;把要顯示的數(shù)據(jù)送到內(nèi)存單元31H~34H中去,
SEND: MOV R7,#4
MOV R0,#31H
MOV A,#01H
SS: MOV @R0,A
INC A
INC R0
DJNZ R7,SS
RET
;譯碼
BCD: INC A
MOVC A,@A+PC
RET
DB 03FH,06H,5BH,4FH,66H,6DH,7DH,07H
DB 7FH, 6FH,77H,7CH,39H,5EH,79H,71H
END 作者: admin 時間: 2015-11-4 22:20
樓主能分享一下原理圖嗎?這樣光看程序很迷糊作者: hoanghajery 時間: 2017-5-1 16:28