# Copyright: Public domain. # Filename: EXTENDED_VERBS.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. 236-267 # Contact: Ron Burkey <info@sandroid.org>, # Fabrizio Bernardini <fabrizio@spacecraft.it> # Website: http://www.ibiblio.org/apollo. # Mod history: 2009-05-18 FB Transcription Batch 3 Assignment. # 2009-05-20 RSB Corrections: POODOO -> P00DOO, # GOTOPOOH -> GOTOPOOH, added a couple of # missing instructions in Verb 96. # 2009-05-23 RSB In SYSTEST, corrected TC FLAGWRD1 to # CA FLAGWRD1. Added a variety of SBANK= # statements prior to 2CADRs. One day I'll # have to figure out what yaYUL is doing # wrong with those .... # # 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 236 BANK7 SETLOC EXTVERBS BANK
EBANK= OGC
COUNT* $$/EXTVB
# FAN-OUT
GOEXTVB INDEX MPAC # VERB-40 IS IN MPAC TC LST2FAN # FAN AS BEFORE.
LST2FAN TC VBZERO # VB40 ZERO (USED WITH NOUN 20 ONLY). TC VBCOARK # VB41 COARSE ALIGN (USED WITH NOUN 20 OR # 91 ONLY) TC IMUFINEK # VB42 FINE ALIGN IMU TC IMUATTCK # VB43 LOAD IMU ATTITUDE ERROR METERS. TC SETSURF # VB44 SET SURFACE FLAG TC RESTSRF # VB45 RESET SURFACE FLAG TC STABLISH # VB46 ESTABLISH G+C CONTROL. TC LMTOCMSV # VB47 MOVE LM STATE VECTOR INTO CM TC DAPDISP # VB48 LOAD A/P DATA. TCF CREWMANU # VB 49 START AUTOMATIC ATTITUDE MANEUVER TC GOLOADLV # VB50 PLEASE PERFORM TC GOLOADLV # VB51 PLEASE MARK TC V52 # VB52 SET OFFSET NO. FOR P22 TC GOLOADLV # VB 53 PLEASE PERFORM COAS MARK TC GOTOR23 # VB54 PLEASE MARK (R-21-BACKUP) TC ALINTIME # VB55 ALIGN TIME TC TRACKTRM # VB56 TERMINATE TRACKING (P20 +P25) TC GOTOR21 # V57 START R21 REND TRACK SIGHT MARK ROUT TC ENATMA # VB58 ENABLE AUTOMATIC ATTITUDE MANEUVER TC GOLOADLV # VB59 PLEASE CALIBRATE TC V60 # VB60 SET CPHIX (N17) EQUAL TO CDU TC V61 # VB61 SELECT MODE I TC V62 # VB62 SELECT MODE II, ERROR WRT N22 TC V63 # VB63 SELECT MODE III, ERROR WRT N17 TC VB64 # VB64 CALCULATE,DISPLAY S-BAND ANT ANGLES TC CKOPTVB # V 65 E OPTICAL VERIFICATION FOR PRELAUNC TC ATTACHED # VB 66 ATTACHED. MOVE THIS TO OTHER STATE TC V67 # VB67 WMATRIX MONITOR TC STROKON # VB68 CSM STROKE TEST ON.
