DH Instruments PPCK PLUS, Operation And Maintenance Manual

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PPCK+™ Operation and Maintenance Manual
©2001 DH Instruments, Inc .
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STB
Purpose
Read the Status Byte Register.
Command
“
∗
STB?”
Remarks The Status Byte Register reflects the general status of the PPCK+. The ‘MSS’ bit
state is represented by bit 6.
Example
(enhanced) Sent:
Reply:
“
∗
STB?”
“80” (The MSS and MAV bits are set)
RSE
Purpose Read or set the Ready Status Enable Register.
Command
Query “RSE n ”
“RSE?”
Default “RSE 0”
Arguments n: ’0 to 255’ This is the decimal representation of the bit(s) to enable.
To enable the RDY bit, the argument would be 1.
Remarks The Ready Status Enable Register determines which bits in the Ready Status Register
are enabled and included in the Status Byte Register (RSR bit), and can assert the
SRQ line. The reply is in decimal numeric form.
Example
(enhanced) Sent:
Query reply:
“
∗
RSE=1” (enables the RDY bit)
“1” (no reply if IEEE-488)
Errors ERR# 6: n is not valid.
RSR
Purpose
Read the Ready Status Register.
Command “RSR?”
Remarks The Ready Status Register contents are cleared after reading. The reply is in
decimal numeric form.
Example
(enhanced) Sent:
Reply: “RSR?”
“6” (The MEAS and NRDY)