# Copyright: Public domain. # Filename: DOWNLINK_LISTS.agc # Purpose: Part of the source code for Comanche, build 055. It # is part of the source code for the Command Module's # (CM) Apollo Guidance Computer (AGC), Apollo 11. # Assembler: yaYUL # Reference: pp. 170-180 # Contact: Ron Burkey , # Fabrizio Bernardini # Website: http://www.ibiblio.org/apollo. # Mod history: 10/05/09 FB Transcription of Batch FB-1 Assignment. # # The contents of the "Comanche055" files, in general, are transcribed # from scanned documents. # # Assemble revision 055 of AGC program Comanche by NASA # 2021113-051. April 1, 1969. # # This AGC program shall also be referred to as Colossus 2A # # Prepared by # Massachusetts Institute of Technology # 75 Cambridge Parkway # Cambridge, Massachusetts # # under NASA contract NAS 9-4065. # # Refer directly to the online document mentioned above for further # information. Please report any errors to info@sandroid.org. # Page 170 BANK 22 SETLOC DOWNTELM BANK EBANK= DNTMBUFF # SPECIAL DOWNLINK OP CODES # OP CODE ADDRESS(EXAMPLE) SENDS... BIT 15 BITS 14-12 BITS 11-0 # ------- ---------------- ---------- ------ ---------- --------- # 1DNADR TIME2 (2 AGC WDS) 0 0 ECADR # 2DNADR TEPHEM (4 AGC WDS) 0 1 ECADR # 3DNADR VGBODY (6 AGC WDS) 0 2 ECADR # 4DNADR STATE (8 AGC WDS) 0 3 ECADR # 5DNADR UPBUFF (10AGC WDS) 0 4 ECADR # 6DNADR DSPTAB (12AGC WDS) 0 5 ECADR # DNCHAN 30 CHANNELS 0 7 CHANNEL ADDRESS # DNPTR NEXTLIST POINTS TO NEXT LIST. 0 6 ADRES # # DOWNLIST FORMAT DEFINITIONS AND RULES - # 1. END OF A LIST = -XDNADR (X = 1 TO 6), -DNPTR, OR -DNCHAN. # 2. SNAPSHOT SUBLIST = LIST WHICH STARTS WITH A -1DNADR. # 3. SNAPSHOT SUBLIST CAN ONLY CONTAIN 1DNADRS. # 4. TIME2 1DNADR MUST BE LOCATED IN THE CONTROL LIST OF A DOWNLIST. # 5. ERASABLE DOWN TELEMETRY WORDS SHOULD BE GROUPED IN SEQUENTIAL # LOCATIONS AS MUCH AS POSSIBLE TO SAVE STORAGE USED BY DOWNLINK LISTS. # 6. THE DOWNLINK LISTS (INCLUDING SUBLISTS) ARE ORGANIZED SUCH THAT THE ITEMS LISTED FIRST (IN FRONT OF FBANK) ARE # SENT FIRST. EXCEPTION--- SNAPSHOT SUBLISTS. IN THE SNAPSHOT SUBLISTS THE DATA REPRESENTED BY THE FIRST # 11 1DNADRS IS PRESERVED (IN ORDER) IN DNTMBUFF AND SENT BY THE NEXT 11 DOWNRUPTS. THE DATA REPRESENTED BY THE # LIST IS SENT IMMEDIATELY. COUNT 05/DLIST ERASZERO EQUALS 7 SPARE EQUALS ERASZERO # USE SPARE TO INDICATE AVAILABLE SPACE LOWIDCOD OCT 77340 # LOW ID CODE NOMDNLST EQUALS CMCSTADL # FRESH START AND POST P27 DOWNLIST UPDNLIST EQUALS CMENTRDL # UPDATE PROGRAM (P27) DOWNLIST # Page 