FireFox Synthesizer User Manual
30
© 2008 Jackson-Labs
2.4 Serial Communication Setup
The RS-232 serial configuration used in the FireFox Signal Generator is 8-bit word-length, no parity,
1 stop-bit. A Windows Hyper-Terminal is sufficient to transfer commands into the FireFox Signal
Generator (turn
echo
on as described in section
2.5.8.1.2
.to see your typing).
2.5 Support for IEEE488.2 Mandated Commands
The SCPI standard requires several commands to be implemented for full standard compliance. The
following list describes these mandated commands. These commands are not required for the
operation of the FireFox Signal Generator, they are only provided for standard compliance.
*IDN?
This commands identifies the Firefox and will display the following string:
Jackson-Labs, FireFox Synthesizer, Firmware Rev [x].[x]
*RST
This command sets back the default values of the Frequency and Sweep subsystem. No signal is
being generated.
Power is set to the minimum of -40dBm and the phase offset is set to 0 Degrees. The serial speed and
echo status remain unchanged after a *RST command.
*ESR?
This command queries the contents of the Standard Event Status register (SESR) as defined by
IEEE488.2
Only the followings bits are managed:
•
bit 4: Execute error. This bit is set whenever an error occurred in the execution of a command.
•
bit 5: Command error. This bit set whenever a command with a wrong syntax is received
•
bit 7: Power On. This bit is set at all time.
*ESE
This command sets the contents of the register Standard Event Status Enable register. It is a mask
specifying which bit of the Standard Event Status register should be displayed in the ESR register.
*ESE?
This command queries the value of the register SESE.
*CLS
This command clears the register OPER, SESR and ESE.
Summary of Contents for FireFox
Page 1: ...FireFox Synthesizer User Manual Document 0012008 Version 004 Date 10 April 2008...
Page 2: ...FireFox Synthesizer User Manual Copyright 2008 Jackson Labs...
Page 34: ...FireFox Synthesizer User Manual 28 2006 Jackson Labs...
Page 46: ...FireFox Synthesizer User Manual 40 2008 Jackson Labs SOURce POWer...
