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VM4016 Command Dictionary 59
*STB?
Purpose
Queries the Status Byte Register
Type
IEEE 488.2 Common Command
Command Syntax
N/A
Command Parameters
N/A
*RST Value
N/A
Query Syntax
*STB?
Query Parameters
N/A
Query Response
Numeric ASCII value from 0 to 255
Description
The Read Status Byte (STB) query fetches the current contents of the Status Byte
Register. See the IEEE 488.2 specification for additional information regarding the
Status byte Register and its use. The layout of the Status Register is:
Bit 0 – Unused
Bit 1 – Unused
Bit 2 – Error Queue Has Data
Bit 4 – Questionable Status Summary (not used)
Bit 5 – Message Available
Bit 6 – Master Summary Status
Bit 7 – Operation Status Summary
Examples Command / Query Response (Description)
*STB?
16 (Queries the Status Byte Register)
Related Commands
N/A