platform-ststm32/boards/seeedArchMax.json

{
  "build": {
    "cpu": "cortex-m4",
    "f_cpu": "168000000L",
    "mcu": "stm32f407vet6"
  },
  "frameworks": [
    "mbed"
  ],
  "name": "Seeed Arch Max",
  "upload": {
    "maximum_ram_size": 196608,
    "maximum_size": 524288
  },
  "url": "https://developer.mbed.org/platforms/Seeed-Arch-Max/",
  "vendor": "SeeedStudio"
}