Source Code
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These source-code files were from the printout at the MIT Museum, with many thanks
to Deborah Douglas, the Museum's Curator of Science and Technology, for releasing
it to us. The printout was digitally photographed by Paul Fjeld. A team of
volunteers transcribed the source code manually from these images or, where
appropriate, modified already-transcribed but similar source Luminary 131 (Apollo 13)
source code to agree with the images from the printout. Note that the page images
presented online are of reduced quality, and that higher-quality images
are available. Report any conversion errors or legibility
problems in page images to info@sandroid.org.
Notations on the program listing read, in part:GAP: ASSEMBLE REVISION 001 OF AGC PROGRAM LMY99 BY NASA 2021112-061 20'35 OCT. 28,1968Note that the date is the date of the printout, not the date of the program revision. |
059403,000002: ## Copyright: Public domain.
059404,000003: ## Filename: UPDATE_PROGRAM.agc
059405,000004: ## Purpose: Part of the source code for Luminary 1A build 099.
059406,000005: ## It is part of the source code for the Lunar Module's (LM)
059407,000006: ## Apollo Guidance Computer (AGC), for Apollo 11.
059408,000007: ## Assembler: yaYUL
059409,000008: ## Contact: Ron Burkey <info@sandroid.org>.
059410,000009: ## Website: www.ibiblio.org/apollo.
059411,000010: ## Pages: 1386-1396
059412,000011: ## Mod history: 2009-05-10 SN (Sergio Navarro). Started adapting
059413,000012: ## from the Luminary131/ file of the same
059414,000013: ## name, using Luminary099 page images.
059415,000014: ## 2009-06-07 RSB Added an SBANK= to account for incompatibilities
059416,000015: ## between YUL and yaYUL.
059417,000016: ## 2011-01-06 JL Fixed pseudo-label indentation.
059418,000017: ## 2011-05-07 JL Flag SBANK= workaround.
059419,000018: ## 2016-12-18 RSB Proofed text comments with octopus/ProoferComments
059420,000019: ## and corrected the errors found.
059421,000020: ## 2017-01-28 RSB Comment-text fixes identified for Luminary 69.
059422,000021: ## 2017-02-09 RSB Comment-text fixes identified for Artemis 72.
059423,000022: ## 2017-03-14 RSB Comment-text fixes noted in proofing Luminary 116.
059424,000023: ## 2017-03-16 RSB Comment-text fixes identified in 5-way
059425,000024: ## side-by-side diff of Luminary 69/99/116/131/210.
059426,000025:
059427,000026: ## This source code has been transcribed or otherwise adapted from
059428,000027: ## digitized images of a hardcopy from the MIT Museum. The digitization
059429,000028: ## was performed by Paul Fjeld, and arranged for by Deborah Douglas of
059430,000029: ## the Museum. Many thanks to both. The images (with suitable reduction
059431,000030: ## in storage size and consequent reduction in image quality as well) are
059432,000031: ## available online at www.ibiblio.org/apollo. If for some reason you
059433,000032: ## find that the images are illegible, contact me at info@sandroid.org
059434,000033: ## about getting access to the (much) higher-quality images which Paul
059435,000034: ## actually created.
059436,000035: ##
059437,000036: ## Notations on the hardcopy document read, in part:
059438,000037: ##
059439,000038: ## Assemble revision 001 of AGC program LMY99 by NASA 2021112-61
059440,000039: ## 16:27 JULY 14, 1969
059441,000040:
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Page 1386 |
059443,000042: # PROGRAM NAME: P27
059444,000043: # WRITTEN BY: KILROY/ DE WOLF
059445,000044:
059446,000045: # MOD NO: 6
059447,000046: # MOD BY: KILROY
059448,000047: # DATE: 01DEC67
059449,000048:
059450,000049: # LOG SECTION: UPDATE PROGRAM.
059451,000050:
059452,000051: # FUNCT. DESCR: P27 (THE UPDATE PROGRAM) PROCESSES COMMANDS AND DATA
059453,000052: # INSERTIONS REQUESTED BY THE GROUND VIA UPLINK.
059454,000053: # THE P27 PROGRAM WILL ACCEPT UPDATES
059455,000054: # ONLY DURING P00 FOR THE LM, AND ONLY DURING P00,
059456,000055: # P02, AND FRESH START FOR THE CSM
059457,000056:
059458,000057: # CALLING SEQ: PROGRAM IS INITIATED BY UPLINK ENTRY OF VERBS 70, 71, 72 AND 73.
059459,000058:
059460,000059: # SUBROUTINES: TESTXACT, NEWMODEX, NEWMODEX +3, GOXDSPF, BANKCALL, FINDVAC, INTPRET, INTSTALL, TPAGREE,
059461,000060: # INTWAKEU, ENDEXT, POSTJUMP, FALTON, NEWPHASE, PHASCHNG
059462,000061:
059463,000062: # NORMAL EXIT: TC ENDEXT
059464,000063:
059465,000064: # ALARM/ABORT: TC FALTON FOLLOWED BY TC ENDEXT
059466,000065:
059467,000066: # RESTARTS: P27 IS RESTART PROTECTED IN TWO WAYS ...
059468,000067: # 1. PRIOR TO VERIFLAG INVERSION (WHICH IS CAUSED BY THE GROUND/ASTRONAUT'S VERIFICATION OF UPDATE
059469,000068: # DATA BY SENDING A V33E WHEN V21N02 IS FLASHING)---
059470,000069: # NO PROTECTION EXCEPT PRE-P27 MODE IS RESTORED, COAST + ALIGN DOWNLIST IS SELECTED AND UPLINK
059471,000070: # ACTIVITY LIGHT IS TURNED OFF. (JUST AS IF A V34E WAS SENT DURING P27 DATA LOADS).