VERB69 TC VERB69 # VB 69 CAUSE RESTART TC V70UPDAT # VB70 UPDATE LIFTOFF TIME. TC V71UPDAT # VB71 UNIVERSAL UPDATE - BLOCK ADDRESS. TC V72UPDAT # VB72 UNIVERSAL UPDATE - SINGLE ADDRESS. TC V73UPDAT # VB73 UPDATE AGC TIME (OCTAL). TC DNEDUMP # VB74 INITIALIZE DOWN-TELEMETRY PROGRAM # FOR ERASABLE DUMP. TC LFTFLGON # VB75 SET LIFTOFF FLAG. # Page 237 TC SETPRFLG # VB76 SET PREFERRED ATTITUDE FLAG TC RESETPRF # VB77 RESET PREFERRED ATT. FLAG TC CHAZFOGC # CHANGE GYROCOMPASS LAUNCH AZIMUTH V78 TC ALM/END # V79 SPARE TC LEMVEC # VB80 UPDATE LEM STATE VECTOR TC CSMVEC # VB81 UPDATE CSM STATE VECTOR TC V82PERF # VB82 REQUEST ORBIT PARAM DISPLAY (R30) TC V83PERF # VB83 RANGE, RANGE RATE, +X AXIS (R31) TC ALM/END # V84 SPARE TC V85PERF # VB85 RANGE, RANGE RATE, SLOS (R32) TC V86PERF # VB86 BACKUP MARK REJECT TC SETVHFLG # VB87 SET VHF RANGE FLAG TC RESETVHF # VB88 RESET VHF RANGE FLAG TC V89PERF # V89-ALIGN X OR PRF CSM AXIS TO LOS (R63) TC V90PERF # VB90-OUT OF PLAN PARAMETERS %R36" TC GOSHOSUM # VB91 TEMP FOR HYBRID AND STG. TC SYSTEST # VB92 OPERATE IMU PERFORMANCE TEST TC WMATRXNG # VB93 CLEAR RENDWFLG TC VERB94 # VB94 DO R64 TC ALM/END # VB95 SPARE TCF VERB96 # VB96 SET QUITFLAG TO STOP INTEGRATION TC GOLOADLV # VB97 PLEASE PERFORM ENGINE-FAIL (R41) TC ALM/END # VB98 SPARE TC GOLOADLV # VB99 PLEASE ENABLE ENGINE
# END OF EXTENDED VERB FAN
TESTXACT CCS EXTVBACT TC ALM/END # YES, TURN ON OPERATOR ERROR LIGHT CA FLAGWRD4 # ARE PRIOS USING DSKY MASK OC24100 CCS A TC ALM/END
CAF OCT24 # SET BITS 3 AND 5
SETXTACT TS EXTVBACT # NO. SET FLAG TO SHOW EXT VERB DISPLAY # SYSTEM BUSY
CA Q TS MPAC +1
CS TWO # BLANK EVERYTHING EXCEPT MM AND VERB TC NVSUB TC +1 TC MPAC +1
XACTALM TC FALTON # TURN ON OPERATOR ERROR LIGHT. TC ENDEXT # RELEASE MARK AND EXT. VERB DISPLAY SYS. # Page 238
TERMEXTV EQUALS ENDEXT
ENDEXTVB EQUALS ENDEXT
XACT0 CAF ZERO # RELEASE MARK AND EXT. VERB DISPLAY SYS. TC SETXTACT
# Page 239 # VBZERO VERB 40 DESCRIPTION # ZERO # 1. REQUIRE NOUN 20 (ICDU ANGLES) # 2. REQUIRE AVAILABILITY OF EXT VERB DISPLAY SYSTEM # 3. IF EITHER OF ABOVE CONDITIONS NOT PRESENT, TURN ON OPERATOR ERROR LIGHT AND GO TO PINBRNCH. # 4. SET EXT VERB DISPLAY ACTIVE FLAG. # 5. EXECUTE IMUZERO (ZERO IMU CDU ANGLES). # 6. EXECUTE IMUSTALL (ALLOW TIME FOR DATA TRANSFER). # 7. RELEASE EXT. VERB DISPLAY SYSTEM.
VBZERO TC OP/INERT TC IMUZEROK # RETURN HERE IF NOUN = ICDU(20) TC ALM/END # RETURN HERE IF NOUN = OCDU(91) # (NOT IN USE YET)
IMUZEROK TC CKMODCAD # KEYBOARD REQUEST FOR ISS CDUZERO TC BANKCALL CADR IMUZERO
TC BANKCALL # STALL CADR IMUSTALL TC +1
TC GOPIN
OP/INERT CS OCT24 AD NOUNREG EXTEND BZF XACT0Q # IF = 20.
INCR Q AD OPIMDIFF # -71 EXTEND BZF XACT0Q
TC ALM/END # ILLEGAL.
