//?GPI.cpp?:?Defines?the?entry?point?for?the?DLL?application.
//
#include?“GPI.h“
#include?
#include?
#include?
#include?
#include???


#pragma?comment（lib“ceddk.lib“）
??
#define?GIO_VENDOR??CTL_CODE（FILE_DEVICE_SERIAL_PORT?2090?METHOD_BUFFERED?FILE_ANY_ACCESS）?????

static?UCHAR?*?virGpioMembase?=?NULL;

/**************************************************************************
?*????????????????????????????基礎函數定義????????????????????????????????*
?**************************************************************************/
/************************************************************
*?OutPortByte
*
*?向特定GPIO地址輸出字節
*/
static?void?OutPortByte（WORD?wAddrbyte?bValue）
{
????if（NULL?!=?virGpioMembase）
????{
????????if（?W83627_EFER?==?wAddr）
????????{
????????????WRITE_PORT_UCHAR（virGpioMembasebValue）;
????????}
????????else
????????{
????????????WRITE_PORT_UCHAR（virGpioMembase+1bValue）;??????
????????}
????	RETAILMSG（TRUE?（TEXT（“>>Liu?wenlong-OutPortByte:?Add:0x%x?Val:0x%x\r\n“）wAddrbValue））;????????????
????}
????else
????{
????????RETAILMSG（TRUE?（TEXT（“>>Liu?wenlong-OutPortByte?return?for?virGpioMembase?NULL\r\n“）））;????
????}
}

/************************************************************
*?InPortByte
*
*?從特定GPIO地址讀取字節
*/
static?byte?InPortByte（WORD?wAddr）
{
????byte?tmpRtnVal?=?0xFF;

????if（NULL?!=?virGpioMembase）
????{
????????if（?W83627_EFER?==?wAddr）
????????{
????????????tmpRtnVal?=?READ_PORT_UCHAR（virGpioMembase）;
????????}
????????else
????????{
????????????tmpRtnVal?=?READ_PORT_UCHAR（virGpioMembase+1）;??????
????????}
????	RETAILMSG（TRUE?（TEXT（“>>--Liu?wenlong-InPortByte?Add:0x%x?Val:0x%x!\r\n“）wAddrtmpRtnVal））;????????
????}
????else
????{
????????RETAILMSG（TRUE?（TEXT（“>>Liu?wenlong-InPortByte?return?for?virGpioMembase?NULL\r\n“）））;?????
????}
?
????return?tmpRtnVal;
}

/************************************************************
*?W83627Set
*
*?設定W8362?PIO?A?值
*/
static?void?W83627Set（byte?ucParaVal）
{
????RETAILMSG（TRUE?（TEXT（“>>++Liu?wenlong-W83627Set?Val:0x%x!\r\n“）ucParaVal））;???
????//enter?the?extended?function?mode，two?successive?writes?of?0x87?must?be?applied?to?
????//Extended?Function?Enable?Registers（EFERs，i.e.?2Eh）
????OutPortByte（W83627_EFER0x87）;
????OutPortByte（W83627_EFER0x87）;
?
????//CRF1（GP10-GP17?data?register?Default?0x00）
????//if?a?port?is?programmed?to?be?an?output?port，then?its?respective?bit?can?be?read/write
????//if?a?port?is?programmed?to?be?an?input?port，then?its?respective?bit?can?only?be?read
????OutPortByte（W83627_EFIR0x07）;
????OutPortByte（W83627_EFDR0x08）;
?
????//實際寫值到對應的寄存器
????OutPortByte（W83627_EFIR?0xF1）;
????OutPortByte（W83627_EFDR?ucParaVal）;????
??
????//exit?extended?function?mode
????OutPortByte（W83627_EFER0xAA）;
?
????Sleep（1）;
}

/************************************************************
*?W83627Set
*
*?讀取

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????目錄??????????0??2011-03-09?10:51??GPI

?????文件??????12591??2011-03-07?21:56??GPI\Build.log

?????文件??????11143??2011-03-08?23:38??GPI\GPI.cpp

?????文件????????642??2011-03-06?16:38??GPI\GPI.def

?????文件???????1525??2011-03-06?16:39??GPI\GPI.h

?????文件????????119??2011-03-04?00:10??GPI\GPI.reg

?????文件????????659??2011-03-02?17:16??GPI\makefile

?????目錄??????????0??2011-03-07?14:52??GPI\obj

?????目錄??????????0??2011-03-08?12:14??GPI\obj\x86

?????目錄??????????0??2011-03-08?13:57??GPI\obj\x86\debug

?????文件??????29510??2011-03-08?13:57??GPI\obj\x86\debug\GPI.obj

?????文件?????????40??2011-03-08?14:40??GPI\obj\x86\debug\_objects.mac

?????目錄??????????0??2011-03-07?21:56??GPI\obj\x86\retail

?????文件??????31285??2011-03-07?21:56??GPI\obj\x86\retail\GPI.obj

?????文件?????????41??2011-03-08?15:21??GPI\obj\x86\retail\_objects.mac

?????文件????????834??2011-03-04?17:08??GPI\sources

-----------?---------??----------?-----??----

????????????????88389????????????????????16