mirror of
https://github.com/cc65/cc65.git
synced 2024-08-01 02:29:08 +00:00
23 lines
359 B
ArmAsm
23 lines
359 B
ArmAsm
|
|
;
|
|
; Maciej 'YTM/Elysium' Witkowiak
|
|
;
|
|
; 27.10.2001
|
|
|
|
; unsigned char kbhit (void);
|
|
|
|
.export _kbhit
|
|
|
|
.include "geossym.inc"
|
|
|
|
.proc _kbhit
|
|
|
|
ldx #0 ; High byte of result
|
|
lda pressFlag
|
|
rol ; Bit 7 is new key flag
|
|
txa ; A = 0
|
|
rol
|
|
rts
|
|
|
|
.endproc
|