{ "build": { "core": "esp32", "extra_flags": [ "-DARDUINO_FEATHERS2", "-DBOARD_HAS_PSRAM", "-DARDUINO_USB_CDC_ON_BOOT=1" ], "f_cpu": "240000000L", "f_flash": "80000000L", "flash_mode": "dio", "hwids": [ [ "0x239A", "0x80AB" ] ], "mcu": "esp32s2", "variant": "um_feathers2" }, "connectivity": [ "wifi" ], "debug": { "openocd_target": "esp32s2.cfg" }, "frameworks": [ "arduino", "espidf" ], "name": "Unexpected Maker FeatherS2", "upload": { "flash_size": "16MB", "maximum_ram_size": 327680, "maximum_size": 16777216, "require_upload_port": true, "speed": 921600 }, "url": "https://feathers2.io", "vendor": "Unexpected Maker" }