Source Code
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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. |
046003,000002: ## Copyright: Public domain.
046004,000003: ## Filename: FIXED-FIXED_CONSTANT_POOL.agc
046005,000004: ## Purpose: A section of Luminary revision 116.
046006,000005: ## It is part of the source code for the Lunar Module's (LM)
046007,000006: ## Apollo Guidance Computer (AGC) for Apollo 12.
046008,000007: ## This file is intended to be a faithful transcription, except
046009,000008: ## that the code format has been changed to conform to the
046010,000009: ## requirements of the yaYUL assembler rather than the
046011,000010: ## original YUL assembler.
046012,000011: ## Reference: pp. 1087-1091
046013,000012: ## Assembler: yaYUL
046014,000013: ## Contact: Ron Burkey <info@sandroid.org>.
046015,000014: ## Website: www.ibiblio.org/apollo/index.html
046016,000015: ## Mod history: 2017-01-22 MAS Created from Luminary 99.
046017,000016: ## 2017-02-11 NV Updated for Luminary 116.
046018,000017: ## 2017-03-13 RSB Proofed comment text via 3-way diff vs
046019,000018: ## Luminary 99 and 132.
046020,000019:
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Page 1087 |
046022,000021: 4732 BLOCK 02
046023,000022: 4732 COUNT* $$/FCONS
046024,000023:
046025,000024: # THE FOLLOWING TABLE OF 18 VALUES IS INDEXED. DO NOT INSERT OR REMOVE ANY QUANTITIES.
046026,000025:
046027,000026: 4732 37777 DPOSMAX OCT 37777 # MUST PRECEDE POSMAX
046028,000027: 4733 37777 POSMAX OCT 37777
046029,000028:
046030,000029: 4734 4734 LIMITS = NEG1/2
046031,000030:
046032,000031: 4734 57777 NEG1/2 OCT -20000 # USED BY SIN ROUTINE (MUST BE TWO
046033,000032: # LOCATIONS IN FRONT OF BIT14)
046034,000033:
046035,000034: # BIT TABLE
046036,000035:
046037,000036: 4735 40000 BIT15 OCT 40000
046038,000037: 4736 20000 BIT14 OCT 20000
046039,000038: 4737 10000 BIT13 OCT 10000
046040,000039: 4740 04000 BIT12 OCT 04000
046041,000040: 4741 02000 BIT11 OCT 02000
046042,000041: 4742 01000 BIT10 OCT 01000
046043,000042: 4743 00400 BIT9 OCT 00400
046044,000043: 4744 00200 BIT8 OCT 00200
046045,000044: 4745 00100 BIT7 OCT 00100
046046,000045: 4746 00040 BIT6 OCT 00040
046047,000046: 4747 00020 BIT5 OCT 00020
046048,000047: 4750 00010 BIT4 OCT 00010
046049,000048: 4751 00004 BIT3 OCT 00004
046050,000049: 4752 00002 BIT2 OCT 00002
046051,000050: 4753 00001 BIT1 OCT 00001
046052,000051:
046053,000052: # DO NOT DESTROY THIS COMBINATION, SINCE IT IS USED IN DOUBLE PRECISION INSTRUCTIONS.
