我用单片机汇编语言让4个数码管同时显示1234,结果显示的是乱码?_百 ...答:MAIN: LCALL DISP MOV 00H,#1 MOV 01H,#2 MOV 02H,#3 MOV 03H,#4 AJMP MAIN DISP: MOV A,00H ACALL SEG7 MOV P1,A MOV P0,#01H ACALL DLY MOV A,01H ACALL SEG7 MOV P1,A MOV P0,#02H ACALL DLY MOV A,02H ACALL SEG7 MOV P1,A MOV P0,#04H ACALL DLY MOV A,...
用AT89C51单片机,4位共阴极数码管,显示出1234 程序怎么写??? 请各位...答:DJNZ R3,D2 INC R0 MOV A,R2 ANL P1,A D3: MOV R3,#250 DJNZ R3,MOV A,R2 RL A MOV R2,A JB ACC.6,D1 RET TAB: DB 3FH,06H,5BH,4FH DB 66H,6DH,7DH,07H DB 7FH,6FH,77H,7CH DB 39H,5EH,79H,71H DB 40H END ...