010263,000082: 07,2053           50000                           INDEX    A                                     
010264,000083: 07,2054           54000                           TS       0                                     #  SHOW MKVAC AREA AVAILABLE
010265,000084: 07,2055           34753                           CAF      ONE                                   
010266,000085: 07,2056           04674                           TC       IBNKCALL                              
010267,000086: 07,2057           17657                           CADR     GOODEND                               #  GO WAKE UP CALLING JOB
010268,000087: 

Page 246

010270,000089: 07,2060           34755        KILLAOT            CAF      ZERO                                  
010271,000090: 07,2061           55043                           TS       EXTVBACT                              #  TERMINATE AOTMARK-ALLOW EXT VERB
010272,000091: 07,2062           06001                           TC       GOTOPOOH                              
010273,000092: 07,2063           41307        GETDAT             CS       MARKSTAT                              #  SET BIT12 TO DISCOURAGE MARKRUPT
010274,000093: 07,2064           74740                           MASK     BIT12                                 #    BIT12 RESET AT GETMARK
010275,000094: 07,2065           27307                           ADS      MARKSTAT                              
010276,000095: 
010277,000096: 07,2066           32330                           CAF      V01N71                                #  DISPLAY DETENT AND STAR CODE
010278,000097: 07,2067           04616                           TC       BANKCALL                              
010279,000098: 07,2070           20334                           CADR     GOMARKF                               
010280,000099: 
010281,000100: 07,2071           12060                           TCF      KILLAOT                               #  V34-DOES GOTOPOOH
010282,000101: 07,2072           12074                           TCF      DODAT                                 #  V33-PROCEED-USE THIS STAR FOR MARKS
010283,000102: 07,2073           12063        ENTERDAT           TCF      GETDAT                                #  ENTER-REDISPLAY STAR CODE
010284,000103: 
010285,000104: 07,2074           37747        DODAT              CAF      HIGH9                                 #  PICK DETENT CODE FROM BITS7-9 OF AOTCODE
010286,000105: 07,2075           70734                           MASK     AOTCODE                               #  AND SEE IF CODE 1 TO 6
010287,000106: 07,2076           00006                           EXTEND                                         
010288,000107: 07,2077           74743                           MP       BIT9                                  
010289,000108: 07,2100           55551                           TS       XYMARK                                #  STORE DETENT
010290,000109: 
010291,000110: 07,2101           00006                           EXTEND                                         
010292,000111: 07,2102           62063                           BZMF     GETDAT                                #  COAS CALIBRATION CODE-NO GOOD HERE
010293,000112: 
010294,000113: 07,2103           65650                           AD       NEG7                                  #  SEE IF DETENT 7 FOR COAS
010295,000114: 07,2104           00006                           EXTEND                                         
010296,000115: 07,2105           12107                           BZF      CODE7                                 
010297,000116: 
010298,000117: 07,2106           12123                           TCF      CODE1TO6                              
010299,000118: 
010300,000119: 07,2107           32331        CODE7              CAF      V06N87*                               #  CODE 7, COAS SIGHTING, GET OPTIC AXIS
010301,000120: 07,2110           04616                           TC       BANKCALL                              #  AZ AND EL OF SIGHTING DEVICE FROM ASTRO
010302,000121: 07,2111           20334                           CADR     GOMARKF                               
010303,000122: 
010304,000123: 07,2112           12060                           TCF      KILLAOT                               #  V34-DOES GOTOPOOH
010305,000124: 07,2113           12115                           TCF      +2                                    #  PROCEED
010306,000125: 07,2114           12107                           TCF      CODE7                                 #  ON ENTER, RECYCLE
010307,000126: 07,2115           00006                           EXTEND                                         
010308,000127: 07,2116           31345                           DCA      AZ                                    #  PICK UP AZ AND EL IN SP 2S COMP
010309,000128: 07,2117           50120                           INDEX    FIXLOC                                
010310,000129: 07,2120           52011                           DXCH     8D                                    #  STORE IN 8D AND 9D OF LOCAL VAC
010311,000130: 07,2121           34755                           CAF      ZERO                                  #  BACKUP SYSTEM TO BE USED
010312,000131: 07,2122           12137                           TCF      COASCODE                              #  ZERO APPARENT ROTATION
010313,000132: 
010314,000133: 07,2123           51551        CODE1TO6           INDEX    XYMARK                                #  INDEX AOT POSITION BY DET CODE
010315,000134: 07,2124           31411                           CA       AOTEL      -1                         
010316,000135: 07,2125           50120                           INDEX    FIXLOC                                
010317,000136: 07,2126           54011                           TS       9D                                    #  STORE ELEVATION IN VAC+9D
010318,000137: 
010319,000138: 07,2127           51551                           INDEX    XYMARK                                #  INDEX DET CODE 1,2 OR 3

Page 247

010321,000140: 07,2130           31403                           CA       AOTAZ      -1                         
010322,000141: 07,2131           50120                           INDEX    FIXLOC                                
010323,000142: 07,2132           54010                           TS       8D                                    #  STORE AZIMUTH IN VAC+8D
010324,000143: 
010325,000144: 07,2133           31405                           CA       AOTAZ      +1                         #  COMPENSATION FOR APPARENT ROTATION OF
010326,000145: 07,2134           00006                           EXTEND                                         #  AOT FIELD OF VIEW IN LEFT AND RIGTHT
010327,000146: 07,2135           50120                           INDEX    FIXLOC                                #  DETENTS IS STORED IN VAC +10D IN SP
010328,000147: 07,2136           20010                           MSU      8D                                    #  PRECISION ONES COMPLEMENT
010329,000148: 07,2137           50120        COASCODE           INDEX    FIXLOC                                
010330,000149: 07,2140           54012                           TS       10D                                   #  ROT ANGLE
010331,000150: 
010332,000151: 07,2141           06042                           TC       INTPRET                               #  COMPUTE X AND Y PLANE VECTORS
010333,000152: 

