{
  "build": {
    "cpu": "cortex-m0",
    "extra_flags": "-DSTM32L053xx",
    "f_cpu": "48000000L",
    "mcu": "stm32l053r8t6"
  },
  "debug": {
    "default_tools": [
      "stlink"
    ],
    "onboard_tools": [
      "stlink"
    ],
    "openocd_target": "stm32l0"
  },
  "frameworks": [
    "mbed",
    "stm32cube"
  ],
  "name": "ST Nucleo L053R8",
  "upload": {
    "maximum_ram_size": 8192,
    "maximum_size": 65536,
    "protocol": "mbed",
    "protocols": [
      "jlink",
      "stlink",
      "blackmagic",
      "mbed"
    ]
  },
  "url": "https://developer.mbed.org/platforms/ST-Nucleo-L053R8/",
  "vendor": "ST"
}

{
  "build": {
    "cpu": "cortex-m0",
    "extra_flags": "-DSTM32L053xx",
    "f_cpu": "32000000L",
    "mcu": "stm32l053r8t6"
  },
  "debug": {
    "default_tools": [
      "stlink"
    ],
    "onboard_tools": [
      "stlink"
    ],
    "openocd_target": "stm32l0"
  },
  "frameworks": [
    "mbed",
    "stm32cube"
  ],
  "name": "ST Nucleo L053R8",
  "upload": {
    "maximum_ram_size": 8192,
    "maximum_size": 65536,
    "protocol": "mbed",
    "protocols": [
      "jlink",
      "stlink",
      "blackmagic",
      "mbed"
    ]
  },
  "url": "https://developer.mbed.org/platforms/ST-Nucleo-L053R8/",
  "vendor": "ST"
}

Fix MCU frequency for L053
Fix MCU frequency for L053
