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2023-02-26
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qUICK DOCS FOR jAMAICAmon slj 1/31/97 SJUDD@FFD2.COM
-------------------------
lAST UPDATE: 1/20/00
VERSION 3.2:
V3.2 HAS, IN ADDITION TO SOME BUG FIXES, FULL-FEATURED
SINGLE-STEPPING, I.E. IT FOLLOWS jmpS AND BRANCHES AND rts
AND THINGS LIKE THAT.
V3.0 INCORPORATES pEEKpOKEpATCH, MAKING 24-BIT LOAD/SAVE
POSSIBLE. ppp ALSO ADDS HEX NUMBERS TO basic ALONG WITH
24-BIT ADDRESSES FOR peek, poke, sys, AND wait. tHUS YOU CAN
DO THINGS LIKE
sys $8000
poke $123456,255
load"blah",8,$020000
save"data",12,$040000,$093800
FROM THE basic PROMPT. fOR MORE INFO ON ppp, VISIT THE
PAGE IN THE fRIDGE; NOTE THAT JAMMON V3.0 USES A SPECIAL
VERSION OF ppp THAT CAN BE RELOCATED.
fORMAT:
BYTE TWO CHARACTERS -- USE 09 INSTEAD OF 9. eXCEPTION IS
LOAD AND SAVE, WHERE THE DEVICE NUMBER MAY BE 1 OR 2 CHARS
(AND IS IN _DECIMAL_ I.E. NOT HEX).
ADDR16 OR 24 BITS -- TWO OR THREE BYTES.
iF A 16-BIT ADDRESS IS USED, THE CURRENT VALUE OF pbr IS
PREPENDED TO FORM A 24-BIT ADDRESS (E.G. D C000 WILL DISASSEMBLE
AT $01c000 IF pbr=01).
nOTES:
iF e=1 THEN x=m=1
rEQUIRES A sUPERcpu!
cOMMANDS
--------
AA ADDR COMMAND
aSSEMBLE. nUMBERS/ADDRESSES ARE IN HEX AND PREFIXED BY A $.
<!> ARE VALID IN ABSOLUTE ADDRESSING TO FORCE 8/16/24 BIT ADDRESSES.
tHE FLAGS (SEE R) DETERMINE WHETHER IMMEDIATE MODE IS BE ASSEMBLED
AS 8 OR 16 BITS. !X AND !M MAY BE USED TO FLIP THE x AND m BITS
DURING ASSEMBLY (!! WILL FLIP BOTH; NOTE THAT x=m=1 WHEN E=1).
DD ADDR
dISASSEMBLE ONE SCREEN.
<-<-
dISASSEMBLE ONE SCREEN BACKWARDS FROM CURRENT ADDRESS.
{$7b}LIRA{$7d}{$7b}LIRA{$7d}
tOGGLE WHETHER DISASSEMBLER FOLLOWS rep AND sep. nOTE THAT IF e=1
THEN x=m=1 ALWAYS. (i FELT THE LIRA KEY WAS GROWING LONELY FROM
NEGLECT, SO HE GETS THE TOGGLE HONOR).
,, ADDR BYTE1 [BYTE2 ...]
rE-DISASSEMBLE. tHE BYTES FOLLOWING THE ADDRESS ARE READ IN AND
STORED, AND THE SCREEN IS RE-DISASSEMBLED.
PP ADDR1 ADDR2
dISASSEMBLE RANGE.
##NUMBER
nUMBER CONVERSION. aRGUMENT "NUMBER" MAY BE HEX ($), BINARY (%),
DECIMAL (NO PREFIX), OR CHARACTER (').
R/ENO ARGS
dISPLAY REGS/ALTERNATE REGS. nOTE THAT VALUE OF FLAGS, pbr,
AND $01 CAN ALTER CERTAIN COMMANDS: FLAGS DETERMINE 8/16 BIT
#IMMEDIATE MODE ASSEMBLY AND DISASSEMBLY, pbr CHANGES DEFAULT
ADDRESS LOCATIONS, AND $01 AFFECTS ANY MEMORY READ (DISASSEMBLY,
MEMORY DISPLAY, ETC.)