171 # CSM POWERED FLIGHT DOWNLIST # # --------------------- CONTROL LIST ------------------------- CMPOWEDL EQUALS DNPTR CMPOWE01 # COLLECT SNAPSHOT 6DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMPOWE02 # COLLECT SECOND SNAPSHOT 4DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMPOWE03 # COMMON DATA 1DNADR TIG # TIG,+1 1DNADR DELLT4 # DELLT4,+1 3DNADR RTARG # RTARG,+1,+2,...+5 1DNADR TGO # TGO,+1 1DNADR PIPTIME1 # PIPTIME1,+1 3DNADR DELV # DELV,+1,...+4,+5 1DNADR PACTOFF # PACTOFF,YACTOFF 1DNADR PCMD # PCMD,YCMD 1DNADR CSTEER # CSTEER,+1 3DNADR DELVEET1 # CSI DELTA VELOCITY COMPONENTS (31-33) 6DNADR REFSMMAT # REFSMMAT,+1,...+10,+11 DNPTR CMPOWE04 # COMMON DATA 1DNADR TIME2 # TIME2,TIME1 DNPTR CMPOWE05 # COLLECT SNAPSHOT 6DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMPOWE02 # COLLECT SNAPSHOT 4DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMPOWE03 # DNPTR CMPOWE06 # COMMON DATA 1DNADR ELEV # ELEV,+1 1DNADR CENTANG # CENTANG,+1 1DNADR DELTAR # DELTAR,+1 1DNADR STATE +10D # FLAGWRDS 10 AND 11 1DNADR TEVENT # TEVENT,+1 1DNADR PCMD # PCMD,YCMD 1DNADR OPTMODES # OPTMODES,HOLDFLAG DNPTR CMPOWE07 # COMMON DATA 3DNADR VGTIG # VGTIG,+1,...+4,+5 -3DNADR DELVEET2 # CDH DELTA VELOCITY COMPONENTS (98-100) # --------------------- SUB LISTS --------------------------- CMPOWE01 -1DNADR RN +2 # RN+2,+3 SNAPSHOT DATA 1DNADR RN +4 # RN+4,+5 1DNADR VN # VN,+1 1DNADR VN +2 # VN+2,+3 1DNADR VN +4 # VN+4,+5 1DNADR PIPTIME # PIPTIME,+1 -1DNADR RN # RN,+1 CMPOWE02 -1DNADR CDUZ # CDUZ,CDUT SNAPSHOT DATA # Page 172 1DNADR ADOT # ADOT,+1/OGARATE,+1 1DNADR ADOT +2 # ADOT+2,+3/OMEGAB+2,+3 1DNADR ADOT +4 # ADOT+4,+5/OMEGAB+4,+5 -1DNADR CDUX # CDUX,CDUY CMPOWE03 2DNADR AK # AK,AK1,AK2,RCSFLAGS COMMON DATA -2DNADR THETADX # THETADX,THETADY,THETADZ,GARBAGE CMPOWE04 5DNADR STATE # FLAGWRD0 THRU FLAGWRD9 COMMON DATA -6DNADR DSPTAB # DISPLAY TABLES CMPOWE05 -1DNADR R-OTHER +2 # R-OTHER+2,+3 SNAPSHOT DATA 1DNADR R-OTHER +4 # R-OTHER+4,+5 1DNADR V-OTHER # V-OTHER,+1 1DNADR V-OTHER +2 # V-OTHER+2,+3 1DNADR V-OTHER +4 # V-OTHER+4,+5 1DNADR T-OTHER # T-OTHER,+1 -1DNADR R-OTHER # R-OTHER,+1 CMPOWE06 1DNADR RSBBQ # RSBBQ,+1 COMMON DATA 3DNADR CADRFLSH # CADRFLSH,+1,+2,FAILREG,+1,+2 -2DNADR CDUS # CDUS,PIPAX,PIPAY,PIPAZ CMPOWE07 1DNADR LEMMASS # LEMMASS,CSMMASS COMMON DATA 1DNADR DAPDATR1 # DAPDATR1,DAPDATR2 2DNADR ERRORX # ERRORX,ERRORY,ERRORZ,GARBAGE 3DNADR WBODY # WBODY,...+5/OMEGAC,...