046054,000053: 4754 77777 NEG0 OCT -0 # MUST PRECEDE ZERO
046055,000054: 4755 00000 ZERO OCT 0 # MUST FOLLOW NEG0
046056,000055: # BIT1 OCT 00001
046057,000056: # NO.WDS OCT 2 INTERPRETER
046058,000057: # OCTAL3 OCT 3 INTERPRETER
046059,000058: # R3D1 OCT 4 PINBALL
046060,000059: 4756 00005 FIVE OCT 5
046061,000060: # REVCNT OCT 6 INTERPRETER
046062,000061: 4757 00007 SEVEN OCT 7
046063,000062: # BIT4 OCT 00010
046064,000063: # R2D1 OCT 11 PINBALL
046065,000064: 4760 4320 OCT11 = R2D1 # P20S
046066,000065: # BINCON DEC 10 PINBALL (OCTAL 12)
046067,000066: 4760 00013 ELEVEN DEC 11 B-14
046068,000067: # OCT14 OCT 14 ALARM AND ABORT (FILLER)
046069,000068: 4761 00015 OCT15 OCT 15
046070,000069: # R1D1 OCT 16 PINBALL
046071,000070: 4762 00017 LOW4 OCT 17
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Page 1088 |
046073,000072: # BIT5 OCT 00020
046074,000073: # ND1 OCT 21 PINBALL
046075,000074: # VD1 OCT 23 PINBALL
046076,000075: # OCT24 OCT 24 SERVICE ROUTINES
046077,000076: # MD1 OCT 25 PINBALL
046078,000077: 4763 00030 BITS4&5 OCT 30
046079,000078: # OCT31 OCT 31 SERVICE ROUTINES
046080,000079: 4764 00033 OCT33 OCT 33
046081,000080: 4765 4764 DEC27 = OCT33
046082,000081: 4765 00035 OCT35 OCT 35
046083,000082: 4766 4765 DEC29 = OCT35
046084,000083: 4766 00032 CALLCODE OCT 00032
046085,000084: # LOW5 OCT 37 PINBALL
046086,000085: # 33DEC DEC 33 PINBALL (OCTAL 41)
046087,000086: # 34DEC DEC 34 PINBALL (OCTAL 42)
046088,000087: 4767 00045 TBUILDFX DEC 37 B-14 # BUILDUP FOR CONVIENCE IN DAPTESTING
046089,000088: 4770 00046 TDECAYFX DEC 38 B-14 # CONVENIENCE FOR DAPTESTING
046090,000089: # BIT6 OCT 00040
046091,000090: 4771 00050 OCT50 OCT 50
046092,000091: 4772 00055 DEC45 DEC 45 B-14
046093,000092: 4773 00060 SUPER011 OCT 60 # BITS FOR SUPERBNK SETTING 011.
046094,000093: 4774 00062 .5SEC DEC 50 B-14
046095,000094: # BIT7 OCT 00100
046096,000095:
046097,000096: 4775 4745 SUPER100 = BIT7 # BITS FOR SUPERBNK SETTING 100
046098,000097: # (LAST 4K OF ROPE)
046099,000098: 4775 00120 SUPER101 OCT 120 # BITS FOR SUPERBNK SETTING 101
046100,000099: # OCT121 OCT 121 SERVICE ROUTINES
046101,000100: # (FIRST 8K OF ACM)
046102,000101: 4776 00140 SUPER110 OCT 140 # BITS FOR SUPERBNK SETTING 110.
046103,000102: # (LAST 8K OF ACM)
046104,000103: 4777 00144 1SEC DEC 100 B-14
046105,000104: # LOW7 OCT 177 INTERPRETER
046106,000105: # BIT8 OCT 00200
046107,000106: # OT215 OCT 215 ALARM AND ABORT
046108,000107: # 8,5 OCT 00220 P20-P25 SUNDANCE
046109,000108: 5000 00310 2SECS DEC 200 B-14
046110,000109: # LOW8 OCT 377 PINBALL
046111,000110: # BIT9 OCT 00400
046112,000111: 5001 00401 GN/CCODE OCT 00401 # SET S/C CONTROL SWITCH TO G/N
046113,000112: 5002 00454 3SECS DEC 300 B-14
046114,000113: 5003 00620 4SECS DEC 400 B-14
046115,000114: 5004 00777 LOW9 OCT 777
046116,000115: # BIT10 OCT 01000
046117,000116: # 5.5DEGS DEC .03056 P20-P25 SUNDANCE (OCTAL 00765)
046118,000117: # OCT1103 OCT 1103 ALARM AND ABORT
046119,000118: 5005 01124 C5/2 DEC .0363551 # (OCTAL 01124)
046120,000119: 5006 01211 V05N09 VN 0509 # (SAME AS OCTAL 1211)
046121,000120: 5007 01400 OCT1400 OCT 01400
046122,000121: 5010 01426 V06N22 VN 0622
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Page 1089 |
046124,000123: # MID5 OCT 1740 PINBALL
046125,000124: 5011 01776 BITS2-10 OCT 1776
046126,000125: 5012 01777 LOW10 OCT 1777
046127,000126: # BIT11 OCT 02000
046128,000127: # 2K+3 OCT 2003 PINBALL
046129,000128: 5013 02177 LOW7+2K OCT 2177 # OP CODE MASK + BANK 1 FBANK SETTING.