059472,000071: # V70,V71,V72 OR V73 WILL HAVE TO BE COMPLETELY RESENT BY USER.
059473,000072: # 2. AFTER VERIFLAG INVERSION (WHEN UPDATE OF THE SPECIFIED ERASABLES IS BEING PERFORMED)---
059474,000073: # PROTECTED AGAINST RESTARTS.
059475,000074:
059476,000075: # DEBRIS: UPBUFF (20D) TEMP STORAGE FOR ADDRESSES AND CONTENTS.
059477,000076: # UPVERB (1) VERB NUMBER MINUS 70D (E.G. FOR V72, UPVERB = 72D - 70D = 2)
059478,000077: # UPOLDMOD(1) FOR MAJOR MODE INTERRUPTED BY P27.
059479,000078: # COMPNUMB(1) TOTAL NUMBER OF COMPONENTS TO BE TRANSMITTED.
059480,000079: # UPCOUNT (1) ACTUAL NUMBER OF COMPONENTS RECEIVED.
059481,000080: # UPTEMP (1) SCRATCH, BUT USUALLY CONTAINS COMPONENT NUMBER TO BE CHANGED DURING VERIFY CYCLE
059482,000081:
059483,000082: # INPUT:
059484,000083:
059485,000084: # ENTRY: DESCRIPTION
059486,000085: # V70EXXXXXEXXXXXE (LIFTOFF TIME INCREMENT) DOUBLE PRECISION OCTAL TIME INCREMENT, XXXXX XXXXX,
059487,000086: # IS ADDED TO TEPHEM, SUBTRACTED FROM AGC CLOCK(TIME2,TIME1), SUBTRACTED FROM CSM STATE
059488,000087: # VECTOR TIME(TETCSM) AND SUBTRACTED FROM LEM STATE VECTOR TIME(TETLEM).
059489,000088: # THE DP OCTAL TIME INCREMENT IS SCALED AT 2(28).
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Page 1387 |
059491,000090: # V71EIIEAAAAE (CONTIGUOUS BLOCK UPDATE) II-2 OCTAL COMPONENTS, XXXXX,
059492,000091: # XXXXXE ARE LOADED INTO ERASABLE STARTING AT ECADR, AAAA.
059493,000092: # XXXXXE IT IS .GE. 3 .AND. .LE. 20D.,
059494,000093: # AND (AAAA + II -3) DOES NOT PRODUCE AN ADDRESS IN THE
059495,000094: # 9 NEXT BANK
059496,000095: # . SCALING IS SAME AS INTERNAL REGISTERS.
059497,000096: # V72EIIE (SCATTER UPDATE) (II-1)/2 OCTAL COMPONENTS, XXXXX, ARE
059498,000097: # AAAAEXXXXXE LOADED INTO ERASABLE LOCATIONS, AAAA.
059499,000098: # AAAAEXXXXXE II IS .GE. 3 .AND. .LE. 19D, AND MUST BE ODD.
059500,000099: # . SCALING IS SAME AS INTERNAL REGISTERS.
059501,000100:
059502,000101: # V73EXXXXXEXXXXXE (OCTAL CLOCK INCREMENT) DOUBLE PRECISION OCTAL TIME
059503,000102: # INCREMENT XXXXX XXXXX, IS ADDED TO THE AGC CLOCK, IN
059504,000103: # CENTISECONDS SCALED AT (2)28.
059505,000104: # THIS LOAD IS THE OCTAL EQUIVALENT OF V55.
059506,000105:
059507,000106: # OUTPUT: IN ADDITION TO THE ABOVE REGISTER LOADS, ALL UPDATES
059508,000107: # COMPLEMENT BIT3 OF FLAGWORD7.
059509,000108:
059510,000109: # ADDITIONAL NOTES: VERB 71, JUST DEFINED ABOVE WILL BE USED TO PERFORM BUT NOT LIMITED TO THE FOLLOWING UPDATES --
059511,000110: # 1. CSM/LM STATE VECTOR UPDATE
059512,000111: # 2. REFSMMAT UPDATE
059513,000112:
059514,000113: # THE FOLLOWING COMMENTS DELINEATE EACH SPECIAL UPDATE ----
059515,000114:
059516,000115: # 1. CSM/LM STATE VECTOR UPDATE (ALL DATA ENTRIES IN OCTAL)
059517,000116: # ENTRIES: DATA DEFINITION: SCALE FACTORS:
059518,000117: # V71E CONTIGUOUS BLOCK UPDATE VERB
059519,000118: # 21E NUMBER OF COMPONENTS FOR STATE VECTOR UPDATE
059520,000119: # AAAAE ECADR OF 'UPSVFLAG'
059521,000120: # XXXXXE STATE VECTOR IDENTIFIER: 00001 FOR CSM, 77776 FOR LEM - EARTH SPHERE OF INFLUENCE SCALING
059522,000121: # 00002 FOR CSM, 77775 FOR LEM - LUNAR SPHERE OF INFLUENCE SCALING
059523,000122: # XXXXXEXXXXXE X POSITION
059524,000123: # XXXXXEXXXXXE Y POSITION
059525,000124: # XXXXXEXXXXXE Z POSITION
059526,000125: # XXXXXEXXXXXE X VELOCITY
059527,000126: # XXXXXEXXXXXE Y VELOCITY
059528,000127: # XXXXXEXXXXXE Z VELOCITY
059529,000128: # XXXXXEXXXXXE TIME FROM AGC CLOCK ZERO
059530,000129: # V33E VERB 33 TO SIGNAL THAT THE STATE VECTOR IS READY TO BE STORED.
