National Instruments GPIB-PC - Page 142

Section Four A BASICA/QuickBASIC GPIB-PC Function Calls
©National Instruments Corp. 4A-67 GPIB-PC User Manual
Board Example:
1. Request to be System Controller if the interface board BRD0%
is not currently so designated.
100 V% = 1 ' Any non-zero value will do.
110 CALL IBRSC (BRD0%,V%)