Apple-2-SW
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msbasic
mirror of https://github.com/mist64/msbasic.git
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EXTRA segment

This commit is contained in:
Michael Steil 2008-10-13 10:42:49 +00:00
parent 6ced72245d
commit bb6af5f8f6
14 changed files with 670 additions and 642 deletions
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128
apple_extra.s Normal file
View File

@ -0,0 +1,128 @@
.segment "EXTRA"
.byte 0,0,0
L2900:
jsr LFD6A
stx $33
ldx #$00
L2907:
lda $0200,x
and #$7F
cmp #$0D
bne L2912
lda #$00
L2912:
sta $0200,x
inx
bne L2907
ldx $33
rts
PLT:
jmp L29F0
L291E:
cmp #$47
bne L2925
jmp L29E0
L2925:
cmp #$43
bne L292B
beq L2988
L292B:
cmp #$50
beq L2930
inx
L2930:
stx $33
L2932:
jsr FRMEVL
jsr ROUND_FAC
jsr AYINT
lda FAC+4
ldx $33
sta $0300,x
dec $33
bmi L294Dx
lda #$2C
jsr SYNCHR
bpl L2932
L294Dx:
tay
pla
cmp #$43
bne L2957
tya
jmp LF864
L2957:
cmp #$50
bne L2962
tya
ldy $0301
jmp LF800
L2962:
pha
lda $0301
sta $2C
sta $2D
pla
cmp #$48
bne L2978
lda $0300
ldy $0302
jmp LF819
L2978:
cmp #$56
beq L297F
jmp SYNERR
L297F:
ldy $0300
lda $0302
jmp LF828
L2988:
dex
beq L2930
INLINX:
jsr OUTQUES
jsr OUTSP
ldx #$80
jmp INLIN1
.byte 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
.byte 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
.byte 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
.byte 0,0,0,0,0,0,0,0,0,0
L29D0:
jsr L29DA
lda FAC+3
sta FAC+5
jmp (FAC+4)
L29DA:
jmp (GOSTROUT)
brk
brk
brk
L29E0:
pla
jmp LFB40
.byte 0,0,0,0,0,0,0,0,0,0,0,0
L29F0:
pha
ldx #$01
inc $B9
bne L29F9
inc $BA
L29F9:
jmp L291E
.byte $00,$00,$00,$00,$41,$53,$21,$D2
.byte $02,$FA,$00
lda $12
beq L2A0E
jmp (L0008)
L2A0E:
jsr LF689
.byte $15,$BC,$08,$10,$52,$45,$75,$10
.byte $CD,$00,$55,$15,$9E,$08,$10,$4C
.byte $45,$75,$10,$D4,$00,$55,$15,$0E
.byte $08,$10,$89,$10,$75,$15,$1C,$08
.byte $10,$1F,$10,$75,$00
jmp (L0008)
; ----------------------------------------------------------------------------
.byte 0,0,0,0,0,0

1
applesoft.cfg
View File

@ -13,6 +13,7 @@ SEGMENTS {
CODE: load = BASROM, type = ro;
CHRGET: load = BASROM, type = ro;
INIT: load = BASROM, type = ro;
EXTRA: load = BASROM, type = ro;
DUMMY: load = DUMMY; # don't include
}

1
cbmbasic1.cfg
View File

@ -13,6 +13,7 @@ SEGMENTS {
CODE: load = BASROM, type = ro;
CHRGET: load = BASROM, type = ro;
INIT: load = BASROM, type = ro;
EXTRA: load = BASROM, type = ro;
DUMMY: load = DUMMY; # don't include
}

1
cbmbasic2.cfg
View File

@ -13,6 +13,7 @@ SEGMENTS {
CODE: load = BASROM, type = ro;
CHRGET: load = BASROM, type = ro;
INIT: load = BASROM, type = ro;
EXTRA: load = BASROM, type = ro;
DUMMY: load = DUMMY; # don't include
}

