Appendix B
Changing Parameters Using the SL Commands
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SRL-35 Operator’s Manual P/N: 1003224-01
Restoring is confirmed by pressing ”Y” (Y=YES) or cancelled by pressing ”N” (N=NO). Also the pressing of
”ESC” button at any point in the procedure will return the display to the previous (next higher) menu level
without restoring factory settings.
Info
The Info display shows all the functionality of the modem.
Device = Modem type. Serial number= yyyymmddxxx. FW version= xx.xx.xx.xx.
Board version= Main board version SPLxxxxn. Module version=Voltage range, Port 2 interface. Tuning
range= Total tuning range.
Saving Modified Settings into the Permanent Memory
All modified settings must be saved into the permanent non-volatile memory of the radio modem before
switching out of the Programming Mode. Selecting the main menu selection “E” automatically saves the
settings:
Changing Parameters Using the SL Commands
The controlling terminal device can change the configuration settings of a radio modem. This is
accomplished with the help of SL Commands, which can be used in data transfer mode. SL Commands can
be used to change e.g. the frequency or addresses. It is also possible to interrogate a radio modem in order
to gain information concerning current settings that are in use. The terminal device is either a PC or a
programmable logic (PLC) together with suitable (terminal) program (TRU). SL Commands must be enabled
using Programming Mode before they can be used.
An SL-command is a continuous string of characters, which is separated from other data by pauses that are
equal or greater than time defined by Pause length parameter in the set-up. No extra characters are
allowed at the end of an SL-command. Serial interface settings are the same as in data transfer and MODE
pin of the serial connector MUST NOT be connected to ground (GND). SL-command is properly recognized
also in the case when the command string is terminated in <CR> (=ASCII character no. 13, Carriage Return,
Enter selection >b
Info menu
---------------------------------------
Device: SRL-35
Serial number: xxxxxxxxxxxxx
FW version: 06.18.x.xx
Board version: SPL0005d+EPT
Module version: Voltage:9-16V
Tuning range: 403.00000 - 473.00000 MHz
Press any key to return >
Enter selection >E
Configuration saved!
Please turn off program
mode switch!
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