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Chapter 3 GPIB 488.1 Library Reference

GPIB-488 3-31 Programming Reference Manual

IBPCT

Passes control to another device.

Syntax

C ibpct (int device)

Parameters

device an integer containing the device handle.

Returns

ibsta will contain a 16-bit status word as described in Appendix B, IBSTA.

iberr will contain an error code, if an error occurred.

Usage Notes

This makes the specified device the Controller-In-Charge (CIC). The GPIB board goes to the

Controller Idle state and releases the ATN line.

The device that control is passed to must have Controller capability.

Example

This example makes a device at PAD 1 the Controller-In-Charge.

C int Dev;

Dev = ibdev (0,1,0,13,1,0);

ibpct(Dev);

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Measurement-computing GPIB-488 Manuale Utente Pagina 44