{ "build": { "core": "esp32", "extra_flags": "-DARDUINO_TTGO_LoRa32_v21new", "f_cpu": "240000000L", "f_flash": "40000000L", "flash_mode": "dio", "mcu": "esp32", "variant": "ttgo-lora32-v21new" }, "connectivity": [ "wifi", "bluetooth", "ethernet", "can" ], "debug": { "openocd_board": "esp-wroom-32.cfg" }, "frameworks": [ "arduino", "espidf" ], "name": "TTGO LoRa32-OLED v2.1.6", "upload": { "flash_size": "4MB", "maximum_ram_size": 327680, "maximum_size": 4194304, "require_upload_port": true, "speed": 460800 }, "url": "https://github.com/LilyGO/TTGO-LoRa32-V2.1", "vendor": "TTGO" }