059531,000130:
059532,000131: # 2. REFSMMAT (ALL DATA ENTRIES IN OCTAL)
059533,000132: # ENTRIES: DATA DEFINITIONS: SCALE FACTORS:
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Page 1388 |
059535,000134: # V71E CONTIGUOUS BLOCK UPDATE VERB
059536,000135: # 24E NUMBER OF COMPONENTS FOR REFSMMAT UPDATE
059537,000136: # AAAAE ECADR OF 'REFSMMAT'
059538,000137: # XXXXXEXXXXXE ROW 1 COLUMN 1 2(-1)
059539,000138: # XXXXXEXXXXXE ROW 1 COLUMN 2 2(-1)
059540,000139: # XXXXXEXXXXXE ROW 1 COLUMN 3 2(-1)
059541,000140: # XXXXXEXXXXXE ROW 2 COLUMN 1 2(-1)
059542,000141: # XXXXXEXXXXXE ROW 2 COLUMN 2 2(-1)
059543,000142: # XXXXXEXXXXXE ROW 2 COLUMN 3 2(-1)
059544,000143: # XXXXXEXXXXXE ROW 3 COLUMN 1 2(-1)
059545,000144: # XXXXXEXXXXXE ROW 3 COLUMN 2 2(-1)
059546,000145: # XXXXXEXXXXXE ROW 3 COLUMN 3 2(-1)
059547,000146: # V33E VERB 33 TO SIGNAL THAT REFSMMAT IS READY TO BE STORED.
059548,000147:
059549,000148:
059550,000149:
059551,000150: 07,3773 BANK 07
059552,000151: 43,2000 SETLOC EXTVERBS
059553,000152: 43,2000 BANK
059554,000153:
059555,000154: 43,3724 E3,1706 EBANK= TEPHEM
059556,000155:
059557,000156: 43,3724 COUNT* $$/P27
059558,000157: 43,3724 34755 V70UPDAT CAF UP70 # COMES HERE ON V70E
059559,000158: 43,3725 13733 TCF V73UPDAT +1
059560,000159:
059561,000160: 43,3726 34753 V71UPDAT CAF UP71 # COMES HERE ON V71E
059562,000161: 43,3727 13733 TCF V73UPDAT +1
059563,000162:
059564,000163: 43,3730 34752 V72UPDAT CAF UP72 # COMES HERE ON V72E
059565,000164: 43,3731 13733 TCF V73UPDAT +1
059566,000165:
059567,000166: 43,3732 36245 V73UPDAT CAF UP73 # COMES HERE ON V73E
059568,000167:
059569,000168: 43,3733 55166 +1 TS UPVERBSV # SAVE UPVERB UNTIL IT'S OK TO ENTER P27
059570,000169:
059571,000170: 43,3734 02076 TC TESTXACT # GRAB DISPLAY IF AVAILABLE, OTHERWISE
059572,000171: # TURN*OPERATOR ERROR* ON AND TERMINATEJOB
059573,000172:
059574,000173: 43,3735 31011 CA MODREG # CHECK IF UPDATE ALLOWED
059575,000174: 43,3736 00006 EXTEND # FIRST CHECK FOR MODREG = +0, -0
059576,000175: 43,3737 13742 BZF +3 # (+0 = P00, -0 = FRESHSTART)
059577,000176: 43,3740 04635 UPERROR TC POSTJUMP # TURN ON 'OPERATOR ERROR' LIGHT
059578,000177: 43,3741 11762 CADR UPERROUT +2 # GO TO COMMON UPDATE PROGRAM EXIT
059579,000178:
059580,000179: 43,3742 31011 CAE MODREG # UPDATE ALLOWED.
059581,000180: 43,3743 43,3740 CKMDMORE = UPERROR
059582,000181: 43,3743 55171 TS UPOLDMOD # SAVE CURRENT MAJOR MODE
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Page 1389 |
059584,000183: 43,3744 31166 CAE UPVERBSV # SET UPVERB TO INDICATE TO P27
059585,000184:
059586,000185: 43,3745 55172 TS UPVERB # WHICH EXTENDED VERB CALLED IT.
059587,000186:
059588,000187: 43,3746 34753 CAF ONE
059589,000188: 43,3747 55173 TS UPCOUNT # INITIALIZE UPCOUNT TO 1
059590,000189:
059591,000190: 43,3750 04635 TC POSTJUMP # LEAVE EXTENDED VERB BANK AND
059592,000191: 43,3751 11401 CADR UPPART2 # GO TO UPDATE PROGRAM (P27) BANK.
059593,000192:
059594,000193: 43,3752 4755 UP70 EQUALS ZERO
059595,000194: 43,3752 4753 UP71 EQUALS ONE
059596,000195: 43,3752 4752 UP72 EQUALS TWO
059597,000196: 43,3752 6245 UP73 EQUALS THREE
059598,000197:
059599,000198: 04,3401 BANK 04
059600,000199: 04,2000 SETLOC UPDATE2
059601,000200: 04,2000 BANK
059602,000201:
059603,000202: 04,3401 COUNT* $$/P27
059604,000203:
059605,000204: 04,3401 UPPART2 EQUALS # UPDATE PROGRAM - PART 2
059606,000205:
059607,000206: 04,3401 05353 TC PHASCHNG # SET RESTART GROUP 6 TO RESTORE OLD MODE
059608,000207: 04,3402 07026 OCT 07026 # AND DOWNLIST AND EXIT IF RESTART OCCURS.
