swh:1:snp:cac5fb5e02e08ee7616a46f7bfbaeee022e40e15
Tip revision: 62edbcc8c6021789df156749d71229308ba4313a authored by Ronald Burkey on 08 August 2021, 00:25:00 UTC
Merge pull request #1149 from virtualagc/yagcb1_fixes
Merge pull request #1149 from virtualagc/yagcb1_fixes
Tip revision: 62edbcc
P70-P71.agc
### FILE="Main.annotation"
## Copyright: Public domain.
## Filename: P70-P71.agc
## Purpose: A section of a reconstructed, mixed version of Sundance
## It is part of the reconstructed source code for the Lunar
## Module's (LM) Apollo Guidance Computer (AGC) for Apollo 9.
## No original listings of this program are available;
## instead, this file was created via disassembly of dumps
## of various revisions of Sundance core rope modules.
## Assembler: yaYUL
## Contact: Ron Burkey <info@sandroid.org>.
## Website: www.ibiblio.org/apollo/index.html
## Mod history: 2020-06-17 MAS Created from Luminary 69.
## Sundance 292
BANK 21
SETLOC R11
BANK
EBANK= DVCNTR
COUNT* $$/R11
ROSEN TC FIXDELAY
CRANTZ DEC 50
CS FLAGWRD6
MASK KILLRBIT
EXTEND
BZF TASKOVER
P71NOW? CS MODREG # YES. ARE WE IN P71 NOW?
AD MODE71
EXTEND
BZF TASKOVER # YES. EXIT.
EXTEND # NO. IS AN ABORT STAGE COMMANDED?
READ CHAN30
TS L
MASK BIT4
CCS A
TCF P70NOW? # NO.
TC NEWMODEX
MODE71 DEC 71
STRTABRT CAF PRIO25
TC FINDVAC
EBANK= WHICH
2CADR ABORTJOB
TCF ROSEN
P70NOW? CS MODREG # NO. ARE WE IN P70 NOW?
AD MODE70
EXTEND
BZF ROSEN # YES. CHECK AGAIN IN 50MS.
CS L # NO. IS AN ABORT COMMANDED?
MASK BIT1
EXTEND
BZF ROSEN # NO.
TC NEWMODEX # YES.
MODE70 DEC 70
TCF STRTABRT
BANK 32
SETLOC ABORTS
BANK
COUNT* $$/P70
P70 TC LEGAL?
TC NEWMODEX
DEC 70
ABORTJOB EXTEND # LOAD TEVENT FOR THE DOWNLINK.
DCA TIME2
DXCH TEVENT
TC 2PHSCHNG
OCT 00001
OCT 00002
TC 2PHSCHNG
OCT 00003
OCT 00006
TC PHASCHNG
OCT 07024
OCT 25000
EBANK= WHICH
2CADR GOABORT
INHINT
TC POSTJUMP
CADR GOPROG2
GOABORT TC PHASCHNG
OCT 04024
CAF SIX # SET UP R60 FOR A 10 DEG/SEC MANUV. RATE.
TS RATEINDX
CAF LRBYBIT
TS LRSTAT
EXTEND
DCA SVEXITAD
DXCH AVEGEXIT
CAF THREE # INITIALIZE FOR POWERED DOWNLIST.
TS DNLSTCOD
TS AGSWORD
TC DOWNFLAG
ADRES SWANDISP
TC UPFLAG
ADRES FLP70
TC DOWNFLAG
CADR XOVINFLG
TC CHECKMM
DEC 70
TCF P71RET
P70INIT CAF P70ADR
TS WHICH
TC INTPRET
CALL
TGOCOMP
DLOAD
MASS
PUSH DDV
MDOTDPS*
STODL TBUP
DDV SR1
K(1/DV)
STORE 1/DV1
STORE 1/DV2
STORE 1/DV3
BDDV
K(AT)
STODL AT
DTDECAY*
STODL TTO
DPSVEX
STORE VE # INITIALIZE DPS EXHAUST VELOCITY
SET CALL
FLAP
COMMINIT
INJTARG DLOAD DSU
TGO
50SECS
BPL EXIT
UPTHROT
INHINT
TC IBNKCALL
CADR ENGINOF1
RELINT
TC ZONEZERO
ABRTGUID TC INTPRET
SET CALL
FLIC
ASCENT
ABORTIGN VLOAD
UNFC/2
STOVL POINTVSM
UNITX
STORE SCAXIS
CLEAR EXIT
NOTHROTL
TC PHASCHNG
OCT 04024
TC DOWNFLAG
ADRES 3AXISFLG
INHINT
TC IBNKCALL
CADR SETMINDB
TC DOWNFLAG
ADRES FLIC
TC BANKCALL
CADR R60LEM
TC BANKCALL
CADR P40AUTO
CAF ZERO
TS DVTOTAL
TS DVTOTAL +1
TC INTPRET
CALL
INITCDUW
EXIT
CAF 6.5SEC
INHINT
TC WAITLIST
EBANK= DVCNTR
2CADR ULLGTASK
CAF 5.0SEC
TC WAITLIST
EBANK= TTOGO
2CADR TIG-5
EXTEND
DCA TIME2
DXCH TIG
EXTEND
DCA 10SECS
DAS TIG
TC BANKCALL
CADR STCLOK3
TCF UPTHROT1
UPTHROT SET EXIT
FLVR
INHINT
CAF ONE
TC WAITLIST
EBANK= DVCNTR
2CADR ZOOM
-2 TC BANKCALL # VERIFY THAT THE PANEL SWITCHES
CADR P40AUTO # ARE PROPERLY SET.
UPTHROT1 EXTEND # SET SERVICER TO CALL ASCENT GUIDANCE.
