Agilent Technologies 8156A manual SRQ, The Service Request, Common Status Registers

Remote Commands

The Common Commands

The following figure shows how the registers are organized.

Figure 8-1 Common Status Registers

*The questionable and operation status trees are described in “STATus Commands” on page 114.

NO T E Unused bits in any of the registers return 0 when you read them.

SRQ, The Service Request

A service request (SRQ) occurs when a bit in the Status Byte register goes from 0 → 1 AND the corresponding bit in the Service Request Enable Mask is set.

The Request Service (RQS) bit is set to 1 at the same time that the

SRQ is caused. This bit can only be reset by reading it by a serial

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