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millfork/include/c128_kernal.mfk

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2017-12-06 23:23:30 +00:00
// Routines from Commodore 128 KERNAL ROM
#if not(CBM_128)
#warn c128_kernal module should be only used on C128-compatible targets
#endif
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// CHROUT. Write byte to default output. (If not screen, must call OPEN and CHKOUT beforehands.)
// Input: A = Byte to write.
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asm void chrout(byte register(a) char) @$FFD2 !preserves_a !preserves_x !preserves_y extern
asm void putchar(byte register(a) char) {
JSR chrout
LDA #0
STA $F4
? RTS
}
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inline void new_line() {
putchar(13)
}