1
0
mirror of https://github.com/cc65/cc65.git synced 2024-11-07 21:10:15 +00:00
cc65/libsrc/cbm610/kbhit.s

24 lines
249 B
ArmAsm
Raw Normal View History

;
; Ullrich von Bassewitz, 06.08.1998
;
; int kbhit (void);
;
.export _kbhit
.import return0, return1
.include "zeropage.inc"
.proc _kbhit
lda KeyIndex ; Get number of characters
bne L1
jmp return0
L1: jmp return1
.endproc