Source Code
063302,000001: # Copyright: Public domain.
063303,000002: # Filename: UPDATE_PROGRAM.agc
063304,000003: # Purpose: Part of the source code for Colossus, build 249.
063305,000004: # It is part of the source code for the Command Module's (CM)
063306,000005: # Apollo Guidance Computer (AGC), possibly for Apollo 8 and 9.
063307,000006: # Assembler: yaYUL
063308,000007: # Reference: Starts at p. 1487 of 1701.pdf.
063309,000008: # Contact: Ron Burkey <info@sandroid.org>.
063310,000009: # Website: www.ibiblio.org/apollo/index.html
063311,000010: # Mod history: 08/30/04 RSB. Adapted from corresponding Luminary131 file.
063312,000011: # 05/14/05 RSB Corrected website reference above.
063313,000012: # 2010-10-24 JL Indentation fixes.
063314,000013:
063315,000014: # The contents of the "Colossus249" files, in general, are transcribed
063316,000015: # from a scanned document obtained from MIT's website,
063317,000016: # http://hrst.mit.edu/hrs/apollo/public/archive/1701.pdf. Notations on this
063318,000017: # document read, in part:
063319,000018:
063320,000019: # Assemble revision 249 of AGC program Colossus by NASA
063321,000020: # 2021111-041. October 28, 1968.
063322,000021:
063323,000022: # This AGC program shall also be referred to as
063324,000023: # Colossus 1A
063325,000024:
063326,000025: # Prepared by
063327,000026: # Massachusetts Institute of Technology
063328,000027: # 75 Cambridge Parkway
063329,000028: # Cambridge, Massachusetts
063330,000029: # under NASA contract NAS 9-4065.
063331,000030:
063332,000031: # Refer directly to the online document mentioned above for further information.
063333,000032: # Please report any errors (relative to 1701.pdf) to info@sandroid.org.
063334,000033:
063335,000034: # In some cases, where the source code for Luminary 131 overlaps that of
063336,000035: # Colossus 249, this code is instead copied from the corresponding Luminary 131
063337,000036: # source file, and then is proofed to incorporate any changes.
063338,000037:
063339,000038: # Page 1487
063340,000039: # PROGRAM NAME: P27
063341,000040: # WRITTEN BY: KILROY/ DE WOLF
063342,000041:
063343,000042: # MOD NO: 0
063344,000043: # MOD BY: KILROY
063345,000044: # DATE: 01DEC67
063346,000045:
063347,000046: # LOG SECTION: UPDATE PROGRAM.
063348,000047:
063349,000048: # FUNCT. DESCR.: P27 (THE UPDATE PROGRAM) PROCESSES COMMANDS AND DATA
063350,000049: # INSERTIONS REQUESTED BY THE GROUND VIA UPLINK.
063351,000050: # THE P27 PROGRAM WILL ACCEPT UPDATES
063352,000051: # ONLY DURING P00 FOR THE LM, AND ONLY DURINT P00,
063353,000052: # P02, AND FRESH START FOR THE CSM.
063354,000053:
063355,000054: # CALLING SEQ: PROGRAM IS INITIATED BY UPLINK ENTRY OF VERBS 70, 71, 72, AND 73.
063356,000055:
063357,000056: # SUBROUTINES: TESTXACT, NEWMODEX, NEWMODEX +3, GOXDSPF, BANKCALL, FINDVAC, INTPRET, INTSTALL, TPAGREE,
063358,000057: # INTWAKEU, ENDEXT, POSTJUMP, FALTON, NEWPHASE, PHASCHNG
063359,000058:
063360,000059: # NORMAL EXIT: TC ENDEXT
063361,000060:
063362,000061: # ALARM/ABORT: TC FALTON FOLLOWED BY TC ENDEXT
063363,000062:
063364,000063: # RESTARTS: P27 IS RESTART PROTECTED IN TWO WAYS ...
063365,000064: # 1. PRIOR TO VERIFLAG INVERSION (WHICH IS CAUSED BY THE GROUND/ASTRONAUT'S VERIFICATION OF UPDATE
063366,000065: # DATA BY SENDING A V33E WHEN V21N02 IS FLASHING)---
063367,000066: # NO PROTECTION EXCEPT PRE-P27 MODE IS RESTROED, COAST + ALIGN DOWNLIST IS SELECTED AND UPLINE
063368,000067: # ACTIVITY LIGHT IS TURNED OFF. (JUST AS IF A V34E WAS SENT DURING P27 DATA LOADS).
063369,000068: # V70,V71,V72, OR V73 WILL HAVE TO BE COMPLETELY RESENT BY USER.
063370,000069: # 2. AFTER VERIFLAG INVERSION (WHEN UPDATE OF THE SPECIFIED ERASABLES IS BEING PERFORMED)---
063371,000070: # PROTECTED AGAINST RESTARTS.
063372,000071:
063373,000072: # DEBRIS: UPBUFF (20D) TEMP STORAGE FOR ADDRESSES AND CONTENTS.
063374,000073: # UPVERB (1) VERB NUMBER MINUS 70D (E.G., FOR V72, UPVERB = 72D - 70D = 2)
063375,000074: # UPOLDMOD(1) FOR MAJOR MODE INTERRUPTED BY P27.
063376,000075: # COMPNUMB(1) TOTAL NUMBER OF COMPONENTS TO BE TRANSMITTED.
063377,000076: # UPCOUNT (1) ACTUAL NUMBER OF COMPONENTS RECEIVED.
