Recall System Setup – Control Byte #19 (13h)
Description: Recalls system setup parameters from a specific store location. Storage locations depend on the
measurement mode of the current setup. When the current mode is Spectrum Analyzer, Spectrum Analyzer setups
(1-10) can be recalled. When the current mode is Power Meter, one of the 5 Power Meter setups can be recalled..
When the current mode is T1/E1, one of the T1/E1 setups can be recalled (1-5).
The Spectrum Master recalls all parameters described in Query System Status - Control Byte #29 (1Dh), (except
Serial Port Echo Status) from the specified store location. The recalled setup does not automatically become the
power-on runtime setup when exiting remote. Therefore, a call to #29 will not display the parameters in that setup.
You may want to save the recalled setup as the run-time setup by saving it to setup location 0 (which holds the
power-on runtime setup). See control byte #18 (12h) for details.
Bytes to Follow: 1 byte
1) Location from which to recall system setup parameters:
0
1 – 10
1 – 5
1 – 5
254
255
Spectrum Master Returns: 1 byte
1) 255 (FFh) Operation Complete Byte
224 (E0h) Parameter Error : Invalid store location or no saved setup
227 (E3h) Frequency Mismatch Error
238 (EEh) Time-out Error
OBSOLETE: Query System Status – Control Byte #20 (14h)
This command exists for backward compatibility with the MS2711B To access the new features use Control
Byte #29 (1Dh). This command cannot be used with a frequency extension module (option 6 required)
attached.
Description: Queries the Spectrum Master for current system settings.
The current state of the Spectrum Master represents the state after the last successful remote control operation.
For example, change the start frequency to another valid frequency while in remote mode, then execute control byte
#29. The new start frequency will be returned in bytes 4-7, even though no sweep has been performed with that
frequency.
Bytes to Follow: 0 bytes
Spectrum Master Returns: 310 bytes
1) Measurement Mode
2-3) Number of Data Points (400)
4) Start Frequency (in Hz) (Highest byte)
5) Start Frequency (in Hz)
6) Start Frequency (in Hz)
7) Start Frequency (in Hz) (Lowest byte)
8) Stop Frequency (in Hz) (Highest byte)
9) Stop Frequency (in Hz)
10) Stop Frequency (in Hz)
11) Stop Frequency (in Hz) (Lowest byte)
12
See Control Byte #3 for available measurement modes.
16
= Run time setup for all measurement modes
= Saved setups for Spectrum Analyzer and Transmission modes (Option 21 Only)
= Saved setups for Power Meter mode (Option 29 Only)
= Saved setups for T1/E1 modes (Option 50 Only)
= Default setup, current mode
= Default setup, all modes
12
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