+5 2DNADR REDOCTR # REDOCTR,THETAD,+1,+2 1DNADR IMODES30 # IMODES30,IMODES33 DNCHAN 11 # CHANNELS 11,12 DNCHAN 13 # CHANNELS 13,14 DNCHAN 30 # CHANNELS 30,31 -DNCHAN 32 # CHANNELS 32,33 # ----------------------------------------------------------- # Page 173 # CSM COAST AND ALIGNMENT DOWNLIST # --------------------- CONTROL LIST ------------------------ CMCSTADL EQUALS # SEND ID BY SPECIAL CODING DNPTR CMCSTA01 # COLLECT SNAPSHOT 6DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMCSTA02 # COLLECT SECOND SNAPSHOT 4DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMCSTA03 # COMMON DATA 1DNADR TIG # TIG,+1 1DNADR BESTI # BESTI,BESTJ 4DNADR MARKDOWN # MARKDOWN,+1,...+5,+6,GARBAGE 4DNADR MARK2DWN # MARK2DWN,+1,...+5,+6 2DNADR HAPOX # APOGEE AND PERIGEE FROM R30 (28-29) 1DNADR PACTOFF # PACTOFF, YACTOFF (30) 3DNADR VGTIG # VGTIG,...+5 6DNADR REFSMMAT # REFSMMAT,+1,...+10,+11 DNPTR CMCSTA04 # COMMON DATA 1DNADR TIME2 # TIME2,TIME1 DNPTR CMCSTA05 # COLLECT SNAPSHOT 6DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMCSTA02 # COLLECT SNAPSHOT 4DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMCSTA03 # COMMON DATA DNPTR CMCSTA06 # COMMON DATA 3DNADR OGC # OGC,+1,IGC,+1,MGC,+1 1DNADR STATE +10D # FLAGWRDS 10 AND 11 1DNADR TEVENT # TEVENT,+1 1DNADR LAUNCHAZ # LAUNCHAZ,+1 1DNADR OPTMODES # OPTMODES,HOLDFLAG DNPTR CMCSTA07 # COMMON DATA -6DNADR DSPTAB # DISPLAY TABLES # --------------------- SUB LISTS --------------------------- CMCSTA01 EQUALS CMPOWE01 # COMMON DOWNLIST DATA CMCSTA02 EQUALS CMPOWE02 # COMMON DOWNLIST DATA CMCSTA03 EQUALS CMPOWE03 # COMMON DOWNLIST DATA CMCSTA04 EQUALS CMPOWE04 # COMMON DOWNLIST DATA CMCSTA05 EQUALS CMPOWE05 # COMMON DOWNLIST DATA CMCSTA06 EQUALS CMPOWE06 # COMMON DOWNLIST DATA CMCSTA07 EQUALS CMPOWE07 # COMMON DOWNLIST DATA # Page 174 # ----------------------------------------------------------- # Page 175 # CSM RENDEZVOUS AND PRETHRUST LIST # --------------------- CONTROL LIST ------------------------ CMRENDDL EQUALS # SEND ID BY SPECIAL CODING DNPTR CMREND01 # COLLECT SNAPSHOT 6DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMREND02 # COLLECT SECOND SNAPSHOT 4DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMREND03 # COMMON DATA 1DNADR TIG # TIG,+1 1DNADR DELLT4 # DELLT4,+1 3DNADR RTARG # RTARG,+1,...+4,+5 1DNADR VHFTIME # VHFTIME,+1 4DNADR MARKDOWN # MARKTIME(DP),YCDU,SCDU,ZCDU,TCDU,XCDU,RM 1DNADR VHFCNT # VHFCNT,+1 1DNADR TTPI # TTPI,+1 1DNADR ECSTEER # ECSTEER,+1 1DNADR DELVTPF # DELVTPF,+1 2DNADR TCDH # CDH AND CSI TIME (32-33) 1DNADR TPASS4 # TPASS4,+1 3DNADR DELVSLV # DELVSLV,+1...