059609,000208: 04,3403 30000 OCT 30000 # PRIORITY SAME AS CHRPRIO
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[WORKAROUND] RSB 2009 |
059611,000210: 04,3404 40,2000 SBANK= PINSUPER
059612,000211: 04,3404 1174 EBANK= UPBUFF
059613,000212: 04,3404 03712 10102 2CADR UPOUT +1
059614,000213:
059615,000214: 04,3406 34753 CAF ONE
059616,000215: 04,3407 54332 TS DNLSTCOD # DOWNLIST
059617,000216:
059618,000217: 04,3410 05311 TC NEWMODEX # SET MAJOR MODE = 27
059619,000218: 04,3411 00033 DEC 27 B-14
059620,000219:
059621,000220: 04,3412 51172 INDEX UPVERB # BRANCH DEPENDING ON WHETHER THE UPDATE
059622,000221: 04,3413 13414 TCF +1 # VERB REQUIRES A FIXED OR VARIABLE NUMBER
059623,000222: 04,3414 13417 TCF +3 # V70 FIXED. (OF COMPONENTS.
059624,000223: 04,3415 13422 TCF OHWELL1 # V71 VARIABLE - GO GET NO. OF COMPONENTS
059625,000224: 04,3416 13422 TCF OHWELL1 # V72 VARIABLE - GO GET NO. OF COMPONENTS
059626,000225: 04,3417 34752 CA TWO # V73 (AND V70) FIXED
059627,000226: 04,3420 55170 TS COMPNUMB # SET NUMBER OF COMPONENTS TO 2.
059628,000227: 04,3421 13445 TCF OHWELL2 # GO GET THE TWO UPDATE COMPONENTS
059629,000228:
059630,000229: 04,3422 33515 OHWELL1 CAF ADUPBUFF # * REQUEST USER TO SEND NUMBER *
059631,000230: 04,3423 54156 TS MPAC +2 # * OF COMPONENTS PARAMETER(II).*
059632,000231: 04,3424 33516 +2 CAF UPLOADNV # (CK4V32 RETURNS HERE IF V32 ENCOUNTERED)
059633,000232: 04,3425 04616 TC BANKCALL # DISPLAY A FLASHING V21N01
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Page 1390 |
059635,000234: 04,3426 20334 CADR GOXDSPF # TO REQUEST II.
059636,000235:
059637,000236: 04,3427 13712 TCF UPOUT4 # V34 TERMINATE UPDATE (P27) RETURN
059638,000237: 04,3430 13424 TCF OHWELL1 +2
059639,000238: 04,3431 03506 TC CK4V32 # DATA OR V32 RETURN
059640,000239: 04,3432 44752 CS BIT2
059641,000240: 04,3433 61174 AD UPBUFF # IS II (NUMBER OF COMPONENTS PARAMETER)
059642,000241: 04,3434 00006 EXTEND # .GE. 3 AND .LE. 20D.
059643,000242: 04,3435 63424 BZMF OHWELL1 +2
059644,000243: 04,3436 41174 CS UPBUFF
059645,000244: 04,3437 64362 AD UP21
059646,000245: 04,3440 00006 EXTEND
059647,000246: 04,3441 63424 BZMF OHWELL1 +2
059648,000247: 04,3442 31174 CAE UPBUFF
059649,000248: 04,3443 55170 TS COMPNUMB # SAVE II IN COMPNUMB
059650,000249:
059651,000250: # UPBUFF LOADING SEQUENCE
059652,000251:
059653,000252: 04,3444 25173 INCR UPCOUNT # INCREMENT COUNT OF COMPONENTS RECEIVED.
059654,000253: 04,3445 33662 OHWELL2 CAF ADUPBFM1 # CALCULATE LOCATION (ECADR) IN UPBUFF
059655,000254: 04,3446 61173 AD UPCOUNT # WHERE NEXT COMPONENT SHOULD BE STORED.
059656,000255: 04,3447 54156 +2 TS MPAC +2 # PLACE ECADR INTO R3.
059657,000256: 04,3450 33516 +3 CAF UPLOADNV # (CK4V32 RETURNS HERE IF V32 ENCOUNTERED)
059658,000257: 04,3451 04616 TC BANKCALL # DISPLAY A FLASHING V21N01
059659,000258: 04,3452 20334 CADR GOXDSPF # TO REQUEST DATA.
059660,000259: 04,3453 13712 TCF UPOUT4 # V34 TERMINATE UPDATE (P27) RETURN.
059661,000260: 04,3454 13450 TCF OHWELL2 +3 # V33 PROCEED RETURN
059662,000261: 04,3455 03506 TC CK4V32 # DATA OR V32 RETURN
059663,000262: 04,3456 41173 CS UPCOUNT # HAVE WE FINISHED RECEIVING ALL
059664,000263: 04,3457 61170 AD COMPNUMB # THE DATA WE EXPECTED.
059665,000264: 04,3460 00006 EXTEND
059666,000265: 04,3461 63463 BZMF UPVERIFY # YES - GO TO VERIFICATION SEQUENCE
059667,000266: 04,3462 13444 TCF OHWELL2 -1 # NO - REQUEST ADDITIONAL DATA.
