platform-teensy-gcc10/boards/teensy35.json

{
  "build": {
    "arduino": {
      "ldscript": "mk64fx512.ld"
    },
    "core": "teensy3",
    "cpu": "cortex-m4",
    "extra_flags": "-D__MK64FX512__ -DARDUINO_TEENSY35",
    "f_cpu": "120000000L",
    "mcu": "mk64fx512"
  },
  "connectivity": [
    "can"
  ],
  "debug": {
    "jlink_device": "MK64FX512xxx12",
    "svd_path": "MK64F12.svd"
  },
  "frameworks": [
    "arduino"
  ],
  "name": "Teensy 3.5",
  "upload": {
    "maximum_ram_size": 262136,
    "maximum_size": 524288,
    "protocol": "teensy-gui",
    "protocols": [
      "teensy-cli",
      "teensy-gui",
      "jlink"
    ]
  },
  "url": "https://www.pjrc.com/store/teensy35.html",
  "vendor": "Teensy"
}