$P0000$P0124 8255 汇编

$P0000 $P0124 $P0203 $P0310 $P0400 $P0520 $P0601 $M00018001 $M0101ED82 $M0200C050 $M10001001 //INPUT $M1201ED95 //PC->AR PC+1 $M1500E016 //RAM->BUS BUS->AR $M16030401 //RI->[P] 写 RS-B