|SETLOC SERV1| BANK|| EBANK= DVCNTR||# ************* PREREAD *******************|| COUNT* $$/SERV||PREREAD CAF SEVEN # 5.7 SPOT TO SKIP LASTBIAS AFTER| TC GNUFAZE5 # RESTART.| CAF PRIO21| TC NOVAC| EBANK= NBDX| 2CADR LASTBIAS # DO LAST GYRO COMPENSATION IN FREE FALL||BIBIBIAS TC PIPASR +3 # CLEAR + READ PIPS LAST TIME IN FRE5+F133| # DO NOT DESTROY VALUE OF PIPTIME1|| CS FLAGWRD7| MASK SUPER011 # SET V37FLAG AND AVEGFLAG (BITS 5 AND 6| ADS FLAGWRD7 # OF FLAGWRD7)|| CS DRFTBIT| MASK FLAGWRD2 # RESET DRIFTFLAG| TS FLAGWRD2|| CAF FOUR # INITIALIZE DV MONITOR| TS PIPAGE|| CAF ENDJBCAD # POINT OUTROUTE TO END-OF-JOB.| TS OUTROUTE|| CAF PRIO22| TC FINDVAC # TO FIRST ENTRY TO AVERAGE G| EBANK= DVCNTR| 2CADR NORMLIZE|| CA TWO # 5.2SPOT FOR REREADAC AND NORMLIZE|GOREADAX TC GNUTFAZ5| CA 2SECS # WAIT TWO SECONDS FOR READACCS| TC VARDELAY||# Page 858|# ************* READACCS ****************||READACCS CS OCT37771 # THIS PIECE OF CODING ATTEMPTS TO| AD TIME5 # SYNCHRONIZE READACCS WITH THE DIGITAL| CCS A # AUTOPILOT SO THAT A PAXIS RUPT WILL| CS ONE # OCCUR APPROXIMATELY 70 MILLISECONDS| TCF +2 # FOLLOWING THE READACCS RUPT. THE 70 MS| CA ONE # OFFSET WAS CHOSEN SO THAT THE PAXIS| +2 ADS TIME5 # RUPT WOULD NOT OCCUR SIMULTANEOUSLY| # WITH ANY OF THE 8 SUBSEQUENT R10,R11| # INTERRUPTS -- THUS MINIMIZING THE POSS-| # IBILITY OF LOSING DOWNRUPTS.|| TC PIPASR # READ THE PIPAS.||PIPSDONE CA FIVE| TC GNUFAZE5|REDO5.5 CAF ONE| TS PIPAGE|| CA PRIO20| TC FINDVAC| EBANK= DVCNTR| 2CADR SERVICER # SET UP SERVICER JOB|| CA BIT9| EXTEND| WOR DSALMOUT # TURN ON TEST CONNECTOR OUTBIT|| CA FLAGWRD7| MASK AVEGFBIT| EXTEND| BZF AVEGOUT # AVEGFLAG DOWN -- SET UP FINAL EXIT|| CA FLAGWRD6| MASK MUNFLBIT| EXTEND| BZF MAKEACCS # MUNFLAG CLEAR -- BYPASS LR AND DISP.|| CCS PHASE2| TCF MAKEACCS # PHASE 2 ACTIVATED -- AVOID MULTIPLE R10.|| CAF SEVEN # SET PIPCTR FOR 4X/SEC RATE.| TS PIPCTR|| CS TIME1 # SET TBASE2 .05 SECONDS IN THE PAST.| AD FIVE| AD NEG1/2| AD NEG1/2| XCH TBASE2|# Page 859| CAF DEC17 # 2.21SPOT FOR R10,R11| TS L| COM| DXCH -PHASE2|| CAF OCT24 # FIRST R10,R11 IN .200 SECONDS| TC WAITLIST| EBANK= UNIT/R/| 2CADR R10,R11||MAKEACCS CA FOUR| TCF GOREADAX # DO PHASE CHANGE AND RECALL READACCS||AVEGOUT EXTEND| DCA AVOUTCAD # SET UP FINAL SERVICER EXIT| DXCH AVGEXIT|| CA FOUR # SET 5.4 SPOT FOR REREADAC AND SERVICER| TC GNUTFAZ5 # IF REREADAC IS CALLED, IT WILL EXIT| TC TASKOVER # END TASK WITHOUT CALLING READACCS||GNUTFAZ5 TS L # SAVE INPUT IN L| CS TIME1| TS TBASE5 # SET TBASE5| TCF +2||GNUFAZE5 TS L # SAVE INPUT IN L| CS L # -PHASE IN A, PHASE IN L.| DXCH -PHASE5 # SET -PHASE5,PHASE5| TC Q|| EBANK= DVCNTR|AVOUTCAD 2CADR AVGEND||ENDJBCAD CADR SERVEXIT +2||OCT37771 OCT 37771|| BANK 33| SETLOC SERVICES| BANK|| COUNT* $$/SERV||# Page 860|# ************* SERVICER ****************||SERVICER TC PHASCHNG # RESTART REREADAC + SERVICER| OCT 16035| OCT 20000| EBANK= DVCNTR| 2CADR GETABVAL|| CAF PRIO31 # INITIALIZE 1/PIPADT IN CASE RESTART HAS| TS 1/PIPADT # CAUSED LASTBIAS TO BE SKIPPED.|| TC BANKCALL # PIPA COMPENSATION CALL| CADR 1/PIPA||GETABVAL TC INTPRET| VLOAD ABVAL| DELV| EXIT| CA MPAC| TS ABDELV # ABDELV = CM/SEC*2(-14).| EXTEND| MP KPIP| DXCH ABDVCONV # ABDVCONV = M/CS * 2(-5).| EXTEND| DCA MASS| DXCH MASS1 # INITIALIZE MASS1 IN CASE WE SKIP MASSMON|MASSMON CS FLAGWRD8 # ARE WE ON THE SURFACE?| MASK SURFFBIT| EXTEND| BZF MOONSPOT # YES: BYPASS MASS MESS|| CA FLGWRD10 # NO: WHICH VEX SHOULD BE USED?| MASK APSFLBIT| CCS A| EXTEND # IF EXTEND IS EXECUTED, APSVEX --> A,| DCA APSVEX # OTHERWISE DPSVEX --> A| TS Q|| EXTEND| DCA ABDVCONV| EXTEND|OCT10002 DV Q # WHERE APPROPRIATE VEX RESIDES| EXTEND| MP MASS| DAS MASS1||MOONSPOT CA KPIP1 # TP MPAC = ABDELV AT 2(14) CM/SEC| TC SHORTMP # MULTIPLY BY KPIP1 TO GET|# Page 861| DXCH MPAC # ABDELV AT 2(7) M/CS| DAS DVTOTAL # UPDATE DVTOTAL FOR DISPLAY|| TC TMPTOSPT|| TC BANKCALL| CADR QUICTRIG|| CAF XNBPIPAD| TC BANKCALL| CADR FLESHPOT| TC INTPRET|AVERAGEG BON CALL| MUNFLAG| RVBOTH| CALCRVG| EXIT|GOSERV TC QUIKFAZ5||COPYCYCL TC COPYCYC||# CA ZERO # A IS ZERO ON RETURN FROM COPYCYC| TS PIPATMPX| TS PIPATMPY| TS PIPATMPZ|| CS STEERBIT # CLEAR STEERSW PRIOR TO DVMON.| MASK FLAGWRD2| TS FLAGWRD2|| CAF IDLEFBIT # IS THE IDLE FLAG SET?| MASK FLAGWRD7| CCS A| TCF NODVMON1 # IDLEFLAG = 1, HENCE SET AUXFLAG TO 0.|| CS FLAGWRD6| MASK AUXFLBIT| CCS A| TCF NODVMON2 # AUXFLAG = 0, HENCE SET AUXFLAG TO 1.||DVMON CS DVTHRUSH| AD ABDELV| EXTEND| BZMF LOTHRUST|| CS FLAGWRD2 # SET STEERSW.| MASK STEERBIT| ADS FLAGWRD2||DVCNTSET CAF ONE # ALLOW TWO PASSES MAXIMUM NOW THAT|# Page 862| TS DVCNTR # THRUST HAS BEEN DETECTED.|| CA FLGWRD10 # BRANCH IF APSFLAG IS SET.| MASK APSFLBIT| CCS A| TCF USEJETS|| CA BIT9 # CHECK GIMBAL FAIL BIT| EXTEND| RAND CHAN32| EXTEND| BZF USEJETS||USEGTS CS USEQRJTS| MASK DAPBOOLS| TS DAPBOOLS| TCF SERVOUT||NODVMON1 CS AUXFLBIT # SET AUXFLAG TO 0.| MASK FLAGWRD6| TS FLAGWRD6| TCF USEJETS|NODVMON2 CS FLAGWRD6 # SET AUXFLAG TO 1.| MASK AUXFLBIT| ADS FLAGWRD6| TCF USEJETS||LOTHRUST TC QUIKFAZ5| CCS DVCNTR| TCF DECCNTR|| CCS PHASE4 # COMFAIL JOB ACTIVE?| TCF SERVOUT # YES: WON'T NEED ANOTHER.|| TC PHASCHNG # 4.37SPOT FOR COMFAIL.| OCT 00374|| CAF PRIO25| TC NOVAC| EBANK= WHICH| 2CADR COMFAIL|| TCF SERVOUT||DECCNTR TS DVCNTR1| TC QUIKFAZ5| CA DVCNTR1| TS DVCNTR| INHINT| TC IBNKCALL # IF THRUST IS LOW, NO STEERING IS DONE|# Page 863| CADR STOPRATE # AND THE DESIRED RATES ARE SET TO ZERO.|USEJETS CS DAPBOOLS| MASK USEQRJTS| ADS DAPBOOLS|SERVOUT RELINT| TC BANKCALL| CADR 1/ACCS|| CA PRIORITY| MASK LOW9| TS PUSHLOC| ZL| DXCH FIXLOC # FIXLOC AND DVFIND|| TC QUIKFAZ5| EXTEND # EXIT TO SELECTED ROUTINE WHETHER THERE| DCA AVGEXIT # IS THRUST OR NOT. THE STATE OF STEERSW| DXCH Z # WILL CONVEY THIS INFORMATION.||XNBPIPAD ECADR XNBPIP|| BANK 32| SETLOC SERV2| BANK| COUNT* $$/SERV||AVGEND CA PIPTIME +1 # FINAL AVERAGE G EXIT| TS 1/PIPADT # SET UP FREE FALL GYRO COMPENSATION.|| TC UPFLAG # SET DRIFT FLAG.| ADRES DRIFTFLG|| TC BANKCALL| CADR PIPFREE|| CS BIT9| EXTEND| WAND DSALMOUT|| TC 2PHSCHNG| OCT 5 # GROUP 5 OFF| OCT 05022 # GROUP 2 ON| OCT 20000|| TC INTPRET| SET CLEAR| NOR29FLG # SHUT OFF R29 WHEN SERVICER ENDS.| SWANDISP # SHUT OFF R10 WHEN SERVICER ENDS.| CLEAR CALL # RESET MUNFLAG.| MUNFLAG|# Page 864| AVETOMID| CLEAR EXIT| V37FLAG|AVERTRN CA OUTROUTE # RETURN TO DESIRED POINT.| TC BANKJUMP||OUTGOAVE = AVERTRN|DVCNTR1 = MASS1||# Page 865| SETLOC SERV3| BANK| COUNT* $$/SERV||SERVIDLE EXTEND # DISCONNECT SERVICER FROM ALL GUIDANCE| DCA SVEXTADR| DXCH AVGEXIT|| CS FLAGWRD7 # DISCONNECT THE DELTA-V MONITOR| MASK IDLEFBIT| ADS FLAGWRD7|| CAF LRBYBIT # TERMINATE R12 IS RUNNING.| TS FLGWRD11|| EXTEND| DCA NEG0| DXCH -PHASE1|| CA FLAGWRD6 # DO NOT TURN OFF PHASE 2 IF MUNFLAG SET.| MASK MUNFLBIT| CCS A| TCF +4|| EXTEND| DCA NEG0| DXCH -PHASE2|| +4 EXTEND| DCA NEG0| DXCH -PHASE3|| EXTEND| DCA NEG0| DXCH -PHASE6|| CAF OCT33 # 4.33SPOT FOR GOP00FIX| TS L| COM| DXCH -PHASE4|| TCF WHIMPER # PERFORM A SOFTWARE RESTART AND PROCEED| # TO GOTOPOOH WHILE SERVICER CONTINUES TO| # RUN, ALBEIT IN A GROUND STATE WHERE| # ONLY STATE-VECTOR DEPENDENT FUNCTIONS| # ARE MAINTAINED.|| EBANK= DVCNTR|# Page 866|SVEXTADR 2CADR SERVEXIT|| BANK 32| SETLOC SERV| BANK| COUNT* $$/SERV||SERVEXIT TC PHASCHNG| OCT 00035||+2 TCF ENDOFJOB|| BANK 23| SETLOC NORMLIZ| BANK|| COUNT* $$/SERV||# Page 867|NORMLIZE TC INTPRET| VLOAD BOFF| RN1| MUNFLAG| NORMLIZ1| VSL6 MXV| REFSMMAT| STCALL R| MUNGRAV| VLOAD VSL1| VN1| MXV| REFSMMAT| STOVL V| V(CSM)| VXV UNIT| R(CSM)| STORE UHYP|ASCSPOT EXIT| EXTEND # MAKE SURE GROUP 2 IS OFF| DCA NEG0| DXCH -PHASE2|| TC POSTJUMP| CADR NORMLIZ2|| BANK 33| SETLOC SERVICES| BANK| COUNT* $$/SERV||NORMLIZ1 CALL| CALCGRAV| EXIT||NORMLIZ2 CA EIGHTEEN| TC COPYCYC +1 # DO NOT COPY MASS IN NORMLIZE| TC ENDOFJOB||COPYCYC CA OCT24 # DEC 20| +1 INHINT| +2 MASK NEG1 # REDUCE BY 1 IF ODD| TS ITEMP1| EXTEND| INDEX ITEMP1| DCA RN1| INDEX ITEMP1|# Page 868| DXCH RN| CCS ITEMP1| TCF COPYCYC +2| TC Q # RETURN UNDER INHINT||EIGHTEEN DEC 18||# Page 869|# ************* PIPA READER *****************|# MOD NO. 00 BY D. LICKLY, DEC. 9 1966|#|# FUNCTIONAL DESCRIPTION|# SUBROUTINE TO READ PIPA COUNTERS, TRYING TO BE VERY CAREFUL SO THAT WILL BE RESTARTABLE.