Chapter 3
Local Command Set
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National Instruments Corporation
3-41
RREG?
Purpose
Read a 16-bit VXI register from a device.
Query Syntax
RREG? <logical address>, <reg offset>
where
<logical address>
is the device to read from and
<reg offset>
is the number
of bytes to offset from the base of the VXI registers for that device.
Response
Program response:
<hex word value>
<CRLF>
Console response:
Value 0x<hex word value> (<word value>) read from Logical Address
<logical address>, Register offset 0x<reg offset>
<CRLF>
Example
Read Device Type register from Logical Address 12.
RREG? 12,2
