mirror of
https://github.com/mist64/msbasic.git
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57 lines
922 B
ArmAsm
57 lines
922 B
ArmAsm
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; configuration
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CONFIG_2A := 1
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CONFIG_NULL := 1
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CONFIG_PRINT_CR := 1 ; print CR when line end reached
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CONFIG_SAFE_NAMENOTFOUND := 1
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CONFIG_SCRTCH_ORDER := 1
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CONFIG_PEEK_SAVE_LINNUM := 1
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CONFIG_SMALL_ERROR := 1
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; zero page
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ZP_START1 = $00
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ZP_START2 = $18
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ZP_START3 = $0d
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ZP_START4 = $66
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;extra ZP variables
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USR := $0A
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TXPSV := LASTOP
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ZD3 := $D3
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ZD4 := $D4
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GET := IQERR
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COS := USR1
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SIN := USR1
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TAN := USR1
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ATN := USR1
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; inputbuffer
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INPUTBUFFER := $001E
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; constants
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STACK_TOP := $FE
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SPACE_FOR_GOSUB := $3E
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NULL_MAX := $F0
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CRLF_1 := CR
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CRLF_2 := LF
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WIDTH := 72
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WIDTH2 := 56
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; memory layout
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RAMSTART2 := $0200
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; monitor functions
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ASCNIB := $8275
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INSTAT := $8386
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MONRDKEY := $8A1B
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MONCOUT := $8A47
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ACCESS := $8B86
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L8C78 := $8C78
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DUMPT := $8E87
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P3L := $A64A
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P3H := P3L+1
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P2L := $A64C
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P2H := P2L+1
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P1L := $A64E
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