DCA ATMAGAD
DXCH AVGEXIT
TCF ENDOFJOB
ZONEZERO TC INTPRET
SSP
OUTROUTE
CADR ZONE0RET
CLEAR EXIT
AVEGFLAG
TC PHASCHNG
OCT 00004
TCF ENDOFJOB
ZONE0RET TC PHASCHNG
OCT 05024
OCT 20000
TC INTPRET
RTB DAD
LOADTIME
80SEC
STORE PIPTIME1 # STORE TEMPORARILY IN PIPTIME1.
STCALL TDEC1
LEMPREC
VLOAD
VATT
STORE VN1 # STORE VTIG TEMPORARILY IN VN1.
MXV VSL1
REFSMMAT
STOVL V
RATT
STORE RN1 # STORE RTIG TEMPORARILY IN RN1.
MXV VSL6
REFSMMAT
STCALL R
MUNGRAV
SET CALL
FLZONE0
ASCENT
PREBRET1 EXIT
TC PHASCHNG
OCT 04024
TC INTPRET
VXM VSL1
REFSMMAT
STORE DELVSIN
ABVAL
STOVL DELVSAB
RN1
STOVL RTIG
VN1
STODL VTIG
PIPTIME1
STORE TIG
SET CLEAR
XDELVFLG
MUNFLAG
EXIT
TC NEWMODEX
DEC 40
TC POSTJUMP
CADR P40LM
P71 TC LEGAL?
TC NEWMODEX
DEC 71
TCF ABORTJOB
P71RET CAF P71ADR
TS WHICH
TC UPFLAG
ADRES KILLROSE
TC INTPRET
CALL
P12INIT
EXIT
EXTEND
READ CHAN30
COM
MASK BIT4
CCS A
TCF ABRTSTAG
INHINT
TC IBNKCALL
CADR ENGINOF1
RELINT
CAF BIT2
EXTEND
RAND CHAN30
CCS A
TCF STAGED
CAF OCT206
TC BANKCALL
CADR GOPERF1
TCF GOTOPOOH
TCF STAGED
TCF -5
STAGED CAF OCT207
TC BANKCALL
CADR GOPERF1
TCF GOTOPOOH
TCF +2
TCF ABRTGUID
INHINT
CAF ONE
TC WAITLIST
EBANK= DVCNTR
2CADR IGNITION
TCF UPTHROT1
ABRTSTAG TC INTPRET
BOFF
FLAP
NEWTIME
DLOAD SL1
TGO
STORE TGO
RTB
UPTHROT1 -2
NEWTIME CALL
TGOCOMP # IF FLAP=0, TGO=T-TIG
GOTO
INJTARG
# ************************************************************************
LEGAL? CS FLAGWRD9 # ARE THE ABORTS ENABLED?
MASK LETABBIT
CCS A
TCF ABORTALM
CS FLAGWRD7 # IS SERVICER ON THE AIR?
MASK AVEGFBIT
CCS A
TCF ABORTALM
TC Q # YES. ALL IS WELL.
ABORTALM TC POSTJUMP
CADR P40ALM
# ************************************************************************
TGOCOMP RTB DSU
LOADTIME
TIG
SL
11D
STORE TGO
RVQ
# ************************************************************************
5.0SEC DEC 500
6.5SEC DEC 650
10SECS 2DEC 1000
80SEC 2DEC 8000
50SECS 2DEC 5000 B-17
HINJECT 2DEC 18288 B-24 # 60,000 FEET EXPRESSED IN METERS.
ABTVINJ2 2DEC +16.77924013 B-7
MDOTDPS* 2DEC 0.1425 B1
(1/DV)A 2DEC 16.20 B-7 # 2 SECONDS WORTH OF INITIAL ASCENT
# STAGE ACCELERATION -- INVERTED (M/CS)
# 1) PREDICATED ON A LIFTOFF MASS OF
# 4869.9 KG (SNA-8-D-027 7/11/68)
# 2) PREDICATED ON A CONTRIBUTION TO VEH-
# ICLE ACCELERATION FROM RCS THRUSTERS
# EQUIV. TO 1 JET ON CONTINUOUSLY.
K(1/DV) 2DEC 432.67 B-9 # DPS ENGINE THRUST IN NEWTONS / 100 CS.
(AT)A 2DEC 3.086 E-4 B9 # INITIAL ASC. STG. ACCELERATION ** M/CS.
# ASSUMPTIONS SAME AS FOR (1/DV)A.
K(AT) 2DEC .02 # SCALING CONSTANT
(TBUP)A 2DEC 98279 B-17 # ESTIMATED BURN-UP TIME OF THE ASCENT STG
# ASSUMPTIONS SAME AS FOR (1/DV)A WITH THE
# ADDITIONAL ASSUMPTION THAT NET MASS-FLOW
# RATE = 5.299 KG/SEC = 5.135 (APS) +
# .164 (1 RCS JET).
# *** THE ORDER OF THE FOLLOWING TWO CONSTANTS MUST NOT BE CHANGED *******
DPSVEX 2DEC 2943.96 E-2 B-7 # 9942 FT/SEC IN M/CS.
APSVEX 2DEC 3003.78 E-2 B-7 # 9684 FT/SEC IN M/CS.
DTDECAY* 2DEC 36.5 B-17
ATDECAY* 2DEC 12.3 B-17
(TGO)A 2DEC 45000 B-17
P70ADR REMADR P70TABLE
P71ADR REMADR P71TABLE
OCT206 OCT 206
OCT207 OCT 207
# ************************************************************************
EBANK= DVCNTR
ATMAGAD 2CADR ATMAG
EBANK= DVCNTR
SVEXITAD 2CADR SERVEXIT