|# PIPA READINGS ARE STORED IN THE VECTOR DELV. THE HIGH ORDER PART OF EACH COMPONENT CONTAINS THE PIPA READING,|# RESTARTS BEGIN AT REREADAC.|#|# AT THE END OF THE PIPA READER THE CDUS ARE READ AND STORED AS A|# VECTOR IN CDUTEMP. THE HIGH ORDER PART OF EACH COMPONENT CONTAINS|# THE CDU READING IN 25 COMP IN THE ORDER CDUX,Y,Z. THE THRUST|# VECTOR ESTIMATOR IN FINDCDUD REQUIRES THE CDUS BE READ AT PIPTIME.|#|# CALLING SEQUENCE AND EXIT|# CALL VIA TC, ISWCALL, ETC.|# EXIT IS VIA Q.|#|# INPUT|# INPUT IS THROUGH THE COUNTERS PIPAX, PIPAY, PIPAZ, AND TIME2.|#|# OUTPUT|# HIGH ORDER COMPONENTS OF THE VECTOR DELV CONTAIN THE PIPA READINGS.|# PIPTIME CONTAINS TIME OF PIPA READING.|#|# DEBRIS (ERASABLE LOCATIONS DESTROYED BY PROGRAM)|# TEMX, TEMY, TEMZ, PIPAGE|| BANK 37| SETLOC SERV1| BANK|| COUNT* $$/SERV||PIPASR EXTEND|# Page 870| DCA TIME2| DXCH PIPTIME1 # CURRENT TIME POSITIVE VALUE| +3 CS ZERO # INITIALIZE THESE AT NEG. ZERO.| TS TEMX| TS TEMY| TS TEMZ|| CA ZERO| TS DELVZ| TS DELVZ +1| TS DELVY| TS DELVY +1| TS DELVX +1| TS PIPAGE # SHOW PIPA READING IN PROGRESS||REPIP1 EXTEND| DCS PIPAX # X AND Y PIPS READ| DXCH TEMX| DXCH PIPAX # PIPAS SET TO NEG ZERO AS READ.| TS DELVX| LXCH DELVY||REPIP3 CS PIPAZ # REPEAT PROCESS FOR Z PIP| XCH TEMZ| XCH PIPAZ|DODELVZ TS DELVZ||REPIP4 EXTEND # COMPUTE GUIDANCE PERIOD| DCA PIPTIME1| DXCH PGUIDE| EXTEND| DCS PIPTIME| DAS PGUIDE|| CA CDUX # READ CDUS INTO HIGH ORDER CDUTEMPS| TS CDUTEMPX| CA CDUY| TS CDUTEMPY| CA CDUZ| TS CDUTEMPZ| CA DELVX| TS PIPATMPX| CA DELVY| TS PIPATMPY| CA DELVZ| TS PIPATMPZ|| TC Q||# Page 871|REREADAC CCS PIPAGE| TCF READACCS # PIP READING NOT STARTED. GO TO BEGINNING|| CAF DONEADR # SET UP RETURN FROM PIPASR| TS Q|| CCS DELVZ| TCF REPIP4 # Z DONE, GO DO CDUS| TCF +3 # Z NOT DONE, CHECK Y.| TCF REPIP4| TCF REPIP4|| ZL| CCS DELVY| TCF +3| TCF CHKTEMX # Y NOT DONE, CHECK X.| TCF +1| LXCH PIPAZ # Y DONE, ZERO Z PIP.|| CCS TEMZ| CS TEMZ # TEMZ NOT = -0, CONTAINS -PIPAZ VALUE.| TCF DODELVZ| TCF -2| LXCH DELVZ # TEMZ = -0, L HAS ZPIP VALUE.| TCF REPIP4||CHKTEMX CCS TEMX # HAS THIS CHANGED| CS TEMX # YES| TCF +3 # YES| TCF -2 # YES| TCF REPIP1 # NO| TS DELVX|| CS TEMY| TS DELVY|| CS ZERO # ZERO X AND Y PIPS| DXCH PIPAX # L STILL ZERO FROM ABOVE|| TCF REPIP3||DONEADR GENADR PIPSDONE||# Page 872| BANK 33| SETLOC SERVICES| BANK|| COUNT* $$/SERV||TMPTOSPT CA CDUTEMPY # THIS SUBROUTINE, CALLED BY AN RTB FROM| TS CDUSPOTY # INTERPRETIVE, LOADS THE CDUS CORRESPON-| CA CDUTEMPZ # DING TO PIPTIME INTO THE CDUSPOT VECTOR.| TS CDUSPOTZ| CA CDUTEMPX| TS CDUSPOTX| TC Q||# LRHTASK IS A WAITLIST TASK SET BY READACCS DURING THE DESCENT BRAKING|# PHASE WHEN THE ALT TO THE LUNAR SURFACE IS LESS THAN 25,000 FT. THIS|# TASK CLEARS THE ALTITUDE MEASUREMENT MADE DISCRETE AND INITIATES THE|# LANDING RADAR MEASUREMENT JOB (LRHJOB) TO TAKE A ALTITUDE MEASUREMENT|# 50 MS PRIOR TO THE NEXT READACCS TASK.|| BANK 21| SETLOC R10| BANK|| COUNT* $$/SERV||LRHTASK CS FLGWRD11| MASK LRBYBIT| EXTEND| BZF GRP2OFF # LR BYPASS SET -- BYPASS ALL LR READING.|| CA READLBIT| MASK FLGWRD11 # IS READLR FLAG SET?| EXTEND| BZF GRP2OFF # NO. BYPASS LR READ.|| CS FLGWRD11| MASK NOLRRBIT # IS LR READ INHIBITED?| EXTEND| BZF GRP2OFF # YES. BYPASS LR READ.|| CA PRIO32 # LR READ OK. SET JOB TO DO IT| TC NOVAC # ABOUT 50 MS. PRIOR TO PIPA READ.| EBANK= HMEAS| 2CADR LRHJOB||GRP2OFF EXTEND| DCA NEG0| DXCH -PHASE2| TCF R10,R11A|| BANK 33| SETLOC SERVICES| BANK|# Page 873| COUNT* $$/SERV||# HIGATASK IS ENTERED APPROXIMATELY 6 SECS PRIOR TO HIGATE DURING THE|# DESCENT PHASE. HIGATASK SETS THE HIGATE FLAG (BIT11) AND THE LR INHIBIT|# FLAG (BIT10) IN LRSTAT. THE HIGATJOB IS SET UP TO REPOSITION THE LR|# ANTENNA FROM POSITION 1 TO POSITION 2. IF THE REPOSITIONING IS|# SUCCESSFUL THE ALT BEAM AND VELOCITY BEAMS ARE TRANSFORMED TO THE NEW|# ORIENTATION IN NB COORDINATES AND STORED IN ERASABLE.||HIGATASK INHINT| CS PRIO3 # SET HIGATE AND LR INHIBIT FLAGS| MASK FLGWRD11| AD PRIO3| TS FLGWRD11| CAF PRIO32| TC FINDVAC # SET LR POSITIONING JOB (POS2)| EBANK= HMEAS| 2CADR HIGATJOB|| TCF CONTSERV # CONTINUE SERVICER||# Page 874|# MUNRETRN IS THE RETURN LOC FROM SPECIAL AVE G ROUTINE (MUNRVG)||MUNRETRN EXIT|| CS FLGWRD11| MASK LRBYBIT| EXTEND| BZF COPYCYC1 # BYPASS LR LOGIC IF BIT15 IS SET.|| CA READLBIT # SEE IF ALT < 35000 FT LAST CYCLE| MASK FLGWRD11| EXTEND| BZF 35KCHK # ALT WAS> 35000 FT LAST CYCLE CHK NOW|| CAF XORFLBIT # WERE WE BELOW 30000 FT LAST PASS?| MASK FLGWRD11| EXTEND| BZF XORCHK # NO -- TEST THIS PASS|HITEST CAF PSTHIBIT # CHECK FOR HIGATE| MASK FLGWRD11| EXTEND| BZF HIGATCHK # NOT AT HIGATE LAST CYCLE -- CHK THIS CYCLE||POS2CHK CAF BIT7 # VERIFY LR IN POS2| EXTEND| RAND CHAN33| EXTEND| BZF UPDATCHK # IT IS -- CHECK FOR LR UPDATE| CAF BIT13| EXTEND| RAND CHAN12| EXTEND| BZF LRPOSALM # LR NOT IN POS2 OR REPOSITIONING -- BAD| TCF CONTSERV # LR BEING REPOSITIONED -- CONTINUE SERV||HIGATCHK CA TTF/8 # IS TTF > CRITERION? (TTF IS NEGATIVE)| AD RPCRTIME| EXTEND| BZMF POS1CHK # NO|| CA EBANK4 # MUST SWITCH EBANKS| XCH EBANK| TS L # SAVE IN L|| EBANK= XNBPIP| CS XNBPIP # UXBXP IN GSOP CH5| EBANK= DVCNTR| LXCH EBANK # RESTORE EBANK| AD RPCRTQSW # QSW - UXBXP|# Page 875|| EXTEND| BZMF HIGATASK # IF UXBXP > QSW, THEN REPOSITION||POS1CHK CAF BIT6 # HIGATE NOT IN SIGHT -- DO POS1 CHK| EXTEND| RAND 33| EXTEND| BZF UPDATCHK # LR IN POS1 -- CHECK FOR LR UPDATE||LRPOSALM TC ALARM # LR NOT IN PROPER POS-ALARM-BYPASS UPDATE| OCT 511 # AND CONTINUE SERVICER|CONTSERV INHINT| CS BITS4-7| MASK FLGWRD11 # CLEAR LR MEASUREMENT MADE DISCRETES.| TS FLGWRD11|| TC IBNKCALL # SET LR LITES PROPERLY| CADR R12LITES||# Page 876|COPYCYC1 TC QUIKFAZ5||R29? CA FLAGWRD3| MASK NR29&RDR| CCS A # IS NOR29FLG OR READRFLG SET?| TCF R29NODES # YES, SO DON'T DESIGNATE.|| CA RADMODES # NO, SO R29 IS CALLED FOR.| MASK OCT10002 # IS THE RR NOT ZEROING ITS CDUS, AND| CCS A # IS THE RENDEZVOUS RADAR IN AUTO MODE?| TCF R29NODES # NO, SO DON'T DESIGNATE.|| CA RADMODES| MASK PRIO22| CCS A # IS RR REPOSITIONING OR REMODING?| TCF NOR29NOW # YES: COME BACK IN 2 SECONDS & TRY AGAIN.|| TCF R29||R29NODES INHINT # R29 NOT ALLOWED THIS CYCLE.| CS DESIGBIT # SHOW THAT DESIGNATION IS OFF.| MASK RADMODES| TS RADMODES||NOR29NOW TC INTPRET # INTPRET DOES A RELINT.| VLOAD ABVAL # MPAC = ABVAL( NEW SM. POSITION VECTOR )| R1S| PUSH DSU # (2)| /LAND/| STORE HCALC # NEW HCALC*2(24)M.| STORE HCALC1| DMPR RTB| ALTCONV| SGNAGREE| STOVL ALTBITS # ALTITUDE FOR R10 IN BIT UNITS.| UNIT/R/| VXV UNIT| UHYP| STOVL UHZP # DOWNRANGE HALF-UNIT VECTOR FOR R10.| R1S| VXM VSR4| REFSMMAT| STOVL RN1 # TEMP. REF. POSITION VECTOR*2(29)M.| V1S| VXM VSL1| REFSMMAT| STOVL VN1 # TEMP. REF. VELOCITY VECTOR 2(7) M/CS.| UNIT/R/| VXV ABVAL|# Page 877| V1S| SL1 DSQ| DDV| DMPR RTB| ARCONV1| SGNAGREE|COPYCYC2 EXIT # LEAVE ALTITUDE RATE COMPENSATION IN MPAC| INHINT| CA UNIT/R/ # UPDATE RUNIT FOR R10.| TS RUNIT| CA UNIT/R/ +2| TS RUNIT +1| CA UNIT/R/ +4| TS RUNIT +2| CA MPAC # LOAD NEW DALTRATE FOR R10.| TS DALTRATE|| EXTEND| DCA R1S| DXCH R| EXTEND| DCA R1S +2| DXCH R +2| EXTEND| DCA R1S +4| DXCH R +4| EXTEND| DCA V1S| DXCH V| EXTEND| DCA V1S +2| DXCH V +2| EXTEND| DCA V1S +4| DXCH V +4|| TCF COPYCYCL # COMPLETE THE COPYCYCL.||# Page 878|# ALTCHK COMPARES CURRENT ALTITUDE (IN HCALC) WITH A SPECIFIED ALTITUDE FROM A TABLE BEGINNING AT ALTCRIT.|# ITS CALLING SEQUENCE IS AS FOLLOWS:-|#|# L CAF N|# L+1 TC BANKCALL|# L+2 CADR ALTCHK|# L+3 RETURN HERE IF HCALC STILL > SPECIFIED CRITERION. C(L) = +0.|# L+4 RETURN HERE IF HCALC < OR=SPECIFIED CRITERION. C(A)=C(L)=+0|#|# ALTCHK MUST BE BANKCALLED EVEN FROM ITS OWN BANK. N IS THE LOCATION, RELATIVE TO THE TAG ALTCRIT,|# OF THE BEGINNING OF THE DP CONSTANT TO BE USED AS A CRITERION.