Gw-instek GDM-8246 Programming Manual Manuel d'utilisateur télécharger pdf (Page 12)

GDM-8246 MULTIMETER

PROGRAMMER MANUAL

⎯ 22 ⎯

Examples:

*ESE 65 sets the ESER to binary 0100 0001.

If the ESER contains the binary value 1000 0010, the *ESE? will return

the value of 130.

*ESR? (query only)

Function:

Return and clear the contents of the Standard Event Status Register

(SESR).

Syntax:

*ESR?

Returns:

<NR1> is a number from 0 to 255 that indicates the decimal value of the

binary bits of the ESER.

Examples:

If the ESER contains the binary value 1100 0110, the *ESR? will return

the value of 198.

*IDN? (query only)

Function:

Return the unique identification code of the DMM.

Syntax:

*IDN?

Returns:

<string> includes Manufacturer, model number, serial number and

firmware version.

GDM-8246 MULTIMETER

PROGRAMMER MANUAL

⎯ 23 ⎯

Examples:

*IDN? Returns

GW_Inc, GDM-8246, FW1.00

*OPC

Function:

The command form (*OPC) sets the operation complete bit (bit 0) in the

Standard Event Status Register (SESR) when all pending operations are

finished.

The query form (*OPC?) tells the Digital Multimeter to place an ASCII 1

in the Output Queue when the DMM completes all pending operations.

Syntax:

*OPC

*OPC?

Returns:

*RST (no query form)

Function:

Set all control settings of DMM to 1000V DCV range but does not purge

stored setting. The equivalent panel control will be set as below:

*SRE

Function:

Set the contents of the Service Request Enable Register (SRER). The

query form returns the contents of the SRER. Bit 6 of the SRER is

always zero. The bits on the SRER correspond to the bits on the SBR.

Syntax:

*SRE <NR1>

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 27 28

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