OPIMDIFF DEC -71
# Page 240 # VBCOARK VERB 41 DESCRIPTION # COARSE ALIGN IMU OR RADAR # 1. REQUIRE NOUN 20 OR NOUN 91 OR TURN ON OPERATOR ERROR # 2. REQUIRE EXT VERB DISPLAY SYS AVAILABLE OR TURN ON OPERATOR ERROR LIGHT AND GO TO PINBRNCH. # CASE 1 NOUN 20 (ICDU ANGLES) # 3. SET EXT VERB DISPLAY ACTIVE FLAG. # 4. DISPLAY FLASHING V25,N22 (LOAD NEW ICDU ANGLES). # RESPONSES # A. TERMINATE # 1. RELEASE EXT VERB DISPLAY SYSTEM # B. PROCEED # 1. DISPLAY FLASHING V25,N23 (LOAD DELTA ICDU ANGLES). # RESPONSES # A. TERMINATE # 1. RELEASE EXT VERB DISPLAY SYSTEM. # B. PROCEED # 1. EXECUTE ICORK2. # C. ENTER # 1. INCREMENT CDU ANGLES # 2. EXECUTE ICORK2. # C. ENTER # 1. EXECUTE ICORK2. # ICORK2 # 1. RE-DISPLAY VERB 41. # 2. EXECUTE IMUCCARS (IMU COARSE ALIGN). # 3. EXECUTE IMUSTALL (ALLOW TIME FOR DATA TRANSFER). # 4. RELEASE EXT VERB DISPLAY SYSTEM. # CASE 2 NOUN 91 (OCDU ANGLES) # 5. (REQUIRE OPTICS SWITCH TO BE AT COMPUTER OR TURN ON OPERATOR ERROR AND ALARM 115) AND (REQUIRE # OPTICS AVAILABLE AND DISPLAY FLASHING V24,N92....LOAD NEW OPTICS ANGLES....OR TURN ON ALARM 117 # AND RELEASE EXT VERB DISPLAY SYSTEM). # 6. RESPONSES TO V29,N92. # A. TERMINATE # RELEASE EXT VERB DISPLAY SYSTEM # B. PROCEED OR ENTER # RE-DISPLAY V41, SET SWITCH TO INDICATE COURSE ALIGN OPTICS WORKING. # RELEASE EXT VERB DISPLAY SYSTEM.
VBCOARK TC OP/INERT TC IMUCOARK # RETURN HERE IF NOUN = ICDU(20) TC OPTCOARK # RETURN HERE IF NOUN = OCDU(91) # RETURNS TO L+1 IF NOUN 20 - TO L+2 IF NOUN 91.
IMUCOARK TC CKMODCAD # COARSE ALIGN FROM KEYBOARD TC TESTXACT CAF VNLODCDU # CALL FOR THETAD LOAD TC BANKCALL CADR GOXDSPF TC TERMEXTV TCF +1 # Page 241
CCS SWSAMPLE # SEE IF SWITCH AT COMPUTER TC +5# SWITCH AT COMPUTER TC +1# NOT ON COMPUTER TC FALTON # TURN ON OPERATOR ERR TC ALARM # AND ALARM OCT00115
CCS OPTIND # SEE IF OPTICS AVAILABLE TC OPTC1 # IN USE TC OPTC1 # IN USE TC OPTC1 # IN USE
FINEK2 CAF LGYROBIN # PINBALL LEFT COMMANDS IN OGC REGIST5RS TC BANKCALL CADR IMUPULSE
TC BANKCALL # WAIT FOR PULSES TO GET OUT. CADR IMUSTALL TC ENDEXTVB TC ENDEXTVB
LGYROBIN ECADR OGC
VNLODGYR VN2593
IMUFINEV VN4200# FINE ALIGN VERB
CKMODCAD CA MODECADR # Page 244 EXTEND BZF TCQ TC ALM/END # SOMEBODY IS USING MODECADR SO EXIT # GOLOADLV VERB 50 DESCRIPTION # AND OTHER PLEASE # DO SOMETHING VERBS # PLEASE PERFORM, MARK, CALIBRATE, ETC. # 1. PRESSING ENTER ON DSKY INDICATES REQUESTED ACTION HAS BEEN PERFORMED, AND THE PROGRAM DOES THE # SAME RECALL AS A COMPLETED LOAD. # 2. THE EXECUTION OF A VERB 33 (PROCEED WITHOUT DATA) INDICATES THE REQUESTED ACTION IS NOT DESIRED.