637
init.s
View File

@ -422,178 +422,16 @@ QT_BASIC:
.byte $0D,$0A,$00
.endif
.endif /* KBD */
.segment "EXTRA"
.ifdef OSI
.byte $00,$00
LBEE4:
lda LBF05
lsr a
bcc LBEE4
lda $FB03
sta $FB07
and #$7F
rts
pha
LBEF4:
lda $FB05
bpl LBEF4
pla
sta $FB04
rts
lda $FB06
lda #$FF
.byte $8D
.byte $05
LBF05:
.byte $FB
rts
LBF07:
lda $FC00
lsr a
bcc LBF07
lda $FC01
beq LBF07
and #$7F
rts
pha
LBF16:
lda $FC00
lsr a
lsr a
bcc LBF16
pla
sta $FC01
rts
lda #$03
sta $FC00
lda #$B1
sta $FC00
rts
sta $0202
pha
txa
pha
tya
pha
lda $0202
beq LBF6D
ldy $0206
beq LBF47
LBF3F:
ldx #$40
LBF41:
dex
bne LBF41
dey
bne LBF3F
LBF47:
cmp #$0A
beq LBF76
cmp #$0D
bne LBF55
jsr LBFD5
jmp LBF6D
LBF55:
sta $0201
jsr LBFC2
inc $0200
lda $FFE1
clc
adc $FFE0
cmp $0200
bmi LBF73
LBF6A:
jsr LBFDE
LBF6D:
pla
tay
pla
tax
pla
rts
LBF73:
jsr LBFD8
LBF76:
jsr LBFC2
lda $FFE0
and #$E0
sta $0202
ldx #$07
LBF83:
lda LBFF3,x
sta L0207,x
dex
bpl LBF83
ldx LBFFB,y
lda #$20
ldy $FFE1
cpy #$20
bmi LBF99
asl a
LBF99:
sta $0208
ldy #$00
LBF9E:
jsr L0207
bne LBF9E
inc $0209
inc $020C
cpx $0209
bne LBF9E
LBFAE:
jsr L0207
cpy $0202
bne LBFAE
lda #$20
LBFB8:
jsr L020A
dec $0208
bne LBFB8
beq LBF6A
LBFC2:
ldx $0200
lda $0201
LBFC8:
ldy $FFE2
bne LBFD1
sta $D300,x
rts
LBFD1:
sta $D700,x
rts
LBFD5:
jsr LBFC2
LBFD8:
lda $FFE0
sta $0200
LBFDE:
ldx $0200
lda $D300,x
ldy $FFE2
beq LBFEC
lda $D700,x
LBFEC:
sta $0201
lda #$5F
bne LBFC8
LBFF3:
lda $D000,y
sta $D000,y
iny
rts
LBFFB:
.byte $D3
.byte $D7
brk
brk
brk
.endif /* CONFIG_SMALL */
.include "osi_extra.s"
.endif
.ifdef KIM
RAMSTART2:
.byte $08,$29,$25,$20,$60,$2A,$E5,$E4
.byte $20,$66,$24,$65,$AC,$04,$A4
.endif /* KIM */
.include "kim_extra.s"
.endif
.ifdef CONFIG_CBM1_PATCHES
.include "cbm1_patches.s"
@ -601,462 +439,9 @@ RAMSTART2:
.ifdef KBD
stx SHIFTSIGNEXT
stx $0800
inx
stx Z17
stx Z18
stx TXTTAB
lda #$08
sta TXTTAB+1
jsr SCRTCH
sta STACK+255
jsr LDE42
.byte $1B,$06,$01,$0C
.byte "INTELLIVISION BASIC"
.byte $0D,$0A,$0A
.byte "Copyright Microsoft, Mattel 1980"
.byte $0D,$0A,$00
sta $0435
sta $8F
ldy #$0F
lda #$FF
sta ($04),y
jsr LDE8C
.byte $0C
jmp RESTART
OUTQUESSP:
jsr OUTQUES
jmp OUTSP
LFDDA:
ldy #$FF
LFDDC:
iny
LFDDD:
jsr LF43B
cmp #$03
beq LFDF7
cmp #$20
bcs LFDEC
sbc #$09
bne LFDDD
LFDEC:
sta Z00,y
tax
bne LFDDC
jsr LE882
ldy #$06
LFDF7:
tax
clc
rts
LFDFA:
bit $8F
bmi LFE01
jsr LDE48
LFE01:
bit $8F
bvc LFE10
jmp LDE53
LFE08:
jsr LFDFA
LFE0B:
jsr LDE24
bne LFE08
LFE10:
rts
VSAV:
jsr GARBAG
lda FRETOP
sta $00
lda FRETOP+1
.byte $85
LFE1B:
ora ($A5,x)
.byte $2F
sta $02
lda STREND+1
sta $03
ldy #$00
LFE26:
lda ($00),y
sta ($02),y
inc $02
bne LFE30
inc $03
LFE30:
inc $00
bne LFE26
inc $01
bit $01
bvc LFE26
ldx VARTAB
ldy VARTAB+1
lda #$01
bne LFE50
PSAV:
lda VARTAB
sta $02
lda VARTAB+1
sta $03
ldx #$01
ldy #$08
lda #$02
LFE50:
sta $0513
stx $0503
stx $00
sty $0504
sty $01
ldy #$0D
lda #$00
LFE61:
sta $0504,y
dey
bne LFE61
sty $0500
lda #$40
sta $0505
lda $02
sec
sbc $00
sta $00
lda $03
sbc $01
sta $01
lsr a
lsr a
lsr a
sta $03
jsr LE870
sta $02
jsr CHRGOT
beq LFEA6
cmp #$2C
beq L40FA
jmp SYNERR
L40FA:
jsr CHRGET
jsr LE870
sec
sbc $02
cmp $03
bpl LFEBF
lda #$27
sta JMPADRS
jmp LFFBD
LFEA6:
lda $02
clc
adc $03
jsr LE874
pha
jsr LFE0B
jsr L6874
.byte $72
adc $00,x
pla
tax
lda #$00
jsr LINPRT
LFEBF:
ldx #$07
LBF83:
dex
lda VARTAB,x
sec
sbc TXTTAB,x
sta $051B,x
lda VARTAB+1,x
sbc TXTTAB+1,x
sta $051C,x
dex
bpl LBF83
txa
sbc FRETOP
sta $0521
lda #$3F
sbc FRETOP+1
sta $0522
lda FRETOP
sta $0523
lda FRETOP+1
sta $0524
ldx $02
jsr LFFDD
jsr LFFD1
lda $01
ldx #$05
LFEF7:
stx $0511
ldy #$E4
sec
sbc #$08
sta $01
bpl LFF15
adc #$08
asl $00
rol a
asl $00
rol a
asl $00
rol a
adc #$01
sta $0505
ldy #$00
LFF15:
sty $0512
jsr LE4C0
ldx #$00
lda $01
bpl LFEF7
LFF21:
rts
VLOD:
jsr LFFD1
stx JMPADRS
lda VARTAB
ldy VARTAB+1
ldx #$01
jsr LFF64
ldx #$00
ldy #$02
LFF34:
jsr LE39A
iny
iny
inx
inx
cpx #$05
bmi LFF34
lda STREND
sta LOWTR
lda STREND+1
sta LOWTR+1
lda FRETOP
sta HIGHTR
lda FRETOP+1
sta HIGHTR+1
lda #$FF
sta HIGHDS
lda #$3F
sta HIGHDS+1
lda $0523
sta FRETOP
lda $0524
sta FRETOP+1
jmp BLTU2
LFF64:
sta $9A
sty $9B
stx $00
jsr LE870
jsr LFFDD
lda JMPADRS
beq LFF7F
lda #$01
sta $9A
lda #$08
sta $9B
jsr STXTPT
LFF7F:
lda $9A
sta $0503
lda $9B
sta $0504
lda #$ED
sta $0512
lda #$05
sta $01
LFF92:
ldx $0512
beq LFF21
ldy #$04