||ALTCHK EXTEND| INDEX A| DCA ALTCRIT| DXCH MPAC +1| EXTEND| DCS HCALC| DAS MPAC +1| TC BRANCH +4| CAF ZERO # BETTER THAN A NOOP, PERHAPS| INCR BUF2| TCF SWRETURN||ALTCRIT=25KFT||25KFT 2DEC 7620 B-24 # (0)||50KFT 2DEC 15240 B-24 # (2)||50FT 2DEC 15.24 B-24 # (4)||30KFT 2DEC 9144 B-24 # (6)||2KFT/SEC DEC 6.096 B-7 # 2000 FT/SEC AT 2(7) M/CS|||# (A remark was likely to be needed here to explain XORCHK) 4/Jun/09,FB||XORCHK CAF SIX # ARE WE BELOW 30000 FT?| TC BANKCALL| CADR ALTCHK| TCF HITEST # CONTINUE LR UPDATE| TC UPFLAG # YES: INHIBIT X-AXIS OVERRIDE| ADRES XOVINFLG| TC UPFLAG| ADRES XORFLG| TCF HITEST # CONTINUE LR UPDATE||35KCHK CAF TWO # ARE WE BELOW 35000 FT?||# Page 879| TC BANKCALL| CADR ALTCHK| TCF CONTSERV| TC UPFLAG| ADRES READLR # SET READLR FLAG TO ENABLE LR READING.| TCF CONTSERV||# Page 880|# ***************************************************************||CALCGRAV UNIT PUSH # SAVE UNIT/R/ IN PUSHLIST (18)| STORE UNIT/R/| LXC,1 SLOAD # RTX2=0 IF EARTH ORBIT,=2 IF LUNAR.| RTX2| RTX2| DCOMP BMN| CALCGRV1| VLOAD DOT # (12)| UNITZ| UNIT/R/| SL1 PUSH # (14)| DSQ BDSU| DP1/20| PDDL DDV| RESQ| 34D # (RN)SQ| STORE 32D # TEMP FOR (RE/RN)SQ| DMP DMP| 20J| VXSC PDDL| UNIT/R/| DMP DMP| 2J| 32D| VXSC VSL1| UNITZ| VAD STADR| STORE UNITGOBL| VAD PUSH # MPAC=UNIT GRAVITY VECTOR. (18)|CALCGRV1 DLOAD NORM # PERFORM A NORMALIZATION ON RMAGSQ IN| 34D # ORDER TO BE ABLE TO SCALE THE MU FOR| X2 # MAXIMUM PRECISION.| BDDV* SLR*| -MUDT,1| 0 -21D,2| VXSC STADR| STORE GDT1/2 # SCALED AT 2(+7) M/CS| RVQ||CALCRVG VLOAD VXM| DELV| REFSMMAT| VXSC VSL1| KPIP1| STORE DELVREF| VSR1 PUSH| VAD PUSH # (DV-OLDGDT)/2 TO PD SCALED AT 2(+7) M/CS.|# Page 881| GDT/2| VAD PDDL| VN| PGUIDE| SL VXSC| 6D| VAD STQ| RN| 31D| STCALL RN1 # TEMP STORAGE OF RN SCALED 2(+29) M| CALCGRAV|| VAD VAD| VAD| VN| STCALL VN1 # TEMP STORAGE OF VN SCALED 2(+7) M/CS| 31D||DP1/20 2DEC 0.05|SHIFT11 2DEC 1 B-11||# Page 882|#*****************************************************************************|# MUNRVG IS A SPECIAL AVERAGE G INTEGRATION ROUTINE USED BY THRUSTING|# PROGRAMS WHICH FUNCTION IN THE VICINITY OF AN ASSUMED SPHERICAL MOON.|# THE INPUT AND OUTPUT QUANTITIES ARE REFERENCED TO THE STABLE MEMBER|# COORDINATE SYSTEM.||RVBOTH VLOAD PUSH| G(CSM)| VAD PDDL| V(CSM)| PGUIDE| DDV VXSC| SHIFT11| VAD| R(CSM)| STCALL R1S| MUNGRAV| VAD VAD| V(CSM)| STADR| STORE V1S| EXIT| TC QUIKFAZ5| TC INTPRET| VLOAD| GDT1/2| STOVL G(CSM)| R1S| STOVL R(CSM)| V1S| STORE V(CSM)| EXIT| TC QUIKFAZ5| TC INTPRET|MUNRVG VLOAD VXSC| DELV| KPIP2| PUSH VAD # 1ST PUSH: DELV IN UNITS OF 2(8) M/CS| GDT/2| PUSH VAD # 2ND PUSH: (DELV + GDT)/2, UNITS OF 2(7)| V # (12)| PDDL DDV| PGUIDE| SHIFT11| VXSC| VAD| R| STCALL R1S # STORE R SCALED AT 2(+24) M| MUNGRAV|# Page 883| VAD VAD| VAD| V| STORE V1S # STORE V SCALED AT 2(+7) M/CS.| ABVAL| STOVL ABVEL # STORE SPEED FOR LR AND DISPLAYS.| UNIT/R/| DOT SL1| V1S| STOVL HDOTDISP # HDOT=V. UNIT(R)*2(7) M/CS.| R1S| VXV VSL2| WM| STODL DELVS # LUNAR ROTATION CORRECTION TERM*2(5) M/CS.| 36D| DSU| /LAND/| STCALL HCALC # FOR NOW, DISPLAY WHETHER POS OR NEG| MUNRETRN|MUNGRAV UNIT # AT 36D HAVE ABVAL(R), AT 34D R.R| STODL UNIT/R/| 34D| SL BDDV| 6D| -MUDTMUN| DMP VXSC| SHIFT11| UNIT/R/| STORE GDT1/2 # 1/2GDT SCALED AT 2(7) M/CS.| RVQ||1.95SECS DEC 195|7.5 2DEC .02286 B-6 # 7.5 FT/SEC AT 2(6) M/CS||2SEC(18) 2DEC 200 B-18||2SEC(28) 2OCT 0000000310 # 2SEC AT 2(28)||4SEC(28) 2DEC 400 B-28||BITS4-7 OCT 110|||# Page 884|UPDATCHK CAF NOLRRBIT # SEE IF LR UPDATE INHIBITED.| MASK FLGWRD11| CCS A| TCF CONTSERV # IT IS -- NO LR UPDATE| CAF RNGEDBIT # NO INHIBIT -- SEE ALT MEAS. THIS CYCLE.| MASK FLGWRD11| EXTEND| BZF VMEASCHK # NO ALT MEAS THIS CYCLE -- CHECK FOR VEL||POSUPDAT CA FIXLOC # SET PUSHLIST TO ZERO| TS PUSHLOC|| TC INTPRET| VLOAD VXM| HBEAMNB| XNBPIP # HBEAM SM AT 2(2)| PDVL VSL2 # STORE HBEAM IN PD 0-5| V1S # SCALE V AT 2(5) M/CS| VAD DOT| DELVS # V RELATIVE TO SURFACE AT 2(5) M/CS| 0D # V ALONG HBEAM AT 2(7) M/CS.| DMP EXIT| RADSKAL # SCALE TO RADAR COUNTS X 5|| CS FLGWRD12 # TEST LR ALTITUDE SCALE FACTOR| MASK ALTSCBIT| EXTEND| BZF +3 # BRANCH IF HIGH SCALE|| CA SKALSKAL # RESCALE IF LOW SCALE| TC SHORTMP|| +3 TC INTPRET| DAD SL # CORRECT HMEAS FOR DOPPLER EFFECT| HMEAS| 7D| DMP VXSC # SLANT RANGE AT 2(21), PUSH UP FOR HBEAM| HSCAL # SLANT RANGE VECTOR AT 2(23) M| DOT DSU| UNIT/R/ # ALTITUDE AT 2(24) M| HCALC # DELTA H AT 2(24) M| STORE DELTAH| EXIT|| CA FLGWRD11| MASK PSTHIBIT| EXTEND # DO NOT PERFORM DATA REASONABLENESS TEST| BZF NOREASON # UNTIL AFTER HIGATE|# Page 885| TC INTPRET| ABS DSU| DELQFIX # ABS(DELTAH) - DQFIX 50 FT NOM| SL3 DSU # SCALE TO 2(21)| HCALC # ABS(DELTAH) - (50 + HCALC/8) AT 2(21)| EXIT|| INCR LRLCTR| TC BRANCH| TCF HFAIL # DELTA H TOO LARGE| TCF HFAIL # DELTA H TOO LARGE| TC DOWNFLAG # TURN OFF ALT FAIL LAMP| ADRES HFLSHFLG||NOREASON CS FLGWRD11| MASK LRINHBIT| CCS A| TCF VMEASCHK # UPDATE INHIBITED -- TEST VELOCITY ANYWAY|| TC INTPRET # DO POSITION UPDATE| DLOAD SR4| HCALC # RESCALE H TO 2(28)M| EXIT| EXTEND| DCA DELTAH # STORE DELTAH IN MPAC AND| DXCH MPAC # BRING HCALC INTO A,L| TC ALSIGNAG| EXTEND # IF HIGH PART OF HCALC IS NON-ZERO, THEN| BZF +2 # HCALC> HMAX,| TCF VMEASCHK # SO UPDATE IS BYPASSED| TS MPAC +2 # FOR LATER SHORTMP|| CS L # -H AT 2(14) M| AD LRHMAX # HMAX - H| EXTEND| BZMF VMEASCHK # IF H >HMAX, BYPASS UPDATE| EXTEND| MP LRWH # WH(HMAX - H)| EXTEND| DV LRHMAX # WH(1 - H/HMAX)| TS MPTEMP| TC SHORTMP2 # DELTAH (WH)(1 - H/HMAX) IN MPAC| TC INTPRET # MODE IS DP FROM ABOVE| SL1| VXSC VAD| UNIT/R/ # DELTAR = DH(WH)(1 - H/HMAX) UNIT/R/| R1S| STCALL GNUR| MUNGRAV| EXIT|# Page 886| TC QUIKFAZ5|| CA ZERO|RUPDATED TC GNURVST||VMEASCHK TC QUIKFAZ5 # RESTART AT NEXT LOCATION| CS FLGWRD11| MASK VELDABIT # IS V READING AVAILABLE?| CCS A| TCF VALTCHK # NO: SEE IF V READING TO BE TAKEN||VELUPDAT CS VSELECT # PROCESS VELOCITY DATA| TS L| ADS L # -2 VSELECT IN L| AD L| AD L # -6 VSELECT IN A| INDEX FIXLOC| DXCH X1 # X1 = -6 VSELECT, X2 = -2 VSELECT|| CA EBANK4| TS EBANK| EBANK= LRXCDU|| CA LRYCDU # STORE LRCDUS IN CDUSPOTS| TS CDUSPOT| CA LRZCDU| TS CDUSPOT +2| CA LRXCDU| TS CDUSPOT +4|| TC BANKCALL| CADR QUICTRIG # GET SINES AND COSINES FOR NBSM|| CA FIXLOC| TS PUSHLOC # SET PD TO ZERO|| TC INTPRET| VLOAD* CALL| VZBEAMNB,1 # CONVERT VBEAM FROM NB TO SM| *NBSM*| PDDL SL # STORE IN PD 0-5| VMEAS # LOAD VELOCITY MEASUREMENT| 12D| DMP* PUSH # SCALE TO M/CS AT 2(6)| VZSCAL,2 # AND STORE IN PD 6-7| EXIT| CS ONE| TS MODE # CHANGE STORE MODE TO VECTOR|| CA PIPTEM # STORE DELV IN MPAC|# Page 887| ZL| DXCH MPAC|| CA PIPTEM +1| ZL| DXCH MPAC +3|| CA PIPTEM +2| ZL| DXCH MPAC +5|| CA EBANK7| TS EBANK # RESTORE EBANK 7| EBANK= DVCNTR| TC INTPRET| VXSC PDDL| KPIP1 # SCALE DELV TO 2(7) M/CS AND PUSH| LRVTIME # TIME OF DELV AT 2(28) CS| DSU DDV| PIPTIME # TU - T(N-1)| 2SEC(28)| VXSC VSL1 # G(N-1)(TU - T(N-1))| GDT/2 # SCALED AT 2(7) M/CS| VAD VAD # PUSH UP FOR DELV| V # VU = V(N-1) + DELVU + G(N-1) DTU| VSL2 VAD # SCALE TO 2(5) M/CS AND SUBTRACT| DELVS # MOON ROTATION.| PUSH ABVAL # STORE IN PD| SR4 DAD # ABS(VM)/8 + 7.5 AT 2(6)| 7.5| STOVL 20D # STORE IN 20D AND PICK UP VM| DOT BDSU # V(EST) AT 2(6)| 0 # DELTAV = VMEAS - V(EST)| PUSH ABS| DSU EXIT # ABS(DV) - (7.5 + ABS(VM)/8))| 20D|| INCR LRMCTR| TC BRANCH| TCF VFAIL # DELTA V TOO LARGE. ALARM| TCF VFAIL # DELTA V TOO LARGE. ALARM|| TC DOWNFLAG # TURN OFF VEL FAIL LAMP| ADRES VFLSHFLG|| CA FLGWRD11| MASK VXINHBIT| EXTEND| BZF VUPDAT # IF VX INHIBIT RESET, INCORPORATE DATA.|# Page 888| TC DOWNFLAG| ADRES VXINH # RESET VX INHIBIT|| CA VSELECT| AD NEG2 # IF VSELECT = 2 (X AXIS).