3
Programming
186
Keysight 53147A/148A/149A Operating and Programming Guide
Questionable Data Status Register Group
The Questionable Data Status Register Group monitors
SCPI-defined conditions.
lists the Questionable Data Status Register bits and briefly describes
each bit.
A detailed description of each bit in the Questionable Data Status Register Group
follows:
–
Bits 0-2
are not used.
–
Bit 3 (Power)
. Power Cal is turned off or the Power Cal tables in EEPROM are
defective or missing.
–
Bit 5 (Frequency)
is a condition bit which indicates that frequency
measurements may be affected by component failures.
NOTE
For this register group, the transition filter is fixed as PTR with all bits set to
ones. This cannot be changed or queried.
Table 3-12
Questionable Data Status Register
Bit
Weight
Description
0 - 2
—
Not used
3
8
Power
4
—
Not used
5
32
Frequency
6 - 11
—
Not used
12
4096
Hardware Summary
13
—
Not Used
14
16384
Command Warning
15
—
Not used, since some controllers may have difficulty reading a 16-bit
unsigned integer. The value of this bit is always 0.
Содержание 53147A
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