Operating Modes; Switching Frequency Band - Satel TR489 Integration Manual

6

OPERATING MODES

The radio transceiver module has the following modes of operation:
MODE
Ready to receive
from RF
TX
Safe mode
Sleep mode
Power
Save mode

Switching frequency band

6.1
TR489 totally contains three different frequency Bands which are user selectable. Only one
frequency band can be active at the time, which means that all user configurations are targeting
at the selected band. Selection of active frequency band can be done with Satel configuration
manager or using SL commands.
When using SL commands, command mode usage is recommended. Sequence is as follows:
• Enter command mode (See section 7.2 - SL Command Mode)
• Switch frequency band using SL Command
• Save Settings
• Reboot modem using SL Command or power cycle. Note that Command mode exit
sequence is not required as after reboot device is in normal data mode.
Detailed SL commands required for frequency band switch can be found from SL commands list
available on the manufacturer's web site:
https://www.satel.com/support-and-services/downloads/
FUNCTION
Search for sync
Receive data
Transmit
Sleep1
Power save
DESCRIPTION
Module is searching for the start of a radio
transmission from the RF signal.
The module has found a valid radio transmission and
is receiving data.
The module transmits
Mode is entered when a fault has been detected and
the device has been Rebooted. In safe mode fault
codes can be read from the module (section 6.1).
Will turn the module into a state where it will hold
parts of the radio on, wakeup will take approx. 30 ms
Automatic sleep/wake-up procedure where module
sleeping time is dynamically adjusted to received
data packets. Decreases the power consumption of
complete receiving cycle approx. 30%.
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SATEL-TR489
Integration Guide, Version 0.9