| EXTEND # BYPASS UPDATE| BZF ENDVDAT||VUPDAT CS FLGWRD11| MASK LRINHBIT| CCS A| TCF VALTCHK # UPDATE INHIBITED|| TS MPAC +1|| CA ABVEL # STORE E7 ERASABLES NEEDED IN TEMPS| TS ABVEL*| CA VSELECT| TS VSELECT*| CA EBANK5| TS EBANK # CHANGE EBANKS|| EBANK= LRVF| CS LRVF| AD ABVEL* # IF V < VF, USE WVF| EXTEND| BZMF USEVF|| CS ABVEL*| AD LRVMAX # VMAX - V| EXTEND| BZMF WSTOR -1 # IF V> VMAX, W = 0|| EXTEND| INDEX VSELECT*| MP LRWVZ # WV(VMAX - V)|| EXTEND| DV LRVMAX # WV( 1 - V/VMAX )| TCF WSTOR||USEVF INDEX VSELECT*| CA LRWVFZ # USE APPROPRIATE CONSTANT WEIGHT| TCF WSTOR|| -1 CA ZERO|WSTOR TS MPAC| CS BIT7 # (=64D)| AD MODREG| EXTEND|# Page 889| BZMF +3 # IF IN P65,P66,P67, USE ANOTHER CONSTANT|| CA LRWVFF| TS MPAC|| +3 CA EBANK7| TS EBANK # CHANGE EBANKS|| EBANK= ABVEL| TC INTPRET| DMP VXSC # W(DELTA V)(VBEAMSM) UP 6-7, 0-5| VAD| V1S # ADD WEIGHTED DELTA V TO VELOCITY| STORE GNUV| EXIT|| TC QUIKFAZ5 # DO NOT RE-UPDATE|| CA SIX|VUPDATED TC GNURVST # STORE NEW VELOCITY VECTOR|ENDVDAT = VALTCHK||VALTCHK TC QUIKFAZ5 # DO NOT REPEAT ABOVE|| CAF READVBIT # TEST READVEL TO SEE IF VELOCITY READING| MASK FLGWRD11 # IS DESIRED.| CCS A| TCF READV # YES -- READ VELOCITY| CS ABVEL # NO -- SEE IF VELOCITY < 2000 FT/SEC| AD 2KFT/SEC| EXTEND| BZMF CONTSERV # V> 2000 FT/SEC DO NOT READ VEL|| TC UPFLAG # V < 2000 FT/SEC SET READVEL AND READ.| ADRES READVEL||READV CAF PRIO32 # SET UP JOB TO READ VELOCITY BEAMS.| TC NOVAC| EBANK=HMEAS| 2CADR LRVJOB|| TCF CONTSERV # CONTINUE WITH SERVICER||GNURVST TS BUF # STORE GNUR (=GNUV) IN R1S OR V1S| EXTEND # A=0 FOR R, A=6 FOR V| DCA GNUR| INDEX BUF| DXCH R1S| EXTEND|# Page 890| DCA GNUR +2| INDEX BUF| DXCH R1S +2| EXTEND| DCA GNUR +4| INDEX BUF| DXCH R1S +4| TC Q||QUIKFAZ5 CA EBANK3| XCH EBANK # SET EBANK 3| DXCH L # Q TO A, A TO L| EBANK=PHSNAME5| TS PHSNAME5| LXCH EBANK| EBANK=DVCNTR| TC A||HFAIL CS LRRCTR| EXTEND| BZF NORLITE # IF R=0, DO NOT TURN ON TRK FAIL| AD LRLCTR| MASK NEG3| EXTEND # IF L-R LT 4, DO NOT TURN ON TRK FAIL| BZF +2| TCF NORLITE|| TC UPFLAG # AND SET BIT TO TURN ON TRACKER FAIL LITE| ADRES HFLSHFLG||NORLITE CA LRLCTR| TS LRRCTR # SET R=L|| TCF VMEASCHK||VFAIL CS LRSCTR # DELTA Q LARGE| EXTEND # IF S=0, DO NOT TURN ON TRACKER FAIL| BZF NOLITE| AD LRMCTR # M-S| MASK NEG3 # TEST FOR M-S> 3| EXTEND # IF M-S > 3, THEN TWO OR MORE OF THE| BZF +2 # LAST FOUR V READINGS WERE BAD,| TCF NOLITE # SO TURN ON VELOCITY FAIL LIGHT|| TC UPFLAG # AND SET BIT TO TURN ON TRACKER FAIL LITE| ADRES VFLSHFLG||# Page 891|NOLITE CA LRMCTR # SET S = M| TS LRSCTR|| CCS VSELECT # TEST FOR Z COMPONENT| TCF ENDVDAT # NOT Z, DO NOT SET VX INHIBIT|| TC UPFLAG # Z COMPONENT - SET FLAG TO SKIP X| ADRES VXINH # COMPONENT, AS ERROR MAY BE DUE TO CROSS| TCF ENDVDAT # LOBE LOCK UP NOT DETECTED ON X AXIS.||# Page 892|# ********************************************************************************|# LRVJOB IS SET WHEN THE LEM IS BELOW 15000 FT DURING THE LANDING PHASE|# THIS JOB INITIALIZES THE LANDING RADAR READ ROUTINE FOR 5 VELOCITY|# SAMPLES AND GOES TO SLEEP WHILE THE SAMPLING IS DONE -- ABOUT 500 MS.|# WITH A GOODEND RETURN THE DATA IS STORED IN VMEAS AND BIT7 OF LRSTAT|# IS SET. THE GIMBAL ANGLES ARE READ ABOUT MIDWAY IN THE SAMPLINGS.||170MS EQUALS ND1||LRVJOB CA 170MS # SET TASK TO READ CDUS + PIPAS| TC WAITLIST| EBANK= LRVTIME| 2CADR RDGIMS|| CCS VSELECT # SEQUENCE LR VEL BEAM SELECTOR| TCF +2| CAF TWO # IF ZERO, RESET TO TWO| DOUBLE # 2XVSELECT USED FOR VBEAM INDEX IN LRVEL| TC BANKCALL # GO INITIALIZE LR VEL READ ROUTINE| CADR LRVEL| TC BANKCALL # PUT LRVJOB TO SLEEP ABOUT 500 MS| CADR RADSTALL| TCF VBAD| CCS STILBADV # IS DATA GOOD JUST PRESENT?| TCF VSTILBAD # JUST GOOD -- MUST WAIT 4 SECONDS.|| INHINT| EXTEND # GOOD RETURN -- STOW AWAY VMEAS| DCA SAMPLSUM| DXCH VMEAS| CA EBANK4 # FOR DOWNLINK| TS EBANK| EBANK= LRVTIME|| EXTEND| DCA LRVTIME| DXCH LRVTIMDL| EXTEND| DCA LRXCDU| DXCH LRXCDUDL| CA LRZCDU| TS LRZCDUDL| CA EBANK7| TS EBANK| EBANK= VSELECT|| CS FLGWRD11 # SET BIT TO INDICATE VELOCITY| MASK VELDABIT # MEASUREMENT MADE|# Page 893| ADS FLGWRD11|ENDLRV CCS VSELECT # UPDATE VSELECT| TCF +2| CA TWO| TS VSELECT| TCF ENDOFJOB||VBAD CAF TWO # SET STILBAD TO WAIT 4 SECONDS|VSTILBAD TS STILBADV| TCF ENDLRV||# LRHJOB IS SET BY LRHTASK WHEN LEM IS BELOW 25000 FT. THIS JOB|# INITIALIZES THE LR READ ROUTINE FOR AN ALT MEASUREMENT AND GOES TO|# SLEEP WHILE THE SAMPLING IS DONE -- ABOUT 95 MS. WITH A GOODEND RETURN|# THE ALT DATA IS STORED IN HMEAS AND BIT7 OF LRSTAT IS SET.|| BANK 34| SETLOC R12STUFF| BANK|| COUNT* $$/SERV||LRHJOB TC BANKCALL # INITIATE LR ALT MEASUREMENT| CADR LRALT| TC BANKCALL # LRHJOB TO SLEEP ABOUT 95MS| CADR RADSTALL| TCF HBAD| CCS STILBADH # IS DATA GOOD JUST PRESENT?| TCF HSTILBAD # JUST GOOD -- MUST WAIT 4 SECONDS.|| INHINT| EXTEND| DCA SAMPLSUM # GOOD RETURN -- STORE AWAY LRH DATA| DXCH HMEAS # LRH DATA 1.079 FT/BIT| EXTEND # FOR DOWNLINK| DCA PIPTIME1| DXCH MKTIME|| EXTEND| DCA CDUTEMPY # CDUY,Z = AIG,AMG| DXCH AIG|| CA CDUTEMPX # CDUX = AOG| TS AOG|| CS FLGWRD11 # SET BIT TO INDICATE RANGE| MASK RNGEDBIT # MEASUREMENT MADE.| ADS FLGWRD11|ENDLRH TC ENDOFJOB # TERMATE LRHJOB||# Page 894|HBAD CA FLAGWRD5| MASK RNGSCBIT # IS BAD RETURN DUE TO SCALE CHANGE?| EXTEND| BZF HSTILBAD -1 # NO RESET HSTILBAD| TC DOWNFLAG # YES RESET SCALE CHANGE BIT AND IGNORE| ADRES RNGSCFLG| TC ENDOFJOB|| CAF TWO # SET STILBAD TO WAIT 4 SECONDS|HSTILBAD TS STILBADH| TC ENDOFJOB|| BANK 34| SETLOC SERV4| BANK|| COUNT* $$/SERV||# RDGIMS IS A TASK SET UP BY LRVJOB TO PICK UP THE IMU CDUS AND TIME|# AT ABOUT THE MIDPOINT OF THE LR VEL READ ROUTINE WHEN 5 VEL SAMPLES|# ARE SPECIFIED.|| EBANK= LRVTIME|RDGIMS EXTEND| DCA TIME2 # PICK UP TIME2, TIME1| DXCH LRVTIME # AND SAVE IN LRVTIME|| EXTEND| DCA CDUX # PICK UP CDUX AND CDUY| DXCH LRXCDU # AND SAVE IN LRXCDU AND LRYCDU|| CA CDUZ| TS LRZCDU # SAVE CDUZ IN LRZCDU|| CA PIPAX| TS PIPTEM # SAVE PIPAX IN PIPTEM|| EXTEND| DCA PIPAY # PICK UP PIPAY AND PIPAZ| DXCH PIPTEM +1 # AND SAVE IN PIPTEM +1 AND PIPTEM +2| TC TASKOVER|| BANK 33| SETLOC SERVICES| BANK|| COUNT* $$/SERV|| EBANK= DVCNTR|# Page 895|# HIGATJOB IS SET APPROXIMATELY 6 SECONDS PRIOR TO HIGH GATE DURING|# THE DESCENT BURN PHASE OF LUNAR LANDING. THIS JOB INITIATES THE|# LANDING RADAR REPOSITIONING ROUTINE AND GOES TO SLEEP UNTIL THE|# LR ANTENNA MOVES FROM POSITION 1 TO POSITION 2. IF THE LR ANTENNA|# ACHIEVES POSITION 2 WITHIN 22 SECONDS THE ALTITUDE AND VELOCITY|# BEAM VECTORS ARE RECOMPUTED TO REFLECT THE NEW ORIENTATION WITH|# RESPECT TO THE NB. BIT10 OF LRSTAT IS CLEARED TO ALLOW LR|# MEASUREMENTS AND THE JOB TERMINATES.||HIGATJOB TC BANKCALL # START LRPOS2 JOB| CADR LRPOS2| TC BANKCALL # PUT HIGATJOB TO SLEEP UNTIL JOB IS DONE| CADR RADSTALL| TCF POSALARM # BAD END ALARM||POSGOOD CA PRIO23 # REDUCE PRIORITY FOR INTERPRETIVE COMPS.| TC PRIOCHNG|| TC SETPOS2 # LR IN POS2 -- SET UP TRANSFORMATIONS|| TC DOWNFLAG| ADRES NOLRREAD # RESET NOLRREAD FLAG TO ENABLE LR READING| TC ENDOFJOB||POSALARM CA OCT523| TC BANKCALL| CADR PRIOLARM # FLASH ALARM CODE| TCF GOTOPOOH # TERMINATE| TCF +3 # PROCEED -- TRY AGAIN| TCF ENDOFJOB # V 32 E TERMINATE R12| TC ENDOFJOB|| +3 CA BIT7 # SEE IF IN POS2 YET| EXTEND| RAND CHAN33| EXTEND| BZF POSGOOD # POS2 ACHIEVED SET UP ANTENNA BEAMS| TCF POSALARM # STILL DIDN'T MAKE IT REALARM||OCT523 OCT 00523||||SETPOS1 TC MAKECADR # MUST BE CALLED BY BANKCALL| TS LRADRET1 # SAVE RETURN CADR. SINCE BUP2 CLOBBERED|| CAF TWO| TS STILBADH # INITIALIZE STILBAD| TS STILBADV # INITIALIZE STILBAD|| CA ZERO # INDEX FOR LRALPHA, LRBETA IN POS 1.|# Page 896| TS LRLCTR # SET L,M,R, ANS S TO ZERO| TS LRMCTR| TS LRRCTR| TS LRSCTR| TS VSELECT # INITIALIZE VSELECT|| TC SETPOS # CONTINUE WITH COMPUTATIONS.|| CA LRADRET1| TC BANKJUMP # RETURN TO CALLER||SETPOS2 CA TWO # INDEX FOR POS2|SETPOS XCH Q # SAVE INDEX IN Q| TS LRADRET # SAVE RETURN|| CA EBANK5| TS EBANK| EBANK= LRALPHA|| EXTEND| INDEX Q| DCA LRALPHA # LRALPHA IN A, LRBETA IN L| TS CDUSPOT +4 # ROTATION ABOUT X| LXCH CDUSPOT # ROTATION ABOUT Y| CA ZERO| TS CDUSPOT +2 # ZERO ROTATION ABOUT Z.|| CA EBANK7| TS EBANK| EBANK= LRADRET|| TC INTPRET| VLOAD CALL| UNITY # CONVERT UNITY(ANTENNA) TO NB| TRG*SMNB| STOVL VYBEAMNB| UNITX # CONVERT UNITX(ANTENNA) TO NB| CALL| *SMNB*| STORE VXBEAMNB| VXV VSL1| VYBEAMNB| STOVL VZBEAMNB # Z = X * Y| HBEAMANT| CALL| *SMNB* # CONVERT TO NB| STORE HBEAMNB| EXIT||# Page 897| TC LRADRET|

GAMES

SHEDYOURFLESH SHEDYOURFLESH SHEDYOURFLESH
HOME
GAMES ARTICLES