063378,000077: # UPTEMP (1) SCRATCH, BUT USUALLY CONTAINS COMPONENT NUMBER TO BE CHANGED DURING VERIFY CYCLE.
063379,000078:
063380,000079: # INPUT:
063381,000080:
063382,000081: # ENTRY DESCRIPTION
063383,000082: # V70EXXXXXEXXXXXE (LIFTOFF TIME INCREMENT) DOUBLE PRECISION OCTAL TIME INCREMENT, XXXXX XXXXX,
063384,000083: # IS ADDED TO TEPHEM, SUBTRACTED FROM AGC CLOCK(TIME2,TIME1), SUBTRACTED FROM CSM STATE
063385,000084: # VECTOR TIME(TETCSM) AND SUBTRACTED FROM LEM STATE VECTOR TIME(TETLEM).
063386,000085: # THE DP OCTAL TIME INCREMENT IS SCALED AT 2(28).
063387,000086: # Page 1488
063388,000087: # V71EIIEAAAAE (CONTIGUOUS BLOCK UPDATE) II-2 OCTAL COMPONENTS, XXXXX,
063389,000088: # XXXXXE ARE LOADED INTO ERASABLE STARTING AT ECADR, AAAA.
063390,000089: # XXXXXE IT IS .GE. 3 .AND. .LE. 200.,
063391,000090: # ... AND (AAAA + II -3) DOES NOT PRODUCE AN ADDRESS IN THE
063392,000091: # NEXT BANK. SCALING IS SAME AS INTERNAL REGISTERS.
063393,000092: # V72EIIE (SCATTER UPDATE) (II-1)/2 OCTAL COMPONENTS, XXXXX, ARE
063394,000093: # AAAAEXXXXXE LOADED INTO ERASABLE LOCATIONS, AAAA.
063395,000094: # AAAAEXXXXXE II IS .GE. 3 .AND. .LE. 19D, AND MUST BE ODD.
063396,000095: # ... SCALING IS SAME AS INTERNAL REGISTERS.
063397,000096:
063398,000097: # V73EXXXXXEXXXXXE (OCTAL CLOCK INCREMENT) DOUBLE PRECISION OCTAL TIME
063399,000098: # INCREMENT XXXXX XXXXX, IS ADDED TO THE AGC CLOCK, IN
063400,000099: # CENTISECONDS SCALED AT (2)28).
063401,000100: # THIS LOAD IS THE OCTAL EQUIVALENT OF V55.
063402,000101:
063403,000102: # OUTPUT: IN ADDITION TO THE ABOVE REGISTER LOADS, ALL UPDATES
063404,000103: # COMPLEMENT BIT3 OF FLAGWORD7.
063405,000104:
063406,000105: # ADDITIONAL NOTES: VERB 71, JUST DEFINED ABOVE WILL BE USED TO PERFORM BUT NOT LIMITED TO THE FOLLOWING UPDATES --
063407,000106: # 1. CSM/LM STATE VECTOR UPDATE
063408,000107: # 2. REFSMMAT UPDATE
063409,000108:
063410,000109: # THE FOLLOWING COMMENTS DELINEATE EACH SPECIAL UPDATE ---
063411,000110:
063412,000111: # 1. CSM/LM STATE VECTOR UPDATE (ALL DATA ENTRIES IN OCTAL)
063413,000112: # ENTRIES: DATA DEFINITION: SCALE FACTORS:
063414,000113: # V71E CONTIGUOUS BLOCK UPDATE VERB
063415,000114: # 21E NUMBER OF COMPONENTS FOR STATE VECTOR UPDATE
063416,000115: # AAAAE ECADR OF `UPSVFLAG'
063417,000116: # XXXXXE STATE VECTOR IDENTIFIER: 00001 FOR CSM, 77776 FOR LEM -- EARTH SPHERE OF INFLUENCE SCALING
063418,000117: # 00002 FOR CSM, 77775 FOR LEM -- LUNAR SPHERE OF INFLUENCE SCALING
063419,000118: # XXXXXEXXXXXE X POSITION
063420,000119: # XXXXXEXXXXXE Y POSITION
063421,000120: # XXXXXEXXXXXE Z POSITION
063422,000121: # XXXXXEXXXXXE X VELOCITY
063423,000122: # XXXXXEXXXXXE Y VELOCITY
063424,000123: # XXXXXEXXXXXE Z VELOCITY
063425,000124: # XXXXXEXXXXXE TIME FROM AGC CLOCK ZERO
063426,000125: # V33E VERB 33 TO SIGNAL THAT THE STATE VECTOR IS READY TO BE STORED.