+4,+5 2DNADR RANGE # RANGE,+1,RRATE,+1 DNPTR CMREND04 # COMMON DATA 1DNADR TIME2 # TIME2,TIME1 DNPTR CMREND05 # COLLECT SNAPSHOT 6DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMREND02 # COLLECT SNAPSHOT 4DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMREND03 # COMMON DATA DNPTR CMREND06 # COMMON DATA 1DNADR DIFFALT # CDH DELTA ALTITUDE 1DNADR CENTANG # CENTANG,+1 1DNADR DELTAR # DELTAR,+1 3DNADR DELVEET3 # DELVEET3,+1,...+4,+5 1DNADR OPTMODES # OPTMODES,HOLDFLAG DNPTR CMREND07 # COMMON DATA 1DNADR RTHETA # RTHETA,+1 2DNADR LAT(SPL) # LAT(SPL),LNG(SPL),+1 2DNADR VPRED # VPRED,+1,GAMMAEI,+1 -1DNADR STATE +10D # FLAGWRDS 10 AND 11 # --------------------- SUB LISTS ---------------------------- CMREND01 EQUALS CMPOWE01 # COMMON DOWNLIST DATA CMREND02 EQUALS CMPOWE02 # COMMON DOWNLIST DATA CMREND03 EQUALS CMPOWE03 # COMMON DOWNLIST DATA CMREND04 EQUALS CMPOWE04 # COMMON DOWNLIST DATA # Page 176 CMREND05 EQUALS CMPOWE05 # COMMON DOWNLIST DATA CMREND06 EQUALS CMPOWE06 # COMMON DOWNLIST DATA CMREND07 EQUALS CMPOWE07 # COMMON DOWNLIST DATA # ------------------------------------------------------------ # Page 177 # CSM ENTRY AND UPDATE DOWNLIST # # --------------------- CONTROL LIST ------------------------- CMENTRDL EQUALS # SEND ID BY SPECIAL CODING DNPTR CMENTR01 # COLLECT SNAPSHOT 6DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMENTR02 # COLLECT SECOND SNAPSHOT 4DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMENTR03 # COMMON DATA 2DNADR CMDAPMOD # CMDAPMOD,PREL,QREL,RREL 1DNADR L/D1 # L/D1,+1 6DNADR UPBUFF # UPBUFF,+1,...+10,+11 4DNADR UPBUFF +12D # UPBUFF+12,13,...+18,+19D 2DNADR COMPNUMB # COMPNUMB,UPOLDMOD,UPVERB,UPCOUNT 1DNADR PAXERR1 # PAXERR1,ROLLTM 3DNADR LATANG # LATANG,+1,RDOT,+1,THETAH,+1 2DNADR LAT(SPL) # LAT(SPL),+1,LNG(SPL),+1 1DNADR ALFA/180 # ALFA/180,BETA/180 DNPTR CMENTR04 # COMMON DATA 1DNADR TIME2 # TIME2,TIME1 DNPTR CMENTR05 # COLLECT SNAPSHOT 6DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMENTR02 # COLLECT SNAPSHOT 4DNADR DNTMBUFF # SEND SNAPSHOT 2DNADR AK # AK,AK1,AK2,RCSFLAGS 3DNADR ERRORX # ERRORX/Y/Z,THETADX/Y/Z 2DNADR CMDAPMOD # CMDAPMOD,PREL,QREL,RREL 6DNADR UPBUFF # UPBUFF+0,+1,...+10,+11D 4DNADR UPBUFF +12D # UPBUFF+12,+13,...+18,+19D 1DNADR LEMMASS # LEMMASS,CSMMASS 1DNADR DAPDATR1 # DAPDATR1,DAPDATR2 1DNADR ROLLTM # ROLLTM,ROLLC 1DNADR OPTMODES # OPTMODES,HOLDFLAG 3DNADR WBODY # WBODY,...+5/OMEGAC,...