Files
open-roms/c64/kernal/iec/iec_release_atn.s
T

15 lines
140 B
ArmAsm

#if CONFIG_IEC
iec_release_atn:
lda CIA2_PRA
and #$FF - BIT_CIA2_PRA_ATN_OUT // release
sta CIA2_PRA
rts
#endif // CONFIG_IEC