# V60 VERB 60
V60 EXTEND# SET ASTRONAUT TOTAL ATTITUDE (N17) EQUAL DCA CDUX # TO PRESENT ATTITUDE DXCH CPHIX CA CDUZ TS CPHIX +2 TC GOPIN
# V61 VERB 61
V61 TC DOWNFLAG # SET NEEDLFLG TO 0 (FLAGWRD0,BIT9), PHASE ADRES NEEDLFLG # PLANE A/P FOLLOWING ERROR DISPLAYED TC GOPIN
# V62 VERB 62
V62 TC UPFLAG # SET NEEDLFLG TO 1 (FLAGWRD0,BIT9), ADRES NEEDLFLG # TOTAL ATTITUDE ERROR DISPLAYED
TC UPFLAG # SET N22ORN17 TO 1 (FLAGWRD9,BIT6), ADRES N22ORN17 # COMPUTE TOTAL ATTITUDE ERROR WRT N22 TC GOPIN
# V63 VERB 63
V63 TC UPFLAG # SET NEEDLFLG TO 1 (FLAGWRD0,BIT9), ADRES NEEDLFLG # TOTAL ATTITUDE ERROR DISPLAYED
TC DOWNFLAG # SET N22ORN17 TO 0 (FLAGWRD9,BIT6, # Page 245 ADRES N22ORN17 # COMPUTE TOTAL ASTRONAUT ATTITUDE ERROR TC GOPIN
# Page 246 # ALINTIME VERB 55 DESCRIPTION # 1. SET EXT VERB DISPLAY BUSY FLAG. # 2. DISPLAY FLASHING V25,N24 (LOAD DELTA TIME FOR AGC CLOCK. # 3. REQUIRE EXECUTION OF VERB 23. # 4. ADD DELTA TIME, RECEIVED FROM INPUT REGISTER, TO THE COMPUTER TIME. # 5. RELEASE EXT VERB DISPLAY SYSTEM
COUNT04/R33
ALINTIME TC TESTXACT
CAF VNLODDT TC BANKCALL CADR GOMARKF TC ENDEXT # TERMINATE TC ENDEXT # PROCEED CS DEC23 # DATA IN OR RESEQUENCE(UNLIKELY) AD MPAC # RECALL LEFT VERB IN MPAC EXTEND BZF UPDATIME # GO AHEAD WITH UPDATE ONLY IF RECALL TC ENDEXT # WITH V23 (DATA IN).
UPDATIME INHINT# DELTA TIME IS IN DSPTEM1, +1. CAF ZERO TS MPAC +2# NEEDED FOR TP AGREE TS L # ZERO T1 & 2 WHILE ALIGNING. DXCH TIME2 DXCH MPAC DXCH DSPTEM2 +1# INCREMENT DAS MPAC
TC TPAGREE # FORCE SIGN AGREEMENT. DXCH MPAC # NEW CLOCK. DAS TIME2 RELINT
UPDTMEND TC ENDEXT
DEC23 DEC23# V 23
VNLODDT VN2524# V25N24 FOR LOAD DELTA TIME
# Page 247 # SYSTEST VERB 92 DESCRIPTION # OPERATE SELECTED SYSTEM TEST # 1. REQUIRE P00 OR P00- OR TURN ON OPERATOR ERROR. # 2. TURN OFF DAP IF IT IS ON. # 3. DISPLAY FLASHING V21,N01 (LOAD TEST NUMBER 1 THRU 17). # 4. UPON ENTRY OF TEST NUMBER, SCHEDULE TSELECT WITH PRIORITY 20. # TSELECT # 1. IF LOADED TEST NUMBER IS VALID, GO TO THAT TEST ROUTINE, OTHERWISE TURN ON OPERATOR ERROR AND # REPEAT LOAD REQUEST DISPLAY. (NO. 3 ABOVE)
EBANK= QPLACE
COUNT04/EXTVB
SYSTEST TC CHKPOOH CA FLAGWRD1 # IS NODOP01 FLAGBIT ON? (SET BY P11) MASK NOP01BIT EXTEND BZF V92CONT # IF IT'S NOT YET SET, CONTINUE TC POODOO # IT'S ON. SEND NODO ALARM FOR P07 OCT1521
V92CONT TC EXDAPOFF # TURN DAP OFF IF IT'S ON CAF PRIO20 TC FINDVAC EBANK= QPLACE
SBANK= IMUSUPER 2CADR REDO
TC PHASCHNG OCT00174 TC GOPIN # Page 249 # IMUATTCK VERB 43 DESCRIPTION # LOAD IMU ATTITUDE ERROR METERS # 1. REQUIRE PROGRAM 00 ACTIVE, COARSE ALIGN ENABLE BIT OFF AND ZERO ICDU BIT OFF. # 2. IF GUID REF RELEASE OR LIFTOFF HAS OCCURRED REQUIRE EXT VERB DISPLAY AVAILABLE AND SET BUSY # FLAG, OTHERWISE ALLOW CURRENT EXT VERB DISPLAY TO BE OVER-RIDDEN. # 3. REMOVE COARSE ALIGN ENABLE AND IMU ERROR COUNTER ENABLE # 4. DISPLAY FLASHING V25,N22 (LOAD NEW ICDU ANGLES). # 5. UPON PROCEED OR ENTER RESPONSE, INITIALIZE CURRENT DAC AND COMMAND VALUES, ENABLE ERROR COUNTERS # TRANSFER LOADED VALUES TO REGISTERS, AND SEND COMMANDS. # 6. IF BUSY FLAG SET, RESET IT TO RELEASE EXT VERB DISPLAY.