GITHUB HUSK HELL
SHEDYOURFLESH SHEDYOURFLESH SHEDYOURFLESH
|SETLOC SERV1| BANK|| EBANK= DVCNTR||# ************* PREREAD *******************|| COUNT* $$/SERV||PREREAD CAF SEVEN # 5.7 SPOT TO SKIP LASTBIAS AFTER| TC GNUFAZE5 # RESTART.| CAF PRIO21| TC NOVAC| EBANK= NBDX| 2CADR LASTBIAS # DO LAST GYRO COMPENSATION IN FREE FALL||BIBIBIAS TC PIPASR +3 # CLEAR + READ PIPS LAST TIME IN FRE5+F133| # DO NOT DESTROY VALUE OF PIPTIME1|| CS FLAGWRD7| MASK SUPER011 # SET V37FLAG AND AVEGFLAG (BITS 5 AND 6| ADS FLAGWRD7 # OF FLAGWRD7)|| CS DRFTBIT| MASK FLAGWRD2 # RESET DRIFTFLAG| TS FLAGWRD2|| CAF FOUR # INITIALIZE DV MONITOR| TS PIPAGE|| CAF ENDJBCAD # POINT OUTROUTE TO END-OF-JOB.| TS OUTROUTE|| CAF PRIO22| TC FINDVAC # TO FIRST ENTRY TO AVERAGE G| EBANK= DVCNTR| 2CADR NORMLIZE|| CA TWO # 5.2SPOT FOR REREADAC AND NORMLIZE|GOREADAX TC GNUTFAZ5| CA 2SECS # WAIT TWO SECONDS FOR READACCS| TC VARDELAY||# Page 858|# ************* READACCS ****************||READACCS CS OCT37771 # THIS PIECE OF CODING ATTEMPTS TO| AD TIME5 # SYNCHRONIZE READACCS WITH THE DIGITAL| CCS A # AUTOPILOT SO THAT A PAXIS RUPT WILL| CS ONE # OCCUR APPROXIMATELY 70 MILLISECONDS| TCF +2 # FOLLOWING THE READACCS RUPT. THE 70 MS| CA ONE # OFFSET WAS CHOSEN SO THAT THE PAXIS| +2 ADS TIME5 # RUPT WOULD NOT OCCUR SIMULTANEOUSLY| # WITH ANY OF THE 8 SUBSEQUENT R10,R11| # INTERRUPTS -- THUS MINIMIZING THE POSS-| # IBILITY OF LOSING DOWNRUPTS.|| TC PIPASR # READ THE PIPAS.||PIPSDONE CA FIVE| TC GNUFAZE5|REDO5.5 CAF ONE| TS PIPAGE|| CA PRIO20| TC FINDVAC| EBANK= DVCNTR| 2CADR SERVICER # SET UP SERVICER JOB|| CA BIT9| EXTEND| WOR DSALMOUT # TURN ON TEST CONNECTOR OUTBIT|| CA FLAGWRD7| MASK AVEGFBIT| EXTEND| BZF AVEGOUT # AVEGFLAG DOWN -- SET UP FINAL EXIT|| CA FLAGWRD6| MASK MUNFLBIT| EXTEND| BZF MAKEACCS # MUNFLAG CLEAR -- BYPASS LR AND DISP.|| CCS PHASE2| TCF MAKEACCS # PHASE 2 ACTIVATED -- AVOID MULTIPLE R10.|| CAF SEVEN # SET PIPCTR FOR 4X/SEC RATE.| TS PIPCTR|| CS TIME1 # SET TBASE2 .05 SECONDS IN THE PAST.| AD FIVE| AD NEG1/2| AD NEG1/2| XCH TBASE2|# Page 859| CAF DEC17 # 2.21SPOT FOR R10,R11| TS L| COM| DXCH -PHASE2|| CAF OCT24 # FIRST R10,R11 IN .200 SECONDS| TC WAITLIST| EBANK= UNIT/R/| 2CADR R10,R11||MAKEACCS CA FOUR| TCF GOREADAX # DO PHASE CHANGE AND RECALL READACCS||AVEGOUT EXTEND| DCA AVOUTCAD # SET UP FINAL SERVICER EXIT| DXCH AVGEXIT|| CA FOUR # SET 5.4 SPOT FOR REREADAC AND SERVICER| TC GNUTFAZ5 # IF REREADAC IS CALLED, IT WILL EXIT| TC TASKOVER # END TASK WITHOUT CALLING READACCS||GNUTFAZ5 TS L # SAVE INPUT IN L| CS TIME1| TS TBASE5 # SET TBASE5| TCF +2||GNUFAZE5 TS L # SAVE INPUT IN L| CS L # -PHASE IN A, PHASE IN L.| DXCH -PHASE5 # SET -PHASE5,PHASE5| TC Q|| EBANK= DVCNTR|AVOUTCAD 2CADR AVGEND||ENDJBCAD CADR SERVEXIT +2||OCT37771 OCT 37771|| BANK 33| SETLOC SERVICES| BANK|| COUNT* $$/SERV||# Page 860|# ************* SERVICER ****************||SERVICER TC PHASCHNG # RESTART REREADAC + SERVICER| OCT 16035| OCT 20000| EBANK= DVCNTR| 2CADR GETABVAL|| CAF PRIO31 # INITIALIZE 1/PIPADT IN CASE RESTART HAS| TS 1/PIPADT # CAUSED LASTBIAS TO BE SKIPPED.|| TC BANKCALL # PIPA COMPENSATION CALL| CADR 1/PIPA||GETABVAL TC INTPRET| VLOAD ABVAL| DELV| EXIT| CA MPAC| TS ABDELV # ABDELV = CM/SEC*2(-14).| EXTEND| MP KPIP| DXCH ABDVCONV # ABDVCONV = M/CS * 2(-5).| EXTEND| DCA MASS| DXCH MASS1 # INITIALIZE MASS1 IN CASE WE SKIP MASSMON|MASSMON CS FLAGWRD8 # ARE WE ON THE SURFACE?| MASK SURFFBIT| EXTEND| BZF MOONSPOT # YES: BYPASS MASS MESS|| CA FLGWRD10 # NO: WHICH VEX SHOULD BE USED?| MASK APSFLBIT| CCS A| EXTEND # IF EXTEND IS EXECUTED, APSVEX --> A,| DCA APSVEX # OTHERWISE DPSVEX --> A| TS Q|| EXTEND| DCA ABDVCONV| EXTEND|OCT10002 DV Q # WHERE APPROPRIATE VEX RESIDES| EXTEND| MP MASS| DAS MASS1||MOONSPOT CA KPIP1 # TP MPAC = ABDELV AT 2(14) CM/SEC| TC SHORTMP # MULTIPLY BY KPIP1 TO GET|# Page 861| DXCH MPAC # ABDELV AT 2(7) M/CS| DAS DVTOTAL # UPDATE DVTOTAL FOR DISPLAY|| TC TMPTOSPT|| TC BANKCALL| CADR QUICTRIG|| CAF XNBPIPAD| TC BANKCALL| CADR FLESHPOT| TC INTPRET|AVERAGEG BON CALL| MUNFLAG| RVBOTH| CALCRVG| EXIT|GOSERV TC QUIKFAZ5||COPYCYCL TC COPYCYC||# CA ZERO # A IS ZERO ON RETURN FROM COPYCYC| TS PIPATMPX| TS PIPATMPY| TS PIPATMPZ|| CS STEERBIT # CLEAR STEERSW PRIOR TO DVMON.| MASK FLAGWRD2| TS FLAGWRD2|| CAF IDLEFBIT # IS THE IDLE FLAG SET?| MASK FLAGWRD7| CCS A| TCF NODVMON1 # IDLEFLAG = 1, HENCE SET AUXFLAG TO 0.|| CS FLAGWRD6| MASK AUXFLBIT| CCS A| TCF NODVMON2 # AUXFLAG = 0, HENCE SET AUXFLAG TO 1.||DVMON CS DVTHRUSH| AD ABDELV| EXTEND| BZMF LOTHRUST|| CS FLAGWRD2 # SET STEERSW.| MASK STEERBIT| ADS FLAGWRD2||DVCNTSET CAF ONE # ALLOW TWO PASSES MAXIMUM NOW THAT|# Page 862| TS DVCNTR # THRUST HAS BEEN DETECTED.|| CA FLGWRD10 # BRANCH IF APSFLAG IS SET.| MASK APSFLBIT| CCS A| TCF USEJETS|| CA BIT9 # CHECK GIMBAL FAIL BIT| EXTEND| RAND CHAN32| EXTEND| BZF USEJETS||USEGTS CS USEQRJTS| MASK DAPBOOLS| TS DAPBOOLS| TCF SERVOUT||NODVMON1 CS AUXFLBIT # SET AUXFLAG TO 0.| MASK FLAGWRD6| TS FLAGWRD6| TCF USEJETS|NODVMON2 CS FLAGWRD6 # SET AUXFLAG TO 1.| MASK AUXFLBIT| ADS FLAGWRD6| TCF USEJETS||LOTHRUST TC QUIKFAZ5| CCS DVCNTR| TCF DECCNTR|| CCS PHASE4 # COMFAIL JOB ACTIVE?| TCF SERVOUT # YES: WON'T NEED ANOTHER.|| TC PHASCHNG # 4.37SPOT FOR COMFAIL.| OCT 00374|| CAF PRIO25| TC NOVAC| EBANK= WHICH| 2CADR COMFAIL|| TCF SERVOUT||DECCNTR TS DVCNTR1| TC QUIKFAZ5| CA DVCNTR1| TS DVCNTR| INHINT| TC IBNKCALL # IF THRUST IS LOW, NO STEERING IS DONE|# Page 863| CADR STOPRATE # AND THE DESIRED RATES ARE SET TO ZERO.|USEJETS CS DAPBOOLS| MASK USEQRJTS| ADS DAPBOOLS|SERVOUT RELINT| TC BANKCALL| CADR 1/ACCS|| CA PRIORITY| MASK LOW9| TS PUSHLOC| ZL| DXCH FIXLOC # FIXLOC AND DVFIND|| TC QUIKFAZ5| EXTEND # EXIT TO SELECTED ROUTINE WHETHER THERE| DCA AVGEXIT # IS THRUST OR NOT. THE STATE OF STEERSW| DXCH Z # WILL CONVEY THIS INFORMATION.||XNBPIPAD ECADR XNBPIP|| BANK 32| SETLOC SERV2| BANK| COUNT* $$/SERV||AVGEND CA PIPTIME +1 # FINAL AVERAGE G EXIT| TS 1/PIPADT # SET UP FREE FALL GYRO COMPENSATION.|| TC UPFLAG # SET DRIFT FLAG.| ADRES DRIFTFLG|| TC BANKCALL| CADR PIPFREE|| CS BIT9| EXTEND| WAND DSALMOUT|| TC 2PHSCHNG| OCT 5 # GROUP 5 OFF| OCT 05022 # GROUP 2 ON| OCT 20000|| TC INTPRET| SET CLEAR| NOR29FLG # SHUT OFF R29 WHEN SERVICER ENDS.| SWANDISP # SHUT OFF R10 WHEN SERVICER ENDS.| CLEAR CALL # RESET MUNFLAG.| MUNFLAG|# Page 864| AVETOMID| CLEAR EXIT| V37FLAG|AVERTRN CA OUTROUTE # RETURN TO DESIRED POINT.| TC BANKJUMP||OUTGOAVE = AVERTRN|DVCNTR1 = MASS1||# Page 865| SETLOC SERV3| BANK| COUNT* $$/SERV||SERVIDLE EXTEND # DISCONNECT SERVICER FROM ALL GUIDANCE| DCA SVEXTADR| DXCH AVGEXIT|| CS FLAGWRD7 # DISCONNECT THE DELTA-V MONITOR| MASK IDLEFBIT| ADS FLAGWRD7|| CAF LRBYBIT # TERMINATE R12 IS RUNNING.| TS FLGWRD11|| EXTEND| DCA NEG0| DXCH -PHASE1|| CA FLAGWRD6 # DO NOT TURN OFF PHASE 2 IF MUNFLAG SET.| MASK MUNFLBIT| CCS A| TCF +4|| EXTEND| DCA NEG0| DXCH -PHASE2|| +4 EXTEND| DCA NEG0| DXCH -PHASE3|| EXTEND| DCA NEG0| DXCH -PHASE6|| CAF OCT33 # 4.33SPOT FOR GOP00FIX| TS L| COM| DXCH -PHASE4|| TCF WHIMPER # PERFORM A SOFTWARE RESTART AND PROCEED| # TO GOTOPOOH WHILE SERVICER CONTINUES TO| # RUN, ALBEIT IN A GROUND STATE WHERE| # ONLY STATE-VECTOR DEPENDENT FUNCTIONS| # ARE MAINTAINED.|| EBANK= DVCNTR|# Page 866|SVEXTADR 2CADR SERVEXIT|| BANK 32| SETLOC SERV| BANK| COUNT* $$/SERV||SERVEXIT TC PHASCHNG| OCT 00035||+2 TCF ENDOFJOB|| BANK 23| SETLOC NORMLIZ| BANK|| COUNT* $$/SERV||# Page 867|NORMLIZE TC INTPRET| VLOAD BOFF| RN1| MUNFLAG| NORMLIZ1| VSL6 MXV| REFSMMAT| STCALL R| MUNGRAV| VLOAD VSL1| VN1| MXV| REFSMMAT| STOVL V| V(CSM)| VXV UNIT| R(CSM)| STORE UHYP|ASCSPOT EXIT| EXTEND # MAKE SURE GROUP 2 IS OFF| DCA NEG0| DXCH -PHASE2|| TC POSTJUMP| CADR NORMLIZ2|| BANK 33| SETLOC SERVICES| BANK| COUNT* $$/SERV||NORMLIZ1 CALL| CALCGRAV| EXIT||NORMLIZ2 CA EIGHTEEN| TC COPYCYC +1 # DO NOT COPY MASS IN NORMLIZE| TC ENDOFJOB||COPYCYC CA OCT24 # DEC 20| +1 INHINT| +2 MASK NEG1 # REDUCE BY 1 IF ODD| TS ITEMP1| EXTEND| INDEX ITEMP1| DCA RN1| INDEX ITEMP1|# Page 868| DXCH RN| CCS ITEMP1| TCF COPYCYC +2| TC Q # RETURN UNDER INHINT||EIGHTEEN DEC 18||# Page 869|# ************* PIPA READER *****************|# MOD NO. 00 BY D. LICKLY, DEC. 9 1966|#|# FUNCTIONAL DESCRIPTION|# SUBROUTINE TO READ PIPA COUNTERS, TRYING TO BE VERY CAREFUL SO THAT WILL BE RESTARTABLE.