{ "build": { "core": "arduino", "extra_flags": "-DARDUINO_AVR_UNO", "f_cpu": "16000000L", "hwids": [ [ "0x2341", "0x0043" ], [ "0x2341", "0x0001" ], [ "0x2341", "0x0243" ], [ "0x2A03", "0x0043" ] ], "mcu": "atmega328p", "variant": "standard" }, "bootloader": { "efuse": "0xFD", "file": "optiboot/optiboot_atmega328.hex", "hfuse": "0xDE", "lock_bits": "0x0F", "lfuse": "0xFF", "unlock_bits": "0x3F" }, "debug": { "simavr_target": "atmega328p", "avr-stub": { "speed": 115200 } }, "frameworks": [ "arduino" ], "name": "Arduino Uno", "upload": { "maximum_ram_size": 2048, "maximum_size": 32256, "protocol": "arduino", "require_upload_port": true, "speed": 115200 }, "url": "https://www.arduino.cc/en/Main/ArduinoBoardUno", "vendor": "Arduino" }