059668,000267:
059669,000268: # VERIFY SEQUENCE
059670,000269:
059671,000270: 04,3463 33514 UPVERIFY CAF ADUPTEMP # PLACE ECADR WHERE COMPONENT NO. INDEX
059672,000271: 04,3464 54156 TS MPAC +2 # IS TO BE STORED INTO R3.
059673,000272: 04,3465 33517 CAF UPVRFYNV # (CK4V32 RETURNS HERE IF V32 ENCOUNTERED)
059674,000273: 04,3466 04616 TC BANKCALL # DISPLAY A FLASHING V21N02 TO REQUEST
059675,000274: 04,3467 20334 CADR GOXDSPF # DATA CORRECTION OR VERIFICATION.
059676,000275: 04,3470 13712 TCF UPOUT4 # V34 TERMINATE UPDATE (P27) RETURN
059677,000276: 04,3471 13520 TCF UPSTORE # V33 DATA SENT IS GOOD. GO STORE IT.
059678,000277: 04,3472 03506 TC CK4V32 # COMPONENT NO. INDEX OR V32 RETURN
059679,000278: 04,3473 31167 CA UPTEMP # DOES THE COMPONENT NO. INDEX JUST SENT
059680,000279: 04,3474 00006 EXTEND # SPECIFY A LEGAL COMPONENT NUMBER?
059681,000280: 04,3475 63463 BZMF UPVERIFY # NO, IT IS NOT POSITIVE NONZERO
059682,000281: 04,3476 41167 CS UPTEMP
059683,000282: 04,3477 61170 AD COMPNUMB
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Page 1391 |
059685,000284: 04,3500 64753 AD BIT1
059686,000285: 04,3501 00006 EXTEND
059687,000286: 04,3502 63463 BZMF UPVERIFY # NO
059688,000287: 04,3503 33662 CAF ADUPBFM1 # YES - BASED ON THE COMPONENT NO. INDEX
059689,000288: 04,3504 61167 AD UPTEMP # CALCULATE THE ECADR OF LOCATION IN
059690,000289: 04,3505 13447 TCF OHWELL2 +2 # UPBUFF WHICH USER WANTS TO CHANGE.
059691,000290:
059692,000291: 04,3506 04,3712 UPOUT4 EQUALS UPOUT +1 # COMES HERE ON V34 TO TERMINATE UPDATE
059693,000292:
059694,000293: # CHECK FOR VERB 32 SEQUENCE
059695,000294:
059696,000295: 04,3506 40154 CK4V32 CS MPAC # ON DATA RETURN FROM 'GOXDSPF'
059697,000296: 04,3507 74746 MASK BIT6 # ON DATA RETURN FROM "GOXDSP" & THE CON-
059698,000297: 04,3510 10000 CCS A # TENTS OF MPAC = VERB. SO TEST FOR V32.
059699,000298: 04,3511 00002 TC Q # IT'S NOT A V32, IT'S DATA. PROCEED.
059700,000299: 04,3512 50002 INDEX Q
059701,000300: 04,3513 77771 TC 0 -6 # V32 ENCOUNTERED - GO BACK AND GET DATA
059702,000301:
059703,000302: 04,3514 01167 ADUPTEMP ADRES UPTEMP # ADDRESS OF TEMP STORAGE FOR CORRECTIONS
059704,000303: 04,3515 01174 ADUPBUFF ADRES UPBUFF # ADDRESS OF UPDATE DATA STORAGE BUFFER
059705,000304: 04,3516 05201 UPLOADNV VN 2101 # VERB 21 NOUN 01
059706,000305: 04,3517 05202 UPVRFYNV VN 2102 # VERB 21 NOUN 02
059707,000306: 04,3520 4362 UP21 = MD1 # DEC 21 = MAX NO OF COMPONENTS +1
059708,000307: 04,3520 4756 UPDTPHAS EQUALS FIVE
059709,000308:
059710,000309: # PRE-STORE AND FAN TO APPROPRIATE BRANCH SEQUENCE
059711,000310:
059712,000311: 04,3520 UPSTORE EQUALS # GROUND HAS VERIFIED UPDATE. STORE DATA.
059713,000312:
059714,000313: 04,3520 00004 INHINT
059715,000314:
059716,000315: 04,3521 30103 CAE FLAGWRD7 # INVERT VERIFLAG (BIT 3 OF FLAGWRD7) TO
059717,000316: 04,3522 56001 XCH L # INDICATE TO THE GROUND (VIA DOWNLINK)
059718,000317: 04,3523 34751 CAF VERIFBIT # THAT THE V33 (WHICH THE GROUND SENT TO
059719,000318: 04,3524 00006 EXTEND # VERIFY THE UPDATE) HAS BEEN SUCCESSFULLY
059720,000319: 04,3525 06001 RXOR LCHAN # RECEIVED BY THE UPDATE PROGRAM
059721,000320: 04,3526 54103 TS FLAGWRD7
059722,000321:
059723,000322: 04,3527 05353 TC PHASCHNG # SET RESTART GROUP 6 TO REDO THE UPDATE
059724,000323: 04,3530 04026 OCT 04026 # DATA STORE IF A RESTART OCCURS.
059725,000324: 04,3531 00004 INHINT # (BECAUSE PHASCHNG DID A RELINT)
059726,000325:
059727,000326: 04,3532 44752 CS TWO # GO TO UPFNDVAC IF INSTALL IS REQUIRED,
059728,000327: 04,3533 61172 AD UPVERB # THAT IS, IF IT'S A V70 - V72.