063427,000126:
063428,000127: # 2. REFSMMAT (ALL DATA ENTRIES IN OCTAL)
063429,000128: # ENTRIES DATA DEFINITITIONS SCALE FACTORS:
063430,000129: # Page 1489
063431,000130: # V71E CONTIGUOUS BLOCK UPDATE VERB
063432,000131: # 24E NUMBER OF COMPONENTS FOR REFSMMAT UPDATE
063433,000132: # AAAAE ECADR OF `REFSMMAT'
063434,000133: # XXXXXEXXXXXE ROW 1 COLUMN 1 2(-1)
063435,000134: # XXXXXEXXXXXE ROW 1 COLUMN 2 2(-1)
063436,000135: # XXXXXEXXXXXE ROW 1 COLUMN 3 2(-1)
063437,000136: # XXXXXEXXXXXE ROW 2 COLUMN 1 2(-1)
063438,000137: # XXXXXEXXXXXE ROW 2 COLUMN 2 2(-1)
063439,000138: # XXXXXEXXXXXE ROW 2 COLUMN 3 2(-1)
063440,000139: # XXXXXEXXXXXE ROW 3 COLUMN 1 2(-1)
063441,000140: # XXXXXEXXXXXE ROW 3 COLUMN 2 2(-1)
063442,000141: # XXXXXEXXXXXE ROW 3 COLUMN 3 2(-1)
063443,000142: # V33E VERB 33 TO SIGNAL THAT REFSMMAT IS READY TO BE STORED
063444,000143:
063445,000144: 07,3717 BANK 07
063446,000145: 43,2000 SETLOC EXTVERBS
063447,000146: 43,2000 BANK
063448,000147:
063449,000148: 43,3722 E3,1706 EBANK= TEPHEM
063450,000149:
063451,000150: 43,3722 COUNT* $$/P27
063452,000151: 43,3722 34714 V70UPDAT CAF UP70 # COMES HERE ON V70E
063453,000152: 43,3723 13731 TCF V73UPDAT +1
063454,000153:
063455,000154: 43,3724 34712 V71UPDAT CAF UP71 # COMES HERE ON V71E
063456,000155: 43,3725 13731 TCF V73UPDAT +1
063457,000156:
063458,000157: 43,3726 34711 V72UPDAT CAF UP72 # COMES HERE ON V72E
063459,000158: 43,3727 13731 TCF V73UPDAT +1
063460,000159:
063461,000160: 43,3730 36214 V73UPDAT CAF UP73 # COMES HERE ON V73E
063462,000161:
063463,000162: 43,3731 54331 +1 TS UPVERBSV # SAVE UPVERB UNTIL IT'S OK TO ENTER P27
063464,000163:
063465,000164: 43,3732 02076 TC TESTXACT # GRAB DISPLAY IF AVAILABLE, OTHERWISE
063466,000165: # TURN *OPERATOR ERROR* ON AND TERMINATE EJOB
063467,000166:
063468,000167: 43,3733 31011 CA MODREG # CHECK IF UPDATE ALLOWED
063469,000168: 43,3734 00006 EXTEND # FIRST CHECK FOR MODREG = +0, -0
063470,000169: 43,3735 13737 BZF +2 # (+0 = P00, -0 = FRESHSTART)
063471,000170: 43,3736 03747 TC CKMDMORE # NOW CHECK FOR PROGRAM WHICH CAN BE
063472,000171: # INTERRUPTED BY P27.
063473,000172:
063474,000173: 43,3737 31011 CAE MODREG # UPDATE ALLOWED
063475,000174: 43,3740 54301 TS UPOLDMOD # SAVE CURRENT MAJOR MODE
063476,000175: # Page 1490
063477,000176: 43,3741 30331 CAE UPVERBSV # SET UPVERB TO INDICDATE TO P27
063478,000177: 43,3742 54302 TS UPVERB # WHICH EXTENDED VERB CALLED IT.
063479,000178:
063480,000179: 43,3743 34712 CAF ONE
063481,000180: 43,3744 54303 TS UPCOUNT # INITIALIZE UPCOUNT TO 1
063482,000181:
063483,000182: 43,3745 04574 TC POSTJUMP # LEAVE EXTENDED VERB BANK AND
063484,000183: 43,3746 57364 CADR UPPART2 # GO TO UPDATE PROGRAM (P27) BANK.
063485,000184:
063486,000185: 43,3747 40101 CKMDMORE CS FLAGWRD5
063487,000186: 43,3750 74703 MASK BIT8 # CHECK IF COMPUTER IS LGC
063488,000187: 43,3751 10000 CCS A # IS COMPUER LGC OR AGC
063489,000188: 43,3752 13760 UPERLEM TCF UPERROR # ERROR: IT'S THE LEM + MODE IS NOT P00.
063490,000189: 43,3753 44711 CS TWO
063491,000190: 43,3754 71011 MASK MODREG
063492,000191: 43,3755 10000 CCS A
063493,000192: 43,3756 13760 UPERCMC TCF UPERROR # ERROR: IT'S THE CMC AND MODE IS NOT
063494,000193: # P00 OR P02.
063495,000194: 43,3757 00002 TC Q # ALLOW UPDATE TO PROCEED.
063496,000195:
063497,000196: 43,3760 04574 UPERROR TC POSTJUMP # TURN ON 'OPERATOR ERROR' LIGHT
063498,000197: 43,3761 57745 CADR UPERROUT +2 # GO TO COMMON UPDATE PROGRAM EXIT
063499,000198:
063500,000199: 43,3762 4714 UP70 EQUALS ZERO
063501,000200: 43,3762 4712 UP71 EQUALS ONE
063502,000201: 43,3762 4711 UP72 EQUALS TWO
063503,000202: 43,3762 6214 UP73 EQUALS THREE
063504,000203:
063505,000204: 04,3650 BANK 04
063506,000205: 27,2000 SETLOC UPDATE2
063507,000206: 27,2000 BANK
063508,000207:
063509,000208: 27,3364 COUNT* $$/P27
063510,000209:
063511,000210: 27,3364 UPPART2 EQUALS # UPDATE PROGRAM -- PART 2
063512,000211:
063513,000212: 27,3364 05301 TC PHASCHNG # SET RESTART GROUP 6 TO RESTORE OLD MODE
063514,000213: 27,3365 07026 OCT 07026 # AND DOWNLIST AND EXIT IF RESTART OCCURS.
