8230E Optical Power Meter Operation Manual
4.5 Status Register
4-12
Conditions which clear the error register
•
When the power is turned on.
•
When “*CLS” is executed.
•
The error register is not cleared by executing “*ERR?”.
Table 4-4 Error Register
bit
Description
0
ON: Sets to 1 if the result of the ZERO execution contains an error.
1
ON: Sets to 1 when the sensor is disconnected.
2
ON: Sets to 1 if the sum of the data, which is read from the sensor, contains an error.
An incompatible sensor is connected.
3
ON: Sets to 1 if the power is turned on and any of the following self test errors occur.
ROM sum check error
RAM read/write error
Calibration data sum check error
Setting parameter sum check error
4
ON: Sets to 1 if an error occurs at the AD conversion.
5
ON: Sets to 1 if an error occurs at the USB communication.
6
ON: Sets to 1 if the battery voltage drops.
7
ON: Sets to 1 if the zero does not converge at the IV offset calibration or the full scale can
not be calibrated.
8
Not used, Fixed to 0
9
Not used, Fixed to 0
10
Not used, Fixed to 0
11
Not used, Fixed to 0
12
ON: Sets to 1 if the argument of the remote command has an error.
13
ON: Sets to 1 if an error occurs at the remote command execution.
14
ON: Sets to 1 if the remote command format has an error.
15
ON: Sets to 1 if an unrecognized remote command is received.
