config.json

{
  "microbit-dal": {
    "bluetooth": {
      "enabled": 1,
      "pairing_mode": 1,
      "private_addressing": 0,
      "open": 1,
      "security_level": "SECURITY_MODE_ENCRYPTION_NO_MITM",
      "whitelist": 0,
      "advertising_timeout": 0,
      "tx_power": 7,
      "dfu_service": 1,
      "event_service": 0,
      "device_info_service": 1
    },
    "gatt_table_size": "0x600",
    "debug": 0,
    "heap_debug": 0,
    "reuse_sd": 0,
    "default_pullmode": "PullDown",
    "heap_allocator": 0,
    "nested_heap_proportion": 0.7,
    "system_tick_period": 6,
    "system_components": 10,
    "idle_components": 6,
    "use_accel_lsb": 0,
    "min_display_brightness": 1,
    "max_display_brightness": 255,
    "display_scroll_speed": 120,
    "display_scroll_stride": -1,
    "display_print_speed": 400,
    "panic_on_heap_full": 0,
    "stack_size": 2560,
    "sram_base": "0x20000008",
    "sram_end": "0x20004000",
    "sd_limit": "0x20002000"
  }
}