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74HC595多片級聯操作代碼, 74HC595操作說明代碼,注釋詳盡。

代碼片段和文件信息
#include
#include
#define?uchar?unsigned?char
#define?uint?unsigned?int
sbit?DATA=P1^0;
sbit?ck=P1^1;
sbit?oe=P1^2;
void?ser595(uchar?Data);
void?delay(uint?m);
void?main()
{
????while(1){
????ser595(0x01);
delay(10);
ser595(0x03);
delay(10);
ser595(0x05);
delay(10);
ser595(0x08);
delay(10);}
//while(1);
}
void?ser595(uchar?Data)
{????
?????uchar?kbuf;
?buf=Data;
?????ck=0;
?for(k=0;k<8;k++)
?{?
????ck=0;
oe=0;
//delay(1);
buf=buf<<1;
????DATA=buf&0x80;
//delay(1);
ck=1;
oe=1;
_nop_();
_nop_();
//delay(1);
?}
}
void?delay(uint?m)
{
????uint?x;
for(;m>0;m--)
{
????for(x=50000;x>0;x--)
{;}
}
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-05-18?09:52??74hc595\
?????文件????????3046??2012-08-26?11:31??74hc595\595
?????文件????????2604??2012-08-26?14:23??74hc595\595.LST
?????文件????????6161??2012-08-26?11:31??74hc595\595.M51
?????文件????????3061??2012-08-26?14:23??74hc595\595.OBJ
?????文件?????????717??2012-08-26?16:56??74hc595\595.c
?????文件?????????403??2012-08-26?11:31??74hc595\595.hex
?????文件??????????23??2012-08-26?11:31??74hc595\595.lnp
?????文件????????1454??2012-08-26?11:31??74hc595\595.plg
?????文件???????????0??2012-08-26?11:20??74hc595\595.uv2
?????文件????????3581??2012-08-26?14:23??74hc595\595_1
?????文件????????5508??2012-08-26?14:23??74hc595\595_1.M51
?????文件????????1094??2012-08-26?14:24??74hc595\595_1.Opt
?????文件????????2058??2012-08-26?14:24??74hc595\595_1.Uv2
?????文件?????????387??2012-08-26?14:23??74hc595\595_1.hex
?????文件?????????171??2012-08-26?20:30??74hc595\595_1.plg
?????文件???????????0??2012-08-26?13:56??74hc595\595_1_Uv2.Bak
?????文件????????3280??2012-08-25?00:24??74hc595\74hc595
?????文件????????6204??2012-08-25?00:24??74hc595\74hc595.M51
?????文件?????????354??2012-08-25?00:24??74hc595\74hc595.hex
?????文件??????????33??2012-08-25?00:24??74hc595\74hc595.lnp
?????文件????????2723??2012-08-25?00:24??74hc595\74hc595.lst
?????文件????????3576??2012-08-25?00:24??74hc595\74hc595.obj
?????文件????????2409??2012-08-25?00:24??74hc595\74hc595.plg
?????文件???????????0??2012-08-24?22:49??74hc595\74hc595.uv2
?????文件????????5115??2012-08-17?16:51??74hc595\STARTUP.A51
?????文件???????11789??2012-08-26?14:23??74hc595\STARTUP.lst
?????文件?????????868??2012-08-26?14:23??74hc595\STARTUP.obj
?????目錄???????????0??2015-05-18?09:52??74hc595\時鐘\
?????文件????????3717??2012-08-29?18:43??74hc595\時鐘\Text1.LST
?????文件????????5046??2012-08-29?18:43??74hc595\時鐘\Text1.OBJ
............此處省略13個文件信息
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