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Sym-1 lib changes

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This commit is contained in:
Wayne Parham
2021-06-06 21:28:03 -05:00
parent e687f2f048
commit 6c4c959141
17 changed files with 339 additions and 421 deletions
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17
libsrc/sym1/tapeio.s
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@@ -1,12 +1,9 @@
; ---------------------------------------------------------------------------
; tapeio.s
;
; for Sym-1
; Wayne Parham (wayne@parhamdata.com)
;
; Wayne Parham
; int loadt (int id);
; int dumpt (int id, int start_addr, int end_addr);
;
; wayne@parhamdata.com
; ---------------------------------------------------------------------------
.include "sym1.inc"
@@ -17,7 +14,7 @@
.segment "CODE"
.proc _loadt: near
; ---------------------------------------------------------------------------
sta P1L ; Tape record ID to P1L
ldx #$00
stx P1H
@@ -30,11 +27,11 @@
error: ldx #$00
lda #$FF ; or 00FF if not
done: rts
; ---------------------------------------------------------------------------
.endproc
.proc _dumpt: near
; ---------------------------------------------------------------------------
sta P3L ; End address
stx P3H
jsr popax
@@ -53,6 +50,6 @@ done: rts
error: ldx #$00
lda #$FF ; or 00FF if not
done: rts
; ---------------------------------------------------------------------------
.endproc