Page 248

010335,000154:                                                                                                  #  THE OPTAXIS SUBROUTINE COMPUTES THE X AND Y MARK PLANE VECS AND
010336,000155:                                                                                                  #  AND ROTATES THEM THRU THE APPARENT FIELD OF VIEW ROTATION UNIQUE TO AOT
010337,000156:                                                                                                  #  OPTAXIS USES OANB TO COMPUTE THE OPTIC AXIS
010338,000157:                                                                                                  #   INPUT-AZIMUTH ANGLE IN SINGLE PREC AT CDU SCALE IN 8D OF JOB VAC
010339,000158:                                                                                                  #         ELEVATION ANGLE IN SINGLE PREC AT CDU SCALE IN 9D OF JOB VAC
010340,000159:                                                                                                  #         ROTATION ANGLE IN SINGLE PREC 1S COMP SCALED BY PI IN 10D OF VAC
010341,000160:                                                                                                  #   OUTPUT-OPTIC AXIS VEC IN NG COORDS IN SCAXIS
010342,000161:                                                                                                  #          X-MARK PLANE 1/4VEC IN NB COORDS AT 18D OF JOB VAC
010343,000162:                                                                                                  #          Y-MARK PLANE 1/4VEC IN NB COORDS AT 12D OF JOB VAC
010344,000163: 
010345,000164: 07,2142           77624        OPTAXIS            CALL                                           #  GO COMPUTE OA AND X AND Y PLANE VECS
010346,000165: 07,2143           10520                                    OANB                                  
010347,000166: 07,2144           70535                           SLOAD    SR1                                   #  LOAD APP ROTATION IN ONES COMP
010348,000167: 07,2145           00013                                    10D                                   #  RESCALE BY 2PI
010349,000168: 07,2146           73406                           PUSH     SIN                                   #  1/2SIN(ROT)  0-1
010350,000169: 07,2147           71525                           PDDL     COS                                   
010351,000170: 07,2150           74206                           PUSH     VXSC                                  #  1/2COS(ROT)  2-3
010352,000171: 07,2151           00023                                    18D                                   
010353,000172: 07,2152           74325                           PDDL     VXSC                                  #  1/4COS(ROT)UYP    4-9
010354,000173: 07,2153           00001                                    0                                     
010355,000174: 07,2154           00031                                    24D                                   #  1/4SIN(ROT)UXP
010356,000175: 07,2155           45445                           BVSU     STADR                                 #  UP 4-9
010357,000176: 07,2156           63762                           STODL    12D                                   #  YPNB=1/4(COS(ROT)UYP-SIN(ROT)UXP)
010358,000177: 07,2157           65361                           VXSC     PDDL                                  #  UP 2-3  UP 0-1  FOR EXCHANGE
010359,000178: 07,2160           00031                                    24D                                   #  1/4COS(ROT)UXP  PUSH 0-5
010360,000179: 07,2161           53361                           VXSC     VAD                                   #  1/4SIN(ROT)UYP
010361,000180: 07,2162           00023                                    18D                                   #  UP 0-5
010362,000181: 07,2163           77626                           STADR                                          
010363,000182: 07,2164           53754                           STOVL    18D                                   #  XPNB=1/4(COS(ROT)UXP+SIN(ROT)UYP)
010364,000183: 07,2165           24007                                    LO6ZEROS                              #  INITIALIZE AVE STAR VEC ACCUMULATOR
010365,000184: 07,2166           02715                           STORE    STARAD     +6                         
010366,000185: 07,2167           77776                           EXIT                                           
010367,000186: 07,2170           12202                           TCF      GETMKS                                
010368,000187: 

Page 249

010370,000189:                                                                                                  #  THE OANB SUBROUTINE COMPUTES THE OPTIC AXIS OF THE SIGHTING INSTRUMENT
010371,000190:                                                                                                  #  FROM AZIMUTH AND ELEVATION INPUT FROM THE ASTRONAUT.
010372,000191:                                                                                                  #     INPUT- AZIMUTH ANGLE IN SINGLE PREC 2S COMP IN 8D OF JOB VAC
010373,000192:                                                                                                  #            ELEVATION ANGLE IN SINGLE PREC 2S COMP IN 9D OF VAC
010374,000193:                                                                                                  #     OUTPUT-OPTIC AXIS IN NB COORDS. IN SCAXIS
010375,000194:                                                                                                  #            X-PLANE 1/2VEC IN NB COORDS AT 24D OF VAC
010376,000195:                                                                                                  #            Y-PLANE 1/2VEC IN NB COORDS AT 18D OF VAC
010377,000196: 
010378,000197: 05,3400                                           BANK     05                                    
010379,000198: 04,2000                                           SETLOC   AOTMARK2                              
010380,000199: 04,2000                                           BANK                                           
010381,000200: 
010382,000201: 04,2520                                           COUNT*   $$/MARK                               
010383,000202: 
010384,000203: 04,2520           44001        OANB               SETPD    STQ                                   
010385,000204: 04,2521           00001                                    0                                     
010386,000205: 04,2522           02736                                    GCTR                                  #  STORE RETURN
010387,000206: 04,2523           47135                           SLOAD    RTB                                   
010388,000207: 04,2524           00012                                    9D                                    #  PICK UP SP ELV
010389,000208: 04,2525           21577                                    CDULOGIC                              
010390,000209: 04,2526           71406                           PUSH     COS                                   
010391,000210: 04,2527           73525                           PDDL     SIN                                   #  1/2COS(ELV)   PD 0-1
010392,000211: 04,2530           77626                           STADR                                          
010393,000212: 04,2531           60012                           STODL    SCAXIS                                #  OAX=1/2SIN(ELV)
010394,000213: 04,2532           00011                                    8D                                    #  PICK UP AZ SP
010395,000214: 04,2533           77634                           RTB                                            
010396,000215: 04,2534           21577                                    CDULOGIC                              
010397,000216: 04,2535           71406                           PUSH     COS                                   
010398,000217: 04,2536           00025                           STORE    20D                                   #  STORE UYP(Y) 20-21
010399,000218: 04,2537           73525                           PDDL     SIN                                   #  1/2COS(AZ) PD 2-3
010400,000219: 04,2540           57406                           PUSH     DCOMP                                 #  PUSH 1/2SIN(AZ) 4-5
010401,000220: 04,2541           14027                           STODL    22D                                   #  STORE UYP(Z) 22-23
010402,000221: 04,2542           24007                                    LO6ZEROS                              
010403,000222: 04,2543           14023                           STODL    18D                                   #  STORE UYP(X)  18-19   UP 4-5
010404,000223: 04,2544           72405                           DMP      SL1                                   
010405,000224: 04,2545           00001                                    0                                     
010406,000225: 04,2546           17767                           STODL    SCAXIS     +2                         #  OAY=1/2COS(ELV)SIN(AZ)
010407,000226: 04,2547           72405                           DMP      SL1                                   #  UP 2-3
010408,000227: 04,2550           77626                           STADR                                          #  UP    0-1
010409,000228: 04,2551           50006                           STOVL    SCAXIS     +4                         #  OAZ=1/2COS(ELV)COS(AZ)
010410,000229: 04,2552           00023                                    18D                                   #  LOAD UYP VEC
010411,000230: 04,2553           53435                           VXV      UNIT                                  
010412,000231: 04,2554           03765                                    SCAXIS                                #  UXP VEC=UYP X OA
010413,000232: 04,2555           00031                           STORE    24D                                   #  STORE UXP
010414,000233: 04,2556           77650                           GOTO                                           
010415,000234: 04,2557           02736                                    GCTR                                  

