empathicqubit/cc65
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

fixed it and saved 1 byte

Browse source 
git-svn-id: svn://svn.cc65.org/cc65/trunk@27 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cpg 2000-06-07 22:10:45 +00:00
parent 68cf78c01d
commit 87fa3e147f
1 changed files with 6 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

16
libsrc/atari/kbhit.s
View file

@ -1,5 +1,5 @@
;
; Ullrich von Bassewitz, 06.08.1998
; Christian Groessler, 19-Feb-2000
;
; int kbhit (void);
;
@ -10,12 +10,8 @@
.include "atari.inc"
_kbhit:
lda CH ; Get number of characters
cmp #$FF
bne L1
jmp return1
L1: jmp return0
ldx CH ; last pressed key
inx ; 255 means "no key"
bne L1
jmp return0
L1: jmp return1