求助单片机汇编语言数字时钟设计答:DAA MOVHOUR,A CJNEA,#0X24,M_BACK MOVHOUR,#0 AJMPM_BACK M_HOURDEC:CJNEA,#2,M_MINU MOVA,HOUR ADDA,#0X99 DAA MOVHOUR,A CJNEA,#0X99,M_BACK MOVHOUR,#0X23 AJMPM_BACK M_MINU:CJNEA,#3,M_MINUDEC MOVA,MINU ADDA,#1 DAA MOVMINU,A CJNEA,#0X60,M_BACK MOVMINU,#0 A...