Page 250

010417,000236:                                                                                                  #  SURFSTAR COMPUTES A STAR VECTOR IN SM COORDINATES FOR LUNAR
010418,000237:                                                                                                  #  SURFACE ALIGNMENT AND EXITS TO AVEIT TO AVERAGE STAR VECTORS.
010419,000238:                                                                                                  #  GIVEN X-MARK PLANE 1/4 VEC IN NB AT 18D OF LOCAL VAC
010420,000239:                                                                                                  #        Y-MARK PLANE 1/4 VEC IN NB AT 12D OF LOCAL VAC
010421,000240:                                                                                                  #        CURSOR SP 2COMP AT POSITION 1 OF INDEXED MARKVAC
010422,000241:                                                                                                  #        SPIRAL SP 2COMP AT POSITION 3 OF INDEXED MARKVAC
010423,000242:                                                                                                  #        CDUY,Z,X AT POSITIONS 0,2,4 OF INDEXED MARKVAC
010424,000243: 
010425,000244: 15,2000                                           BANK     15                                    
010426,000245: 15,2000                                           SETLOC   P50S                                  
010427,000246: 15,2000                                           BANK                                           
010428,000247: 15,2000                                           COUNT*   $$/R59                                
010429,000248: 
010430,000249: 15,2000           77773        SURFSTAR           VLOAD*                                         
010431,000250: 15,2001           00001                                    0,1                                   #  PUT X-MARK CDUS IN CDUSPOT FOR TRG*NBSM
010432,000251: 15,2002           00766                           STORE    CDUSPOT                               
010433,000252: 15,2003           47133                           SLOAD*   RTB                                   
010434,000253: 15,2004           00002                                    1,1                                   #  PICK UP YROT
010435,000254: 15,2005           21577                                    CDULOGIC                              
010436,000255: 15,2006           00031                           STORE    24D                                   #  STORE CURSOR FOR SPIRAL COMP (REVS)
010437,000256: 15,2007           77654                           BZE                                            
010438,000257: 15,2010           16171                                    YZCHK                                 #  IF YROT ZERO-SEE IF SROT ZERO
010439,000258: 15,2011           71406        JUSTZY             PUSH     COS                                   
010440,000259: 15,2012           73525                           PDDL     SIN                                   #  1/2COS(YROT) 0-1
010441,000260: 15,2013           65361                           VXSC     PDDL                                  #  UP 0-1  1/8SIN(YROT)UXP  0-5
010442,000261: 15,2014           00023                                    18D                                   
010443,000262: 15,2015           52361                           VXSC     VSU                                   #  UP   0-5
010444,000263: 15,2016           00015                                    12D                                   #  UYP
010445,000264: 15,2017           47256                           UNIT     VXV                                   
010446,000265: 15,2020           03765                                    SCAXIS                                
010447,000266: 15,2021           41456                           UNIT     PUSH                                  
010448,000267: 15,2022           47133                           SLOAD*   RTB                                   
010449,000268: 15,2023           00004                                    3,1                                   #  PICK UP SPIRAL
010450,000269: 15,2024           21577                                    CDULOGIC                              
010451,000270: 15,2025           00033                           STORE    26D                                   #  STORE SPIRAL (REVS)
010452,000271: 15,2026           43225                           DSU      DAD                                   
010453,000272: 15,2027           00031                                    24D                                   
010454,000273: 15,2030           32047                                    ABOUTONE                              
010455,000274: 15,2031           77605                           DMP                                            
010456,000275: 15,2032           32466                                    DP1/12                                
010457,000276: 15,2033           00033                           STORE    26D                                   #  SEP=(360 + SPIRAL -CURSOR)/12
010458,000277: 15,2034           74356                           SIN      VXSC                                  #  UP  0-5
010459,000278: 15,2035           65372                           VSL1     PDDL                                  #  1/2SIN(SEP)(UPP X OA)  0-5
010460,000279: 15,2036           00033                                    26D                                   
010461,000280: 15,2037           74346                           COS      VXSC                                  
010462,000281: 15,2040           03765                                    SCAXIS                                
010463,000282: 15,2041           53372                           VSL1     VAD                                   #  UP  0-5
010464,000283: 15,2042           45056        JUSTOA             UNIT     CALL                                  
010465,000284: 15,2043           47666                                    TRG*NBSM                              
010466,000285: 15,2044           34031                           STCALL   24D                                   #  STAR VEC IN SM
010467,000286: 15,2045           16276                                    AVEIT                                 #  GO AVERAGE

Page 251

010469,000288: 15,2046           37777 37775  ABOUTONE           2DEC     .99999999                             
010470,000289: 
010471,000290: 15,2050  15,2465               DP1/12             EQUALS   DEG30                                 #  .08333333
010472,000291: 07,2171                                           BANK     7                                     
010473,000292: 07,2000                                           SETLOC   AOTMARK1                              
010474,000293: 07,2000                                           BANK                                           
010475,000294: 07,2171                                           COUNT*   $$/MARK                               
010476,000295: 07,2171           53133        YZCHK              SLOAD*   BZE                                   #  YROT ZERO AND IF SROT ZERO FORCE STAR
010477,000296: 07,2172           00004                                    3,1                                   #  ALONG OPTIC AXIS
010478,000297: 07,2173           16177                                    YSZERO                                
010479,000298: 07,2174           52145                           DLOAD    GOTO                                  
010480,000299: 07,2175           00031                                    24D                                   
010481,000300: 07,2176           32011                                    JUSTZY                                #  SROT NOT ZERO-CONTINUE NORMALLY
010482,000301: 07,2177           52175        YSZERO             VLOAD    GOTO                                  
010483,000302: 07,2200           03765                                    SCAXIS                                
010484,000303: 07,2201           32042                                    JUSTOA                                
010485,000304: 