IMUATTCK TC CHKPOOH
CAF OCTAL30 # CHECK IF IMU ZERO AND IMU COARSE ARE ON EXTEND
RAND CHAN12 CCS A TCF ALM/END # NOT ALLOWED IF IMU COARSE OR IMU ZERO ON
TC CKLFTBTS # IS IT BEFORE OR AFTER LIFTOFF TC TESTXACT # AFTER CS OCT50 # REMOVE COARSE AND ECTR ENABLE. EXTEND WAND CHAN12
CAF VNLODCDU TC BANKCALL CADR GOXDSPF TCF TRMATTCK TC +1 CAF EBANK6 TSEBANK# SET E6 FOR NEEDLES.
EBANK= AK
TC BANKCALL # INITIALIZE CURRENT DAC AND CADR NEEDLE11 # COMMAND VALUES
CAF TWO # 4 MS MIN. TC WAITLIST EBANK= AK 2CADR ATTCK1
TRMATTCK TC CKLFTBTS # IS IT BEFORE OR AFRER LIFTOFF TCF ENDEXT # AFTER TC GOPIN # Page 250
ATTCK1 EXTEND# TRANSFER LOADED VALUES TO DESIRED REGS. DCA THETAD DXCH AK
CAE THETAD +2 TS AK +2
TC IBNKCALL # SENDS COMMANDS LIMITED TO +,- 384 PULSES CADR NEEDLES # AND LEAVES ERROR COUNTERS ENABLED.
TC TASKOVER
CKLFTBTS CAF GRRBKBIT # HAS LIFTOFF OCCURRED MASK FLAGWRD5 CCS A TC Q # YES CAF BIT5 EXTEND
RAND CHAN30 CCS A TCF Q+1
XACT0Q TC Q # YES
OCTAL30 OCT30
VB64 TC CHKPOOH # DEMAND PROGRAM 00. TC TESTXACT # IF DISPLAY SYS. NOT BUSY,MAKE IT BUSY. INHINT CAF PRIO4 TC FINDVAC EBANK= RHOSB 2CADR SBANDANT # CALC.,DISPLAY S-BAND ANTENNA ANGLES.
# VERB58 RESETS STIKFLAG TO ENABLE R61 TO PERFORM AUTOMATIC TRACKING MANEUVERS, AFTER INTERRUPTS BY THE RHC ACT- # IVITY.
ENATMA TC DOWNFLAG # RESET STIKFLAG. ADRES STIKFLAG # BIT 14 FLAG 1 TC GOPIN
# Page 251 # STROKON VERB 68 DESCRIPTION
# STROKE TEST SETUP/ENABLE # 1. SET EXT VERB DISPLAY BUSY FLAG # 2. SCHEDULE STRKTST1 WITH PRIORITY 30. # 3. RELEASE EXT VERB DISPLAY.
EBANK= T5TVCDT
STROKON CS FLAGWRD6 # V68 PERMITTED ONLY DURING TVC MASK OCT60000 EXTEND BZMF ALM/END # NOT TVC....FLASH OP ERROR LIGHT CAF PRIO30 # JOB REQUEST, TO SET UP STROKE TEST, TC NOVAC # INCLUDING INITIALIZATIONS EBANK= STROKER 2CADR STRKTSTI
TC GOPIN
# STABLISH VERB 46 DESCRIPTION # ESTABLISH G & N AUTOPILOT CONTROL # 1. SETS UP EITHER RCS, ENTRY, OR SATURN # 2. IF TVC IS ON, SETS UP CSM/LM SWITCH-OVER # FROM HIGH BW TO LOW BW
STABLISH CAF EBANK6 # V46 - SET EBANK TO E6 TSEBANK
CS FLAGWRD6 # TEST FOR TVC MASK OCT60000 EXTEND BZMF +8
CAE DAPDATR1 # TEST FOR CSM/LM MASK BIT14 EXTEND BZMF +3
TC POSTJUMP # CSM/LM, SO PERFORM HB TO LB SWITCH-OVER CADR PRESWTCH
+3TC ALM/END # CSM, SO ALARM AND EXIT
+8TC POSTJUMP # SET UP RCS, ENTRY, OR SATURN-STICK DAP CADR DAPFIG # Page 252 # CREMANU VERB 49 DESCRIPTION # START AUTOMATIC ATTITUDE MANEUVER # 1. REQUIRE PROGRAM 00 ACTIVE. # 2. SET EXT VERB DISPLAY BUSY FLAG. # 3. SCHEDULE R62DISP WITH PRIORITY 10. # 4. RELEASE EXT VERB DISPLAY.