MM [ADDR1 [ADDR2]]
dISPLAY MEMORY. iF A SECOND ADDRESS IS SPECIFIED, DISPLAY MEMORY
RANGE. iF NO ADDRESS IS SPECIFIED, THEN CONTINUOUSLY DISPLAY
MEMORY FROM THE CURRENT ADDRESS.
II [ADDR1 [ADDR2]]
dISPLAY MEMORY+TEXT. mEMORY CAN'T BE MODIFIED LIKE M COMMAND
(NOT ENOUGH ROOM ON THE SCREEN LINE!).
I*I* [ADDR1 [ADDR2]]
dISPLAY MEMORY AS SCREEN CODES.
HH ADDR1 ADDR2 BYTE1 [BYTE2 ...] OR H ADDR1 ADDR2 "STRING"
hUNT.
FF ADDR1 ADDR2 BYTE
fILL RANGE OF MEMORY WITH SPECIFIED BYTE.
TT ADDR1 ADDR2 DEST
tRANSFER MEMORY.
NN ADDR1 ADDR2 ADDR3 DEST
rELOCATE CODE. ADDR1=START OF CODE, ADDR2=START OF VARIABLES,
AND ADDR3=END OF VARIABLES. tRANSFERS MEMORY AND UPDATES ADDRESSES
BETWEEN ADDR1 AND ADDR2. tHIS WAY, PROGRAMS (LIKE jAMAICAmon!) THAT
HAVE CODE FOLLOWED BY VARIABLES AND TABLES CAN BE RELOCATED IN ONE
SWELL FOOP (USE W TO GET JAMAICAMON ADDRESSES). yEP, YOU'RE sol
IF YOU JUST WANT TO RELOCATE A TABLE -- MAYBE A FUTURE UPDATE?
tO RELOCATE JAMMON, USE W, SET THE DEST ADDRESS, RELOCATE THE
CODE, AND G DEST.
WNO ARGS
wHERE AM i? pRINTS ADDRESSES OF JAMMON CODE, VARS, AND END.
;^:VARIOUS
aLTER REGS/ALTERNATE REGS/MEMORY (PRINTED BY R AND E)
LL "FILENAME",DEV[,ADDR]
lOAD FILE (TO ADDR IF SPECIFIED), WHERE ADDR CAN BE 24-BITS.
SS "FILENAME",DEV,ADDR1,ADDR2
sAVE FILE, ADDR1 AND 2 CAN BE UP TO 24-BITS.
@@ @$ @#DEV @COMMAND
sEND DISK COMMAND. @ READS THE ERROR CHANNEL. @$ DISPLAYS THE
DIRECTORY. @#DEV CHANGES THE CURRENT DEVICE TO DEV. @COMMAND
SENDS "COMMAND" TO THE DRIVE.
BB ADDR
sET BREAKPOINT. tHE ADDRESS AND PREVIOUS CONTENTS ARE REMEMBERED;
IF THE MONITOR IS THEN RE-ENTERED FROM THIS POINT, THE PREVIOUS
CONTENTS ARE RESTORED. oNLY ONE BREAKPOINT MAY BE SET AT A TIME.
GG [ADDR]
rESTORE REGISTERS AND GO. iF NO ADDRESS IS SPECIFIED, IT WILL GO TO pc.
ZZ [ADDR]
zINGLE ZTEP. zAME AZ GO, BUT ZETS A BREAKPOINT AT ZE NEXT INZTRUCTION.
aLL COMMANDS EXCEPT jsr/jsl ARE FOLLOWED. wHY NOT FOLLOW jsr? bECAUSE
CODE LIKE
lda data,x
jsr ROUTINE
dex
bne *-9
WOULD BE EXTREMELY ANNOYING TO STEP THROUGH, ESPECIALLY IF "ROUTINE"
IS IN THE KERNAL, OR CALLS A MILLION OTHER ROUTINES.
XNO ARGS
eXIT TO BASIC.
?NO ARGS
lIST AVAILABLE COMMAND KEYS
tHIS PROGRAM IS IN THE PUBLIC DOMAIN.