資源簡介
利用常見的AT89C51單片機產(chǎn)生正弦波,并且能通過獨立按鍵調(diào)節(jié)頻率。有C語言的源程序,有proteus的仿真圖
代碼片段和文件信息
#include??
#define?uint???unsigned?int??????????????????????????????????????????
#define?uchar??unsigned?char?
#define?uchar??unsigned?char?
sbit?wr2=P3^7;??
sbit?rs?=?P2^6;??????????????
sbit?rw=?P2^5;?
sbit?ep?=?P2^7;?
sbit?gn=P2^4;?
sbit?up=P2^3;?
sbit?down=P2^2;?
sbit?S1=P2^0;?
sbit?S2=P2^1;?
sbit?wr1=P3^0;?
sbit?dir1=P3^1;?
sbit?dir2=P3^4;??
uchar?jk=39flagamp=0xfa;?
uint?freq;??
code?uchar?v[]=“amplitude:“;??????
uchar?vv[5];??
code?uchar?f[]=“freqency:“;??
code?uint?fj[40]={999744591490419366325292265243224208194181171
????????????????16115314513813212612111611110710410097949185817471676460575350};??
code?uchar?sj[]={01234567891011121314151617181920212223242526272829313336384
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-05-19?16:46??51??正弦波\
?????文件????????4478??2015-05-18?23:06??51??正弦波\007.c
?????文件?????????165??2015-05-19?16:46??51??正弦波\007.plg
?????文件??????138996??2015-05-19?16:46??51??正弦波\007.uvgui.XFSB
?????文件??????138996??2015-05-19?16:46??51??正弦波\007.uvgui_XFSB.bak
?????文件????????6385??2015-05-19?16:46??51??正弦波\007.uvopt
?????文件???????13592??2015-05-17?20:28??51??正弦波\007.uvproj
?????文件??????111026??2015-05-17?20:27??51??正弦波\222.DSN
?????文件????????1126??2015-05-19?11:54??51??正弦波\222.PWI
?????文件??????111057??2015-05-17?20:25??51??正弦波\Last?Loaded?222.DBK
?????文件??????????34??2015-05-19?16:45??51??正弦波\STARTUP._ia
?????文件?????????212??2015-05-19?16:45??51??正弦波\Target?1.BAT
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