|# PIPA READINGS ARE STORED IN THE VECTOR DELV. THE HIGH ORDER PART OF EACH COMPONENT CONTAINS THE PIPA READING,|# RESTARTS BEGIN AT REREADAC.|#|# AT THE END OF THE PIPA READER THE CDUS ARE READ AND STORED AS A|# VECTOR IN CDUTEMP. THE HIGH ORDER PART OF EACH COMPONENT CONTAINS|# THE CDU READING IN 25 COMP IN THE ORDER CDUX,Y,Z. THE THRUST|# VECTOR ESTIMATOR IN FINDCDUD REQUIRES THE CDUS BE READ AT PIPTIME.|#|# CALLING SEQUENCE AND EXIT|# CALL VIA TC, ISWCALL, ETC.|# EXIT IS VIA Q.|#|# INPUT|# INPUT IS THROUGH THE COUNTERS PIPAX, PIPAY, PIPAZ, AND TIME2.|#|# OUTPUT|# HIGH ORDER COMPONENTS OF THE VECTOR DELV CONTAIN THE PIPA READINGS.|# PIPTIME CONTAINS TIME OF PIPA READING.|#|# DEBRIS (ERASABLE LOCATIONS DESTROYED BY PROGRAM)|# TEMX, TEMY, TEMZ, PIPAGE|| BANK 37| SETLOC SERV1| BANK|| COUNT* $$/SERV||PIPASR EXTEND|# Page 870| DCA TIME2| DXCH PIPTIME1 # CURRENT TIME POSITIVE VALUE| +3 CS ZERO # INITIALIZE THESE AT NEG. ZERO.| TS TEMX| TS TEMY| TS TEMZ|| CA ZERO| TS DELVZ| TS DELVZ +1| TS DELVY| TS DELVY +1| TS DELVX +1| TS PIPAGE # SHOW PIPA READING IN PROGRESS||REPIP1 EXTEND| DCS PIPAX # X AND Y PIPS READ| DXCH TEMX| DXCH PIPAX # PIPAS SET TO NEG ZERO AS READ.| TS DELVX| LXCH DELVY||REPIP3 CS PIPAZ # REPEAT PROCESS FOR Z PIP| XCH TEMZ| XCH PIPAZ|DODELVZ TS DELVZ||REPIP4 EXTEND # COMPUTE GUIDANCE PERIOD| DCA PIPTIME1| DXCH PGUIDE| EXTEND| DCS PIPTIME| DAS PGUIDE|| CA CDUX # READ CDUS INTO HIGH ORDER CDUTEMPS| TS CDUTEMPX| CA CDUY| TS CDUTEMPY| CA CDUZ| TS CDUTEMPZ| CA DELVX| TS PIPATMPX| CA DELVY| TS PIPATMPY| CA DELVZ| TS PIPATMPZ|| TC Q||# Page 871|REREADAC CCS PIPAGE| TCF READACCS # PIP READING NOT STARTED. GO TO BEGINNING|| CAF DONEADR # SET UP RETURN FROM PIPASR| TS Q|| CCS DELVZ| TCF REPIP4 # Z DONE, GO DO CDUS| TCF +3 # Z NOT DONE, CHECK Y.| TCF REPIP4| TCF REPIP4|| ZL| CCS DELVY| TCF +3| TCF CHKTEMX # Y NOT DONE, CHECK X.| TCF +1| LXCH PIPAZ # Y DONE, ZERO Z PIP.|| CCS TEMZ| CS TEMZ # TEMZ NOT = -0, CONTAINS -PIPAZ VALUE.| TCF DODELVZ| TCF -2| LXCH DELVZ # TEMZ = -0, L HAS ZPIP VALUE.| TCF REPIP4||CHKTEMX CCS TEMX # HAS THIS CHANGED| CS TEMX # YES| TCF +3 # YES| TCF -2 # YES| TCF REPIP1 # NO| TS DELVX|| CS TEMY| TS DELVY|| CS ZERO # ZERO X AND Y PIPS| DXCH PIPAX # L STILL ZERO FROM ABOVE|| TCF REPIP3||DONEADR GENADR PIPSDONE||# Page 872| BANK 33| SETLOC SERVICES| BANK|| COUNT* $$/SERV||TMPTOSPT CA CDUTEMPY # THIS SUBROUTINE, CALLED BY AN RTB FROM| TS CDUSPOTY # INTERPRETIVE, LOADS THE CDUS CORRESPON-| CA CDUTEMPZ # DING TO PIPTIME INTO THE CDUSPOT VECTOR.| TS CDUSPOTZ| CA CDUTEMPX| TS CDUSPOTX| TC Q||# LRHTASK IS A WAITLIST TASK SET BY READACCS DURING THE DESCENT BRAKING|# PHASE WHEN THE ALT TO THE LUNAR SURFACE IS LESS THAN 25,000 FT. THIS|# TASK CLEARS THE ALTITUDE MEASUREMENT MADE DISCRETE AND INITIATES THE|# LANDING RADAR MEASUREMENT JOB (LRHJOB) TO TAKE A ALTITUDE MEASUREMENT|# 50 MS PRIOR TO THE NEXT READACCS TASK.|| BANK 21| SETLOC R10| BANK|| COUNT* $$/SERV||LRHTASK CS FLGWRD11| MASK LRBYBIT| EXTEND| BZF GRP2OFF # LR BYPASS SET -- BYPASS ALL LR READING.|| CA READLBIT| MASK FLGWRD11 # IS READLR FLAG SET?| EXTEND| BZF GRP2OFF # NO. BYPASS LR READ.|| CS FLGWRD11| MASK NOLRRBIT # IS LR READ INHIBITED?| EXTEND| BZF GRP2OFF # YES. BYPASS LR READ.|| CA PRIO32 # LR READ OK. SET JOB TO DO IT| TC NOVAC # ABOUT 50 MS. PRIOR TO PIPA READ.| EBANK= HMEAS| 2CADR LRHJOB||GRP2OFF EXTEND| DCA NEG0| DXCH -PHASE2| TCF R10,R11A|| BANK 33| SETLOC SERVICES| BANK|# Page 873| COUNT* $$/SERV||# HIGATASK IS ENTERED APPROXIMATELY 6 SECS PRIOR TO HIGATE DURING THE|# DESCENT PHASE. HIGATASK SETS THE HIGATE FLAG (BIT11) AND THE LR INHIBIT|# FLAG (BIT10) IN LRSTAT. THE HIGATJOB IS SET UP TO REPOSITION THE LR|# ANTENNA FROM POSITION 1 TO POSITION 2. IF THE REPOSITIONING IS|# SUCCESSFUL THE ALT BEAM AND VELOCITY BEAMS ARE TRANSFORMED TO THE NEW|# ORIENTATION IN NB COORDINATES AND STORED IN ERASABLE.||HIGATASK INHINT| CS PRIO3 # SET HIGATE AND LR INHIBIT FLAGS| MASK FLGWRD11| AD PRIO3| TS FLGWRD11| CAF PRIO32| TC FINDVAC # SET LR POSITIONING JOB (POS2)| EBANK= HMEAS| 2CADR HIGATJOB|| TCF CONTSERV # CONTINUE SERVICER||# Page 874|# MUNRETRN IS THE RETURN LOC FROM SPECIAL AVE G ROUTINE (MUNRVG)||MUNRETRN EXIT|| CS FLGWRD11| MASK LRBYBIT| EXTEND| BZF COPYCYC1 # BYPASS LR LOGIC IF BIT15 IS SET.|| CA READLBIT # SEE IF ALT < 35000 FT LAST CYCLE| MASK FLGWRD11| EXTEND| BZF 35KCHK # ALT WAS> 35000 FT LAST CYCLE CHK NOW|| CAF XORFLBIT # WERE WE BELOW 30000 FT LAST PASS?| MASK FLGWRD11| EXTEND| BZF XORCHK # NO -- TEST THIS PASS|HITEST CAF PSTHIBIT # CHECK FOR HIGATE| MASK FLGWRD11| EXTEND| BZF HIGATCHK # NOT AT HIGATE LAST CYCLE -- CHK THIS CYCLE||POS2CHK CAF BIT7 # VERIFY LR IN POS2| EXTEND| RAND CHAN33| EXTEND| BZF UPDATCHK # IT IS -- CHECK FOR LR UPDATE| CAF BIT13| EXTEND| RAND CHAN12| EXTEND| BZF LRPOSALM # LR NOT IN POS2 OR REPOSITIONING -- BAD| TCF CONTSERV # LR BEING REPOSITIONED -- CONTINUE SERV||HIGATCHK CA TTF/8 # IS TTF > CRITERION? (TTF IS NEGATIVE)| AD RPCRTIME| EXTEND| BZMF POS1CHK # NO|| CA EBANK4 # MUST SWITCH EBANKS| XCH EBANK| TS L # SAVE IN L|| EBANK= XNBPIP| CS XNBPIP # UXBXP IN GSOP CH5| EBANK= DVCNTR| LXCH EBANK # RESTORE EBANK| AD RPCRTQSW # QSW - UXBXP|# Page 875|| EXTEND| BZMF HIGATASK # IF UXBXP > QSW, THEN REPOSITION||POS1CHK CAF BIT6 # HIGATE NOT IN SIGHT -- DO POS1 CHK| EXTEND| RAND 33| EXTEND| BZF UPDATCHK # LR IN POS1 -- CHECK FOR LR UPDATE||LRPOSALM TC ALARM # LR NOT IN PROPER POS-ALARM-BYPASS UPDATE| OCT 511 # AND CONTINUE SERVICER|CONTSERV INHINT| CS BITS4-7| MASK FLGWRD11 # CLEAR LR MEASUREMENT MADE DISCRETES.| TS FLGWRD11|| TC IBNKCALL # SET LR LITES PROPERLY| CADR R12LITES||# Page 876|COPYCYC1 TC QUIKFAZ5||R29? CA FLAGWRD3| MASK NR29&RDR| CCS A # IS NOR29FLG OR READRFLG SET?| TCF R29NODES # YES, SO DON'T DESIGNATE.|| CA RADMODES # NO, SO R29 IS CALLED FOR.| MASK OCT10002 # IS THE RR NOT ZEROING ITS CDUS, AND| CCS A # IS THE RENDEZVOUS RADAR IN AUTO MODE?| TCF R29NODES # NO, SO DON'T DESIGNATE.|| CA RADMODES| MASK PRIO22| CCS A # IS RR REPOSITIONING OR REMODING?| TCF NOR29NOW # YES: COME BACK IN 2 SECONDS & TRY AGAIN.|| TCF R29||R29NODES INHINT # R29 NOT ALLOWED THIS CYCLE.| CS DESIGBIT # SHOW THAT DESIGNATION IS OFF.| MASK RADMODES| TS RADMODES||NOR29NOW TC INTPRET # INTPRET DOES A RELINT.| VLOAD ABVAL # MPAC = ABVAL( NEW SM. POSITION VECTOR )| R1S| PUSH DSU # (2)| /LAND/| STORE HCALC # NEW HCALC*2(24)M.| STORE HCALC1| DMPR RTB| ALTCONV| SGNAGREE| STOVL ALTBITS # ALTITUDE FOR R10 IN BIT UNITS.| UNIT/R/| VXV UNIT| UHYP| STOVL UHZP # DOWNRANGE HALF-UNIT VECTOR FOR R10.| R1S| VXM VSR4| REFSMMAT| STOVL RN1 # TEMP. REF. POSITION VECTOR*2(29)M.| V1S| VXM VSL1| REFSMMAT| STOVL VN1 # TEMP. REF. VELOCITY VECTOR 2(7) M/CS.| UNIT/R/| VXV ABVAL|# Page 877| V1S| SL1 DSQ| DDV| DMPR RTB| ARCONV1| SGNAGREE|COPYCYC2 EXIT # LEAVE ALTITUDE RATE COMPENSATION IN MPAC| INHINT| CA UNIT/R/ # UPDATE RUNIT FOR R10.| TS RUNIT| CA UNIT/R/ +2| TS RUNIT +1| CA UNIT/R/ +4| TS RUNIT +2| CA MPAC # LOAD NEW DALTRATE FOR R10.| TS DALTRATE|| EXTEND| DCA R1S| DXCH R| EXTEND| DCA R1S +2| DXCH R +2| EXTEND| DCA R1S +4| DXCH R +4| EXTEND| DCA V1S| DXCH V| EXTEND| DCA V1S +2| DXCH V +2| EXTEND| DCA V1S +4| DXCH V +4|| TCF COPYCYCL # COMPLETE THE COPYCYCL.||# Page 878|# ALTCHK COMPARES CURRENT ALTITUDE (IN HCALC) WITH A SPECIFIED ALTITUDE FROM A TABLE BEGINNING AT ALTCRIT.|# ITS CALLING SEQUENCE IS AS FOLLOWS:-|#|# L CAF N|# L+1 TC BANKCALL|# L+2 CADR ALTCHK|# L+3 RETURN HERE IF HCALC STILL > SPECIFIED CRITERION. C(L) = +0.|# L+4 RETURN HERE IF HCALC < OR=SPECIFIED CRITERION. C(A)=C(L)=+0|#|# ALTCHK MUST BE BANKCALLED EVEN FROM ITS OWN BANK. N IS THE LOCATION, RELATIVE TO THE TAG ALTCRIT,|# OF THE BEGINNING OF THE DP CONSTANT TO BE USED AS A CRITERION.