jsr LE4C4
lda $01
cmp $0511
bne LFFB2
lda #$00
sta $01
lda $00
cmp $0513
beq LFF92
lda #$18
bne LFFB8
LFFB2:
lda #$27
bne LFFB8
LFFB6:
lda #$3C
LFFB8:
sta JMPADRS
jsr CLEARC
LFFBD:
jsr LF422
sta $9A
sty $9B
lda #$00
tay
sta ($9A),y
iny
sta ($9A),y
ldx JMPADRS
jmp ERROR
LFFD1:
ldx #$00
LFFD3:
lda #$02
.byte $2C
LFFD6:
lda #$03
jsr LDE8C
asl FACSIGN
LFFDD:
jsr CHRGOT
beq LFFE5
jmp SYNERR
LFFE5:
lda #$0D
ldy #$00
jsr LDE8C
.byte $06
LFFED:
lda $034C
bmi LFFED
ldy #$01
lda ($04),y
bne LFFB6
rts
.byte $FF
.addr LC000
.addr LC000
.addr LC009
.include "kbd_extra.s"
.endif
.ifdef APPLE
.byte 0,0,0
L2900:
jsr LFD6A
stx $33
ldx #$00
L2907:
lda $0200,x
and #$7F
cmp #$0D
bne L2912
lda #$00
L2912:
sta $0200,x
inx
bne L2907
ldx $33
rts
PLT:
jmp L29F0
L291E:
cmp #$47
bne L2925
jmp L29E0
L2925:
cmp #$43
bne L292B
beq L2988
L292B:
cmp #$50
beq L2930
inx
L2930:
stx $33
L2932:
jsr FRMEVL
jsr ROUND_FAC
jsr AYINT
lda FAC+4
ldx $33
sta $0300,x
dec $33
bmi L294Dx
lda #$2C
jsr SYNCHR
bpl L2932
L294Dx:
tay
pla
cmp #$43
bne L2957
tya
jmp LF864
L2957:
cmp #$50
bne L2962
tya
ldy $0301
jmp LF800
L2962:
pha
lda $0301
sta $2C
sta $2D
pla
cmp #$48
bne L2978
lda $0300
ldy $0302
jmp LF819
L2978:
cmp #$56
beq L297F
jmp SYNERR
L297F:
ldy $0300
lda $0302
jmp LF828
L2988:
dex
beq L2930
INLINX:
jsr OUTQUES
jsr OUTSP
ldx #$80
jmp INLIN1
.byte 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
.byte 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
.byte 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
.byte 0,0,0,0,0,0,0,0,0,0
L29D0:
jsr L29DA
lda FAC+3
sta FAC+5
jmp (FAC+4)
L29DA:
jmp (GOSTROUT)
brk
brk
brk
L29E0:
pla
jmp LFB40
.byte 0,0,0,0,0,0,0,0,0,0,0,0
L29F0:
pha
ldx #$01
inc $B9
bne L29F9
inc $BA
L29F9:
jmp L291E
.byte $00,$00,$00,$00,$41,$53,$21,$D2
.byte $02,$FA,$00
lda $12
beq L2A0E
jmp (L0008)
L2A0E:
jsr LF689
.byte $15,$BC,$08,$10,$52,$45,$75,$10
.byte $CD,$00,$55,$15,$9E,$08,$10,$4C
.byte $45,$75,$10,$D4,$00,$55,$15,$0E
.byte $08,$10,$89,$10,$75,$15,$1C,$08
.byte $10,$1F,$10,$75,$00
jmp (L0008)
; ----------------------------------------------------------------------------
.byte 0,0,0,0,0,0
.include "apple_extra.s"
.endif

