{ "build": { "arduino": { "ldscript": "esp32s3_out.ld" }, "core": "esp32", "extra_flags": [ "-DARDUINO_LIONBITS3_DEV", "-DARDUINO_USB_MODE=1", "-DARDUINO_RUNNING_CORE=1", "-DARDUINO_EVENT_RUNNING_CORE=1" ], "f_cpu": "240000000L", "f_flash": "80000000L", "flash_mode": "qio", "hwids": [ [ "0x303A", "0x1001" ] ], "mcu": "esp32s3", "variant": "lionbits3" }, "connectivity": [ "bluetooth", "wifi" ], "debug": { "default_tool": "esp-builtin", "onboard_tools": [ "esp-builtin" ], "openocd_target": "esp32s3.cfg" }, "frameworks": [ "arduino", "espidf" ], "name": "Lion:Bit S3 STEM Dev Board", "upload": { "flash_size": "4MB", "maximum_ram_size": 327680, "maximum_size": 4194304, "wait_for_upload_port": true, "require_upload_port": true, "speed": 460800 }, "url": "https://lionbit.cc/shop/", "vendor": "Lion:Bit" }