# R62DISP # 1. DISPLAY FLASHING V06,N22 (DECIMAL DISPLAY NEW ICDU ANGLES). UPON IMMEDIATE RETURN, SET-UP GROUP # 4 FOR RESTART OF DISPLAY SEQUENCE. # RESPONSES # A. TERMINATE # 1. GO TO GOTOPOOH. # B. PROCEED # 1. SET 3AXISFLG TO INDICATE MANEUVER IS SPECIFIED BY 3 AXIS. # 2. EXECUTE R60CSM (ATTITUDE MANEUVER). # 3. ZERO GROUP 4 (END R62). # C. ENTER # 1. REPEAT FLASHING V06,N22.
CREWMANU TC CHKPOOH # DEMAND P00
TC TESTXACT
CAF PRIO10 TC FINDVAC EBANK= CPHI 2CADR R62DISP
TC ENDOFJOB
# Page 253 # DAPDISP VERB 48 DESCRIPTION # LOAD AUTOPILOT DATA (ROUTINE R03) # 0. CHECKFAIL AND RETURN IF TVC. # 1. REQUIRE EXT VERB DISPLAY AVAILABLE AND SET BUSY FLAG. # 2. LOWER PRIORITY TO 10. # 3. DISPLAY FLASHING V04,N46 (DISPLAY AUTOPILOT CONFIGURATION) # 4. UPON PROCEED RESPONSE, EXECUTE S41.2. # 5. DISPLAY FLASHING V06,N47 (DISPLAY CSM WGT.. LEM WGT.) # 6. UPON PROCEED RESPONSE EXECUTE S40.14. # 7. DISPLAY FLASHING V06,N48 (DISPLAY PITCH TRIM, YAW TRIM) # 8. UPON PROCEED RESPONSE, RELEASE EXTENDED VERB DESPLAY SYSTEM COUNT* $$/EXTVB
V0648 VN0648
V06N47 VN0647
V04N46 VN0446 BANK43 SETLOC EXTVERBS BANK
COUNT* $$/EXTVB
# V82PERF VERB82 DESCRIPTION # REQUEST ORBIT PARAMETERS DISPLAY (R30) # 1. IF AVERAGE G IS OFF: # FLASH DISPLAY V04N06. R2 INDICATES WHICH SHIP'S STATE VECTOR IS # TO BE UPDATED. INITIAL CHOICE IS THIS SHIP (R2=1). ASTRONAUT # CAN CHANGE TO OTHER SHIP BY V22EXE, WHERE X NOT EQ 1. # SELECTED STATE VECTOR UPDATED BY THISPREC (OTHPREC). # CALLS SR30.1 (WHICH CALLS TFFCONMU + TFFRP/RA) TO CALCULATE # Page 255 # RPER (PERIGEE RADIUS), RAP0 (APOGEE RADIUS), HPER (PERIGEE # HEIGHT ABOVE LAUNCH PAD OR LUNAR LANDING SITE), HAPO (APOGEE # HEIGHT AS ABOVE), TPER (TIME TO PERIGEE), TFF (TIME TO # INTERSECT 300 KFT ABOVE PAD OR 35KFT ABOVE LANDING SITE). # FLASH MONITOR V16N44 (HAPO, HPER, TFF). TFF IS -59M59S IF IT WAS # NOT COMPUTABLE, OTHERWISE IT INCREMENTS ONCE PER SECOND. # ASTRONAUT HAS OPTION TO MONITOR TPER BY KEYING IN N 32 E. # DISPLAY IS IN HMS, IS NEGATIVE (AS WAS TFF), AND INCREMENTS # ONCE PER SECOND ONLY IF TFF DISPLAY WAS -59M59S. # # 2. IF AVERAGE G IS ON: # CALLS SR30.1 APPROX EVERY TWO SECS. STATE VECTOR IS ALWAYS # FOR THIS VEHICLE. V82 DOES NOT DISTURB STATE VECTOR. RESULTS # OF SR30.1 ARE RAPO, RPER, HAPO, HPER, TPER, TFF. # FLASH MONITOR V16N44 (HAPO, HPER, TFF). # IF MODE IS P11, THEN CALL DELRSPL SO ASTRONAUT CAN MONITOR # RESULTS BY N50E. SPLASH COMPUTATION DONE ONCE PER TWO SECS.