059729,000328: 04,3534 00006 EXTEND # GO TO UPEND73 IF IT'S A V73.
059730,000329: 04,3535 63544 BZMF UPFNDVAC
059731,000330:
059732,000331: # VERB 73 BRANCH
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Page 1392 |
059734,000333: 04,3536 00006 UPEND73 EXTEND # V73 - PERFORM DP OCTAL AGC CLOCK INCREMENT
059735,000334:
059736,000335: 04,3537 31175 DCA UPBUFF
059737,000336: 04,3540 53205 DXCH UPBUFF +8D
059738,000337: 04,3541 03567 TC TIMEDIDL
059739,000338: 04,3542 04364 TC FALTON # ERROR - TURN ON *OPERATOR ERROR* LIGHT
059740,000339: 04,3543 03712 TC UPOUT +1 # GO TO COMMON UPDATE PROGRAM EXIT
059741,000340:
059742,000341: 04,3544 34355 UPFNDVAC CAF CHRPRIO # (USE EXTENDED VERB PRIORITY)
059743,000342: 04,3545 05105 TC FINDVAC # GET VAC AREA FOR 'CALL INTSTALL'
059744,000343: 04,3546 E3,1706 EBANK= TEPHEM
059745,000344: 04,3546 03551 10103 2CADR UPJOB # (NOTE: THIS WILL ALSO SET EBANK FOR
059746,000345: 04,3550 05155 TC ENDOFJOB # 'TEPHEM' UPDATE BY V70)
059747,000346:
059748,000347: 04,3551 06037 UPJOB TC INTPRET # THIS COULD BE A STATE VECTOR UPDATE -- SO
059749,000348: 04,3552 77624 CALL # WAIT (PUT JOB TO SLEEP) IF ORBIT INT(OI)
059750,000349: 04,3553 27414 INTSTALL # IS IN PROGRESS -- OR -- GRAB OI AND RETURN
059751,000350: # TO UPWAKE IF OI IS NOT IN PROGRESS.
059752,000351:
059753,000352: 04,3554 77776 UPWAKE EXIT
059754,000353:
059755,000354: 04,3555 05353 TC PHASCHNG # RESTART PROTECT (GROUP 6)
059756,000355: 04,3556 04026 OCT 04026
059757,000356:
059758,000357: 04,3557 05504 TC UPFLAG # SET INTEGRATION RESTART BIT
059759,000358: 04,3560 00236 ADRES REINTFLG
059760,000359: 04,3561 00004 INHINT
059761,000360: 04,3562 UPPART3 EQUALS
059762,000361:
059763,000362: 04,3562 51172 INDEX UPVERB # BRANCH TO THE APPROPRIATE UPDATE VERB
059764,000363: 04,3563 13564 TCF +1 # ROUTINE TO ACTUALLY PERFORM THE UPDATE
059765,000364: 04,3564 13723 TCF UPEND70 # V70
059766,000365: 04,3565 13632 TCF UPEND71 # V71
059767,000366: 04,3566 13664 TCF UPEND72 # V72
059768,000367:
059769,000368: # ROUTINE TO INCREMENT CLOCK (TIME2,TIME1) WITH CONTENTS OF DP WORD AT UPBUFF.
059770,000369:
059771,000370: 04,3567 00006 TIMEDIDL EXTEND
059772,000371: 04,3570 23167 QXCH UPTEMP # SAVE Q FOR RETURN
059773,000372: 04,3571 34755 CAF ZERO # ZERO AND SAVE TIME2,TIME1
059774,000373: 04,3572 22007 ZL
059775,000374: 04,3573 52025 DXCH TIME2
059776,000375: 04,3574 53217 DXCH UPBUFF +18D # STORE IN CASE OF OVERFLOW
059777,000376:
059778,000377: 04,3575 34756 CAF UPDTPHAS # DO
059779,000378: 04,3576 54001 TS L # A
059780,000379: 04,3577 40000 COM # QUICK
059781,000380: 04,3600 52765 DXCH -PHASE6 # PHASCHNG
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Page 1393 |
059783,000382: 04,3601 00004 TIMEDIDR INHINT
059784,000383:
059785,000384: 04,3602 34755 CAF ZERO
059786,000385: 04,3603 22007 ZL # PICK UP INCREMENTER(AND ZERO
059787,000386: 04,3604 54156 TS MPAC +2 # IT IN CASE OF RESTARTS) AND
059788,000387: 04,3605 53205 DXCH UPBUFF +8D # STORE IT
059789,000388: 04,3606 52155 DXCH MPAC # INTO MPAC FOR TPAGREE.
