Rack3172 does not work in P2P mode

[Amir (Amir Shirazi)]

Hi,
I upgrade the framware (Version: RUI_4.2.0_RAK3172-E Current Work Mode: LoRa P2P.)

one node as TX:

AT+P2P=868000000:7:125:0:10:14

P2P_RX_ON already, please disable P2P RX before setting.
AT_BUSY_ERROR
AT+PRECV=0

OK
AT+P2P=868000000:7:125:0:10:14

OK
AT+PSEND=03

OK
AT+PSEND=03

AT_BUSY_ERROR
AT+PSEND=03

AT_BUSY_ERROR

one node as RX:

Version: RUI_4.2.0_RAK3172-E
Current Work Mode: LoRa P2P.
AT+P2P=868000000:7:125:0:10:14
OK
AT+PRECV=65534
OK

I can not recieve data in RX Both version 4.0.6 or 4.2.0 and I chage SF and Band Frequncy into US915

[beegee (Bernd Giesecke)]

Welcome to the forum @Amir

Your image shows that you have a RAK3172-T with TCXO.
But the version you show is (RUI_4.2.0_RAK3172-E) is for RAK3172 without TCXO.

You need to flash the correct RUI3 version on the device.
Use RAK3172-T_latest.bin from our Download Center.

[Amir (Amir Shirazi)]

Thank a lot