1
kb9.cfg
View File

@ -13,6 +13,7 @@ SEGMENTS {
CODE: load = BASROM, type = ro;
CHRGET: load = BASROM, type = ro;
INIT: load = BASROM, type = ro;
EXTRA: load = BASROM, type = ro;
DUMMY: load = DUMMY; # don't include
}

331
kbd_extra.s Normal file
View File

@ -0,0 +1,331 @@
.segment "EXTRA"
stx SHIFTSIGNEXT
stx $0800
inx
stx Z17
stx Z18
stx TXTTAB
lda #$08
sta TXTTAB+1
jsr SCRTCH
sta STACK+255
jsr LDE42
.byte $1B,$06,$01,$0C
.byte "INTELLIVISION BASIC"
.byte $0D,$0A,$0A
.byte "Copyright Microsoft, Mattel 1980"
.byte $0D,$0A,$00
sta $0435
sta $8F
ldy #$0F
lda #$FF
sta ($04),y
jsr LDE8C
.byte $0C
jmp RESTART
OUTQUESSP:
jsr OUTQUES
jmp OUTSP
LFDDA:
ldy #$FF
LFDDC:
iny
LFDDD:
jsr LF43B
cmp #$03
beq LFDF7
cmp #$20
bcs LFDEC
sbc #$09
bne LFDDD
LFDEC:
sta Z00,y
tax
bne LFDDC
jsr LE882
ldy #$06
LFDF7:
tax
clc
rts
LFDFA:
bit $8F
bmi LFE01
jsr LDE48
LFE01:
bit $8F
bvc LFE10
jmp LDE53
LFE08:
jsr LFDFA
LFE0B:
jsr LDE24
bne LFE08
LFE10:
rts
VSAV:
jsr GARBAG
lda FRETOP
sta $00
lda FRETOP+1
.byte $85
LFE1B:
ora ($A5,x)
.byte $2F
sta $02
lda STREND+1
sta $03
ldy #$00
LFE26:
lda ($00),y
sta ($02),y
inc $02
bne LFE30
inc $03
LFE30:
inc $00
bne LFE26
inc $01
bit $01
bvc LFE26
ldx VARTAB
ldy VARTAB+1
lda #$01
bne LFE50
PSAV:
lda VARTAB
sta $02
lda VARTAB+1
sta $03
ldx #$01
ldy #$08
lda #$02
LFE50:
sta $0513
stx $0503
stx $00
sty $0504
sty $01
ldy #$0D
lda #$00
LFE61:
sta $0504,y
dey
bne LFE61
sty $0500
lda #$40
sta $0505
lda $02
sec
sbc $00
sta $00
lda $03
sbc $01
sta $01
lsr a
lsr a
lsr a
sta $03
jsr LE870
sta $02
jsr CHRGOT
beq LFEA6
cmp #$2C
beq L40FA
jmp SYNERR
L40FA:
jsr CHRGET
jsr LE870
sec
sbc $02
cmp $03
bpl LFEBF
lda #$27
sta JMPADRS
jmp LFFBD
LFEA6:
lda $02
clc
adc $03
jsr LE874
pha
jsr LFE0B
jsr L6874
.byte $72
adc $00,x
pla
tax
lda #$00
jsr LINPRT
LFEBF:
ldx #$07
LBF83:
dex
lda VARTAB,x
sec
sbc TXTTAB,x
sta $051B,x
lda VARTAB+1,x
sbc TXTTAB+1,x
sta $051C,x
dex
bpl LBF83
txa
sbc FRETOP
sta $0521
lda #$3F
sbc FRETOP+1
sta $0522
lda FRETOP
sta $0523
lda FRETOP+1
sta $0524
ldx $02
jsr LFFDD
jsr LFFD1
lda $01
ldx #$05
LFEF7:
stx $0511
ldy #$E4
sec
sbc #$08
sta $01
bpl LFF15
adc #$08
asl $00
rol a
asl $00
rol a
asl $00
rol a
adc #$01
sta $0505
ldy #$00
LFF15:
sty $0512
jsr LE4C0
ldx #$00
lda $01
bpl LFEF7
LFF21:
rts
VLOD:
jsr LFFD1
stx JMPADRS
lda VARTAB
ldy VARTAB+1
ldx #$01
jsr LFF64
ldx #$00
ldy #$02
LFF34:
jsr LE39A
iny
iny
inx
inx
cpx #$05
bmi LFF34
lda STREND
sta LOWTR
lda STREND+1
sta LOWTR+1
lda FRETOP
sta HIGHTR
lda FRETOP+1
sta HIGHTR+1
lda #$FF
sta HIGHDS
lda #$3F
sta HIGHDS+1
lda $0523
sta FRETOP
lda $0524
sta FRETOP+1
jmp BLTU2
LFF64:
sta $9A
sty $9B
stx $00
jsr LE870
jsr LFFDD
lda JMPADRS
beq LFF7F
lda #$01
sta $9A
lda #$08
sta $9B
jsr STXTPT
LFF7F:
lda $9A
sta $0503
lda $9B
sta $0504
lda #$ED
sta $0512
lda #$05
sta $01
LFF92:
ldx $0512
beq LFF21
ldy #$04
jsr LE4C4
lda $01
cmp $0511
bne LFFB2
lda #$00
sta $01
lda $00
cmp $0513
beq LFF92
lda #$18
bne LFFB8
LFFB2:
lda #$27
bne LFFB8
LFFB6:
lda #$3C
LFFB8:
sta JMPADRS
jsr CLEARC
LFFBD:
jsr VARTAB_MINUS_2_TO_AY
sta $9A
sty $9B
lda #$00
tay
sta ($9A),y
iny
sta ($9A),y
ldx JMPADRS
jmp ERROR
LFFD1:
ldx #$00
LFFD3:
lda #$02
.byte $2C
LFFD6:
lda #$03
jsr LDE8C
asl FACSIGN
LFFDD:
jsr CHRGOT
beq LFFE5
jmp SYNERR
LFFE5:
lda #$0D
ldy #$00
jsr LDE8C
.byte $06
LFFED:
lda $034C
bmi LFFED
ldy #$01
lda ($04),y
bne LFFB6
rts
.byte $FF
.addr LC000
.addr LC000
.addr LC009

