mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-12-23 01:29:33 +00:00
31 lines
571 B
ArmAsm
31 lines
571 B
ArmAsm
;---------------------------------------------------------------------
|
|
.importzp ptr1
|
|
.export _lc_set
|
|
.export _lc_resume
|
|
;---------------------------------------------------------------------
|
|
_lc_set:
|
|
sta ptr1
|
|
stx ptr1+1
|
|
tsx
|
|
lda $0102,x
|
|
ldy #$01
|
|
sta (ptr1),y
|
|
lda $0101,x
|
|
dey
|
|
sta (ptr1),y
|
|
rts
|
|
;---------------------------------------------------------------------
|
|
_lc_resume:
|
|
sta ptr1
|
|
stx ptr1+1
|
|
ldy #$01
|
|
lda (ptr1),y
|
|
beq :+
|
|
tsx
|
|
sta $0102,x
|
|
dey
|
|
lda (ptr1),y
|
|
sta $0101,x
|
|
: rts
|
|
;---------------------------------------------------------------------
|