063515,000214: 27,3366 30000 OCT 30000 # PRIORITY SAME AS CHRPRIO
063516,000215: 27,3367 0304 EBANK= UPBUFF
063517,000216: 27,3367 03675 56100 2CADR UPOUT +1
063518,000217:
063519,000218: 27,3371 34712 CAF ONE
063520,000219: 27,3372 54332 TS DNLSTCOD # DOWNLIST
063521,000220:
063522,000221: 27,3373 05243 TC NEWMODEX # SET MAJOR MODE = 27
063523,000222: 27,3374 00033 DEC 27 B-14
063524,000223:
063525,000224: # Page 1491
063526,000225: 27,3375 50302 INDEX UPVERB # BRANCH DEPENDING ON WHETHER THE UPDATE
063527,000226: 27,3376 13377 TCF +1 # VERB REQUIRES A FIXED OR VARIABLE NUMBER
063528,000227: 27,3377 13402 TCF +3 # V70 FIXED (OF COMPONENTS)
063529,000228: 27,3400 13405 TCF OHWELL1 # V71 VARIABLE -- GO GET NO. OF COMPONENTS
063530,000229: 27,3401 13405 TCF OHWELL1 # V72 VARIABLE -- GO GET NO. OF COMPONENTS
063531,000230: 27,3402 34711 CA TWO # V73 (AND V70) FIXED
063532,000231: 27,3403 54300 TS COMPNUMB # SET NUMBER OF COMPONENTS TO 2.
063533,000232: 27,3404 13430 TCF OHWELL2 # GO GET THE TWO UPDATE COMPONENTS
063534,000233:
063535,000234: 27,3405 33500 OHWELL1 CAF ADUPBUFF # * REQUEST USER TO SEND NUMBER *
063536,000235: 27,3406 54156 TS MPAC +2 # * OF COMPONENTS PARAMETER(II) *
063537,000236: 27,3407 33501 +2 CAF UPLOADNV # (CKV432 RETURNS HERE IF V32 ENCOUNTERED)
063538,000237: 27,3410 04555 TC BANKCALL # DISPLAY A FLASHING V21N01
063539,000238: 27,3411 20465 CADR GOXDSPF # TO REQUEST II.
063540,000239: 27,3412 13675 TCF UPOUT4 # V32 TERMINATE UPDATE (P27) RETURN
063541,000240: 27,3413 13407 TCF OHWELL1 +2
063542,000241: 27,3414 03471 TC CK4V32 # DATA OR V32 RETURN
063543,000242: 27,3415 44711 CS BIT2
063544,000243: 27,3416 60304 AD UPBUFF # IS II (NUMBER OF COMPONENTS PARAMETER)
063545,000244: 27,3417 00006 EXTEND # .GE. 3 AND .LE. 20D.
063546,000245: 27,3420 63407 BZMF OHWELL1 +2
063547,000246: 27,3421 40304 CS UPBUFF
063548,000247: 27,3422 64376 AD UP21
063549,000248: 27,3423 00006 EXTEND
063550,000249: 27,3424 63407 BZMF OHWELL1 +2
063551,000250: 27,3425 30304 CAE UPBUFF
063552,000251: 27,3426 54300 TS COMPNUMB # SAVE II IN COMPNUMB
063553,000252:
063554,000253: # UPBUFF LOADING SEQUENCE
063555,000254:
063556,000255: 27,3427 24303 INCR UPCOUNT # INCREMENT COUNT OF COMPONENTS RECEIVED.
063557,000256: 27,3430 33645 OHWELL2 CAF ADUPBFM1 # CALCULATE LOCATION (ECADR) IN UPBUFF
063558,000257: 27,3431 60303 AD UPCOUNT # WHERE NEXT COMPONENT SHOULD BE STORED
063559,000258: 27,3432 54156 +2 TS MPAC +2 # PLACE ECADR INTO R3.
063560,000259: 27,3433 33501 +3 CAF UPLOADNV # (CK4V32 RETURNS HERE IF V32 ENCOUNTERED)
063561,000260: 27,3434 04555 TC BANKCALL # DISPLAY A FLASHING V21N01
063562,000261: 27,3435 20465 CADR GOXDSPF # TO REQUEST DATA.
063563,000262: 27,3436 13675 TCF UPOUT4 # V34 TERMINATE UPDATE (P27) RETURN.
063564,000263: 27,3437 13433 TCF OHWELL2 +3 # V33 PROCEED RETURN
063565,000264: 27,3440 03471 TC CK4V32 # DATA OR V32 RETURN
063566,000265: 27,3441 40303 CS UPCOUNT # HAVE WE FINISHED RECEIVING ALL
063567,000266: 27,3442 60300 AD COMPNUMB # THE DATA WE EXPECTED.
063568,000267: 27,3443 00006 EXTEND
063569,000268: 27,3444 63446 BZMF UPVERIFY # YES -- GO TO VERIFICATION SEQUENCE
063570,000269: 27,3445 13427 TCF OHWELL2 -1 # NO -- REQUEST ADDITIONAL DATA.
063571,000270:
063572,000271: # VERIFY SEQUENCE
063573,000272: # Page 1492
063574,000273: 27,3446 33477 UPVERIFY CAF ADUPTEMP # PLACE ECADR WHERE COMPONENT NO. INDEX
063575,000274: 27,3447 54156 TS MPAC +2 # IS TO BE STORED INTO R3.
