; Heltec WiFi LoRa 32 V2 — ESP32, SX1276, 868 MHz [env:heltec_v2] extends = soc_esp32, env:base board = heltec_wifi_lora_32 build_flags = ${soc_esp32.build_flags} ${env:base.build_flags} -DBOARD_HELTEC_V2 -DLORA_CHIP_SX1276 -DLORA_PIN_NSS=18 -DLORA_PIN_DIO0=26 -DLORA_PIN_RESET=14