{ "build": { "core": "esp32", "extra_flags": "-DARDUINO_HELTEC_WIRELESS_STICK_LITE", "f_cpu": "240000000L", "f_flash": "80000000L", "flash_mode": "dio", "mcu": "esp32", "variant": "heltec_wireless_stick_lite" }, "connectivity": [ "wifi", "bluetooth", "ethernet", "can" ], "frameworks": [ "arduino", "espidf" ], "name": "Heltec Wireless Stick Lite", "upload": { "flash_size": "4MB", "maximum_ram_size": 327680, "maximum_size": 4194304, "require_upload_port": true, "speed": 460800 }, "url": "https://heltec.org/project/wireless-stick-lite/", "vendor": "Heltec Automation" }