Rockwell-automation 1747-PCINT API Software for 1746 I/O Manual de usuario descargar pdf (Pagina 137)

OC_WaitForEosDmdOut Library of Routines 6–83

Publication 1747-6.5.3 June 1998

Example:

HANDLE handle;

intrc;

MSGBUF eosMSG

/* Request an output scan, but don’t wait */

OC_DemandOutputScan(handle, OCNOWAIT);

/* Could have other code here */

/* Wait 1 second for the EOS */

rc = OC_WaitForEosDmdOut(handle, 1000);

switch(rc) {

case SUCCESS:/* got EOS*/

/* reset the EOS_DMDOUT event*/

OC_PollScanner (handle,OCMSG_EOS_DMDOUT,&eosMSG);

/* do logic, etc. sychronized with the I/O scan */

break;

case ERR_OCRESPONSE:/* timed out */

printf(“\nTimed out waiting for EOS\n”);

break;

default;

printf(“\nError!\n”);

break;

}

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Rockwell-automation 1747-PCINT API Software for 1746 I/O Manual de usuario Pagina 137