046130,000129: 5014 02400 EBANK5 OCT 02400
046131,000130: 5015 03000 PRIO3 OCT 03000
046132,000131: 5016 03400 EBANK7 OCT 03400
046133,000132: # LOW11 OCT 3777 PINBALL
046134,000133: # BIT12 OCT 04000
046135,000134: # RELTAB OCT 04025 T4RUPT
046136,000135: 5017 05000 PRIO5 OCT 05000
046137,000136: 5020 06000 PRIO6 OCT 06000
046138,000137: 5021 07000 PRIO7 OCT 07000
046139,000138:
046140,000139: # BIT13 OCT 10000
046141,000140: # OCT 10003 T4RUPT RELTAB +1D
046142,000141: # 13,7,2 OCT 10102 P20-P25 SUNDANCE
046143,000142: 5022 11000 PRIO11 OCT 11000
046144,000143: # PRIO12 OCT 12000 BANKCALL
046145,000144: 5023 13000 PRIO13 OCT 13000
046146,000145: 5024 14000 PRIO14 OCT 14000
046147,000146: # OCT 14031 T4RUPT RELTAB +2D
046148,000147: 5025 15000 PRIO15 OCT 15000
046149,000148: 5026 16000 PRIO16 OCT 16000
046150,000149: # 85DEGS DEC .45556 P20-P25 SUNDANCE (OCTAL 16450)
046151,000150: 5027 17000 PRIO17 OCT 17000
046152,000151: 5030 17770 OCT17770 OCT 17770
046153,000152: # BIT14 OCT 20000
046154,000153: # OCT 20033 T4RUPT RELTAB +3D
046155,000154: 5031 21000 PRIO21 OCT 21000
046156,000155: 7713 BLOCK 03
046157,000156: 7713 COUNT* $$/FCONS
046158,000157: 7713 22000 PRIO22 OCT 22000 # SERVICE ROUTINES
046159,000158: 7714 23000 PRIO23 OCT 23000
046160,000159: 7715 24000 PRIO24 OCT 24000
046161,000160: # 5/8+1 OCT 24001 SINGLE PRECISION SUBROUTINES
046162,000161: # OCT 24017 T4RUPT RELTAB +4D
046163,000162: 7716 25000 PRIO25 OCT 25000
046164,000163: 7717 26000 PRIO26 OCT 26000
046165,000164: 7720 27000 PRIO27 OCT 27000
046166,000165: # CHRPRIO OCT 30000 PINBALL
046167,000166: # OCT 30036 T4RUPT RELTAB +5D
046168,000167: 7721 31000 PRIO31 OCT 31000
046169,000168: 7722 31103 C1/2 DEC .7853134 # (OCTAL 31103)
046170,000169: 7723 32000 PRIO32 OCT 32000
046171,000170: 7724 33000 PRIO33 OCT 33000
046172,000171: 7725 34000 PRIO34 OCT 34000
046173,000172: # OCT 34034 T4RUPT RELTAB +6D
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Page 1090 |
046175,000174: 7726 35000 PRIO35 OCT 35000
046176,000175: 7727 36000 PRIO36 OCT 36000
046177,000176: 7730 37000 PRIO37 OCT 37000
046178,000177: 7731 37401 63/64+1 OCT 37401
046179,000178: # MID7 OCT 37600 PINBALL
046180,000179: 7732 37766 OCT37766 OCT 37766
046181,000180: 7733 37774 OCT37774 OCT 37774
046182,000181: 7734 37776 OCT37776 OCT 37776
046183,000182: # DPOSMAX OCT 37777
046184,000183: # BIT15 OCT 40000
046185,000184: # OCT40001 OCT 40001 INTERPRETER (CS 1 INSTRUCTION)
046186,000185: 7735 40014 DLOADCOD OCT 40014
046187,000186: 7736 40015 DLOAD* OCT 40015
046188,000187: # OCT 40023 T4RUPT RELTAB +7D
046189,000188: 7737 40040 BIT15+6 OCT 40040
046190,000189: 7740 40200 OCT40200 OCT 40200
046191,000190: # OCT 44035 T4RUPT RELTAB +8D
046192,000191: # OCT 50037 T4RUPT RELTAB +9D
