A.4KB B.64KB C.8KB D.128KB
寫程序?qū)崿F(xiàn)散轉(zhuǎn)功能: (R2)=0 轉(zhuǎn)向RR0 (R2)=1 轉(zhuǎn)向RR1 (R2)=2 轉(zhuǎn)向RR2