Measurement Computing Personal488 rev.3.0 - Manual (Page 75)

Personal488 for Windows 95/98/Me/NT/2000 04-10-01 API Reference 6-7
ClearList
Syntax INT WINAPI ClearList(DevHandlePT devHandleList);
devHandleList is a pointer to a list of device handles that refer to external devices. If a
hardware interface is in the list, DCL is sent instead of SDC .
Returns -1 if error
Bus States ATN
•DCL
(all devices)
ATN
•UNL, MTA, LAG, SDC
(selected device)
Example deviceList[0] = wave;
deviceList[1] = scope;
deviceList[2] = dmm;
deviceList[3] = NODEVICE;
errorcode =
ClearList(deviceList);
Sends the Selected Device Clear
( SDC ) command to a list of
devices.
See Also Clear, Reset
The ClearList command causes the Selected Device Clear ( SDC ) command to be issued to a list of
external devices. IEEE 488 bus devices that receive a Selected Device Clear command normally reset to
their power-on state.