{
  "build": {
    "cpu": "cortex-m4", 
    "f_cpu": "180000000L", 
    "mcu": "stm32f446ret6"
  }, 
  "frameworks": [
    "mbed"
  ], 
  "name": "ST Nucleo F446RE", 
  "upload": {
    "maximum_ram_size": 131072, 
    "maximum_size": 524288
  }, 
  "url": "https://developer.mbed.org/platforms/ST-Nucleo-F446RE/", 
  "vendor": "ST"
}