91av视频/亚洲h视频/操亚洲美女/外国一级黄色毛片 - 国产三级三级三级三级

資源簡介

利用51單片機測量輸入方波頻率,并且用1602顯示,自己寫的單片機課程設計,親測可以使用。

資源截圖

代碼片段和文件信息

#include
#include
#define?uchar?unsigned?char
#define?uint?unsigned?int

sbit?FreIn?=?P3^4;//P3.4口輸入方波
uint?time=0cnt=0;
unsigned?long?fre?=?0;

uchar?code?date[]=“cymometer???????“;
uchar?code?freq[]=“f=??????Hz??????“;

void?clock_init()
{
uchar?ij;
for(i=0;i<16;i++)
{
write_data(date[i]);
}
write_com(0x80+0x40);
for(j=0;j<16;j++)
{
write_data(freq[j]);
}
}


void?Timer_Ini()
{
TMOD?=?0x15;
TH1?=?0x3c;
TL1?=?0xb0;
TH0?=?0x00;
TL0?=?0x00;
ET0?=1;
ET1?=?1;
EA?=?1;
}


void?fre_write(?uint?f)
{
write_fre(f);
}

?void?main()
?{
?init1602();
?clock_init();
?Timer_Ini();
?while(FreIn==1);
?while(FreIn==0);
?TR1?=?1;
?TR0?=?1;
?while(1)
?{
? ? ?if(time==20)
{
???while(FreIn==1);

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????8703??2018-06-02?21:46??FreTest\FreTest
?????文件????????1063??2018-06-02?21:46??FreTest\FreTest.build_log.htm
?????文件????????1208??2018-06-02?21:46??FreTest\FreTest.c
?????文件????????3274??2018-06-02?21:46??FreTest\FreTest.hex
?????文件??????????31??2018-06-02?21:46??FreTest\FreTest.lnp
?????文件????????3368??2018-06-02?21:46??FreTest\FreTest.LST
?????文件???????12819??2018-06-02?21:46??FreTest\FreTest.M51
?????文件???????10029??2018-06-02?21:46??FreTest\FreTest.OBJ
?????文件????????4918??2016-07-07?09:55??FreTest\FreTest.plg
?????文件??????167127??2018-06-02?21:46??FreTest\FreTest.uvgui.Administrator
?????文件????????5414??2018-05-31?23:01??FreTest\FreTest.uvopt
?????文件???????13848??2018-05-30?23:54??FreTest\FreTest.uvproj
?????文件???????????0??2016-07-07?08:40??FreTest\FreTest_uvproj.bak
?????文件????????1277??2018-06-02?21:45??FreTest\lcd1602.h

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