鍗曠墖鏈烘祦姘寸伅姹囩紪璇█婧愪唬鐮佸ぇ鍏紙鍏娴佹按鐏眹缂栬瑷�婧愪唬鐮侊級
鍗曠墖鏈烘祦姘寸伅姹囩紪璇█婧愪唬鐮佸ぇ鍏紙涓�锛夊崟鐗囨満
AT89C51
鐨?/p>
P1
鍙ｆ帴
8
涓彂
鍏変簩鏋佺锛岃杩?/p>
8
涓彂鍏変簩鏋佺鑳藉鍙岀伅宸︾Щ涔嬪悗鍐嶅弻鐏彸绉伙紝褰㈡垚闇归洺鐏殑鏁堟灉锛屽姝?/p>
寰幆
5
娆″悗鍏ㄧ伃锛屽欢鏃?/p>
0.5S
銆傜伅鍙崇Щ锛屽舰鎴愰湽闆崇伅鐨勬晥鏋滐紝濡傛寰幆
5
娆″悗鍏ㄧ伃銆傚欢鏃?/p>
0.5S
銆?/p>
婧愪唬鐮?/p>
ORG 0000H
MOV A
锛?/p>
#11111100B
start
锛?/p>
MOV P1
锛?/p>
A
CALL delay
RL A
RL A
INC R0
CJNE R0
锛?/p>
#4
锛?/p>
start
MOV R0
锛?/p>
#00H
s
锛?/p>
RR A
RR A
MOV P1
锛?/p>
A
CALL delay
INC R0
CJNE R0
锛?/p>
#4
锛?/p>
s
MOV R0
锛?/p>
#00H
LJMP start
delay
锛?/p>
MOV R5
锛?/p>
#100