Page 252

010487,000306:                                                                                                  #  THE GETMKS ROUTINE INITIALIZES THE SIGHTING MARK PROCEDURE
010488,000307: 
010489,000308: 07,2202           34755        GETMKS             CAF      ZERO                                  #  INITIALIZE MARK ID REGISTER AND MARK CNT
010490,000309: 07,2203           55551                           TS       XYMARK                                
010491,000310: 07,2204           55550                           TS       MARKCNTR                              
010492,000311: 07,2205           35004                           CAF      LOW9                                  #  ZERO BITS10 TO 15 RETAINING MKVAC ADR
010493,000312: 07,2206           71307                           MASK     MARKSTAT                              
010494,000313: 07,2207           55307                           TS       MARKSTAT                              
010495,000314: 07,2210           32621                           CAF      MKVB54*                               #  DISPLAY VB54 INITIALLY
010496,000315: 07,2211           04616        PASTIT             TC       BANKCALL                              
010497,000316: 07,2212           20345                           CADR     GOMARK4                               
010498,000317: 
010499,000318: 07,2213           12060                           TCF      KILLAOT                               #  V34-DOES GOTOPOOH
010500,000319: 07,2214           12216                           TCF      MARKCHEX                              #  VB33-PROCEED, GOT MARKS, COMPUTE LOS
010501,000320: 07,2215           12063                           TCF      GETDAT                                #  ENTER-RECYCLE TO V01N71
010502,000321: 
010503,000322: 07,2216           41307        MARKCHEX           CS       MARKSTAT                              #  SET BIT12 TO DISCOURAGE MARKRUPT
010504,000323: 07,2217           74740                           MASK     BIT12                                 
010505,000324: 07,2220           27307                           ADS      MARKSTAT                              
010506,000325: 07,2221           75004                           MASK     LOW9                                  
010507,000326: 07,2222           55551                           TS       XYMARK                                #  JAM MARK VAC ADR IN XYMARK FOR AVESTAR
010508,000327: 07,2223           34755                           CAF      ZERO                                  
010509,000328: 07,2224           55552                           TS       MKDEX                                 #  SET MKDEX ZERO FOR LOS VEC CNTR
010510,000329: 07,2225           31307                           CA       MARKSTAT                              
010511,000330: 07,2226           75015                           MASK     PRIO3                                 #  SEE IF LAST MK PARI COMPLETE
010512,000331: 07,2227           54001                           TS       L                                     
010513,000332: 07,2230           35015                           CAF      PRIO3                                 #  BITS10 AND 11
010514,000333: 07,2231           00006                           EXTEND                                         
010515,000334: 07,2232           06001                           RXOR     LCHAN                                 
010516,000335: 07,2233           00006                           EXTEND                                         
010517,000336: 07,2234           12241                           BZF      AVESTAR                               #  LAST PAIR COMPLETE-GO COMPUTE LOS
010518,000337: 07,2235           11550        CNTCHK             CCS      MARKCNTR                              #  NO PAIR SHOWING-SEE IF PAIR IN HOLD
010519,000338: 07,2236           12240                           TCF      +2                                    #  PAIR BURIED-DECREMENT COUNTER
010520,000339: 07,2237           12325                           TCF      MKALARM                               #  NO PAIR-ALARM
010521,000340: 07,2240           55550                           TS       MARKCNTR                              #  STORE DECREMENTED COUNTER
010522,000341: 
010523,000342: 07,2241           34740        AVESTAR            CAF      BIT12                                 #  INITIALIZE MKDEX FOR STAR LOS COUNTER
010524,000343: 07,2242           27552                           ADS      MKDEX                                 #  MKDEX WAS INITIALIZED ZERO IN MARKCHEX
010525,000344: 07,2243           41550                           CS       MARKCNTR                              
010526,000345: 07,2244           00006                           EXTEND                                         
010527,000346: 07,2245           76245                           MP       SIX                                   #  GET C(L) = - 6 MARKCNTR
010528,000347: 07,2246           41551                           CS       XYMARK                                
010529,000348: 07,2247           60001                           AD       L                                     #  ADD - MARK VAC ADR SET IN MARKCHEX
010530,000349: 07,2250           50120                           INDEX    FIXLOC                                
010531,000350: 07,2251           54046                           TS       X1                                    #  JAM - CDU ADR OF X-MARK IN X1
010532,000351: 
010533,000352: 07,2252           30120                           CA       FIXLOC                                #  SET PD POINTER TO ZERO
010534,000353: 07,2253           54166                           TS       PUSHLOC                               
010535,000354: 
010536,000355: 07,2254           06042                           TC       INTPRET                               

