wizio-pico/boards/pico-boot.json

{
  "name": "WizIO-PICO BOOT STAGE 2 HELPER",
  "url": "https://github.com",
  "build": {
    "core": "pico",
    "variant": "pico",    
    "uploader": "pico-none",
    "f_cpu": "133000000L",
    "mcu": "RP2040"
  },
  "debug": {
    "tools": {
      "uart": {
        "onboard": true,
        "extra_cmds": [],
        "load_cmd": [],
        "server": {}
      }
    }
  },  
  "frameworks": ["boot2"],
  "vendor": "WizIO",
  "upload": {
        "maximum_ram_size":  262144,
        "maximum_size"    : 2097152
  }
}