Rockwell Automation 6008-SV2R VMEbus remote I/O Scanner - Manual (Page 152)

Chapter
Programming the Scanner
8
8Ć18
sample code for VMEbus operations
/*
**
** BUS.C –– Sample Code VME bus operations
**
*/
#include ”6008sv2.h”
#include ”busmgr.h”
/*
**
** INIT_BUS_OPS() –– initialize VMEbus access
**
**
This function checks for the EPC Bus Manager driver, then enables interrupts
** on IRQ4, the VMEbus interrupt used by the 6008SV2 as a default.
**
*/
void
init_bus_ops (void)
{
int i;
/* check for bus manager */
if (EpcCkBm() != EPC_SUCCESS) {
fprintf(stderr, ”Bus Manager not loaded\n”);
exit(–1);
}
for (i = 1; i < 8; i++)
EpcEnIntr((unsigned short) i);
return;
}