Agilent Technologies Infiniium 90000 Series Programmer's Manual page 1066

38
Sample Programs
/* Query for a number result.
* --------------------------------------------------------------- */
void do_query_number(query)
char *query;
{
}
/* Query for numbers result.
* --------------------------------------------------------------- */
void do_query_numbers(query)
char *query;
{
}
/* Query for an IEEE definite-length byte block result.
* --------------------------------------------------------------- */
int do_query_ieeeblock(query)
char *query;
{
1066
char message[80];
strcpy(message, query);
strcat(message, "\n");
err = viPrintf(vi, message);
if (err != VI_SUCCESS) error_handler();
err = viScanf(vi, "%lf", &num_result);
if (err != VI_SUCCESS) error_handler();
check_instrument_errors();
char message[80];
strcpy(message, query);
strcat(message, "\n");
err = viPrintf(vi, message);
if (err != VI_SUCCESS) error_handler();
err = viScanf(vi, "%,10lf\n", dbl_results);
if (err != VI_SUCCESS) error_handler();
check_instrument_errors();
char message[80];
int data_length;
strcpy(message, query);
strcat(message, "\n");
err = viPrintf(vi, message);
if (err != VI_SUCCESS) error_handler();
data_length = IEEEBLOCK_SPACE;
err = viScanf(vi, "%#b\n", &data_length, ieeeblock_data);
if (err != VI_SUCCESS) error_handler();
if (data_length == IEEEBLOCK_SPACE )
{
Agilent Infiniium 90000 Series Oscilloscopes Programmer's Reference