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. 11,1969Note 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