GW Instek GDS-2000 series Programming manual - Manual (Page 11)

GDS-2000 Series Programming Manual
11
4. To write data to the device, use ibwrt.
ud0: ibwrt "*IDN?"
[0100] (cmpl)
count: 5
5. To read data from your device, use ibrd. The data that is read from the
instrument is displayed. For example, to read 29 bytes, enter the following:
ud0: ibrd 29
[0100] (cmpl)
count: 29
47 57 2C 20 47 44 53 2D GW, GDS-
32 32 30 32 2C 20 50 39 2202, P9
32 30 31 33 30 2C 20 56 20130, V
2E 31 2E 30 30 .1.00
6. When you finish communicating with the device, make sure you put it offline
using the ibonl command, as follows:
ud0: ibonl 0
[0100] (cmpl)
:
The ibonl command properly closes the device handle and the ud0 prompt is no
longer available.
7. To exit Interactive control, type q.
For the details, please refer to National Instrument’s manual.
If you do not receive a proper response from the oscilloscope, please check the
power is on, the GPIB address is correct, and all cable connections are active,