063576,000275: 27,3450 33502 CAF UPVRFYNV # (CK4V32 RETURNS HERE IF V32 ENCOUNTERED)
063577,000276: 27,3451 04555 TC BANKCALL # DISPLAY A FLASHING V21N02 TO REQUEXT
063578,000277: 27,3452 20465 CADR GOXDSPF # DATA CORRECTION OR VERIFICATION.
063579,000278: 27,3453 13675 TCF UPOUT4 # V34 TERMINATE UPDATE (P27) RETURN
063580,000279: 27,3454 13503 TCF UPSTORE # V33 DATA SENT IS GOOD. GO STORE IT.
063581,000280: 27,3455 03471 TC CK4V32 # COMPONENT NO. INDEX OR V32 RETURN
063582,000281: 27,3456 30330 CA UPTEMP # DOES THE COMPONENT NO. INDEX JUST SEND
063583,000282: 27,3457 00006 EXTEND # SPECIFY A LEGAL COMPONENT NUMBER?
063584,000283: 27,3460 63446 BZMF UPVERIFY # NO, IT IS NOT POSITIVE NONZERO
063585,000284: 27,3461 40330 CS UPTEMP
063586,000285: 27,3462 60300 AD COMPNUMB
063587,000286: 27,3463 64712 AD BIT1
063588,000287: 27,3464 00006 EXTEND
063589,000288: 27,3465 63446 BZMF UPVERIFY # NO
063590,000289: 27,3466 33645 CAF ADUPBFM1 # YES -- BASED ON THE COMPONENT NO. INDEX
063591,000290: 27,3467 60330 AD UPTEMP # CALCULATE THE ECADR OF LOCATION IN
063592,000291: 27,3470 13432 TCF OHWELL2 +2 # UPBUFF WHICH USER WANTS TO CHANG.
063593,000292:
063594,000293: 27,3471 27,3675 UPOUT4 EQUALS UPOUT +1 # COMES HERE ON V34 TC TERMINATE UPDATE.
063595,000294:
063596,000295: # CHECK FOR VERB 32 SEQUENCE
063597,000296:
063598,000297: 27,3471 40154 CK4V32 CS MPAC # ON DATA RETURN FROM `GOXDSPF'
063599,000298: 27,3472 74705 MASK BIT6 # ON DATA RETURN FROM "GOXDSP" & THE CON-
063600,000299: 27,3473 10000 CCS A # TENTS OF MPAC = VERB. SO TEST FOR V32.
063601,000300: 27,3474 00002 TC Q # IT'S NOT A V32, IT'S DATA. PROCEED.
063602,000301: 27,3475 50002 INDEX Q
063603,000302: 27,3476 77771 TC 0 -6 # V32 ENCOUNTERED -- GO BACK AND GET DATA
063604,000303:
063605,000304: 27,3477 00330 ADUPTEMP ADRES UPTEMP # ADDRESS OF TEMP STORAGE FOR CORRECTIONS
063606,000305: 27,3500 00304 ADUPBUFF ADRES UPBUFF # ADDRESS OF UPDATE DATA STORAGE BUFFER
063607,000306: 27,3501 05201 UPLOADNV VN 2101 # VERB 21 NOUN 01
063608,000307: 27,3502 05202 UPVRFYNV VN 2102 # VERB 21 NOUN 02
063609,000308: 27,3503 4376 UP21 = MD1 # DEC 21 = MAX NO OF COMPONENTS +1
063610,000309: 27,3503 4715 UPDTPHAS EQUALS FIVE
063611,000310:
063612,000311: # PRE-STORE AND FAN TO APPROPRIATE BRANCH SEQUENCE
063613,000312:
063614,000313: 27,3503 UPSTORE EQUALS # GROUND HAS VERIFIED UPDATE. STORE DATA.
063615,000314:
063616,000315: 27,3503 00004 INHINT
063617,000316:
063618,000317: 27,3504 30103 CAE FLAGWRD7 # INVERT VERIFLAG (BIT 3 OF FLAGWRD7) TO
063619,000318: 27,3505 56001 XCH L # INDICATE TO THE GROUND (VIA DOWNLINK)
063620,000319: 27,3506 34710 CAF BIT3 # THAT THE V33 (WHICH THE GROUND SENT TO
063621,000320: 27,3507 00006 EXTEND # VERIFY THE UPDATE) HAS BEEN SUCCESSFULLY
063622,000321: 27,3510 06001 RXOR LCHAN # RECEIVED BY THE UPDATE PROGRAM
063623,000322: # Page 1493
063624,000323: 27,3511 54103 TS FLAGWRD7
063625,000324:
063626,000325: 27,3512 05301 TC PHASCHNG # SET RESTART GROUP 6 TO REDO THE UPDATE
063627,000326: 27,3513 04026 OCT 04026 # DATA STORE IF A RESTART OCCURS.
063628,000327: 27,3514 00004 INHINT # (BECAUSE PHASCHNG DID A RELINT)
063629,000328:
063630,000329: 27,3515 44711 CS TWO # GO TO UPFNDVAC IF INSTALL IS REQUIRED.
063631,000330: 27,3516 60302 AD UPVERB # THAT IS, IF IT'S A V70 - V72.
063632,000331: 27,3517 00006 EXTEND # GO TO UPEND73 IF IT'S A V73.
