mirror of https://github.com/mist64/msbasic.git
55 lines
1.0 KiB
ArmAsm
55 lines
1.0 KiB
ArmAsm
; configuration
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; oldest known version, no CONFIG_n
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CONFIG_CBM_ALL := 1
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CONFIG_CBM1_PATCHES := 1 ; ** don't turn off! **
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CONFIG_DATAFLG := 1
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CONFIG_FILE := 1; support PRINT#, INPUT#, GET#, CMD
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CONFIG_NO_CR := 1; terminal doesn't need explicit CRs on line ends
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CONFIG_NO_LINE_EDITING := 1; support for "@", "_", BEL etc.
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CONFIG_PRINTNULLS := 1; whether PRINTNULLS does anything
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CONFIG_SCRTCH_ORDER := 2
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; zero page
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ZP_START1 = $00
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ZP_START2 = $04
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ZP_START3 = $5A
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ZP_START4 = $65
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; extra ZP variables
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CURDVC := $0003
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TISTR := $0200
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Z96 := $020C
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USR := GORESTART
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; constants
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SPACE_FOR_GOSUB := $36
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STACK_TOP := $FC
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NULL_MAX := $0A
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MAX_EXPON := 12 ; XXX override
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RAMSTART2 := $0400
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; magic memory locations
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ENTROPY = $9044
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; monitor functions
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OPEN := $FFC0
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CLOSE := $FFC3
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CHKIN := $FFC6
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CHKOUT := $FFC9
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CLRCH := $FFCC
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CHRIN := $FFCF
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CHROUT := $FFD2
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LOAD := $FFD5
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SAVE := $FFD8
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VERIFY := $FFDB
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SYS := $FFDE
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ISCNTC := $FFE1
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GETIN := $FFE4
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CLALL := $FFE7
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LE7F3 := $E7F3; for CBM1
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MONCOUT := CHROUT
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MONRDKEY := GETIN
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