msbasic/defines_apple.s
Michael Steil 2485bf1e28 cleanup
2008-10-18 21:39:50 +00:00

52 lines
885 B
ArmAsm

; http://apple2.org.za/gswv/a2zine/GS.WorldView/Resources/GS.TECH.INFO/AppleSoft/
; configuration
CONFIG_11 := 1
APPLE_BAD_BYTE := 1
CONFIG_IO_MSB := 1 ; all I/O has bit #7 set
CONFIG_PRINT_CR := 1 ; print CR when line end reached
CONFIG_SAFE_NAMENOTFOUND := 1
CONFIG_SCRTCH_ORDER := 3
BYTES_PER_ELEMENT := 6 ; XXX override
; zero page
ZP_START1 = $00
ZP_START2 = $4F
ZP_START3 = $0D
ZP_START4 = $55
;extra ZP variables
USR := $000A
; inputbuffer
INPUTBUFFER := $0200
; constants
STACK_TOP := $F8
SPACE_FOR_GOSUB := $36
CRLF_1 := CR
CRLF_2 := $80
WIDTH := 40
WIDTH2 := 14
; memory layout
RAMSTART2 := $2A00
; monitor functions
MONRDKEY := $FD0C
MONCOUT := $FDED
LF689 := $F689
LF800 := $F800
LF819 := $F819
LF828 := $F828
LF864 := $F864
TEX := $FB2F
LFB40 := $FB40
LFD0C := $FD0C
LFD6A := $FD6A
LFECD := $FECD
LFEFD := $FEFD