+5 2DNADR REDOCTR # REDOCTR,THETAD+0,+1,+2 1DNADR IMODES30 # IMODES30,IMODES33 DNCHAN 11 # CHANNELS 11,12 DNCHAN 13 # CHANNELS 13,14 DNCHAN 30 # CHANNELS 30,31 DNCHAN 32 # CHANNELS 32,33 1DNADR RSBBQ # RSBBQ,+1 3DNADR CADRFLSH # CADRFLSH,+1,+2,FAILREG,+1,+2 1DNADR STATE +10D # FLAGWRDS 10 AND 11 -1DNADR GAMMAEI # GAMMAEI,+1 # --------------------- SUB LISTS ---------------------------- CMENTR01 EQUALS CMPOWE01 # COMMON DOWNLIST DATA # Page 178 CMENTR02 EQUALS CMPOWE02 # COMMON DOWNLIST DATA CMENTR03 EQUALS CMPOWE03 # COMMON DOWNLIST DATA CMENTR04 EQUALS CMPOWE04 # COMMON DOWNLIST DATA CMENTR05 -1DNADR DELV # DELV,+1 SNAPSHOT DATA 1DNADR DELV +2 # DELV+2,+3 1DNADR DELV +4 # DELV+4,+5 1DNADR TTE # TTE,+1 1DNADR VIO # VIO,+1 1DNADR VPRED # VPRED,+1 -1DNADR PIPTIME1 # PIPTIME1,+1 CMENTR07 EQUALS CMPOWE07 # COMMON DOWNLIST DATA # ------------------------------------------------------------- # Page 179 # P22 DOWNLISTS # # --------------------- CONTROL LIST -------------------------- CMPG22DL EQUALS # SEND ID BY SPECIAL CODING DNPTR CMPG2201 # COLLECT SNAPSHOT 6DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMPG2202 # COLLECT SNAPSHOT 4DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMPG2203 # COMMON DATA 6DNADR SVMRKDAT # LANDING SITE MARK DATA 6DNADR SVMRKDAT +12D # SVMRKDAT+0...+34 6DNADR SVMRKDAT +24D # LANDING SITE MARK DATA 1DNADR LANDMARK # LANDMARK,GARBAGE 1DNADR SPARE 1DNADR SPARE 1DNADR SPARE DNPTR CMPG2204 # COMMON DATA 1DNADR TIME2 # TIME2,TIME1 DNPTR CMPG2205 # COLLECT SNAPSHOT 2DNADR DNTMBUFF # SEND SNAPSHOT 1DNADR SPARE 1DNADR SPARE 1DNADR SPARE 1DNADR SPARE DNPTR CMPG2202 # COLLECT SNAPSHOT 4DNADR DNTMBUFF # SEND SNAPSHOT DNPTR CMPG2203 # COMMON DATA DNPTR CMPG2206 # COMMON DATA 1DNADR 8NN # 8NN,GARBAGE 1DNADR STATE +10D # FLAGWRDS 10 AND 11 3DNADR RLS # RLS,+1,...+4,+5 1DNADR SPARE 1DNADR OPTMODES # OPTMODES,HOLDFLAG DNPTR CMPG2207 # COMMON DATA 1DNADR SPARE 1DNADR SPARE 1DNADR SPARE 1DNADR SPARE 1DNADR SPARE -1DNADR SPARE # --------------------- SUB LISTS -------------------------- CMPG2201 EQUALS CMPOWE01 # COMMON DOWNLIST DATA CMPG2202 EQUALS CMPOWE02 # COMMON DOWNLIST DATA CMPG2203 EQUALS CMPOWE03 # COMMON DOWNLIST DATA # Page 180 CMPG2204 EQUALS CMPOWE04 # COMMON DOWNLIST DATA CMPG2205 -1DNADR LONG # LONG,+1 SNAPSHOT DATA 1DNADR ALT # ALT,+1 -1DNADR LAT # LAT,+1 CMPG2206 EQUALS CMPOWE06 # COMMON DOWNLIST DATA CMPG2207 EQUALS CMPOWE07 # COMMON DOWNLIST DATA # ----------------------------------------------------------- DNTABLE GENADR CMCSTADL GENADR CMENTRDL GENADR CMRENDDL GENADR CMPOWEDL GENADR CMPG22DL # -----------------------------------------------------------