E220-900T22D Data Size not match!

[Giuseppe]

Hi Renzo first of all thanks for you excellent and hard work.
i am having problems with a esp32 and a E220-900T22D, i get this serial outoput when i run your example “get configuration”(first screenshot) and when i run the set parameters i get the second screenshot.

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[Renzo Mischianti]

Hi Giuseppe,
Data size not matching can be caused by wrong M0 M1 wiring or low power supply.
Bye Renzo

[Giuseppe]

Thanks Renzo, it work but know i am getting this “Save mode returned not recognized!” in the example “set configuration”, what could be cousing that problem?

[Renzo Mischianti]

Hi,
about this issue here you can find a possible solution
https://github.com/xreef/EByte_LoRa_E220_Series_Library/pull/11
It’s seems that there is an issue with software serial, but it’s very strange.
Even if the message say that the module working.
Bye Renzo

[Author]

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