Gw-instek PPH-1503 User Manual download pdf (Page 128)

PPH-1503 User Manual

128

Function

Queries the standard event register. It returns a

binary-weighted decimal value in the range of

0~255.

Example

*ESR?

198

It returns 198 as the standard event register has a

binary value of 1100 0110.

Other Status Register Commands

Command

*CLS

Function

Clears the status byte summary registers and the

all event registers.

Example

*CLS

Clears all the event registers.

Command

*OPC

Function

After all the pending operations are complete, sets

the operation complete bit in the standard event

status register.

Example

*OPC

Command

*OPC?

Function

Will return “1” to the output queue when all

pending operations have been completed.

Example

*OPC?

After the last command is executed, will return a

“1” to the output queue.

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Gw-instek PPH-1503 User Manual Page 128