RAK3172T in Arduino
As the RAK11300 did not really match my requirements (it uses way too much energy), I looked further and found the RAK3172 which is based on an STM32WLE5CCU6 - an STM32 chip which usually include good powersaving modes. As with the RAK11300, I did not want to go down the Wisblock way and designed my own breakout board:

This was act
https://www.nico-maas.de/?p=2693
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