New ATmega328 LoRa board by Elecrow

[BoRRoZ]

see

[solved] Elecrow Lora node radio v1.0

const lmic_pinmap lmic_pins = { .nss = 10, .rxtx = LMIC_UNUSED_PIN, .rst = 9, .dio = {2, 5, LMIC_UNUSED_PIN}, };