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HP 438A
EMULATION
COMMANDS
This section provides an alphabetical listing of the GPIB commands (mne
-
monics) used to program the Model ML2430A Series Power Meter when
in HP 438A Emulation mode. The emulation mode can be set through the
front panel SYSTEM|more|more|Rear panel|GPIB|MODE menu (see
Chapter 4, Operation) or through the GPIB command EMUL (see page
6-120).
HP Emulation commands must not
have a space between the command
header and the parameter, or commas between the parameters.
The format for HP Emulation commands is:
<command header><parameter 1><parameter
n
>...
The end of the command text must be terminated with a line feed charac
-
ter (0Ah, decimal 10) or a GPIB End of Transmission State (EOI), or both.
The ML2430A Series in HP 438A emulation mode also supports the HP
437B cal factor table edit and read commands.
?ID HP Identity request
Syntax:
?ID
Remarks:
The format of the returned string is:
<Company name>,<model>,<serial>,<firmware version>
@1 Set SRE mask
Syntax:
@1<val>
val:
8-bit mask
Remarks:
Status Byte Structure, HP 438A:
Bit 0: Data ready
Bit 1: Cal/Zero complete
Bit 2: Entry Error
Bit 3: Measurement error
Bit 4: Over/Under limit
Bit 5: Event Status Register (HP 437B only)
Bit 6: Request Service
Bit 7: N/A
AD Set display to A – B
Syntax:
AD
ML2430A OM 6-117
GPIB OPERATION HP 438A EMULATION COMMANDS