HP E8402A, Руководство пользователя и обслуживания, Страница: 89 / 249

Programming the Enhanced Monitor 91
Chapter 3
STATus:OPERation:CONDition?
The STATus:OPERation:CONDition? query returns an integer representing the
contents of the condition register associated with the operation status group. The
condition register continuously monitors the hardware and firmware status of the
instrument. There is no latching or buffering for this register; it is updated in real
time. Condition registers are read-only. The following table describes each bit in the
OPERation status group:
Returned Data
Comments
•
The condition register reflects the real-time state. This differs from events
which are latching.
Reset Condition
*RST does not affect the status system.
Related
Commands
STATus:OPERation:EVENt?, STATus:OPERation:ENABle
Bit Description Decimal
Value
0 CALibrating. While a “1”, the instrument is calibrating. 1
1 Unused 2
2 Unused 4
3 Unused 8
4 Measuring. While a “1”, the instrument is measuring. 16
5 Unused 32
6 Unused 64
7 Unused 128
8 Unused 256
9 Mainframe power-down. While a “1”, the instrument is in the
power-down state (command execution is only available through the
Enhanced Monitor’s RS-232 port with ex5V supply). 512
10 History Queue full. While a “1”, history queue is full and is accepting no
more events. 1024
11 Front Panel Keys. Momentarily set to “1” when monitor detects any front
panel key pressed. Use Event Register to monitor events. 2048
12 Unused 4096
13 Reserved 8192
14 Reserved 16384
15 Always Zero 32768
Type Range Default Description
int16 0 - 32767 none Bit mask indicating which conditions are set (1) or cleared (0)
in the OPERation status group. Each condition has a decimal
weighted value.