||ALTCHK EXTEND| INDEX A| DCA ALTCRIT| DXCH MPAC +1| EXTEND| DCS HCALC| DAS MPAC +1| TC BRANCH +4| CAF ZERO # BETTER THAN A NOOP, PERHAPS| INCR BUF2| TCF SWRETURN||ALTCRIT=25KFT||25KFT 2DEC 7620 B-24 # (0)||50KFT 2DEC 15240 B-24 # (2)||50FT 2DEC 15.24 B-24 # (4)||30KFT 2DEC 9144 B-24 # (6)||2KFT/SEC DEC 6.096 B-7 # 2000 FT/SEC AT 2(7) M/CS|||# (A remark was likely to be needed here to explain XORCHK) 4/Jun/09,FB||XORCHK CAF SIX # ARE WE BELOW 30000 FT?| TC BANKCALL| CADR ALTCHK| TCF HITEST # CONTINUE LR UPDATE| TC UPFLAG # YES: INHIBIT X-AXIS OVERRIDE| ADRES XOVINFLG| TC UPFLAG| ADRES XORFLG| TCF HITEST # CONTINUE LR UPDATE||35KCHK CAF TWO # ARE WE BELOW 35000 FT?||# Page 879| TC BANKCALL| CADR ALTCHK| TCF CONTSERV| TC UPFLAG| ADRES READLR # SET READLR FLAG TO ENABLE LR READING.| TCF CONTSERV||# Page 880|# ***************************************************************||CALCGRAV UNIT PUSH # SAVE UNIT/R/ IN PUSHLIST (18)| STORE UNIT/R/| LXC,1 SLOAD # RTX2=0 IF EARTH ORBIT,=2 IF LUNAR.| RTX2| RTX2| DCOMP BMN| CALCGRV1| VLOAD DOT # (12)| UNITZ| UNIT/R/| SL1 PUSH # (14)| DSQ BDSU| DP1/20| PDDL DDV| RESQ| 34D # (RN)SQ| STORE 32D # TEMP FOR (RE/RN)SQ| DMP DMP| 20J| VXSC PDDL| UNIT/R/| DMP DMP| 2J| 32D| VXSC VSL1| UNITZ| VAD STADR| STORE UNITGOBL| VAD PUSH # MPAC=UNIT GRAVITY VECTOR. (18)|CALCGRV1 DLOAD NORM # PERFORM A NORMALIZATION ON RMAGSQ IN| 34D # ORDER TO BE ABLE TO SCALE THE MU FOR| X2 # MAXIMUM PRECISION.| BDDV* SLR*| -MUDT,1| 0 -21D,2| VXSC STADR| STORE GDT1/2 # SCALED AT 2(+7) M/CS| RVQ||CALCRVG VLOAD VXM| DELV| REFSMMAT| VXSC VSL1| KPIP1| STORE DELVREF| VSR1 PUSH| VAD PUSH # (DV-OLDGDT)/2 TO PD SCALED AT 2(+7) M/CS.|# Page 881| GDT/2| VAD PDDL| VN| PGUIDE| SL VXSC| 6D| VAD STQ| RN| 31D| STCALL RN1 # TEMP STORAGE OF RN SCALED 2(+29) M| CALCGRAV|| VAD VAD| VAD| VN| STCALL VN1 # TEMP STORAGE OF VN SCALED 2(+7) M/CS| 31D||DP1/20 2DEC 0.05|SHIFT11 2DEC 1 B-11||# Page 882|#*****************************************************************************|# MUNRVG IS A SPECIAL AVERAGE G INTEGRATION ROUTINE USED BY THRUSTING|# PROGRAMS WHICH FUNCTION IN THE VICINITY OF AN ASSUMED SPHERICAL MOON.|# THE INPUT AND OUTPUT QUANTITIES ARE REFERENCED TO THE STABLE MEMBER|# COORDINATE SYSTEM.||RVBOTH VLOAD PUSH| G(CSM)| VAD PDDL| V(CSM)| PGUIDE| DDV VXSC| SHIFT11| VAD| R(CSM)| STCALL R1S| MUNGRAV| VAD VAD| V(CSM)| STADR| STORE V1S| EXIT| TC QUIKFAZ5| TC INTPRET| VLOAD| GDT1/2| STOVL G(CSM)| R1S| STOVL R(CSM)| V1S| STORE V(CSM)| EXIT| TC QUIKFAZ5| TC INTPRET|MUNRVG VLOAD VXSC| DELV| KPIP2| PUSH VAD # 1ST PUSH: DELV IN UNITS OF 2(8) M/CS| GDT/2| PUSH VAD # 2ND PUSH: (DELV + GDT)/2, UNITS OF 2(7)| V # (12)| PDDL DDV| PGUIDE| SHIFT11| VXSC| VAD| R| STCALL R1S # STORE R SCALED AT 2(+24) M| MUNGRAV|# Page 883| VAD VAD| VAD| V| STORE V1S # STORE V SCALED AT 2(+7) M/CS.| ABVAL| STOVL ABVEL # STORE SPEED FOR LR AND DISPLAYS.| UNIT/R/| DOT SL1| V1S| STOVL HDOTDISP # HDOT=V. UNIT(R)*2(7) M/CS.| R1S| VXV VSL2| WM| STODL DELVS # LUNAR ROTATION CORRECTION TERM*2(5) M/CS.| 36D| DSU| /LAND/| STCALL HCALC # FOR NOW, DISPLAY WHETHER POS OR NEG| MUNRETRN|MUNGRAV UNIT # AT 36D HAVE ABVAL(R), AT 34D R.R| STODL UNIT/R/| 34D| SL BDDV| 6D| -MUDTMUN| DMP VXSC| SHIFT11| UNIT/R/| STORE GDT1/2 # 1/2GDT SCALED AT 2(7) M/CS.| RVQ||1.95SECS DEC 195|7.5 2DEC .02286 B-6 # 7.5 FT/SEC AT 2(6) M/CS||2SEC(18) 2DEC 200 B-18||2SEC(28) 2OCT 0000000310 # 2SEC AT 2(28)||4SEC(28) 2DEC 400 B-28||BITS4-7 OCT 110|||# Page 884|UPDATCHK CAF NOLRRBIT # SEE IF LR UPDATE INHIBITED.| MASK FLGWRD11| CCS A| TCF CONTSERV # IT IS -- NO LR UPDATE| CAF RNGEDBIT # NO INHIBIT -- SEE ALT MEAS. THIS CYCLE.| MASK FLGWRD11| EXTEND| BZF VMEASCHK # NO ALT MEAS THIS CYCLE -- CHECK FOR VEL||POSUPDAT CA FIXLOC # SET PUSHLIST TO ZERO| TS PUSHLOC|| TC INTPRET| VLOAD VXM| HBEAMNB| XNBPIP # HBEAM SM AT 2(2)| PDVL VSL2 # STORE HBEAM IN PD 0-5| V1S # SCALE V AT 2(5) M/CS| VAD DOT| DELVS # V RELATIVE TO SURFACE AT 2(5) M/CS| 0D # V ALONG HBEAM AT 2(7) M/CS.| DMP EXIT| RADSKAL # SCALE TO RADAR COUNTS X 5|| CS FLGWRD12 # TEST LR ALTITUDE SCALE FACTOR| MASK ALTSCBIT| EXTEND| BZF +3 # BRANCH IF HIGH SCALE|| CA SKALSKAL # RESCALE IF LOW SCALE| TC SHORTMP|| +3 TC INTPRET| DAD SL # CORRECT HMEAS FOR DOPPLER EFFECT| HMEAS| 7D| DMP VXSC # SLANT RANGE AT 2(21), PUSH UP FOR HBEAM| HSCAL # SLANT RANGE VECTOR AT 2(23) M| DOT DSU| UNIT/R/ # ALTITUDE AT 2(24) M| HCALC # DELTA H AT 2(24) M| STORE DELTAH| EXIT|| CA FLGWRD11| MASK PSTHIBIT| EXTEND # DO NOT PERFORM DATA REASONABLENESS TEST| BZF NOREASON # UNTIL AFTER HIGATE|# Page 885| TC INTPRET| ABS DSU| DELQFIX # ABS(DELTAH) - DQFIX 50 FT NOM| SL3 DSU # SCALE TO 2(21)| HCALC # ABS(DELTAH) - (50 + HCALC/8) AT 2(21)| EXIT|| INCR LRLCTR| TC BRANCH| TCF HFAIL # DELTA H TOO LARGE| TCF HFAIL # DELTA H TOO LARGE| TC DOWNFLAG # TURN OFF ALT FAIL LAMP| ADRES HFLSHFLG||NOREASON CS FLGWRD11| MASK LRINHBIT| CCS A| TCF VMEASCHK # UPDATE INHIBITED -- TEST VELOCITY ANYWAY|| TC INTPRET # DO POSITION UPDATE| DLOAD SR4| HCALC # RESCALE H TO 2(28)M| EXIT| EXTEND| DCA DELTAH # STORE DELTAH IN MPAC AND| DXCH MPAC # BRING HCALC INTO A,L| TC ALSIGNAG| EXTEND # IF HIGH PART OF HCALC IS NON-ZERO, THEN| BZF +2 # HCALC> HMAX,| TCF VMEASCHK # SO UPDATE IS BYPASSED| TS MPAC +2 # FOR LATER SHORTMP|| CS L # -H AT 2(14) M| AD LRHMAX # HMAX - H| EXTEND| BZMF VMEASCHK # IF H >HMAX, BYPASS UPDATE| EXTEND| MP LRWH # WH(HMAX - H)| EXTEND| DV LRHMAX # WH(1 - H/HMAX)| TS MPTEMP| TC SHORTMP2 # DELTAH (WH)(1 - H/HMAX) IN MPAC| TC INTPRET # MODE IS DP FROM ABOVE| SL1| VXSC VAD| UNIT/R/ # DELTAR = DH(WH)(1 - H/HMAX) UNIT/R/| R1S| STCALL GNUR| MUNGRAV| EXIT|# Page 886| TC QUIKFAZ5|| CA ZERO|RUPDATED TC GNURVST||VMEASCHK TC QUIKFAZ5 # RESTART AT NEXT LOCATION| CS FLGWRD11| MASK VELDABIT # IS V READING AVAILABLE?| CCS A| TCF VALTCHK # NO: SEE IF V READING TO BE TAKEN||VELUPDAT CS VSELECT # PROCESS VELOCITY DATA| TS L| ADS L # -2 VSELECT IN L| AD L| AD L # -6 VSELECT IN A| INDEX FIXLOC| DXCH X1 # X1 = -6 VSELECT, X2 = -2 VSELECT|| CA EBANK4| TS EBANK| EBANK= LRXCDU|| CA LRYCDU # STORE LRCDUS IN CDUSPOTS| TS CDUSPOT| CA LRZCDU| TS CDUSPOT +2| CA LRXCDU| TS CDUSPOT +4|| TC BANKCALL| CADR QUICTRIG # GET SINES AND COSINES FOR NBSM|| CA FIXLOC| TS PUSHLOC # SET PD TO ZERO|| TC INTPRET| VLOAD* CALL| VZBEAMNB,1 # CONVERT VBEAM FROM NB TO SM| *NBSM*| PDDL SL # STORE IN PD 0-5| VMEAS # LOAD VELOCITY MEASUREMENT| 12D| DMP* PUSH # SCALE TO M/CS AT 2(6)| VZSCAL,2 # AND STORE IN PD 6-7| EXIT| CS ONE| TS MODE # CHANGE STORE MODE TO VECTOR|| CA PIPTEM # STORE DELV IN MPAC|# Page 887| ZL| DXCH MPAC|| CA PIPTEM +1| ZL| DXCH MPAC +3|| CA PIPTEM +2| ZL| DXCH MPAC +5|| CA EBANK7| TS EBANK # RESTORE EBANK 7| EBANK= DVCNTR| TC INTPRET| VXSC PDDL| KPIP1 # SCALE DELV TO 2(7) M/CS AND PUSH| LRVTIME # TIME OF DELV AT 2(28) CS| DSU DDV| PIPTIME # TU - T(N-1)| 2SEC(28)| VXSC VSL1 # G(N-1)(TU - T(N-1))| GDT/2 # SCALED AT 2(7) M/CS| VAD VAD # PUSH UP FOR DELV| V # VU = V(N-1) + DELVU + G(N-1) DTU| VSL2 VAD # SCALE TO 2(5) M/CS AND SUBTRACT| DELVS # MOON ROTATION.| PUSH ABVAL # STORE IN PD| SR4 DAD # ABS(VM)/8 + 7.5 AT 2(6)| 7.5| STOVL 20D # STORE IN 20D AND PICK UP VM| DOT BDSU # V(EST) AT 2(6)| 0 # DELTAV = VMEAS - V(EST)| PUSH ABS| DSU EXIT # ABS(DV) - (7.5 + ABS(VM)/8))| 20D|| INCR LRMCTR| TC BRANCH| TCF VFAIL # DELTA V TOO LARGE. ALARM| TCF VFAIL # DELTA V TOO LARGE. ALARM|| TC DOWNFLAG # TURN OFF VEL FAIL LAMP| ADRES VFLSHFLG|| CA FLGWRD11| MASK VXINHBIT| EXTEND| BZF VUPDAT # IF VX INHIBIT RESET, INCORPORATE DATA.|# Page 888| TC DOWNFLAG| ADRES VXINH # RESET VX INHIBIT|| CA VSELECT| AD NEG2 # IF VSELECT = 2 (X AXIS).