ConwayII/include/apple2.asm

39 lines
769 B
NASM

; ------------------------------------
; Zero Page Constants
; ------------------------------------
; Free zero page locacations according to
; http://home.swbell.net/rubywand/csa2pfaq.html#017
ZPA0 equ $06
ZPA1 equ $07
ZPA2 equ $08
ZPA3 equ $09
HTAB equ $24
VTAB equ $25
TXTROW equ $28
ZPB0 equ $EB
ZPB1 equ $EC
ZPB2 equ $ED
ZPB3 equ $EE
ZPB4 equ $EF
ZPC0 equ $FA
ZPC1 equ $FB
ZPC2 equ $FC
ZPC3 equ $FD
STACK equ $100
TXTPG0 equ $0400
TXTPG1 equ $0800
CLICK equ $C030
HOME equ $FC58
RDKEY EQU $FD0C
COUT equ $FDED
OUTPORT equ $FE95
EXITDOS equ $03D0