063633,000332: 27,3520 63527 BZMF UPFNDVAC
063634,000333:
063635,000334: # VERB 73 BRANCH
063636,000335:
063637,000336: 27,3521 00006 UPEND73 EXTEND # V73 -- PERFORM DP OCTAL AGC CLOCK INCREMENT
063638,000337: 27,3522 30305 DCA UPBUFF
063639,000338: 27,3523 52315 DXCH UPBUFF +8D
063640,000339: 27,3524 03552 TC TIMEDIDL
063641,000340: 27,3525 04400 TC FALTON # ERROR -- TURN ON *OPERATOR ERROR* LIGHT
063642,000341: 27,3526 03675 TC UPOUT +1 # GO TO COMMON UPDATE PROGRAM EXIT
063643,000342:
063644,000343: 27,3527 34371 UPFNDVAC CAF CHRPRIO # (USE EXTENDED VERB PRIORITY)
063645,000344: 27,3530 05042 TC FINDVAC # GET VAC AREA FOR `CALL INTSTALL'
063646,000345: 27,3531 E3,1706 EBANK= TEPHEM
063647,000346: 27,3531 03534 56103 2CADR UPJOB # (NOTE: THIS WILL ALSO SET EBANK FOR
063648,000347: 27,3533 05112 TC ENDOFJOB # `TEPHEM' UPDATE BY V70)
063649,000348:
063650,000349: 27,3534 06006 UPJOB TC INTPRET # THIS COULD BE A STATE VECTOR UPDATE -- SO
063651,000350: 27,3535 77624 CALL # WAIT (PUT JOB TO SLEEP) IF ORBIT INT(OI)
063652,000351: 27,3536 27371 INTSTALL # IS IN PROGRESS -- OR -- GRAB OI AND RETURN
063653,000352: # TO UPWAKE IF OI IS NOT IN PROGRESS.
063654,000353:
063655,000354: 27,3537 77776 UPWAKE EXIT
063656,000355:
063657,000356: 27,3540 05301 TC PHASCHNG # RESTART PROTECT (GROUP 6)
063658,000357: 27,3541 04026 OCT 04026
063659,000358:
063660,000359: 27,3542 05435 TC UPFLAG # SET INTEGRATION RESTART BIT
063661,000360: 27,3543 00236 ADRES REINTFLG
063662,000361: 27,3544 00004 INHINT
063663,000362: 27,3545 UPPART3 EQUALS
063664,000363:
063665,000364: 27,3545 50302 INDEX UPVERB # BRANCH TO THE APPROPRIATE UPDATE VERB
063666,000365: 27,3546 13547 TCF +1 # ROUTINE TO ACTUALLY PERFORM THE UPDATE
063667,000366: 27,3547 13706 TCF UPEND70 # V70
063668,000367: 27,3550 13615 TCF UPEND71 # V71
063669,000368: 27,3551 13647 TCF UPEND72 # V72
063670,000369:
063671,000370: # ROUTINE TO INCREMENT CLOCK (TIME2,TIME1) WITH CONTENTS OF DP WORD AT UPBUFF.
063672,000371: # Page 1494
063673,000372: 27,3552 00006 TIMEDIDL EXTEND
063674,000373: 27,3553 22330 QXCH UPTEMP # SAVE Q FOR RETURN
063675,000374: 27,3554 34714 CAF ZERO # ZERO AND SAVE TIME2,TIME1
063676,000375: 27,3555 22007 ZL
063677,000376: 27,3556 52025 DXCH TIME2
063678,000377: 27,3557 52327 DXCH UPBUFF +18D # STORE IN CASE OF OVERFLOW
063679,000378:
063680,000379: 27,3560 34715 CAF UPDTPHAS # SO
063681,000380: 27,3561 54001 TS L # A
063682,000381: 27,3562 40000 COM # QUICK
063683,000382: 27,3563 52765 DXCH -PHASE6 # PHASCHNG
063684,000383:
063685,000384: 27,3564 00004 TIMEDIDR INHINT
063686,000385: 27,3565 34714 CAF ZERO
063687,000386: 27,3566 22007 ZL # PICK UP INCRMENTER (AND ZERO
063688,000387: 27,3567 54156 TS MPAC +2 # IT IN CASE OF RESTARTS) AND
063689,000388: 27,3570 52315 DXCH UPBUFF +8D # STORE IT
063690,000389: 27,3571 52155 DXCH MPAC # INTO MPAC FOR TPAGREE.
