Copyright 2011-2020, RFXCOM
RFXtrx Version 5.68
page 26 / 70
6. Flash update of the RFXtrx
6.1.
Update firmware in the RFXtrx
Firmware is flashed in the RFXtrx using this procedure:
1. Depending on the RFXtrx type download the latest RFXtrx315_yy.hex,
RFXrec433_yy.hex, RFXtrx433_yy.hex or RFXtrx433XL_yy.hex firmware file.
2. Connect the RFXtrx to a Windows system or Linux under MONO
3. Stop any program that is connected to the RFXtrx.
4. Start the RFXflash program with administrator rights (version 9.0.0.0 or higher)
5. Select the USB RFXtrx COM port or TCP/IP port and click the CONNECT button,
(the red LED on the RFXtrx should switch on now)
6. Load the correct .hex firmware file for your RFXtrx,
7. Click the WRITE button,
8. Click the Normal Execution mode button.
IMPORTANT:
1. Do not interrupt the flash procedure when started.
2. It can happen that the flash procedure ends with a pop-up screen indicating errors.
Just disconnect the RFXtrx and start again at step 5 until the flash procedure if finished
without errors.
If the red LED does not switch on if you click the CONNECT button:
1. Check if you have selected the correct USB COM port.
2. If you have flashed the RFXtrx before and interrupted the flash procedure it is possible
that the RFXtrx does not enter the flash state. Contact
for help.
Note:
Receiver Settings are lost in Type1 and Type2 firmware after a firmware update and must
be set again.