Advantech PCM-7130 Manual do Utilizador descarregar pdf (Página 64)

PCM-7130 User’s Manual 52

g_hDIO = CreateFile(szClassName, GENERIC_READ | GENERIC_WRITE, 0,

NULL,

OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);

if ( g_hDIO == INVALID_HANDLE_VALUE ) {

DebugMsg(CString("DIO driver fail"));

return; }

...

// Get the DO 2 value into nV

DWORD dwTemp;

DWORD nDO = 2;

int nV;

DeviceIoControl(g_hDIO, IOCTL_GET_DO, (LPVOID)&nDO, 4, (LPVOID)&nV, 4,

&dwTemp, NULL);

CloseHandle(g_hDIO);

3.6 Advantech Windows CE.NET standard pack

This section will describe detailed requirements on hardware support and

Windows CE.NET component as below. Users can upgrade their OS

image using the "Advantech Upgrade" tool to develop or upgrade the OS

version.

Caution: This action maybe damaged the system,if you really need

this function,please contact www.advantech.com/risc

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Advantech PCM-7130 Manual do Utilizador Página 64