063691,000390:
063692,000391: 27,3572 00006 EXTEND
063693,000392: 27,3573 30327 DCA UPBUFF +18D
063694,000393: 27,3574 20155 DAS MPAC # FORM SUM IN MPAC
063695,000394: 27,3575 00006 EXTEND
063696,000395: 27,3576 13605 BZF DELTAOK # TEST FOR OVERFLOW
063697,000396: 27,3577 34714 CAF ZERO
063698,000397: 27,3600 52327 DXCH UPBUFF +18D # OVERFLOW, RESTORE OLD VALUE OF CLOCK
063699,000398: 27,3601 20025 DAS TIME2 # AND TURN ON OPERATOR ERROR
063700,000399:
063701,000400: 27,3602 05301 TC PHASCHNG # RESTART PROTECT (GROUP 6)
063702,000401: 27,3603 04026 OCT 04026
063703,000402:
063704,000403: 27,3604 00330 TC UPTEMP # GO TO ERROR EXIT
063705,000404:
063706,000405: 27,3605 07226 DELTAOK TC TPAGREE # FORCE SIGN AGREEMENT
063707,000406: 27,3606 52155 DXCH MPAC
063708,000407: 27,3607 20025 DAS TIME2 # INCREMENT TIME2,TIME1
063709,000408:
063710,000409: 27,3610 05301 TC PHASCHNG # RESTART PROTECT (GROUP 6)
063711,000410: 27,3611 04026 OCT 04026
063712,000411:
063713,000412: 27,3612 00004 INHINT
063714,000413: 27,3613 50330 INDEX UPTEMP # (CODED THIS WAY FOR RESTART PROTECTION)
063715,000414: 27,3614 00001 TC 1 # NORMAL RETURN
063716,000415:
063717,000416: # VERB 71 BRANCH
063718,000417:
063719,000418: 27,3615 30305 UPEND71 CAE UPBUFF +1 # SET EBANK
063720,000419: 27,3616 54003 TS EBANK # AND
063721,000420: 27,3617 74373 MASK LOW8 # CALCULATE
063722,000421: 27,3620 54330 TS UPTEMP # S-REG VALUE OF RECEIVING AREA
063723,000422: # Page 1495
063724,000423: 27,3621 67714 AD NEG3 # IN THE PROCESS OF
063725,000424: 27,3622 60300 AD COMPNUMB # PERFORMING
063726,000425: 27,3623 00006 EXTEND # THIS UPDATE
063727,000426: 27,3624 13632 BZF STORLP71 # WILL WE
063728,000427: 27,3625 74702 MASK BIT9 # OVERFLOW
063729,000428: 27,3626 10000 CCS A # INTO THE NEXT EBANK....
063730,000429: 27,3627 13743 TCF UPERROUT
063731,000430:
063732,000431: 27,3630 37714 CA NEG3 # NO -- CALCULATE NUMBER OF
063733,000432: 27,3631 60300 AD COMPNUMB # WORDS TO BE STORED MINUS ONE
063734,000433: 27,3632 54154 STORLP71 TS MPAC # SAVE NO. OF WORDS REMAINING MINUS ONE
063735,000434: 27,3633 50000 INDEX A # TAKE NEXT UPDATE WORD FROM
063736,000435: 27,3634 30306 CA UPBUFF +2 # UPBUFF AND
063737,000436: 27,3635 54001 TS L # SAVE IT IN L
063738,000437: 27,3636 30154 CA MPAC # CALCULATE NEXT
063739,000438: 27,3637 60330 AD UPTEMP # RECEIVING ADDRESS
063740,000439: 27,3640 50000 INDEX A
063741,000440: 27,3641 E3,1400 EBANK= 1400
063742,000441: 27,3641 23400 LXCH 1400 # UPDATE THE REGISTER BY CONTENTS OF L
063743,000442: 27,3642 E3,1706 EBANK= TEPHEM
063744,000443: 27,3642 10154 CCS MPAC # ARE THERE ANY WORDS LEFT TO BE STORED
063745,000444: 27,3643 13632 TCF STORLP71 # YES
063746,000445: 27,3644 13674 TCF UPOUT # NO -- THEN EXIT UPDATE PROGRAM
063747,000446: 27,3645 00303 ADUPBFM1 ADRES UPBUFF -1 # SAME AS ADUPBUFF BUT LESS 1 (DON'T MOVE)
063748,000447: 27,3646 13674 TCF UPOUT # NO -- EXIT UPDATE (HERE WHEN COMPNUMB = 3)
063749,000448:
063750,000449: # VERB 72 BRANCH
063751,000450:
063752,000451: 27,3647 34712 UPEND72 CAF BIT1 # HAVE AN ODD NO. OF COMPONENTS
063753,000452: 27,3650 70300 MASK COMPNUMB # BEEN SENT FOR A V72 UPDATE ...
063754,000453: 27,3651 10000 CCS A
063755,000454: 27,3652 13654 TCF +2 # YES
063756,000455: 27,3653 13743 TCF UPERROUT # ERROR -- SHOULD BE ODD NO. OF COMPONENTS
063757,000456: 27,3654 44711 CS BIT2
063758,000457: 27,3655 60300 AD COMPNUMB
063759,000458: 27,3656 54154 LDLOOP72 TS MPAC # NO PERFORM THE UPDATE
063760,000459: 27,3657 50000 INDEX A
063761,000460: 27,3660 30305 CAE UPBUFF +1 # PICK UP NEXT UPDATE WORD
063762,000461: 27,3661 22000 LXCH A
063763,000462: 27,3662 10154 CCS MPAC # SET POINTER TO ECADR (MUST BE CCS)
063764,000463: 27,3663 54154 TS MPAC
063765,000464: 27,3664 50000 INDEX A
063766,000465: 27,3665 30305 CAE UPBUFF +1 # PICK UP NEXT ECADR OF REG TO BE UPDATED
063767,000466: 27,3666 54003 TS EBANK # SET EBANK
063768,000467: 27,3667 74373 MASK LOW8 # ISOLATE RELATIVE ADDRESS
063769,000468: 27,3670 50000 INDEX A
063770,000469: 27,3671 E3,1400 EBANK= 1400
063771,000470: 27,3671 23400 LXCH 1400 # UPDATE THE REGISTER BY CONTENTS OF L
063772,000471: 27,3672 E3,1706 EBANK= TEPHEM
063773,000472: # Page 1496
063774,000473: 27,3672 10154 CCS MPAC # ARE WE THORUGH THE V72 UPDATE...