# ADDENDUM: HAPO AND HPER SHOULD BE CHANGED TO READ HAPOX AND HPERX IN THE # ABOVE REMARKS.
V82PERF TC TESTXACT
CAF PRIO7 TC PRIOCHNG TC POSTJUMP CADR V82CALL # ***** V82CALL MUST NOT BE A FINDVAC JOB.
# VB83PERF VERB 83 DESCRIPTION # REQUEST RENDEZVOUS PARAMETER DISPLAY (R31) # 1. SET EXT VERB DISPLAY BUSY FLAG. # 2. SCHEDULE V83CALL WITH PRIORITY 10. # A. DISPLAY # R1 RANGE # R2 RANGE RATE # R3 THETA
TC ENDOFJOB
R22ALARM TC ALARM # VERB 57 WAS SELECTED AND NEITHER REND OCT00406# NOR TRACK FLAG WERE ON. TC ENDEXT
# Page 258 # VERB 86 DESCRIPTION # V86 IS TO R23 AS MARK REJECT IS TO R21 # V86 IS THE MARK REJECT FOR R23(THE BACKUP MARKING ROUTINE) EBANK= MRKBUF1
V86PERF CAF EBANK7 # BACKUP MARK REJECT (R23) XCHEBANK CA NEGONE TS MRKBUF1 TC GOPIN
# Page 259 # TRACKTRM VERB 56 DESCRIPTION # TERMINATE TRACKING (P20) # 1. KNOCK DOWN RENDEZVOUS, TRACK, AND UPDATE FLAGS. # 2. REQUIRE P20 NOT RUNNING ALONE OR GO TO GOTOPOOH (REQUEST PROGRAM 00). # 3. REQUIRE R22 RUNNING OR GO TO PINBRNCH. # 4. IF INTEGRATION RUNNING, STALL UNTIL IT IS COMPLETED, THEN ZERO GROUPS 2 AND 3 TO KILL R21 + R22. # 3. KNOCK DOWN RENDEZFOUS, R22, R21, TRACK, UPDATE, AND TARG1 FLAGS. # 4. GO TO ENEMA (SOFTWARE RESTART). # REFERENCE # P20 RENDEZVOUS NAVIGATION. # R21 RENDEZVOUS TRACKING SIGHTING MARK. # R22 RENDEZVOUS TRACKING DATA PROCESSING.
TRACKTRM CA RNDVZBIT # IS REND FLAG ON MASK FLAGWRD0 EXTEND BZF GOPIN # NO
TC DOWNFLAG ADRES RNDVZFLG
CA TRACKBIT # IS TRACK FLAG ON MASK FLAGWRD1 EXTEND BZF GOPIN # NO
TC DOWNFLAG ADRES TRACKFLG
TC DOWNFLAG ADRES UPDATFLG
TC DOWNFLAG ADRES IMUSE
CAF EBANK6 TSEBANK
INHINT TC STOPRATE
CAF NEGONE TS OPTIND
TC INTPRET CALL
INTSTALL # DONT INTERRUPT INTEGRATION EXIT
TC2PHSCHNG # Page 260 OCT2# KILL GROUP 2 TO HALT P20 ACTIVITY OCT1# ALSO KILL GROUP 1
CLEANOUT INHINT TC POSTJUMP CADR ENEMA # CAUSE RESTART
# LEMVEC VERB 80 DESCRIPTION # UPDATE LEM STATE VECTOR # RESET VEHUPFLG TO 0
LEMVEC TC DOWNFLAG ADRES VEHUPFLG # VEHUPFLG DOWN INDICATES LEM
TCF GOPIN
# CSMVEC VERB 81 DESCRIPTION # UPDATE CSM STATE VECTOR # SET VEHUPFLG TO 1
CSMVEC TC UPFLAG ADRES VEHUPFLG # VEHUPFLG UP INDICATES CM.
TCF GOPIN
# DNEDUMP VERB 74 DESCRIPTION # INITIALIZE DOWN-TELEMETRY PROGRAM FOR ERASABLE MEMORY DUMP. # 1. SET EXT VERB DISPLAY BUSY FLAG. # 2. REPLACE CURRENT DOWNLIST WITH ERASABLE MEMORY. # 3. RELEASE EXT VERB DISPLAY.
# CALLED BY VERB 89 ENTER DURING P00. PRIO 10 IS USED. CALCULATES AND # DISPLAYS FINAL GIMBAL ANGLES TO POINT CSM +X AXIS OR PREFERRED AXIS # (UNIT(Z)COS55 DEG + UNIT(X)SIN55 DEG) AT LM.