Page 253

010538,000357: 07,2255           76614                           BON      VLOAD*                                
010539,000358: 07,2256           04307                                    SURFFLAG                              #  IF ON SURFACE COMPUTE VEC AT SURFSTAR
010540,000359: 07,2257           32000                                    SURFSTAR                              
010541,000360: 07,2260           00002                                    1,1                                   #  PUT Y-MARK CDUS IN CDUSPOT FOR TRG*NBSM
010542,000361: 07,2261           24766                           STOVL    CDUSPOT                               
010543,000362: 07,2262           00015                                    12D                                   #  LOAD Y-PLANE VECTOR IN NB
010544,000363: 07,2263           77624                           CALL                                           
010545,000364: 07,2264           47666                                    TRG*NBSM                              #  CONVERT IT TO STABLE MEMBER
010546,000365: 07,2265           76606                           PUSH     VLOAD*                                
010547,000366: 07,2266           00001                                    0,1                                   #  PUT X-MARK CDUS IN CDUSPOT FOR TRG*NBSM
010548,000367: 07,2267           24766                           STOVL    CDUSPOT                               
010549,000368: 07,2270           00023                                    18D                                   #  LOAD X-PLANE VECTOR IN NB
010550,000369: 07,2271           77624                           CALL                                           
010551,000370: 07,2272           47666                                    TRG*NBSM                              #  CONVERT IT TO STABLE-MEMBER
010552,000371: 07,2273           53435                           VXV      UNIT                                  #  UNIT(XPSM * YPSM)
010553,000372: 07,2274           77626                           STADR                                          
010554,000373: 07,2275           77746                           STORE    24D                                   
010555,000374: 
010556,000375: 07,2276           63335        AVEIT              SLOAD    PDVL                                  #  N(NUMBER OF VECS) IN 0-1
010557,000376: 07,2277           03553                                    MKDEX                                 
010558,000377: 07,2300           00031                                    24D                                   #  LOAD CURRENT VECTOR
010559,000378: 07,2301           70322                           VSR3     V/SC                                  
010560,000379: 07,2302           00001                                    0                                     
010561,000380: 07,2303           14031                           STODL    24D                                   #  VEC/N
010562,000381: 07,2304           00001                                    0                                     
010563,000382: 07,2305           56225                           DSU      DDV                                   
010564,000383: 07,2306           16623                                    DP1/8                                 #  (N-1)/N
010565,000384: 07,2307           53361                           VXSC     VAD                                   
010566,000385: 07,2310           02715                                    STARAD     +6                         #  ADD VEC TO PREVIOUSLY AVERAGED VECTOR
010567,000386: 07,2311           00031                                    24D                                   #  (N-1)/N AVESTVEC + VEC/N
010568,000387: 07,2312           02715                           STORE    STARAD     +6                         #  AVERAGE STAR VECTOR
010569,000388: 07,2313           02767                           STORE    STARSAV2                              
010570,000389: 07,2314           77776                           EXIT                                           
010571,000390: 07,2315           11550                           CCS      MARKCNTR                              #  SEE IF ANOTHER MARK PAIR IN MKVAC
010572,000391: 07,2316           12240                           TCF      AVESTAR    -1                         #  THERE IS-GO GET IT-DECREMENT COUNTER
010573,000392: 07,2317           34756        ENDMARKS           CAF      FIVE                                  #  NO MORE MARKS-TERMINATE AOTMARK
010574,000393: 07,2320           00004                           INHINT                                         
010575,000394: 07,2321           05203                           TC       WAITLIST                              
010576,000395: 07,2322  E7,1551                                  EBANK=   XYMARK                                
010577,000396: 07,2322           02047 16067                     2CADR    MKRELEAS                              
010578,000397: 
010579,000398: 07,2324           05472                           TC       ENDMARK                               
010580,000399: 
010581,000400: 07,2325           05567        MKALARM            TC       ALARM                                 #  NOT A PAIR TO PROCESS-DO GETMKS
010582,000401: 07,2326           00111                           OCT      111                                   
010583,000402: 07,2327           12202                           TCF      GETMKS                                
010584,000403: 
010585,000404: 07,2330           00307        V01N71             VN       171                                   
010586,000405: 07,2331           01527        V06N87*            VN       687                                   
010587,000406: 

Page 254

010589,000408:                                                                                                  #  MARKRUPT IS ENTERED FROM INTERUPT LEAD-INS AND PROCESSES CHANNEL 16
010590,000409:                                                                                                  #  CAUSED BY X,Y MARK OR MARK REJECT OR BY THE RATE OF DESCENT SWITCH
010591,000410: 
010592,000411: 07,2332           54016        MARKRUPT           TS       BANKRUPT                              
010593,000412: 07,2333           30033                           CA       CDUY                                  #  STORE CDUS AND TIME NOW-THEN SEE IF
010594,000413: 07,2334           54063                           TS       ITEMP3                                #  WE NEED THEM
010595,000414: 07,2335           30034                           CA       CDUZ                                  
010596,000415: 07,2336           54064                           TS       ITEMP4                                
010597,000416: 07,2337           30032                           CA       CDUX                                  
010598,000417: 07,2340           54065                           TS       ITEMP5                                
010599,000418: 07,2341           00006                           EXTEND                                         
010600,000419: 07,2342           30025                           DCA      TIME2                                 
010601,000420: 07,2343           52062                           DXCH     ITEMP1                                
010602,000421: 07,2344           56002                           XCH      Q                                     
010603,000422: 07,2345           54012                           TS       QRUPT                                 
010604,000423: 
010605,000424: 07,2346           32624                           CAF      OCT34                                 #  SEE IF X OR Y MARK OR MKREJECT
010606,000425: 07,2347           00006                           EXTEND                                         
010607,000426: 07,2350           02016                           RAND     NAVKEYIN                              
010608,000427: 07,2351           10000                           CCS      A                                     
010609,000428: 07,2352           12354                           TCF      +2                                    #  ITS A LIVE ONE-SEE IF ITS WANTED
010610,000429: 07,2353           12404                           TCF      SOMEKEY                               #  ITS SOME OTHER KEY
010611,000430: 
010612,000431: 07,2354           34740                           CAF      BIT12                                 #  ARE WE ASKING FOR A MARK
010613,000432: 07,2355           71307                           MASK     MARKSTAT                              
010614,000433: 07,2356           10000                           CCS      A                                     
010615,000434: 07,2357           05270                           TC       RESUME                                #  DONT WANT MARK OR MKREJECT-DO NOTHING
010616,000435: 
010617,000436: 07,2360           11307                           CCS      MARKSTAT                              #  ARE MARKS BEING ACCEPTED
010618,000437: 07,2361           12365                           TCF      FINDKEY                               #  THEY ARE-WHICH ONE IS IT
010619,000438: 07,2362           05567                           TC       ALARM                                 #  MARKS NOT BEING ACCEPTED-DO ALARM
010620,000439: 07,2363           00112                           OCT      112                                   
010621,000440: 07,2364           05270                           TC       RESUME                                
010622,000441: 
010623,000442: 07,2365           34747        FINDKEY            CAF      BIT5                                  #  SEE IF MARK REJECT
010624,000443: 07,2366           00006                           EXTEND                                         
010625,000444: 07,2367           02016                           RAND     NAVKEYIN                              
010626,000445: 07,2370           10000                           CCS      A                                     
010627,000446: 07,2371           12461                           TCF      MKREJ                                 #  ITS A MARK REJECT
010628,000447: 
010629,000448: 07,2372           34750                           CAF      BIT4                                  #  SEE IF Y MARK
010630,000449: 07,2373           00006                           EXTEND                                         
010631,000450: 07,2374           02016                           RAND     NAVKEYIN                              
010632,000451: 07,2375           10000                           CCS      A                                     
010633,000452: 
010634,000453: 07,2376           12422                           TCF      YMKRUPT                               #  ITS A Y MARK
010635,000454: 
010636,000455: 07,2377           34751                           CAF      BIT3                                  #  SEE IF X MARK
010637,000456: 07,2400           00006                           EXTEND                                         
010638,000457: 07,2401           02016                           RAND     NAVKEYIN                              
010639,000458: 

