; Heltec WiFi LoRa 32 V4 — ESP32-S3, SX1262, 868 MHz [env:heltec_v4] extends = soc_esp32s3, env:base board = heltec_wifi_lora_32_v4 build_flags = ${soc_esp32s3.build_flags} ${env:base.build_flags} -DBOARD_HELTEC_V4 -DLORA_CHIP_SX1262 -DLORA_PIN_NSS=8 -DLORA_PIN_DIO1=14 -DLORA_PIN_RESET=12 -DLORA_PIN_BUSY=13