Там есть вопрос-ответ. Спросите напрямую. если здесь непонятно
You are right, STM32WLE5JC includes SX126X, LoRa-E5 is based on STM32WLE5JC to design peripheral circuit, and has passed CE/FCC certification, as well as built-in AT mode firmware, which can help you quickly prototype, integrate and develop products.
чето я вообще ничего не понимаю