1
kbdbasic.cfg
View File

@ -13,6 +13,7 @@ SEGMENTS {
CODE: load = BASROM, type = ro;
CHRGET: load = BASROM, type = ro;
INIT: load = BASROM, type = ro;
EXTRA: load = BASROM, type = ro;
DUMMY: load = DUMMY; # don't include
}

5
kim_extra.s Normal file
View File

@ -0,0 +1,5 @@
.segment "EXTRA"
RAMSTART2:
.byte $08,$29,$25,$20,$60,$2A,$E5,$E4
.byte $20,$66,$24,$65,$AC,$04,$A4

18
misc3.s
View File

@ -1,7 +1,9 @@
; KBD specific patches
.segment "CODE"
.ifdef KBD
LF422:
VARTAB_MINUS_2_TO_AY:
lda VARTAB
sec
sbc #$02
@ -10,17 +12,21 @@ LF422:
dey
LF42C:
rts
LF42D:
lda Z00,x
; ----------------------------------------------------------------------------
GET_UPPER:
lda INPUTBUFFERX,x
LF430:
cmp #$61
cmp #'a'
bcc LF43A
cmp #$7B
cmp #'z'+1
bcs LF43A
LF438:
sbc #$1F
LF43A:
rts
; ----------------------------------------------------------------------------
LF43B:
ldx #$5D
LF43D:
@ -38,6 +44,8 @@ LF44D:
bcc LF44D
RTS4:
rts
; ----------------------------------------------------------------------------
LF457:
lda TXTTAB
ldx TXTTAB+1

1
osi.cfg
View File

@ -13,6 +13,7 @@ SEGMENTS {
CODE: load = BASROM, type = ro;
CHRGET: load = BASROM, type = ro;
INIT: load = BASROM, type = ro;
EXTRA: load = BASROM, type = ro;
DUMMY: load = DUMMY; # don't include
}