Page 255

010641,000460: 07,2402           10000                           CCS      A                                     
010642,000461: 07,2403           12416                           TCF      XMKRUPT                               #  ITS A X MARK
010643,000462: 
010644,000463: 07,2404           34776        SOMEKEY            CAF      OCT140                                #  NOT MARK OR MKREJECT-SEE IF DESCENT BITS
010645,000464: 07,2405           00006                           EXTEND                                         
010646,000465: 07,2406           02016                           RAND     NAVKEYIN                              
010647,000466: 07,2407           00006                           EXTEND                                         
010648,000467: 07,2410           12413                           BZF      +3                                    #  IF NO BITS
010649,000468: 
010650,000469: 07,2411           04635                           TC       POSTJUMP                              #  IF DESCENT BITS
010651,000470: 07,2412           46455                           CADR     DESCBITS                              
010652,000471: 
010653,000472: 07,2413           05567                           TC       ALARM                                 #  NO INBITS IN CHANNEL 16
010654,000473: 07,2414           00113                           OCT      113                                   
010655,000474: 
010656,000475: 07,2415           05270                           TC       RESUME                                
010657,000476: 
010658,000477: 07,2416           34755        XMKRUPT            CAF      ZERO                                  
010659,000478: 07,2417           54070                           TS       RUPTREG1                              #  SET X MARK STORE INDEX TO ZERO
010660,000479: 07,2420           34742                           CAF      BIT10                                 
010661,000480: 07,2421           12425                           TCF      +4                                    
010662,000481: 07,2422           34753        YMKRUPT            CAF      ONE                                   
010663,000482: 07,2423           54070                           TS       RUPTREG1                              #  SET Y MARK STORE INDEX TO ONE
010664,000483: 07,2424           34741                           CAF      BIT11                                 
010665,000484: 07,2425           55551                           TS       XYMARK                                #  SET MARK IDENTIFIATION
010666,000485: 
010667,000486: 07,2426           02514                           TC       MARKTYPE                              #  SEE IF SURFACE MARK
010668,000487: 07,2427           12521                           TCF      SURFSTOR                              #  SURFACE MARK-JUST STORE CDUS
010669,000488: 
010670,000489: 07,2430           34736                           CAF      BIT14                                 #  GOT A MARK-SEE IF MARK PAIR MADE
010671,000490: 07,2431           71307                           MASK     MARKSTAT                              
010672,000491: 07,2432           00006                           EXTEND                                         
010673,000492: 07,2433           12444                           BZF      VERIFYMK                              #  NOT A PAIR, NORMAL PROCEDURE
010674,000493: 07,2434           41550                           CS       MARKCNTR                              #  GOT A PAIR, SEE IF ANOTHER CAN BE MADE
010675,000494: 07,2435           64751                           AD       FOUR                                  #  IF SO, INCREMENT POINTER,CLEAR BITS 10,11
010676,000495: 07,2436           00006                           EXTEND                                         
010677,000496: 07,2437           62454                           BZMF     5MKALARM                              #  HAVE FIVE MARK PAIRS-DONT ALLOW MARK
010678,000497: 07,2440           25550                           INCR     MARKCNTR                              #  OK FOR ANOTHER PAIR, INCR POINTER
010679,000498: 07,2441           47714                           CS       PRIO23                                #  CLEAR BITS10,11,14 FOR NEXT PAIR
010680,000499: 07,2442           71307                           MASK     MARKSTAT                              
010681,000500: 07,2443           55307                           TS       MARKSTAT                              
010682,000501: 
010683,000502: 07,2444           31551        VERIFYMK           CA       XYMARK                                
010684,000503: 07,2445           71307                           MASK     MARKSTAT                              
010685,000504: 07,2446           10000                           CCS      A                                     
010686,000505: 07,2447           12451                           TCF      +2                                    #  THIS MARK NOT DESIRED
010687,000506: 07,2450           12526                           TCF      VACSTOR                               #  MARK DESIRED - STORE CDUS
010688,000507: 07,2451           05567                           TC       ALARM                                 
010689,000508: 07,2452           00114                           OCT      114                                   
010690,000509: 07,2453           05270                           TC       RESUME                                #  RESUME-DISPLAY UNCHANGED-WAIT FOR ACTION
010691,000510: 

Page 256

010693,000512: 07,2454           05567        5MKALARM           TC       ALARM                                 #  ATTEMPTING TO MAKE MORE THAN 5 MK PAIRS
010694,000513: 07,2455           00107                           OCT      107                                   
010695,000514: 07,2456           02514                           TC       MARKTYPE                              #  SEE IF SURFACE MARK
010696,000515: 07,2457           12627                           TCF      DSPV6N79                              #  IT IS
010697,000516: 07,2460           05270                           TC       RESUME                                #  DONT CHANGE DISPLAY-DO NOTHING
010698,000517: 