| EXTEND # BYPASS UPDATE| BZF ENDVDAT||VUPDAT CS FLGWRD11| MASK LRINHBIT| CCS A| TCF VALTCHK # UPDATE INHIBITED|| TS MPAC +1|| CA ABVEL # STORE E7 ERASABLES NEEDED IN TEMPS| TS ABVEL*| CA VSELECT| TS VSELECT*| CA EBANK5| TS EBANK # CHANGE EBANKS|| EBANK= LRVF| CS LRVF| AD ABVEL* # IF V < VF, USE WVF| EXTEND| BZMF USEVF|| CS ABVEL*| AD LRVMAX # VMAX - V| EXTEND| BZMF WSTOR -1 # IF V> VMAX, W = 0|| EXTEND| INDEX VSELECT*| MP LRWVZ # WV(VMAX - V)|| EXTEND| DV LRVMAX # WV( 1 - V/VMAX )| TCF WSTOR||USEVF INDEX VSELECT*| CA LRWVFZ # USE APPROPRIATE CONSTANT WEIGHT| TCF WSTOR|| -1 CA ZERO|WSTOR TS MPAC| CS BIT7 # (=64D)| AD MODREG| EXTEND|# Page 889| BZMF +3 # IF IN P65,P66,P67, USE ANOTHER CONSTANT|| CA LRWVFF| TS MPAC|| +3 CA EBANK7| TS EBANK # CHANGE EBANKS|| EBANK= ABVEL| TC INTPRET| DMP VXSC # W(DELTA V)(VBEAMSM) UP 6-7, 0-5| VAD| V1S # ADD WEIGHTED DELTA V TO VELOCITY| STORE GNUV| EXIT|| TC QUIKFAZ5 # DO NOT RE-UPDATE|| CA SIX|VUPDATED TC GNURVST # STORE NEW VELOCITY VECTOR|ENDVDAT = VALTCHK||VALTCHK TC QUIKFAZ5 # DO NOT REPEAT ABOVE|| CAF READVBIT # TEST READVEL TO SEE IF VELOCITY READING| MASK FLGWRD11 # IS DESIRED.| CCS A| TCF READV # YES -- READ VELOCITY| CS ABVEL # NO -- SEE IF VELOCITY < 2000 FT/SEC| AD 2KFT/SEC| EXTEND| BZMF CONTSERV # V> 2000 FT/SEC DO NOT READ VEL|| TC UPFLAG # V < 2000 FT/SEC SET READVEL AND READ.| ADRES READVEL||READV CAF PRIO32 # SET UP JOB TO READ VELOCITY BEAMS.| TC NOVAC| EBANK=HMEAS| 2CADR LRVJOB|| TCF CONTSERV # CONTINUE WITH SERVICER||GNURVST TS BUF # STORE GNUR (=GNUV) IN R1S OR V1S| EXTEND # A=0 FOR R, A=6 FOR V| DCA GNUR| INDEX BUF| DXCH R1S| EXTEND|# Page 890| DCA GNUR +2| INDEX BUF| DXCH R1S +2| EXTEND| DCA GNUR +4| INDEX BUF| DXCH R1S +4| TC Q||QUIKFAZ5 CA EBANK3| XCH EBANK # SET EBANK 3| DXCH L # Q TO A, A TO L| EBANK=PHSNAME5| TS PHSNAME5| LXCH EBANK| EBANK=DVCNTR| TC A||HFAIL CS LRRCTR| EXTEND| BZF NORLITE # IF R=0, DO NOT TURN ON TRK FAIL| AD LRLCTR| MASK NEG3| EXTEND # IF L-R LT 4, DO NOT TURN ON TRK FAIL| BZF +2| TCF NORLITE|| TC UPFLAG # AND SET BIT TO TURN ON TRACKER FAIL LITE| ADRES HFLSHFLG||NORLITE CA LRLCTR| TS LRRCTR # SET R=L|| TCF VMEASCHK||VFAIL CS LRSCTR # DELTA Q LARGE| EXTEND # IF S=0, DO NOT TURN ON TRACKER FAIL| BZF NOLITE| AD LRMCTR # M-S| MASK NEG3 # TEST FOR M-S> 3| EXTEND # IF M-S > 3, THEN TWO OR MORE OF THE| BZF +2 # LAST FOUR V READINGS WERE BAD,| TCF NOLITE # SO TURN ON VELOCITY FAIL LIGHT|| TC UPFLAG # AND SET BIT TO TURN ON TRACKER FAIL LITE| ADRES VFLSHFLG||# Page 891|NOLITE CA LRMCTR # SET S = M| TS LRSCTR|| CCS VSELECT # TEST FOR Z COMPONENT| TCF ENDVDAT # NOT Z, DO NOT SET VX INHIBIT|| TC UPFLAG # Z COMPONENT - SET FLAG TO SKIP X| ADRES VXINH # COMPONENT, AS ERROR MAY BE DUE TO CROSS| TCF ENDVDAT # LOBE LOCK UP NOT DETECTED ON X AXIS.||# Page 892|# ********************************************************************************|# LRVJOB IS SET WHEN THE LEM IS BELOW 15000 FT DURING THE LANDING PHASE|# THIS JOB INITIALIZES THE LANDING RADAR READ ROUTINE FOR 5 VELOCITY|# SAMPLES AND GOES TO SLEEP WHILE THE SAMPLING IS DONE -- ABOUT 500 MS.|# WITH A GOODEND RETURN THE DATA IS STORED IN VMEAS AND BIT7 OF LRSTAT|# IS SET. THE GIMBAL ANGLES ARE READ ABOUT MIDWAY IN THE SAMPLINGS.||170MS EQUALS ND1||LRVJOB CA 170MS # SET TASK TO READ CDUS + PIPAS| TC WAITLIST| EBANK= LRVTIME| 2CADR RDGIMS|| CCS VSELECT # SEQUENCE LR VEL BEAM SELECTOR| TCF +2| CAF TWO # IF ZERO, RESET TO TWO| DOUBLE # 2XVSELECT USED FOR VBEAM INDEX IN LRVEL| TC BANKCALL # GO INITIALIZE LR VEL READ ROUTINE| CADR LRVEL| TC BANKCALL # PUT LRVJOB TO SLEEP ABOUT 500 MS| CADR RADSTALL| TCF VBAD| CCS STILBADV # IS DATA GOOD JUST PRESENT?| TCF VSTILBAD # JUST GOOD -- MUST WAIT 4 SECONDS.|| INHINT| EXTEND # GOOD RETURN -- STOW AWAY VMEAS| DCA SAMPLSUM| DXCH VMEAS| CA EBANK4 # FOR DOWNLINK| TS EBANK| EBANK= LRVTIME|| EXTEND| DCA LRVTIME| DXCH LRVTIMDL| EXTEND| DCA LRXCDU| DXCH LRXCDUDL| CA LRZCDU| TS LRZCDUDL| CA EBANK7| TS EBANK| EBANK= VSELECT|| CS FLGWRD11 # SET BIT TO INDICATE VELOCITY| MASK VELDABIT # MEASUREMENT MADE|# Page 893| ADS FLGWRD11|ENDLRV CCS VSELECT # UPDATE VSELECT| TCF +2| CA TWO| TS VSELECT| TCF ENDOFJOB||VBAD CAF TWO # SET STILBAD TO WAIT 4 SECONDS|VSTILBAD TS STILBADV| TCF ENDLRV||# LRHJOB IS SET BY LRHTASK WHEN LEM IS BELOW 25000 FT. THIS JOB|# INITIALIZES THE LR READ ROUTINE FOR AN ALT MEASUREMENT AND GOES TO|# SLEEP WHILE THE SAMPLING IS DONE -- ABOUT 95 MS. WITH A GOODEND RETURN|# THE ALT DATA IS STORED IN HMEAS AND BIT7 OF LRSTAT IS SET.|| BANK 34| SETLOC R12STUFF| BANK|| COUNT* $$/SERV||LRHJOB TC BANKCALL # INITIATE LR ALT MEASUREMENT| CADR LRALT| TC BANKCALL # LRHJOB TO SLEEP ABOUT 95MS| CADR RADSTALL| TCF HBAD| CCS STILBADH # IS DATA GOOD JUST PRESENT?| TCF HSTILBAD # JUST GOOD -- MUST WAIT 4 SECONDS.|| INHINT| EXTEND| DCA SAMPLSUM # GOOD RETURN -- STORE AWAY LRH DATA| DXCH HMEAS # LRH DATA 1.079 FT/BIT| EXTEND # FOR DOWNLINK| DCA PIPTIME1| DXCH MKTIME|| EXTEND| DCA CDUTEMPY # CDUY,Z = AIG,AMG| DXCH AIG|| CA CDUTEMPX # CDUX = AOG| TS AOG|| CS FLGWRD11 # SET BIT TO INDICATE RANGE| MASK RNGEDBIT # MEASUREMENT MADE.| ADS FLGWRD11|ENDLRH TC ENDOFJOB # TERMATE LRHJOB||# Page 894|HBAD CA FLAGWRD5| MASK RNGSCBIT # IS BAD RETURN DUE TO SCALE CHANGE?| EXTEND| BZF HSTILBAD -1 # NO RESET HSTILBAD| TC DOWNFLAG # YES RESET SCALE CHANGE BIT AND IGNORE| ADRES RNGSCFLG| TC ENDOFJOB|| CAF TWO # SET STILBAD TO WAIT 4 SECONDS|HSTILBAD TS STILBADH| TC ENDOFJOB|| BANK 34| SETLOC SERV4| BANK|| COUNT* $$/SERV||# RDGIMS IS A TASK SET UP BY LRVJOB TO PICK UP THE IMU CDUS AND TIME|# AT ABOUT THE MIDPOINT OF THE LR VEL READ ROUTINE WHEN 5 VEL SAMPLES|# ARE SPECIFIED.|| EBANK= LRVTIME|RDGIMS EXTEND| DCA TIME2 # PICK UP TIME2, TIME1| DXCH LRVTIME # AND SAVE IN LRVTIME|| EXTEND| DCA CDUX # PICK UP CDUX AND CDUY| DXCH LRXCDU # AND SAVE IN LRXCDU AND LRYCDU|| CA CDUZ| TS LRZCDU # SAVE CDUZ IN LRZCDU|| CA PIPAX| TS PIPTEM # SAVE PIPAX IN PIPTEM|| EXTEND| DCA PIPAY # PICK UP PIPAY AND PIPAZ| DXCH PIPTEM +1 # AND SAVE IN PIPTEM +1 AND PIPTEM +2| TC TASKOVER|| BANK 33| SETLOC SERVICES| BANK|| COUNT* $$/SERV|| EBANK= DVCNTR|# Page 895|# HIGATJOB IS SET APPROXIMATELY 6 SECONDS PRIOR TO HIGH GATE DURING|# THE DESCENT BURN PHASE OF LUNAR LANDING. THIS JOB INITIATES THE|# LANDING RADAR REPOSITIONING ROUTINE AND GOES TO SLEEP UNTIL THE|# LR ANTENNA MOVES FROM POSITION 1 TO POSITION 2. IF THE LR ANTENNA|# ACHIEVES POSITION 2 WITHIN 22 SECONDS THE ALTITUDE AND VELOCITY|# BEAM VECTORS ARE RECOMPUTED TO REFLECT THE NEW ORIENTATION WITH|# RESPECT TO THE NB. BIT10 OF LRSTAT IS CLEARED TO ALLOW LR|# MEASUREMENTS AND THE JOB TERMINATES.||HIGATJOB TC BANKCALL # START LRPOS2 JOB| CADR LRPOS2| TC BANKCALL # PUT HIGATJOB TO SLEEP UNTIL JOB IS DONE| CADR RADSTALL| TCF POSALARM # BAD END ALARM||POSGOOD CA PRIO23 # REDUCE PRIORITY FOR INTERPRETIVE COMPS.| TC PRIOCHNG|| TC SETPOS2 # LR IN POS2 -- SET UP TRANSFORMATIONS|| TC DOWNFLAG| ADRES NOLRREAD # RESET NOLRREAD FLAG TO ENABLE LR READING| TC ENDOFJOB||POSALARM CA OCT523| TC BANKCALL| CADR PRIOLARM # FLASH ALARM CODE| TCF GOTOPOOH # TERMINATE| TCF +3 # PROCEED -- TRY AGAIN| TCF ENDOFJOB # V 32 E TERMINATE R12| TC ENDOFJOB|| +3 CA BIT7 # SEE IF IN POS2 YET| EXTEND| RAND CHAN33| EXTEND| BZF POSGOOD # POS2 ACHIEVED SET UP ANTENNA BEAMS| TCF POSALARM # STILL DIDN'T MAKE IT REALARM||OCT523 OCT 00523||||SETPOS1 TC MAKECADR # MUST BE CALLED BY BANKCALL| TS LRADRET1 # SAVE RETURN CADR. SINCE BUP2 CLOBBERED|| CAF TWO| TS STILBADH # INITIALIZE STILBAD| TS STILBADV # INITIALIZE STILBAD|| CA ZERO # INDEX FOR LRALPHA, LRBETA IN POS 1.|# Page 896| TS LRLCTR # SET L,M,R, ANS S TO ZERO| TS LRMCTR| TS LRRCTR| TS LRSCTR| TS VSELECT # INITIALIZE VSELECT|| TC SETPOS # CONTINUE WITH COMPUTATIONS.|| CA LRADRET1| TC BANKJUMP # RETURN TO CALLER||SETPOS2 CA TWO # INDEX FOR POS2|SETPOS XCH Q # SAVE INDEX IN Q| TS LRADRET # SAVE RETURN|| CA EBANK5| TS EBANK| EBANK= LRALPHA|| EXTEND| INDEX Q| DCA LRALPHA # LRALPHA IN A, LRBETA IN L| TS CDUSPOT +4 # ROTATION ABOUT X| LXCH CDUSPOT # ROTATION ABOUT Y| CA ZERO| TS CDUSPOT +2 # ZERO ROTATION ABOUT Z.|| CA EBANK7| TS EBANK| EBANK= LRADRET|| TC INTPRET| VLOAD CALL| UNITY # CONVERT UNITY(ANTENNA) TO NB| TRG*SMNB| STOVL VYBEAMNB| UNITX # CONVERT UNITX(ANTENNA) TO NB| CALL| *SMNB*| STORE VXBEAMNB| VXV VSL1| VYBEAMNB| STOVL VZBEAMNB # Z = X * Y| HBEAMANT| CALL| *SMNB* # CONVERT TO NB| STORE HBEAMNB| EXIT||# Page 897| TC LRADRET|