{
  "build": {
    "core": "stm32",
    "cpu": "cortex-m4",
    "extra_flags": "-DSTM32F4 -DSTM32F401xE -DSTM32F40_41xxx",
    "f_cpu": "84000000L",
    "ldscript": "stm32f401xe.ld",
    "mcu": "stm32f401ret6",
    "variant": "stm32f401xe"
  },
  "frameworks": [
    "mbed",
    "cmsis",
    "spl",
    "arduino"
  ],
  "name": "ST Nucleo F401RE",
  "upload": {
    "maximum_ram_size": 98304,
    "maximum_size": 524288
  },
  "debug": {
    "tools": {
      "stlink-v2-1": {
        "server": {
          "package": "tool-openocd",
          "executable": "bin/openocd",
          "arguments": ["-f", "scripts/board/st_nucleo_f4.cfg"]
        },
        "onboard": true
      }
    }
  },
  "url": "https://developer.mbed.org/platforms/ST-Nucleo-F401RE/",
  "vendor": "ST"
}