HP E1340A, User Manual

Page: 30 / 295

/*********************************************************************************/
void rst_clr(void)
{
float into;
/*
Executes the commands that resets the AFG and clears its error register
*/
IOOUTPUTS(ADDR, “*RST;*OPC?”, 10);
IOENTER(ADDR, &into);
IOOUTPUTS(ADDR, “*CLS;*OPC?”, 10);
IOENTER(ADDR, &into);
}
/*********************************************************************************/
void check_error(char *func_tion)
{
char into[161];
int length = 160;
IOOUTPUTS(ADDR, “SYST:ERR?”, 9); /* Query error register */
IOENTERS(ADDR, into, &length); /* Enter error message */
if (atoi(into) != 0) /* Determine if error is present */
/* If errors present, print and exit */
{
while (atoi(into) != 0)
{
printf(“Error %s in function %s\n\n”, into, func_tion);
IOOUTPUTS(ADDR, “SYST:ERR?”, 9);
IOENTERS(ADDR, into, &length);
}
exit(1);
}
}
Chapter 1 Getting Started with the HP E1340A 30