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command:
*CLS
syntax:
*CLS
description:
The CLear Status command *CLS clears the following:
Error queue
Standard event status register (SESR)
Status byte register (STB)
After the *CLS command the instrument is left waiting for the next command. The instrument setting is unaltered by the
command, although *OPC/*OPC? actions are canceled.
parameters:
none
response:
none
example:
*CLS
command:
*ESE
syntax:
*ESE<wsp><value>
0
description:
The standard Event Status Enable command (*ESE) sets bits in the Standard Event Status Enable Mask (SESEM) that enable
the corresponding bits in the standard event status register (SESR).
The register is cleared:
at power-on,
by sending a value of zero.
The register is not changed by the *RST and *CLS commands.
parameters:
The bit value for the register (a 16-bit signed integer value):
Bit
7 (MSB)
6
5
4
3
2
1
8163A/B, 8164A/B & 8166A/B Mainframes Programming Guide
≤
≤
value
255
Mnemonic
Power On
Not Used
Command Error
Execution Error
Device Dependent Error
Query Error
Not Used
Instrument Setup and Status
Decimal Value
128
0
32
16
8
4
0
3
47
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