msbasic/defines_sym1.s
Martin Hoffmann-Vetter 42fd0a2a58 added SYM-1
2014-02-14 18:46:36 -08:00

57 lines
922 B
ArmAsm

; configuration
CONFIG_2A := 1
CONFIG_NULL := 1
CONFIG_PRINT_CR := 1 ; print CR when line end reached
CONFIG_SAFE_NAMENOTFOUND := 1
CONFIG_SCRTCH_ORDER := 1
CONFIG_PEEK_SAVE_LINNUM := 1
CONFIG_SMALL_ERROR := 1
; zero page
ZP_START1 = $00
ZP_START2 = $18
ZP_START3 = $0d
ZP_START4 = $66
;extra ZP variables
USR := $0A
TXPSV := LASTOP
ZD3 := $D3
ZD4 := $D4
GET := IQERR
COS := USR1
SIN := USR1
TAN := USR1
ATN := USR1
; inputbuffer
INPUTBUFFER := $001E
; constants
STACK_TOP := $FE
SPACE_FOR_GOSUB := $3E
NULL_MAX := $F0
CRLF_1 := CR
CRLF_2 := LF
WIDTH := 72
WIDTH2 := 56
; memory layout
RAMSTART2 := $0200
; monitor functions
ASCNIB := $8275
INSTAT := $8386
MONRDKEY := $8A1B
MONCOUT := $8A47
ACCESS := $8B86
L8C78 := $8C78
DUMPT := $8E87
P3L := $A64A
P3H := P3L+1
P2L := $A64C
P2H := P2L+1
P1L := $A64E