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

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資源簡(jiǎn)介

該資源是一些簡(jiǎn)單的模數(shù)數(shù)模轉(zhuǎn)換程序,模數(shù)轉(zhuǎn)換采用8位AD(adc0804)、數(shù)模采用8位DA(dac0832)、所有操作均在51單片機(jī)上完成,稍作修改可以移植到其他控制器上使用。希望對(duì)初次接觸的朋友有所幫助

資源截圖

代碼片段和文件信息

#include?
#include?
#include?

sbit int0=P3^2;

#define?dac XBYTE[0xa000]
#define?adc XBYTE[0xb000]
#define?pi 3.14

float?xdata?dacval[128];


unsigned?char?adcdat;

void?delay(unsigned?int?t)
{
unsigned?char?i;
while(--t)
for(i=0;i<125;i++)
{ ; }
}

void?adc_start(void)
{
adc=0xff;
}

void?adc_change(void)
{
adc_start();
while(int0);
adcdat=adc;
}

void?dac_send(void)
{
dac=adcdat;
}

void?Sin_val(void)
{
unsigned?char?i;
for(i=0;i<128;i++)
{
dacval[i]=(unsigned?char)(127.*sin(2*pi*(i/127.))+127.);
}

}

void?Sin_wave(void)
{
unsigned?char?i;
for(i=0;i<128;i++)
{
dac=dacval[i];
//delay(10);
}
}

void?main(void)
{
Sin_val();
while(1)
{
/*
adc_change();
dac_send();
delay(1000);
*/
Sin_wave();
}
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件???????7027??2008-12-11?15:48??adtoda\adtoda.plg

?????文件????????849??2008-12-11?15:48??adtoda\ad.c

?????文件???????8963??2008-12-11?15:40??adtoda\adtoda.M51

?????文件???????4570??2008-12-11?15:40??adtoda\adtoda.hex

?????文件???????1776??2008-12-11?15:23??adtoda\wave.lst

?????文件???????5016??2008-12-11?15:23??adtoda\wave.obj

?????文件???????3040??2008-12-11?15:40??adtoda\ad.LST

?????文件???????5280??2008-12-11?15:40??adtoda\ad.OBJ

?????文件???????6547??2008-12-11?15:40??adtoda\adtoda

?????文件??????????0??2008-12-11?14:43??adtoda\adtoda_Uv2.Bak

?????文件???????1977??2008-12-11?15:48??adtoda\adtoda.Uv2

?????文件???????1008??2008-12-11?15:48??adtoda\adtoda.Opt

?????文件???????1381??2008-12-12?00:54??adtoda\freq.plg

?????文件???????2055??2008-12-12?00:53??adtoda\freq.c

?????文件??????16099??2008-12-12?00:51??adtoda\freq.M51

?????文件???????6271??2008-12-12?00:51??adtoda\freq.hex

?????文件???????1979??2008-12-11?17:31??adtoda\freq_Uv2.Bak

?????文件???????1201??2008-12-11?17:31??adtoda\freq_Opt.Bak

?????文件?????????40??2008-12-12?00:51??adtoda\freq.lnp

?????文件???????6195??2008-12-12?00:51??adtoda\freq.LST

?????文件???????9853??2008-12-12?00:51??adtoda\freq.OBJ

?????文件??????10265??2008-12-12?00:51??adtoda\freq

?????文件???????2087??2008-12-12?00:54??adtoda\freq.Uv2

?????文件???????1369??2008-12-12?00:54??adtoda\freq.Opt

?????文件???????8014??2008-12-14?00:09??adtoda\adc_0804.plg

?????文件???????1322??2008-12-14?00:09??adtoda\adc_0804.c

?????文件?????????48??2008-12-14?00:08??adtoda\adc_0804.lnp

?????文件??????10134??2008-12-14?00:08??adtoda\adc_0804.M51

?????文件???????3199??2008-12-14?00:08??adtoda\adc_0804.hex

?????文件???????3735??2008-12-14?00:08??adtoda\adc_0804.LST

............此處省略12個(gè)文件信息

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