046193,000192: # OCT 54000 T4RUPT RELTAB +10D
046194,000193: 7741 57777 -BIT14 OCT 57777
046195,000194: # RELTAB11 OCT 60000 T4RUPT
046196,000195: 7742 65552 C3/2 DEC -.3216147 # (OCTAL 65552)
046197,000196: 7743 70000 13,14,15 OCT 70000
046198,000197: 7744 73777 -1/8 OCT 73777
046199,000198: 7745 74000 HIGH4 OCT 74000
046200,000199: 7746 74056 -ENDERAS DEC -2001 B-14 # (OCTAL 74056)
046201,000200: # HI5 OCT 76000 PINBALL
046202,000201: 7747 77700 HIGH9 OCT 77700
046203,000202: # -ENDVAC DEC -45 INTERPRETER (OCTAL 77722)
046204,000203: # -OCT10 OCT -10 (OCT 77767)
046205,000204: # NEG4 DEC -4 (OCTAL 77773)
046206,000205: 7750 77774 NEG3 DEC -3 B-14
046207,000206: 7751 77775 NEG2 OCT 77775
046208,000207: 7752 77776 NEGONE DEC -1 B-14
046209,000208:
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Page 1091 |
046211,000210:
046212,000211: # DEFINED BY EQUALS
046213,000212:
046214,000213: # IT WOULD BE TO THE USERS ADVANTAGE TO OCCASIONALLY CHECK ANY OF THESE SYMBOLS IN ORDER TO PREVENT ANY
046215,000214: # ACCIDENTAL DEFINITION CHANGES.
046216,000215:
046217,000216: 7753 7752 MINUS1 = NEG1
046218,000217: 7753 7752 NEG1 = NEGONE
046219,000218: 7753 4753 ONE = BIT1
046220,000219: 7753 4752 TWO = BIT2
046221,000220: 7753 6250 THREE = OCTAL3
046222,000221: 7753 6250 LOW2 = THREE
046223,000222: 7753 4751 FOUR = BIT3
046224,000223: 7753 6245 SIX = REVCNT
046225,000224: 7753 4757 LOW3 = SEVEN
046226,000225: 7753 4750 EIGHT = BIT4
046227,000226: 7753 4320 NINE = R2D1
046228,000227: 7753 4363 TEN = BINCON
046229,000228: 7753 4760 NOUTCON = ELEVEN
046230,000229: 7753 4360 OCT23 = VD1
046231,000230: 7753 4362 OCT25 = MD1
046232,000231: 7753 4742 PRIO1 = BIT10
046233,000232: 7753 5007 EBANK3 = OCT1400
046234,000233: 7753 4741 PRIO2 = BIT11
046235,000234: 7753 4775 OCT120 = SUPER101
046236,000235: 7753 4776 OCT140 = SUPER110
046237,000236: 7753 4741 2K = BIT11
046238,000237: 7753 4741 EBANK4 = BIT11
046239,000238: 7753 4740 PRIO4 = BIT12
046240,000239: 7753 5015 EBANK6 = PRIO3
046241,000240: 7753 4737 QUARTER = BIT13
046242,000241: 7753 4737 PRIO10 = BIT13
046243,000242: 7753 7666 OCT10001 = CCSL
046244,000243: 7753 4736 POS1/2 = HALF
046245,000244: 7753 4736 PRIO20 = BIT14
046246,000245: 7753 4736 HALF = BIT14
046247,000246: 7753 4355 PRIO30 = CHRPRIO
046248,000247: 7753 4355 BIT13-14 = PRIO30 # INTERPRETER USES IN PROCESSING STORECODE
046249,000248: 7753 6474 OCT30002 = TLOAD +1
046250,000249: 7753 7725 B12T14 = PRIO34
046251,000250: 7753 4735 NEGMAX = BIT15
046252,000251: 7753 4735 VLOADCOD = BIT15
046253,000252: 7753 6112 VLOAD* = OCT40001
046254,000253: 7753 4101 OCT60000 = RELTAB11
046255,000254: 7753 4350 BANKMASK = HI5
046256,000255:
End of include-file FIXED-FIXED_CONSTANT_POOL.agc. Parent file is MAIN.agc