Page 257

010700,000519: 07,2461           02514        MKREJ              TC       MARKTYPE                              #  SEE IF SURFACE
010701,000520: 07,2462           12507                           TCF      SURFREJ                               #  SURFACE-JUST CHECK MARK COUNTER
010702,000521: 
010703,000522: 07,2463           35015                           CAF      PRIO3                                 #  INFLIGHT-SEE IF MARKS MADE
010704,000523: 07,2464           71307                           MASK     MARKSTAT                              
010705,000524: 07,2465           10000                           CCS      A                                     
010706,000525: 07,2466           12472                           TCF      REJECT                                #  MARKS MADE-REJECT ONE
010707,000526: 07,2467           05567        REJALM             TC       ALARM                                 #  NO MARK TO REJECT-BAD PROCEDURE-ALARM
010708,000527: 07,2470           00115                           OCT      115                                   
010709,000528: 07,2471           05270                           TC       RESUME                                #  DESIRED ACTION DISPLAYED
010710,000529: 
010711,000530: 07,2472           44355        REJECT             CS       PRIO30                                #  ZERO BIT14,SHOW REJ.,SEE IF MARK SINCE
010712,000531: 07,2473           71307                           MASK     MARKSTAT                              #  LAST REJECT
010713,000532: 07,2474           64737                           AD       BIT13                                 
010714,000533: 07,2475           57307                           XCH      MARKSTAT                              
010715,000534: 07,2476           74737                           MASK     BIT13                                 
010716,000535: 07,2477           10000                           CCS      A                                     
010717,000536: 07,2500           12505                           TCF      REJECT2                               #  ANOTHER REJECT SET BIT 10+11 TO ZERO
010718,000537: 
010719,000538: 07,2501           41551                           CS       XYMARK                                #  MARK MADE SINCE REJECT-REJECT MARK IN 1D
010720,000539: 07,2502           71307        RENEWMK            MASK     MARKSTAT                              
010721,000540: 07,2503           55307                           TS       MARKSTAT                              
010722,000541: 07,2504           12577                           TCF      REMARK                                #  GO REQUEST NEW MARK ACTION
010723,000542: 
010724,000543: 07,2505           45015        REJECT2            CS       PRIO3                                 #  ON SECOND REJECT-DISPLAY VB53 AGAIN
010725,000544: 07,2506           12502                           TCF      RENEWMK                               
010726,000545: 
010727,000546: 07,2507           11550        SURFREJ            CCS      MARKCNTR                              #  IF MARK DECREMENT COUNTER
010728,000547: 07,2510           12512                           TCF      +2                                    
010729,000548: 07,2511           12467                           TCF      REJALM                                #  NO MARKS TO REJECT-ALARM
010730,000549: 07,2512           55550                           TS       MARKCNTR                              
010731,000550: 07,2513           05270                           TC       RESUME                                
010732,000551: 

Page 258

010734,000553:                                                                                                  #  MARKTYPE TESTS TO SEE IF LEM ON LUNAR SURFACE. IF IT IS RETURN TO LOC+1
010735,000554: 
010736,000555: 07,2514           40104        MARKTYPE           CS       FLAGWRD8                              #  SURFFLAG*******TEMPORARY*****
010737,000556: 07,2515           74744                           MASK     BIT8                                  
010738,000557: 07,2516           10000                           CCS      A                                     
010739,000558: 07,2517           24002                           INCR     Q                                     #  IF SURFACE MARK REUTNR TO LOC +1
010740,000559: 07,2520           00002                           TC       Q                                     #  IF INFLIGHT MARK RETURN TO LOC +2
010741,000560: 
010742,000561: 07,2521           34755        SURFSTOR           CAF      ZERO                                  #  FOR SURFACE MARK ZERO MARK KIND INDEX
010743,000562: 07,2522           54070                           TS       RUPTREG1                              
010744,000563: 
010745,000564: 07,2523           41307                           CS       MARKSTAT                              #  SET BITS10,11 TO SHOW SURFACE MARK
010746,000565: 07,2524           75015                           MASK     PRIO3                                 #  FOR MARKCHEX
010747,000566: 07,2525           27307                           ADS      MARKSTAT                              
010748,000567: 
010749,000568: 07,2526           35004        VACSTOR            CAF      LOW9                                  
010750,000569: 07,2527           71307                           MASK     MARKSTAT                              #  STORE MARK VAC ADR IN RUPTREG2
010751,000570: 07,2530           54071                           TS       RUPTREG2                              
010752,000571: 07,2531           00006                           EXTEND                                         
010753,000572: 07,2532           30062                           DCA      ITEMP1                                #  PICK UP MARKTIME
010754,000573: 07,2533           53562                           DXCH     TSIGHT                                #  STORE LAST MARK TIME
010755,000574: 07,2534           31550                           CA       MARKCNTR                              #  6 X MARKCNTR FOR STORE INDEX
010756,000575: 07,2535           00006                           EXTEND                                         
010757,000576: 07,2536           76245                           MP       SIX                                   
010758,000577: 07,2537           56001                           XCH      L                                     #  GET INDEX FROM LOW ORDER PART
010759,000578: 07,2540           60071                           AD       RUPTREG2                              #  SET CDU STORE INDEX TO MARKVAC
010760,000579: 07,2541           26070                           ADS      RUPTREG1                              #  INCREMENT VAC PICKUP BY MARK FOR FLIGHT
010761,000580: 07,2542           55552                           TS       MKDEX                                 #  STORE HERE IN CASE OF SURFACE MARK
010762,000581: 07,2543           30063                           CA       ITEMP3                                
010763,000582: 07,2544           50070                           INDEX    RUPTREG1                              
010764,000583: 07,2545           54000                           TS       0                                     #  STORE CDUY
010765,000584: 07,2546           30064                           CA       ITEMP4                                
010766,000585: 07,2547           50070                           INDEX    RUPTREG1                              
010767,000586: 07,2550           54002                           TS       2                                     #  STORE CDUZ
010768,000587: 07,2551           30065                           CA       ITEMP5                                
010769,000588: 07,2552           50070                           INDEX    RUPTREG1                              
010770,000589: 07,2553           54004                           TS       4                                     #  STORE CDUX
010771,000590: 07,2554           02514                           TC       MARKTYPE                              #  IF SURFACE MARK-JUST DO SURFJOB
010772,000591: 07,2555           12604                           TCF      SURFJOB                               
010773,000592: 
010774,000593: 07,2556           34737                           CAF      BIT13                                 #  CLEAR BIT13 TO SHOW MARK MADE
010775,000594: 07,2557           61551                           AD       XYMARK                                #  SET MARK ID IN MARKSTAT
010776,000595: 07,2560           40000                           COM                                            
010777,000596: 07,2561           71307                           MASK     MARKSTAT                              
010778,000597: 07,2562           61551                           AD       XYMARK                                
010779,000598: 07,2563           55307                           TS       MARKSTAT                              
010780,000599: 07,2564           75015                           MASK     PRIO3                                 #  SEE IF X, Y MARK MADE
010781,000600: 07,2565           54001                           TS       L                                     
010782,000601: 

Page 259

010784,000603: 07,2566           35015                           CA       PRIO3                                 
010785,000604: 07,2567           00006                           EXTEND                                         
010786,000605: 07,2570           06001                           RXOR     LCHAN                                 
010787,000606: 07,2571           10000                           CCS      A                                     
010788,000607: 07,2572           12577                           TCF      REMARK                                #  NOT PAIR YET, DISPLAY MARK ACTION
010789,000608: 07,2573           41307                           CS       MARKSTAT                              #  MARK PAIR COMPLETE-SET BIT14
010790,000609: 07,2574           74736                           MASK     BIT14                                 
010791,000610: 07,2575           27307                           ADS      MARKSTAT                              
010792,000611: 07,2576           12577                           TCF      REMARK                                #  GO DISPLAY V54
010793,000612: 

