c语言和汇编的程序八个LED依次左移逐个点亮,点亮后在依次右移逐个点亮不...答:汇编语言 LEDEQU 30H ORG 0000H LJMP MAIN ORG 0030H MAIN:CLR EA MOV SP,#5FH MOV LED,#0FEH MOV R0,#7 LOOP:MOV R7,#50 LCALL DELAY MOV A,LED RL A MOV LED,A MOV P3,A DJNZ R0,LOOP MOV R0,#7 LOOP1:MOV R7,#50 LCALL DELAY MOV A,LED RR A MOV LED,A MOV P3,A ...
用汇编语言写一程序,利用定时计数器,定时一秒,一个数码管秒个位加1...答:ORG 0000H JMP START ORG 000BH INC R2 RETI START:SETB TR0 MOV IE, #82H MOV R3, #127 LP: MOV R4, #0 DP: MOV A, R4 MOV DPTR, #TAB MOVC A, @A + DPTR MOV P3, A MOV P0, R3 MOV A, R3 RR A MOV R3, A CJNE R2,...