{ "build": { "core": "stm32", "cpu": "cortex-m3", "f_cpu": "120000000L", "mcu": "stm32f207zgt6" }, "frameworks": [ "mbed" ], "name": "ST Nucleo F207ZG", "upload": { "maximum_ram_size": 131072, "maximum_size": 1048576 }, "url": "https://developer.mbed.org/platforms/ST-Nucleo-F207ZG/", "vendor": "ST" }