poll.txt Driver File Contents (CM7326_CM7327_20030414.ZIP)

// This polling method only works in DOS-DPMI32 and Windows NT4/2000

HDCARD hdcard;
int camera;

do some initialization

// Set poll mode

// when capture

b=DCardDigitEx(hdcard,camera,.......,NULL,size,&dsize,flip);	// take a capture to the driver's DMA memory (DOS and NT only)
if (b) {
	DWORD pending=1;
	DWORD dws,dwe;
	do {
		if (DCardGetDriverParam(hdcard,0,DRVP_NOWAITCAPTURE,&pending)) {	// capture still pending ?
			if (pending==0) break;	// if capture is finished exit loop
			} else {
			pending=1;	// if GetParam error set pending
		} while(dwe-dws<120);		// check timeout
	if (pending) {				// if capture is pending
		DCardDigitEx(hdcard,camera,0,0,8,0,NULL,0,&dsize);	// stop capture

// B==TRUE if capture was OK, B==FALSE if not
// if capture OK, use DCARDPARAM.lpMem to access image data
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How To Update Drivers Manually

After your driver has been downloaded, follow these simple steps to install it.

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  • From the Properties dialog box, select the Driver tab.

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