165
osi_extra.s Normal file
View File

@ -0,0 +1,165 @@
.segment "EXTRA"
.byte $00,$00
LBEE4:
lda LBF05
lsr a
bcc LBEE4
lda $FB03
sta $FB07
and #$7F
rts
pha
LBEF4:
lda $FB05
bpl LBEF4
pla
sta $FB04
rts
lda $FB06
lda #$FF
.byte $8D
.byte $05
LBF05:
.byte $FB
rts
LBF07:
lda $FC00
lsr a
bcc LBF07
lda $FC01
beq LBF07
and #$7F
rts
pha
LBF16:
lda $FC00
lsr a
lsr a
bcc LBF16
pla
sta $FC01
rts
lda #$03
sta $FC00
lda #$B1
sta $FC00
rts
sta $0202
pha
txa
pha
tya
pha
lda $0202
beq LBF6D
ldy $0206
beq LBF47
LBF3F:
ldx #$40
LBF41:
dex
bne LBF41
dey
bne LBF3F
LBF47:
cmp #$0A
beq LBF76
cmp #$0D
bne LBF55
jsr LBFD5
jmp LBF6D
LBF55:
sta $0201
jsr LBFC2
inc $0200
lda $FFE1
clc
adc $FFE0
cmp $0200
bmi LBF73
LBF6A:
jsr LBFDE
LBF6D:
pla
tay
pla
tax
pla
rts
LBF73:
jsr LBFD8
LBF76:
jsr LBFC2
lda $FFE0
and #$E0
sta $0202
ldx #$07
LBF83:
lda LBFF3,x
sta L0207,x
dex
bpl LBF83
ldx LBFFB,y
lda #$20
ldy $FFE1
cpy #$20
bmi LBF99
asl a
LBF99:
sta $0208
ldy #$00
LBF9E:
jsr L0207
bne LBF9E
inc $0209
inc $020C
cpx $0209
bne LBF9E
LBFAE:
jsr L0207
cpy $0202
bne LBFAE
lda #$20
LBFB8:
jsr L020A
dec $0208
bne LBFB8
beq LBF6A
LBFC2:
ldx $0200
lda $0201
LBFC8:
ldy $FFE2
bne LBFD1
sta $D300,x
rts
LBFD1:
sta $D700,x
rts
LBFD5:
jsr LBFC2
LBFD8:
lda $FFE0
sta $0200
LBFDE:
ldx $0200
lda $D300,x
ldy $FFE2
beq LBFEC
lda $D700,x
LBFEC:
sta $0201
lda #$5F
bne LBFC8
LBFF3:
lda $D000,y
sta $D000,y
iny
rts
LBFFB:
.byte $D3
.byte $D7
brk
brk
brk

14
poke.s
View File

@ -44,10 +44,10 @@ GETADR:
; "PEEK" FUNCTION
; ----------------------------------------------------------------------------
PEEK:
.ifdef CBM2_KBD
lda $12
.ifdef CBM2
lda LINNUM+1
pha
lda $11
lda LINNUM
pha
.endif
jsr GETADR
@ -59,7 +59,7 @@ PEEK:
bcc LD6F6
LD6F3:
.endif
.ifdef CBM2_KBD
.ifdef CBM2
nop ; patch that disables the compares above
nop
nop
@ -71,11 +71,11 @@ LD6F3:
.endif
lda (LINNUM),y
tay
.ifdef CBM2_KBD
.ifdef CBM2
pla
sta $11
sta LINNUM
pla
sta $12
sta LINNUM+1
.endif
LD6F6:
jmp SNGFLT

8
program.s
View File

@ -302,7 +302,7 @@ PLOD:
iny
sty JMPADRS
jsr LFFD3
jsr LF422
jsr VARTAB_MINUS_2_TO_AY
ldx #$02
jsr LFF64
ldx #$6F
@ -495,13 +495,13 @@ L2497:
inx
L2498:
.ifdef KBD
jsr LF42D
jsr GET_UPPER
.else
lda INPUTBUFFERX,x
.ifndef CBM2
.ifndef CBM2
cmp #$20
beq L2497
.endif
.endif
.endif
sec
sbc TOKEN_NAME_TABLE,y