This page (revision-16) was last changed on 03-Feb-2023 15:21 by Steve N 

This page was created on 23-Jan-2016 02:37 by Steve N

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Page revision history

Version Date Modified Size Author Changes ... Change note
16 03-Feb-2023 15:21 25 KB Steve N to previous
15 26-Jan-2016 01:32 25 KB Steve N to previous | to last Added table of contents
14 24-Jan-2016 11:42 25 KB Steve N to previous | to last Amended relocation text
13 24-Jan-2016 09:38 25 KB Steve N to previous | to last Added alternate drive check information. Needs comments on status codes.
12 24-Jan-2016 05:58 24 KB Steve N to previous | to last Added credit information
11 23-Jan-2016 10:21 24 KB Steve N to previous | to last Cleaned up the English from Google English to UK English in the examples sectio.
10 23-Jan-2016 10:03 24 KB Steve N to previous | to last Previously missed out a couple of updates
9 23-Jan-2016 10:02 24 KB Steve N to previous | to last Cleaned up plenty of copied and pasted code.
8 23-Jan-2016 08:32 24 KB Steve N to previous | to last Wiki restricts consecutive spaces to 1, using code formatting to stop this.
7 23-Jan-2016 06:55 24 KB Steve N to previous | to last Added download location information and amended formatting...
6 23-Jan-2016 06:49 24 KB Steve N to previous | to last Formatting amendments... needs a lot more
5 23-Jan-2016 06:41 24 KB Steve N to previous | to last Formatting corrections...
4 23-Jan-2016 03:13 24 KB Steve N to previous | to last Added .cfg file details
3 23-Jan-2016 02:57 23 KB Steve N to previous | to last Cleaned up formatting a lot. Ready for public viewing and amendment.
2 23-Jan-2016 02:45 23 KB Steve N to previous | to last Some headers set up, still needs lots of reformatting... (work in progress)
1 23-Jan-2016 02:37 25 KB Steve N to last Initial raw dump from document released on AtariAge