059790,000389:
059791,000390: 04,3607 00006 EXTEND
059792,000391: 04,3610 31217 DCA UPBUFF +18D
059793,000392: 04,3611 20155 DAS MPAC # FORM SUM IN MPAC
059794,000393: 04,3612 00006 EXTEND
059795,000394: 04,3613 13622 BZF DELTAOK # TEST FOR OVERFLOW
059796,000395: 04,3614 34755 CAF ZERO
059797,000396: 04,3615 53217 DXCH UPBUFF +18D # OVERFLOW, RESTORE OLD VALUE OF CLOCK
059798,000397: 04,3616 20025 DAS TIME2 # AND TURN ON OPERATOR ERROR
059799,000398:
059800,000399: 04,3617 05353 TC PHASCHNG # RESTART PROTECT (GROUP 6)
059801,000400: 04,3620 04026 OCT 04026
059802,000401:
059803,000402: 04,3621 01167 TC UPTEMP # GO TO ERROR EXIT
059804,000403:
059805,000404: 04,3622 07257 DELTAOK TC TPAGREE # FORCE SIGN AGREEMENT
059806,000405: 04,3623 52155 DXCH MPAC
059807,000406: 04,3624 20025 DAS TIME2 # INCREMENT TIME2,TIME1
059808,000407:
059809,000408: 04,3625 05353 TC PHASCHNG # RESTART PROTECT (GROUP 6)
059810,000409: 04,3626 04026 OCT 04026
059811,000410:
059812,000411: 04,3627 00004 INHINT
059813,000412: 04,3630 51167 INDEX UPTEMP # (CODED THIS WAY FOR RESTART PROTECTION)
059814,000413: 04,3631 00001 TC 1 # NORMAL RETURN
059815,000414:
059816,000415: # VERB 71 BRANCH
059817,000416:
059818,000417: 04,3632 31175 UPEND71 CAE UPBUFF +1 # SET EBANK
059819,000418: 04,3633 54003 TS EBANK # AND
059820,000419: 04,3634 74357 MASK LOW8 # CALCULATE
059821,000420: 04,3635 55167 TS UPTEMP # S-REG VALUE OF RECEIVING AREA
059822,000421:
059823,000422: 04,3636 67745 AD NEG3 # IN THE PROCESS OF
059824,000423: 04,3637 61170 AD COMPNUMB # PERFORMING
059825,000424: 04,3640 00006 EXTEND # THIS UPDATE
059826,000425: 04,3641 13647 BZF STORLP71 # WILL WE
059827,000426: 04,3642 74743 MASK BIT9 # OVERFLOW
059828,000427: 04,3643 10000 CCS A # INTO THE NEXT EBANK....
059829,000428: 04,3644 13760 TCF UPERROUT # YES
059830,000429:
059831,000430: 04,3645 37745 CA NEG3 # NO - CALCULATE NUMBER OF
059832,000431: 04,3646 61170 AD COMPNUMB # WORDS TO BE STORED MINUS ONE
059833,000432: 04,3647 54154 STORLP71 TS MPAC # SAVE NO. OF WORDS REMAINING MINUS ONE
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Page 1394 |
059835,000434: 04,3650 50000 INDEX A # TAKE NEXT UPDATE WORD FROM
059836,000435: 04,3651 31176 CA UPBUFF +2 # UPBUFF AND
059837,000436:
059838,000437: 04,3652 54001 TS L # SAVE IT IN L
059839,000438: 04,3653 30154 CA MPAC # CALCULATE NEXT
059840,000439: 04,3654 61167 AD UPTEMP # RECEIVING ADDRESS
059841,000440: 04,3655 50000 INDEX A
059842,000441: 04,3656 E3,1400 EBANK= 1400
059843,000442: 04,3656 23400 LXCH 1400 # UPDATE THE REGISTER BY CONTENTS OF L
059844,000443: 04,3657 E3,1706 EBANK= TEPHEM
059845,000444: 04,3657 10154 CCS MPAC # ARE THERE ANY WORDS LEFT TO BE STORED
059846,000445: 04,3660 13647 TCF STORLP71 # YES
059847,000446: 04,3661 13711 TCF UPOUT # NO - THEN EXIT UPDATE PROGRAM
059848,000447: 04,3662 01173 ADUPBFM1 ADRES UPBUFF -1 # SAME AS ADUPBUFF BUT LESS 1 (DON'T MOVE)
059849,000448: 04,3663 13711 TCF UPOUT # NO - EXIT UPDATE (HERE WHEN COMPNUMB = 3)
059850,000449:
059851,000450: # VERB 72 BRANCH
059852,000451:
059853,000452: 04,3664 34753 UPEND72 CAF BIT1 # HAVE AN ODD NO. OF COMPONENTS
059854,000453: 04,3665 71170 MASK COMPNUMB # BEEN SENT FOR A V72 UPDATE ...
059855,000454: 04,3666 10000 CCS A
059856,000455: 04,3667 13671 TCF +2 # YES
059857,000456: 04,3670 13760 TCF UPERROUT # ERROR - SHOULD BE ODD NO. OF COMPONENTS
059858,000457: 04,3671 44752 CS BIT2
059859,000458: 04,3672 61170 AD COMPNUMB
059860,000459: 04,3673 54154 LDLOOP72 TS MPAC # NOW PERFORM THE UPDATE
059861,000460: 04,3674 50000 INDEX A
059862,000461: 04,3675 31175 CAE UPBUFF +1 # PICK UP NEXT UPDATE WORD
059863,000462: 04,3676 22000 LXCH A
059864,000463: 04,3677 10154 CCS MPAC # SET POINTER TO ECADR (MUST BE CCS)
059865,000464: 04,3700 54154 TS MPAC
059866,000465: 04,3701 50000 INDEX A
059867,000466: 04,3702 31175 CAE UPBUFF +1 # PICK UP NEXT ECADR OF REG TO BE UPDATED
059868,000467: 04,3703 54003 TS EBANK # SET EBANK
059869,000468: 04,3704 74357 MASK LOW8 # ISOLATE RELATIVE ADDRESS
059870,000469: 04,3705 50000 INDEX A
059871,000470: 04,3706 E3,1400 EBANK= 1400
059872,000471: 04,3706 23400 LXCH 1400 # UPDATE THE REGISTER BY CONTENTS OF L
059873,000472: 04,3707 E3,1706 EBANK= TEPHEM
059874,000473: 04,3707 10154 CCS MPAC # ARE WE THROUGH THE V72 UPDATE...
