#include?
unsigned?char?AD_CHANNEL;


/*******************************************************************
DAC?變換?轉化函數???????????????
*******************************************************************/
bit?DACconversion（unsigned?char?slaunsigned?char?c??unsigned?char?Val）
{
???Start_I2c（）;??????????????//啟動總線
???SendByte（sla）;????????????//發送器件地址
???if（ack==0）return（0）;
???SendByte（c）;??????????????//發送控制字節
???if（ack==0）return（0）;
???SendByte（Val）;????????????//發送DAC的數值??
???if（ack==0）return（0）;
???Stop_I2c（）;???????????????//結束總線
???return（1）;
}

/*******************************************************************
ADC發送字節[命令]數據函數???????????????
*******************************************************************/
bit?ISendByte（unsigned?char?slaunsigned?char?c）
{
???Start_I2c（）;??????????????//啟動總線
???SendByte（sla）;????????????//發送器件地址
???if（ack==0）return（0）;
???SendByte（c）;??????????????//發送數據
???if（ack==0）return（0）;
???Stop_I2c（）;???????????????//結束總線
???return（1）;
}

/*******************************************************************
ADC讀字節數據函數???????????????
*******************************************************************/
unsigned?char?IRcvByte（unsigned?char?sla）
{??unsigned?char?c;

???Start_I2c（）;??????????//啟動總線
???SendByte（sla+1）;??????//發送器件地址
???if（ack==0）return（0）;
???c=RcvByte（）;??????????//讀取數據0

???Ack_I2c（1）;???????????//發送非就答位
???Stop_I2c（）;???????????//結束總線
???return（c）;
}

//******************************************************************/
void?ad_da（）
{??
???
???switch（AD_CHANNEL）
???{
?????case?0:?ISendByte（PCF85910x41）;
?????????????D[0]=IRcvByte（PCF8591）*2;??//ADC0
			?break;??
?
	?case?1:?ISendByte（PCF85910x42）;
?????????????D[1]=IRcvByte（PCF8591）*2;??//ADC1
			?break;??

	?case?2:?ISendByte（PCF85910x43）;
?????????????D[2]=IRcvByte（PCF8591）*2;??//ADC2
			?break;??

	?case?3:?ISendByte（PCF85910x40）;
?????????????D[3]=IRcvByte（PCF8591）*2;??//ADC3
			?break;??

	?case?4:?DACconversion（PCF85910x40?D[4]/4）;?//DAC
	?????????break;
???}

???if（++AD_CHANNEL>4）?AD_CHANNEL=0;
???
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2011-04-29?13:45??觸摸屏_組態例程\
?????目錄???????????0??2011-04-29?13:45??觸摸屏_組態例程\AllFun_New組態\
?????目錄???????????0??2011-04-29?13:45??觸摸屏_組態例程\AllFun_New組態\下位機程序\
?????文件????????2232??2008-08-07?19:19??觸摸屏_組態例程\AllFun_New組態\下位機程序\AD_DA.c
?????文件????????7677??2010-03-23?00:20??觸摸屏_組態例程\AllFun_New組態\下位機程序\AD_DA.OBJ
?????文件????????2029??2010-03-23?00:21??觸摸屏_組態例程\AllFun_New組態\下位機程序\AllFun.Opt
?????文件????????2198??2010-02-15?17:14??觸摸屏_組態例程\AllFun_New組態\下位機程序\AllFun.Uv2
?????文件????????2028??2010-03-23?00:20??觸摸屏_組態例程\AllFun_New組態\下位機程序\AllFun_Opt.Bak
?????文件????????2198??2010-02-15?17:13??觸摸屏_組態例程\AllFun_New組態\下位機程序\AllFun_Uv2.Bak
?????文件???????????9??2008-08-07?20:07??觸摸屏_組態例程\AllFun_New組態\下位機程序\Del.bat
?????文件??????484352??2009-09-06?22:58??觸摸屏_組態例程\AllFun_New組態\下位機程序\KeilLib.exe
?????文件???????59544??2010-03-23?00:20??觸摸屏_組態例程\AllFun_New組態\下位機程序\LCD
?????文件????????2883??2010-02-15?17:02??觸摸屏_組態例程\AllFun_New組態\下位機程序\lcd.c
?????文件???????16049??2010-03-23?00:20??觸摸屏_組態例程\AllFun_New組態\下位機程序\LCD.hex
?????文件?????????110??2010-03-23?00:20??觸摸屏_組態例程\AllFun_New組態\下位機程序\LCD.lnp
?????文件???????13520??2008-08-07?11:56??觸摸屏_組態例程\AllFun_New組態\下位機程序\LCD.M51
?????文件?????????203??2010-03-23?00:21??觸摸屏_組態例程\AllFun_New組態\下位機程序\LCD.plg
?????文件????????9450??2010-03-20?23:52??觸摸屏_組態例程\AllFun_New組態\下位機程序\mainfun.c
?????文件???????19275??2010-03-23?00:20??觸摸屏_組態例程\AllFun_New組態\下位機程序\mainfun.OBJ
?????文件????????1242??2008-10-26?09:32??觸摸屏_組態例程\AllFun_New組態\下位機程序\Motor.c
?????文件????????6148??2010-03-23?00:20??觸摸屏_組態例程\AllFun_New組態\下位機程序\Motor.OBJ
?????文件?????????456??2008-11-11?12:54??觸摸屏_組態例程\AllFun_New組態\下位機程序\PWM.c
?????文件????????1778??2010-02-15?17:30??觸摸屏_組態例程\AllFun_New組態\下位機程序\system.c
?????文件????????2566??2010-02-15?17:13??觸摸屏_組態例程\AllFun_New組態\下位機程序\SYSTEM.H
?????文件????????6287??2010-03-23?00:20??觸摸屏_組態例程\AllFun_New組態\下位機程序\system.OBJ
?????文件????????5995??2008-08-17?23:06??觸摸屏_組態例程\AllFun_New組態\下位機程序\temp.c
?????文件?????????773??2010-02-15?16:58??觸摸屏_組態例程\AllFun_New組態\下位機程序\Timer.c
?????文件????????6347??2008-08-17?00:22??觸摸屏_組態例程\AllFun_New組態\下位機程序\VI2C_C51.c
?????文件???????11871??2010-03-23?00:20??觸摸屏_組態例程\AllFun_New組態\下位機程序\VI2C_C51.OBJ
?????文件?????1068624??2009-11-04?23:42??觸摸屏_組態例程\AllFun_New組態\組態操作視圖.jpg
?????目錄???????????0??2011-04-29?13:45??觸摸屏_組態例程\AllFun_New組態\組態畫面\
............此處省略47個文件信息