Page References

Incoming links Outgoing links
XBIOS
XBIOS

Version management

Difference between version and

At line 377 changed 3 lines
xIRQEN equ xBIOS+$3ea ; User IRQ (1 byte)
xSEGMENT equ xBIOS+$3f4 ; Bytes to go in binary file segment (2 bytes)
xNOTE equ xBIOS+$3f6 ; File pointer (3 bytes)
xIRQEN equ xBIOS+$3ea ; User IRQ (1 byte)
xSEGMENT equ xBIOS+$3f4 ; Bytes to go in binary file segment (2 bytes)
xNOTE equ xBIOS+$3f6 ; File pointer (3 bytes)
At line 381 changed one line
PUPBT1 equ $033D ;power-up validation byte 1
PUPBT1 equ $033D ;power-up validation byte 1
At line 383 changed one line
icl 'atarihw.ah'
icl 'atarihw.ah'
At line 385 changed one line
opt h+o+l+
opt h+o+l+
At line 418 changed one line
run_adr lda #$74
run_adr lda #$74
At line 446 changed one line
lda #$22
lda #$22
At line 448 changed one line
lda #$40
lda #$40
At line 450 changed one line
rts
rts
At line 452 changed 3 lines
MyNMI sta nmiA
sty nmiY
MyNMI sta nmiA
sty nmiY
At line 460 changed one line
At line 476 changed one line
endnmi lda #0
endnmi lda #0
At line 478 changed one line
ldy #0
ldy #0
At line 480 changed one line
rti
rti
At line 500 changed one line
org $0c00
org $0c00
At line 502 changed one line
:$c300 .byte $ff
:$c300 .byte $ff
At line 509 changed one line
opt h+o+l+
opt h+o+l+
At line 514 changed one line
org $c00
org $c00
At line 531 changed 2 lines
MyNMI sta vbisaveA+1
stx vbisaveX+1
MyNMI sta vbisaveA+1
stx vbisaveX+1
At line 534 changed one line
speed lda #0
speed lda #0
At line 536 changed 9 lines
loadpat ldx #0
lda pat,x
bmi pass
asl @
asl @
asl @
asl @
sta wp+1
pass inx
loadpat ldx #0
lda pat,x
bmi pass
asl @
asl @
asl @
asl @
sta wp+1
pass inx
At line 547 changed 9 lines
wp ldx #0
lda ins,x
sta audc1
lda frq,x
sta audf1
inc wp+1
dec speed+1
bpl pass2
lda #5
wp ldx #0
lda ins,x
sta audc1
lda frq,x
sta audf1
inc wp+1
dec speed+1
bpl pass2
lda #5
At line 557 changed 8 lines
wp1 lda #$20
sta pass2+1
eor #$60
sta wp1+1
pass2 ldx #0
lda ins,x
sta audc2
inc pass2+1
wp1 lda #$20
sta pass2+1
eor #$60
sta wp1+1
pass2 ldx #0
lda ins,x
sta audc2
inc pass2+1
At line 566 changed 3 lines
vbisaveA lda #0
vbisaveX ldx #0
rti
vbisaveA lda #0
vbisaveX ldx #0
rti
At line 570 changed 10 lines
ins .byte $0F,$AF,$AC,$A7,$A2,$00,$04,$A3
.byte $22,$21,$A1,$00,$00,$00,$00,$00
.byte $AF,$AF,$09,$07,$05,$04,$04,$03
.byte $03,$03,$02,$02,$02,$01,$01,$00
.byte $87,$84,$83,$82,$81,$00,$00,$00
.byte $00,$00,$00,$00,$00,$00,$00,$00
.byte $84,$84,$84,$84,$84,$84,$83,$83
.byte $83,$83,$82,$82,$81,$81,$00,$00
.byte $83,$82,$81,$81,$81,$00,$00,$00
.byte $00,$00,$00,$00,$00,$00,$00,$00
ins .byte $0F,$AF,$AC,$A7,$A2,$00,$04,$A3
.byte $22,$21,$A1,$00,$00,$00,$00,$00
.byte $AF,$AF,$09,$07,$05,$04,$04,$03
.byte $03,$03,$02,$02,$02,$01,$01,$00
.byte $87,$84,$83,$82,$81,$00,$00,$00
.byte $00,$00,$00,$00,$00,$00,$00,$00
.byte $84,$84,$84,$84,$84,$84,$83,$83
.byte $83,$83,$82,$82,$81,$81,$00,$00
.byte $83,$82,$81,$81,$81,$00,$00,$00
.byte $00,$00,$00,$00,$00,$00,$00,$00
At line 581 changed 8 lines
frq .byte $04,$C0,$D0,$E0,$F0,$00,$04,$C0
.byte $D0,$E0,$F0,$00,$00,$00,$00,$00
.byte $98,$A8,$03,$03,$03,$03,$03,$03
.byte $03,$03,$03,$03,$03,$03,$03,$03
.byte $00,$00,$00,$00,$00,$00,$00,$00
.byte $00,$00,$00,$00,$00,$00,$00,$00
.byte $00,$00,$00,$00,$00,$00,$00,$00
.byte $00,$00,$00,$00,$00,$00,$00,$00
frq .byte $04,$C0,$D0,$E0,$F0,$00,$04,$C0
.byte $D0,$E0,$F0,$00,$00,$00,$00,$00
.byte $98,$A8,$03,$03,$03,$03,$03,$03
.byte $03,$03,$03,$03,$03,$03,$03,$03
.byte $00,$00,$00,$00,$00,$00,$00,$00
.byte $00,$00,$00,$00,$00,$00,$00,$00
.byte $00,$00,$00,$00,$00,$00,$00,$00
.byte $00,$00,$00,$00,$00,$00,$00,$00
At line 590 changed 8 lines
pat .byte $00,$80,$00,$80,$01,$80,$00,$00
.byte $80,$00,$00,$80,$01,$80,$03,$80
.byte $00,$80,$00,$80,$01,$80,$02,$02
.byte $00,$80,$01,$01,$80,$00,$03,$80
.byte $00,$80,$00,$80,$01,$80,$00,$00
.byte $80,$00,$00,$80,$01,$80,$03,$80
.byte $00,$00,$00,$80,$01,$00,$00,$80
.byte $00,$80,$01,$01,$80,$00,$01,$00
pat .byte $00,$80,$00,$80,$01,$80,$00,$00
.byte $80,$00,$00,$80,$01,$80,$03,$80
.byte $00,$80,$00,$80,$01,$80,$02,$02
.byte $00,$80,$01,$01,$80,$00,$03,$80
.byte $00,$80,$00,$80,$01,$80,$00,$00
.byte $80,$00,$00,$80,$01,$80,$03,$80
.byte $00,$00,$00,$80,$01,$00,$00,$80
.byte $00,$80,$01,$01,$80,$00,$01,$00
At line 602 changed 3 lines
:$C000 .byte $ff
org $D800
:$2700 .byte $ff
:$C000 .byte $ff
org $D800
:$2700 .byte $ff
At line 606 changed one line
run_adr lda #$74
run_adr lda #$74
This page (revision-16) was last changed on 03-Feb-2023 15:21 by Steve N  Top