063775,000474: 27,3673 13656 TCF LDLOOP72 # NO
063776,000475:
063777,000476: # NORMAL FINISH OF P27
063778,000477:
063779,000478: 27,3674 UPOUT EQUALS
063780,000479: 27,3674 02662 TC INTWAKEU # RELEASE GRAB OF ORBITAL INTEGRATION
063781,000480: 27,3675 30301 +1 CAE UPOLDMOD # RESTORE PRIOR P27 MODE
063782,000481: 27,3676 05246 TC NEWMODEX +3
063783,000482: 27,3677 34714 CAF ZERO
063784,000483: 27,3700 54332 TS DNLSTCOD
063785,000484: 27,3701 03750 TC UPACTOFF # TURN OFF `UPLINK ACTIVITY' LIGHT
063786,000485: 27,3702 00006 EXTEND # KILL GROUP 6
063787,000486: 27,3703 34714 DCA NEG0
063788,000487: 27,3704 52765 DXCH -PHASE6
063789,000488:
063790,000489: 27,3705 05423 TC ENDEXT # EXTENDED VERB EXIT
063791,000490:
063792,000491: # VERB TO BRANCH
063793,000492:
063794,000493: 27,3706 00006 UPEND70 EXTEND # V70 DOES THE FOLLOWING WITH DP DELTA
063795,000494: 27,3707 40305 DCS UPBUFF # TIME IN UPBUFF
063796,000495: 27,3710 52315 DXCH UPBUFF +8D
063797,000496: 27,3711 03552 TC TIMEDIDL # DECREMENT AGC CLOCK
063798,000497:
063799,000498: 27,3712 03743 TC UPERROUT # ERROR WHILE DECREMENTING CLOCK -- EXIT
063800,000499:
063801,000500: 27,3713 E3,1706 EBANK= TEPHEM
063802,000501: 27,3713 00006 EXTEND
063803,000502: 27,3714 40305 DCS UPBUFF # COPY DECREMENTERS FOR
063804,000503: 27,3715 52317 DXCH UPBUFF +10D # RESTART PROTECTION
063805,000504: 27,3716 00006 EXTEND
063806,000505: 27,3717 40305 DCS UPBUFF
063807,000506: 27,3720 52321 DXCH UPBUFF +12D
063808,000507:
063809,000508: 27,3721 05301 TC PHASCHNG # RESTART PROTECT (GROUP 6)
063810,000509: 27,3722 04026 OCT 04026
063811,000510:
063812,000511: 27,3723 34714 CAF ZERO
063813,000512: 27,3724 22007 ZL
063814,000513: 27,3725 52317 DXCH UPBUFF +10D # DECREMENT CSM STATE VECTOR TIME
063815,000514: 27,3726 21571 DAS TETCSM
063816,000515:
063817,000516: 27,3727 34714 CAF ZERO
063818,000517: 27,3730 22007 ZL
063819,000518: 27,3731 52321 DXCH UPBUFF +12D # DECREMENT LEM STATE VECTOR TIME
063820,000519: 27,3732 21643 DAS TETLEM
063821,000520: # Page 1497
063822,000521: 27,3733 34714 CAF ZERO
063823,000522: 27,3734 22007 ZL
063824,000523: 27,3735 52305 DXCH UPBUFF
063825,000524: 27,3736 21710 DAS TEPHEM +1 # INCREMENT TP TEPHEM
063826,000525: 27,3737 27706 ADS TEPHEM
063827,000526:
063828,000527: 27,3740 05301 TC PHASCHNG # RESTART PROTECT (GROUP 6)
063829,000528: 27,3741 04026 OCT 04026
063830,000529:
063831,000530: 27,3742 0304 EBANK= UPBUFF
063832,000531:
063833,000532: 27,3742 03674 TC UPOUT # GO TO STANDARD UPDATE PROGRAM EXIT
063834,000533:
063835,000534: # ERROR SEQUENCE
063836,000535:
063837,000536: 27,3743 04400 UPERROUT TC FALTON # TURN ON *OPERATOR ERROR* LIGHT
063838,000537: 27,3744 13674 TCF UPOUT # GO TO COMMON UPDATE PROGRAM EXIT
063839,000538:
063840,000539: 27,3745 04400 +2 TC FALTON # TURN ON `OPERATOR ERROR' LIGHT
063841,000540: 27,3746 03750 TC UPACTOFF # TURN OFF `UPLINK ACTIVITY' LIGHT
063842,000541: 27,3747 05423 TC ENDEXT # EXTENDED VERB EXIT
063843,000542: # (THE PURPOSE OF UPERROUT +2 EXIT IS
063844,000543: # TO PROVIDE AN ERROR EXIT WHICH DOES NOT
063845,000544: # RESET ANY RESTART GROUPS)
063846,000545:
063847,000546: # `UPACTOFF' IS A ROUTINE TO TURN OFF UPLINK ACTIVITY LIGHT ON ALL EXITS FROM UPDATE PROGRAM (P27).
063848,000547:
063849,000548: 27,3750 44710 UPACTOFF CS BIT3
063850,000549: 27,3751 00006 EXTEND # TURN OFF UPLINK ACTIVITY LIGHT
063851,000550: 27,3752 03011 WAND DSALMOUT # (BIT 3 OF CHANNEL 11)
063852,000551: 27,3753 00002 TC Q
End of include-file UPDATE_PROGRAM.agc. Parent file is MAIN.agc