Files
open-roms/c64/kernal/iec_set_idle.s
T

8 lines
171 B
ArmAsm

iec_set_idle:
lda CI2PRA
ora #BIT_CI2PRA_CLK_OUT ; pull
and #$FF - BIT_CI2PRA_DAT_OUT - BIT_CI2PRA_ATN_OUT ; release
sta CI2PRA
rts