. . . continued
void check_error(char *func_name)
{
/* Read error queue to determine if errors have occurred */
char message[80];
int length = 80;
IOOUTPUTS(ADDR, "SYST:ERR?", 9); /* Read the error queue */
IOENTERS(ADDR, message, &length); /* Enter error string */
while (atoi(message) != 0) /* Loop until all errors are read */
{
printf("Error %s in function %s\n\n", message, func_name);
IOOUTPUTS(ADDR, "SYST:ERR?", 9);
IOENTERS(ADDR, message, &length);
}
}
/**************************************************************************/
void burst_trig(void)
{
/* Trigger the function generator to output a single burst. To output
a continuous burst change the trigger source to "IMMediate".
To change the trigger source, send "TRIG:SOUR IMM" in the
"out_waveform" function. */
IOOUTPUTS(ADDR, "*TRG", 4); /* or "IOTRIGGER(ADDR);" */
}
/**************************************************************************/
End of Program 1
6
Chapter 6 Application Programs
Using the APPLy Command
251
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