Files
erkyrath.infocom-zcode-terps/64/zip/hardeq.src
Andrew Plotkin b642da811e Initial commit.
2023-11-16 18:19:54 -05:00

190 lines
5.2 KiB
Plaintext

PAGE
SBTTL "--- HARDWARE EQUATES: CBM64 ---"
; ---------
; CONSTANTS
; ---------
XSIZE EQU 39 ; X-SIZE OF SCREEN
YSIZE EQU 24 ; Y-SIZE OF SCREEN
EOL EQU $0D ; EOL CHAR
SPACE EQU $20 ; SPACE CHAR
BACKSP EQU $14 ; BACKSPACE
; ---------
; ZERO-PAGE
; ---------
D6510 EQU $00 ; 6510 DATA DIRECTION REGISTER
R6510 EQU $01 ; 6510 I/O PORT
FAST EQU $02 ; FAST-READ AVAILABLE FLAG
STKEY EQU $91 ; STOP KEY FLAG
MSGFLG EQU $9D ; KERNAL MESSAGE CONTROL FLAG
TIME EQU $A2 ; SYSTEM JIFFY TIMER
LSTX EQU $C5 ; LAST KEY PRESSED
NDX EQU $C6 ; # CHARS IN KEYBOARD BUFFER
RVS EQU $C7 ; REVERSE CHARACTER FLAG
SFDX EQU $CB ; CURRENT KEYPRESS
BLNSW EQU $CC ; CURSOR BLINK SWITCH
PNTR EQU $D3 ; CURSOR COLUMN IN LOGICAL LINE
TBLX EQU $D6 ; CURRENT CURSOR ROW
LDTB1 EQU $D9 ; 25-BYTE LINE LINK TABLE
KEYTAB EQU $F5 ; KEYBOARD DECODE TABLE VECTOR
FDATA EQU $FB ; FAST-READ DATA BUFFER
FINDEX EQU $FC ; FAST-READ BUFFER INDEX
FASTEN EQU $FD ; FAST-READ ENABLED FLAG
; -----------
; PAGES 2 & 3
; -----------
LBUFF EQU $0200 ; 89-BYTE LINE BUFFER
KEYD EQU $0277 ; KEYBOARD QUEUE
COLOR EQU $0286 ; FOREGROUND COLOR FOR TEXT
HIBASE EQU $0288 ; TOP PAGE OF SCREEN RAM
XMAX EQU $0289 ; MAXIMUM KEYBOARD QUEUE SIZE
RPTFLG EQU $028A ; KEY REPEAT FLAG
SHFLAG EQU $028D ; SHIFT KEY FLAG
KEYLOG EQU $028F ; VECTOR TO KEY-TABLE SETUP ROUTINE
MODE EQU $0291 ; CHARSET MODE SWITCH
CINV EQU $0314 ; SYSTEM 60HZ IRQ VECTOR
CBINV EQU $0316 ; BRK INSTRUCTION VECTOR
NMINV EQU $0318 ; NMI INTERRUPT VECTOR
SPRT13 EQU $0340 ; SPRITE #13 DATA
SPRT14 EQU $0380 ; SPRITE #14 DATA
SPRT15 EQU $03C0 ; SPRITE #15 DATA
CURSOR EQU SPRT13 ; CURSOR RAM
SCREEN EQU $0400 ; SCREEN RAM
COLRAM EQU $D800 ; COLOR RAM
SPT0 EQU $07F8 ; SPRITE #0 PNTR
SPT1 EQU $07F9 ; SPRITE #1 PNTR
SPT2 EQU $07FA ; SPRITE #2 PNTR
SPT3 EQU $07FB ; SPRITE #3 PNTR
SPT4 EQU $07FC ; SPRITE #4 PNTR
SPT5 EQU $07FD ; SPRITE #5 PNTR
SPT6 EQU $07FE ; SPRITE #6 PNTR
SPT7 EQU $07FF ; SPRITE #7 PNTR
; ------
; VIC-II
; ------
; SPRITE POSITION REGISTERS
SP0X EQU $D000 ; SPRITE #0 X-POS
SP0Y EQU $D001 ; SPRITE #0 Y-POS
SP1X EQU $D002 ; SPRITE #1 X-POS
SP1Y EQU $D003 ; SPRITE #1 Y-POS
SP2X EQU $D004 ; SPRITE #2 X-POS
SP2Y EQU $D005 ; SPRITE #2 Y-POS
SP3X EQU $D006 ; SPRITE #3 X-POS
SP3Y EQU $D007 ; SPRITE #3 Y-POS
SP4X EQU $D008 ; SPRITE #4 X-POS
SP4Y EQU $D009 ; SPRITE #4 Y-POS
SP5X EQU $D00A ; SPRITE #5 X-POS
SP5Y EQU $D00B ; SPRITE #5 Y-POS
SP6X EQU $D00C ; SPRITE #6 X-POS
SP6Y EQU $D00D ; SPRITE #6 Y-POS
SP7X EQU $D00E ; SPRITE #7 X-POS