Page 260

010795,000614: 07,2577           35015        REMARK             CAF      PRIO3                                 #  BITS 10 AND 11
010796,000615: 07,2600           71307                           MASK     MARKSTAT                              
010797,000616: 07,2601           00006                           EXTEND                                         
010798,000617: 07,2602           74746                           MP       BIT6                                  #  SHIFT MARK IDS TO BE 0 TO 3 FOR INDEX
010799,000618: 07,2603           55552                           TS       MKDEX                                 #  STORE VERB INDEX
010800,000619: 07,2604           35025        SURFJOB            CAF      PRIO15                                
010801,000620: 07,2605           05072                           TC       NOVAC                                 #  ENTER JOB TO CHANGE DISPLAY TO
010802,000621: 07,2606  E7,1551                                  EBANK=   XYMARK                                #  REQUEST NEXT ACTION
010803,000622: 07,2606           02611 16067                     2CADR    CHANGEVB                              
010804,000623: 
010805,000624: 07,2610           05270                           TC       RESUME                                
010806,000625: 
010807,000626: 07,2611           02514        CHANGEVB           TC       MARKTYPE                              
010808,000627: 07,2612           12627                           TCF      DSPV6N79                              #  SURFACE-DISPLAY V 06 N 79
010809,000628: 07,2613           51552                           INDEX    MKDEX                                 #  INFLIGHT-PICK UP MARK VB INDEX
010810,000629: 07,2614           32616                           CAF      MKVB54                                
010811,000630: 07,2615           02211                           TC       PASTIT                                #  PASTE UP NEXT MK VERB DISPLAY
010812,000631: 
010813,000632:                                                                                                  #  THE FOUR MKVBS ARE INDEXED-THEIR ORDER CANNOT BE CHANGED
010814,000633: 
010815,000634: 07,2616           15507        MKVB54             VN       5471                                  #  MAKE X OR Y MARK
010816,000635: 07,2617           15307        MKVB53             VN       5371                                  #  MAKE Y MARK
010817,000636: 07,2620           15107        MKVB52             VN       5271                                  #  MAKE X MARK
010818,000637: 07,2621           15507        MKVB54*            VN       5471                                  #  MAKE X OR Y MARK
010819,000638: 07,2622           04000 00000  DP1/8              2DEC     .125                                  
010820,000639: 
010821,000640: 07,2624           00034        OCT34              OCT      34                                    
010822,000641: 07,2625           01507        V06N71             VN       671                                   
010823,000642: 07,2626           01517        V06N79*            VN       679                                   
010824,000643: 

Page 261

010826,000645:                                                                                                  #  ROUTINE TO REQUEST CURSOR AND SPIRAL MEASUREMENTS
010827,000646: 07,2627                                           COUNT*   $$/R59                                
010828,000647: 
010829,000648: 07,2627           32626        DSPV6N79           CAF      V06N79*                               #  CURSOR-SPIRAL DISPLAY
010830,000649: 07,2630           04616                           TC       BANKCALL                              
010831,000650: 07,2631           20334                           CADR     GOMARKF                               
010832,000651: 
010833,000652: 07,2632           12060                           TCF      KILLAOT                               #  V34-DOES GOTOPOOH
010834,000653: 07,2633           12641                           TCF      SURFEND                               #  V33-PROCEED, END MARKING
010835,000654: 07,2634           34746                           CAF      BIT6                                  #  IF V32(OCT40) IN MPAC DO RECYCLE
010836,000655: 07,2635           70154                           MASK     MPAC                                  #  OTHERWISE IT IS LOAD VB ENTER SO
010837,000656: 07,2636           10000                           CCS      A                                     #  RE-DISPLAY V06N79
010838,000657: 07,2637           12645                           TCF      SURFAGAN                              #  VB32-RECYCLE
010839,000658: 07,2640           12627                           TCF      DSPV6N79                              #  ENTER
010840,000659: 
010841,000660: 07,2641           44736        SURFEND            CS       BIT14                                 #  SET BIT14 TO SHOW MARK END
010842,000661: 07,2642           71307                           MASK     MARKSTAT                              
010843,000662: 07,2643           64736                           AD       BIT14                                 
010844,000663: 07,2644           55307                           TS       MARKSTAT                              
010845,000664: 
010846,000665: 07,2645           31235        SURFAGAN           CA       CURSOR                                
010847,000666: 07,2646           51552                           INDEX    MKDEX                                 #  HOLDS VAC AREA POINTER FOR SURF MARKING
010848,000667: 07,2647           54001                           TS       1                                     #  STORE CURSOR SP 2COMP
010849,000668: 07,2650           31237                           CA       SPIRAL                                
010850,000669: 07,2651           51552                           INDEX    MKDEX                                 
010851,000670: 07,2652           54003                           TS       3                                     #  STORE SPIRAL
010852,000671: 
010853,000672: 07,2653           41307                           CS       MARKSTAT                              #  IF BIT 14 SET-END MARKING
010854,000673: 07,2654           74736                           MASK     BIT14                                 
010855,000674: 07,2655           00006                           EXTEND                                         
010856,000675: 07,2656           12216                           BZF      MARKCHEX                              
010857,000676: 07,2657           31550                           CA       MARKCNTR                              #  THIS IS RECYCLE-SEE IF 5 MARKS ALREADY
010858,000677: 07,2660           64753                           AD       ONE                                   
010859,000678: 07,2661           40000                           COM                                            
010860,000679: 07,2662           64756                           AD       FIVE                                  
010861,000680: 07,2663           00006                           EXTEND                                         
010862,000681: 07,2664           62454                           BZMF     5MKALARM                              #  CANT RECYCLE-TO MANY MARKS-ALARM
010863,000682: 07,2665           25550                           INCR     MARKCNTR                              #  OF FOR RECYCLE-INCR COUNTER
010864,000683: 07,2666           12205                           TCF      GETMKS     +3                         #  GO DISPLAY MARK VB
010865,000684: 

End of include-file AOTMARK.agc.  Parent file is MAIN.agc