PowerTek MC642, Operation Manual

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followed by value of mask register (integer in range 0 –255). Reading of the register can be performed with
command *ESE?. The register is automatically reset after switching on. The register is not reset with *CLS
command.
Operation Status Register
Not used in the decade box.
Questionable Status Register
Not used in the decade box.
Output Queue
The Output Queue stores response messages until they are read from control unit. If there is at minimum one
sign in the output queue, MAV register (message available) is set. The Output Queue is cleared upon power-
on and after reading all signs from output queue.
Error Queue
The Error Queue stores error messages. They are placed in a “first in, first out” queue.
The queue is read destructively using the query command “SYSTem:ERRor?” to obtain a code number and
error message. The query “SYSTem:ERRor?” can be used to read errors in the queue until it is empty, when
the message “0, No Error” will be returned.
6.8. SCPI Standard Commands
This chapter describes standard SCPI commands.
*IDN?
Syntax:
*IDN?
Description:
This command returns the identification of the manufacturer, model, serial number and
firmware revision.
Parameters:
<CPD> manufacturer
<CPD> model
<DNPD> serial number
<DNPD> firmware version
Remarks:
Overlapped command
Example:
*IDN? Response: Powertek,MC642,620151,1.00
36 Operation manual