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in the system bank. For one this performs better (several %), second it allows to handle the function keys in conformance with other platforms. Without the custom keyboard routine, we would have to apply some more magic to the function keys to make them work as with other cc65 targets. git-svn-id: svn://svn.cc65.org/cc65/trunk@2811 b7a2c559-68d2-44c3-8de9-860c34a00d81
24 lines
260 B
ArmAsm
24 lines
260 B
ArmAsm
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; Ullrich von Bassewitz, 06.08.1998
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; int kbhit (void);
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;
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.export _kbhit
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.import return0, return1
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.import keyidx: zp
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.proc _kbhit
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lda keyidx ; Get number of characters
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bne L1
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jmp return0
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L1: jmp return1
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.endproc
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