# 1. KEY IN V 89 E ONLY IF IN PROG 00. IF NOT IN P00, OPERATOR ERROR AND # EXIT R63, OTHERWISE CONTINUE.
# 2. IF IN P00, DO IMU STATUS CHECK ROUTINE (R02BOTH). IF IMU ON AND ITS # ORIENTATION KNOWN TO CGC, CONTINUE.
# 3. FLASH DISPLAY V 04 N 06. R2 INDICATES WHICH SPACECRAFT AXIS IS TO # BE POINTED AT LM. INITIAL CHOICE IS PREFERRED AXIS. (R2=1). # ASTRONAUT CAN CHANGE TO (+X) AXIS (R2 NOT= 1) BY V 22 E 2 E. CONTINUE # AFTER KEYING IN PROCEED.
# 4. SET PREFERRED ATTITUDE FLAG ACCORDING TO OPTION DESIRED. SET FLAG # FOR PREFERRED AXIS. RESET FLAG FOR X AXIS.
# 5. CURRENT TIME IS STORED AND R63COMP IS CALLED
# R63COMP JOB:
# UPDATES CSM AND LM STATE VECTORS USING CONIC EQUATIONS
# CALCULATES BOTH PREFERRED AND X AXIS TRACKING ATT FROM CSM TO LM.
# DESIRED GIMBAL ANGLES AS INDICATED BY PREFERRED ATTITUDE FLAG # ARE STORED FOR LATER R60CSM CALL.
# 6. FLASH DISPLAY V 06 N18 AND AWAIT RESPONSE.
# 7. RECYCLE- RETURN TO STEP 5. # TERMINATE- EXIT R63 ROUTINE # PROCEED- RESET 3AXISFLG AND CALL R60CSM FOR ATTITUDE MANEUVER.
CAF OCT51 TC GENTRAN ADRES RRECTOTH # LM STATE VECTOR INTO CM VIA GENTRAN ADRES RRECTHIS
TCF TACHEXIT
# VERB 94 DO R64 VIA ENEMA TO PICK UP IN P23.
VERB94 CAF V94FLBIT MASK FLAGWRD9 # IS V94FLAG SET # Page 266 EXTEND BZF ALM/END # NO - OPERATOR ERROR
TC DOWNFLAG ADRES V94FLAG
TC CHECKMM # IS IT P23
MM 23 TC ALM/END # NO - OPERATOR ERROR TC PHASCHNG OCT112# SET GROUP 2 TO DO R64
TC CLEANOUT # CAUSE RESTART
# V90PERF VERB 90 DESCRIPTION # REQUEST RENDEZVOUS OUT-OF-PLANE DISPLAY (R36) # 1. SET EXT VERB DISPLAY BUSY FLAG. # 2. SCHEDULE R36 CALL WITH PRIORITY 10 # A. DISPLAY # TIME OF EVENT - HOURS , MINUTES , SECONDS # Y OUT-OF-PLANE POSITION - NAUTICAL MILES # YDOT OUT-OF-PLANE VELOCITY - FEET/SECOND # PSI ANGLE BTW LINE OF SIGHT AND FORWARD # DIRECTION VECTOR IN HORIZONTAL PLANE - DEGREES
V90PERF TC TESTXACT CAF PRIO7 # R36,V90 TC FINDVAC EBANK= RPASS36 2CADR R36
TCF ENDOFJOB # VERB 96 SET QUITFLAG TO STOP INTEGRATION.
VERB96 TC UPFLAG # QUITFLAG WILL CAUSE INTEGRATION TO EXIT ADRES QUITFLAG # AT NEXT TIMESTEP
TC UPFLAG ADRES V96ONFLG CAF ZERO TC POSTJUMP CADR V37 # GO TO P00
EBANK= LANDMARK
V52 TC CHECKMM # IS P22 OPERATING
MM 22 TC ALM/END # NO CAF LANDBANK TSEBANK
# Page 267 CS PRIO7 # YES SET BITS 12,11,10 OF LANDMARK = MASK LANDMARK # BITS 14,13,12 OF MARKSTAT AFTER TS LANDMARK # SUBT. THEM FROM 5 TO GET OFFSET CA MARKSTAT # MARK NO. TS SR CA SR CA SR MASK PRIO7 CS A AD PRIO5 ADS LANDMARK TC GOPIN
LANDBANK ECADR LANDMARK #
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