SP7Y EQU $D00F ; SPRITE #7 Y-POS
MSIGX EQU $D010 ; HIGH BITS OF SPRITE X-POSITIONS
; VARIOUS CONTROL REGISTERS
SCROLY EQU $D011 ; Y-SCROLL & VIDEO CONTROL
RASTER EQU $D012 ; RASTER COMPARE
SPENA EQU $D015 ; SPRITE ENABLE
SCROLX EQU $D016 ; X-SCROLL & VIDEO CONTROL
YXPAND EQU $D017 ; SPRITE Y-EXPANSION
VMCSB EQU $D018 ; MEMORY CONTROL
VICIRQ EQU $D019 ; CHIP INTERRUPT FLAGS
IRQMSK EQU $D01A ; IRQ MASKS
SPBGPR EQU $D01B ; SPRITE/FOREGROUND PRIORITY
SPMC EQU $D01C ; MULTICOLOR SPRITE CONTROL
XXPAND EQU $D01D ; SPRITE X-EXPANSION
; COLOR REGISTERS
EXTCOL EQU $D020 ; BORDER COLOR
BGCOLO EQU $D021 ; BACKGROUND COLOR
SP0COL EQU $D027 ; SPRITE #0 COLOR
SP1COL EQU $D028 ; SPRITE #1 COLOR
SP2COL EQU $D029 ; SPRITE #2 COLOR
SP3COL EQU $D02A ; SPRITE #3 COLOR
SP4COL EQU $D02B ; SPRITE #4 COLOR
SP5COL EQU $D02C ; SPRITE #5 COLOR
SP6COL EQU $D02D ; SPRITE #6 COLOR
SP7COL EQU $D02E ; SPRITE #7 COLOR
; ---
; SID
; ---
; VOICE #1 REGISTERS
FRELO1 EQU $D400 ; FREQ
FREHI1 EQU $D401 ; FREQ HIGH BIT
PWLO1 EQU $D402 ; PULSE WIDTH
PWHI1 EQU $D403 ; PULSE WIDTH HIGH NIBBLE
VCREG1 EQU $D404 ; CONTROL
ATDCY1 EQU $D405 ; ATTACK/DECAY
SUREL1 EQU $D406 ; SUSTAIN/RELEASE
; VOICE #2 REGISTERS
FRELO2 EQU $D407 ; FREQ
FREHI2 EQU $D408 ; FREQ HIGH BIT
PWLO2 EQU $D409 ; PULSE WIDTH
PWHI2 EQU $D40A ; PULSE WIDTH HIGH NIBBLE
VCREG2 EQU $D40B ; CONTROL
ATDCY2 EQU $D40C ; ATTACK/DECAY
SUREL2 EQU $D40D ; SUSTAIN/RELEASE
; VOICE #3 REGISTERS
FRELO3 EQU $D40E ; FREQ
FREHI3 EQU $D40F ; FREQ HIGH BIT
PWLO3 EQU $D410 ; PULSE WIDTH
PWHI3 EQU $D411 ; PULSE WIDTH HIGH NIBBLE
VCREG3 EQU $D412 ; VOICE CONTROL
ATDCY3 EQU $D413 ; ATTACK/DECAY
SUREL3 EQU $D414 ; SUSTAIN/RELEASE
; MISCELLANEOUS REGISTERS
CUTLO EQU $D415 ; FILTER CUTOFF, LOW BITS
CUTHI EQU $D416 ; FILTER CUTOFF, HIGH BYTE
RESON EQU $D417 ; RESONANCE CONTROL
SIGVOL EQU $D418 ; VOLUME/FILTER CONTROL
RAND EQU $D41B ; RANDOM NUMBER
CI2PRA EQU $DD00 ; DATA PORT A
; -------------------
; KERNAL JUMP VECTORS
; -------------------
CHKIN EQU $FFC6 ; OPEN CHANNEL FOR INPUT
CHKOUT EQU $FFC9 ; OPEN CHANNEL FOR OUTPUT
CHRIN EQU $FFCF ; INPUT CHARACTER FROM CHANNEL
CHROUT EQU $FFD2 ; OUTPUT CHARACTER TO CHANNEL
CINT EQU $FF81 ; INIT SCREEN EDITOR
CLALL EQU $FFE7 ; CLOSE ALL CHANNELS & FILES
CLOSE EQU $FFC3 ; CLOSE A FILE
CLRCHN EQU $FFCC ; CLEAR CHANNEL
GETIN EQU $FFE4 ; GET CHAR FROM KEYBOARD QUEUE
IOINIT EQU $FF84 ; INIT I/O
OPEN EQU $FFC0 ; OPEN A FILE
PLOT EQU $FFF0 ; READ/SET CURSOR POSITION
RAMTAS EQU $FF87 ; INIT RAM
READST EQU $FFB7 ; READ I/O STATUS
SCNKEY EQU $FF9F ; SCAN KEYBOARD
SETLFS EQU $FFBA ; SET FILE ATTRIBUTES
SETMSG EQU $FF90 ; SET KERNAL MESSAGES
SETNAM EQU $FFBD ; SET FILENAME
END