059875,000474: 04,3710 13673 TCF LDLOOP72 # NO
059876,000475:
059877,000476: # NORMAL FINISH OF P27
059878,000477:
059879,000478: 04,3711 UPOUT EQUALS
059880,000479: 04,3711 03165 TC INTWAKEU # RELEASE GRAB OF ORBITAL INTEGRATION
059881,000480: 04,3712 31171 +1 CAE UPOLDMOD # RESTORE PRIOR P27 MODE
059882,000481: 04,3713 05314 TC NEWMODEX +3
059883,000482: 04,3714 34755 CAF ZERO
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Page 1395 |
059885,000484: 04,3715 54332 TS DNLSTCOD
059886,000485: 04,3716 03765 TC UPACTOFF # TURN OFF 'UPLINK ACTIVITY' LIGHT
059887,000486:
059888,000487: 04,3717 00006 EXTEND # KILL GROUP 6.
059889,000488: 04,3720 34755 DCA NEG0
059890,000489: 04,3721 52765 DXCH -PHASE6
059891,000490:
059892,000491: 04,3722 05472 TC ENDEXT # EXTENDED VERB EXIT
059893,000492:
059894,000493: # VERB 70 BRANCH
059895,000494:
059896,000495: 04,3723 00006 UPEND70 EXTEND # V70 DOES THE FOLLOWING WITH DP DELTA
059897,000496: 04,3724 41175 DCS UPBUFF # TIME IN UPBUFF
059898,000497: 04,3725 53205 DXCH UPBUFF +8D
059899,000498: 04,3726 03567 TC TIMEDIDL # DECREMENT AGC CLOCK
059900,000499:
059901,000500: 04,3727 03760 TC UPERROUT # ERROR WHILE DECREMENTING CLOCK -- EXIT
059902,000501:
059903,000502: 04,3730 E3,1706 EBANK= TEPHEM
059904,000503: 04,3730 00006 EXTEND
059905,000504: 04,3731 41175 DCS UPBUFF # COPY DECREMENTERS FOR
059906,000505: 04,3732 53207 DXCH UPBUFF +10D # RESTART PROTECTION
059907,000506: 04,3733 00006 EXTEND
059908,000507: 04,3734 41175 DCS UPBUFF
059909,000508: 04,3735 53211 DXCH UPBUFF +12D
059910,000509:
059911,000510: 04,3736 05353 TC PHASCHNG # RESTART PROTECT (GROUP 6)
059912,000511: 04,3737 04026 OCT 04026
059913,000512:
059914,000513: 04,3740 34755 CAF ZERO
059915,000514: 04,3741 22007 ZL
059916,000515: 04,3742 53207 DXCH UPBUFF +10D # DECREMENT CSM STATE VECTOR TIME
059917,000516: 04,3743 21571 DAS TETCSM
059918,000517:
059919,000518: 04,3744 34755 CAF ZERO
059920,000519: 04,3745 22007 ZL
059921,000520: 04,3746 53211 DXCH UPBUFF +12D # DECREMENT LEM STATE VECTOR TIME
059922,000521: 04,3747 21643 DAS TETLEM
059923,000522:
059924,000523: 04,3750 34755 CAF ZERO
059925,000524: 04,3751 22007 ZL
059926,000525: 04,3752 53175 DXCH UPBUFF
059927,000526: 04,3753 21710 DAS TEPHEM +1 # INCREMENT TP TEPHEM
059928,000527: 04,3754 27706 ADS TEPHEM
059929,000528:
059930,000529: 04,3755 05353 TC PHASCHNG # RESTART PROTECT (GROUP 6)
059931,000530: 04,3756 04026 OCT 04026
059932,000531:
059933,000532: 04,3757 1174 EBANK= UPBUFF
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Page 1396 |
059935,000534: 04,3757 03711 TC UPOUT # GO TO STANDARD UPDATE PROGRAM EXIT
059936,000535:
059937,000536:
059938,000537: # ERROR SEQUENCE
059939,000538:
059940,000539: 04,3760 04364 UPERROUT TC FALTON # TURN ON *OPERATOR ERROR* LIGHT
059941,000540: 04,3761 13711 TCF UPOUT # GO TO COMMON UPDATE PROGRAM EXIT
059942,000541:
059943,000542: 04,3762 04364 +2 TC FALTON # TURN ON 'OPERATOR ERROR' LIGHT
059944,000543: 04,3763 03765 TC UPACTOFF # TURN OFF 'UPLINK ACTIVITY' LIGHT
059945,000544: 04,3764 05472 TC ENDEXT # EXTENDED VERB EXIT
059946,000545: # (THE PURPOSE OF UPERROUT +2 EXIT IS
059947,000546: # TO PROVIDE AN ERROR EXIT WHICH DOES NOT
059948,000547: # RESET ANY RESTART GROUPS)
059949,000548:
059950,000549: # :UPACTOFF: IS A ROUTINE TO TURN OFF UPLINK ACTIVITY LIGHT ON ALL EXITS FROM UPDATE PROGRAM (P27).
059951,000550:
059952,000551: 04,3765 44751 UPACTOFF CS BIT3
059953,000552: 04,3766 00006 EXTEND # TURN OFF UPLINK ACTIVITY LIGHT
059954,000553: 04,3767 03011 WAND DSALMOUT # (BIT 3 OF CHANNEL 11)
059955,000554: 04,3770 00002 TC Q
059956,000555:
End of include-file UPDATE_PROGRAM.agc. Parent file is MAIN.agc