SRART: MOVX @R0,A 令ADC0809开始转换 WAIT: JB OP2.0,ADC 检测ADC0809转换完成否？ CALL DISP 调用显示子程序 JMP WAIT ADC:MOVX A,@R0 将转换好的数据送入累加器 CALL L1 调用十进制转换子程序 MOV RI,#OFFH 显示延时-SRART : R0 MOVX @ A change began to make ADC0809 WAIT : JB OP2.0, ADC conversion completed testing ADC0809 not? CALL DISP show subroutine call JMP WAIT ADC : MOVX A, @ R0 good data will be converted into the accumulator CALL L1 metric conversion subroutine call MOV RI, # OFFH show Delay