ESPP4-A
Copyright 2026 SmartArduino

Unless stated otherwise in a file header or in a LICENSE file inside a
subdirectory, the contents of this repository are licensed under the
Apache License, Version 2.0 (see LICENSE).

Exceptions and third-party content:

- components/p4_wireless/
  Prebuilt library, proprietary. See components/p4_wireless/LICENSE.
  The source files under components/p4_wireless/src, include and
  include_compat are provided under the same terms.

- examples/webrtc/components/esp_webrtc/
  Copyright Espressif Systems (Shanghai) CO LTD.
  Licensed under the Espressif Modified MIT License (see file headers).
  It may only be used with Espressif chips.

- examples/webrtc/components/esp_webrtc/impl/kvs_signaling/sigv4/
  Copyright Amazon.com, Inc. or its affiliates. MIT License
  (see the LICENSE file in that directory).

- examples/*/components/gen_bmgr_codes/
  Generated by Espressif esp_board_manager, Apache License 2.0
  (see file headers).

- components/gc4023/
  GC4023 register settings and gain table are derived from the
  galaxycore_gc4023 driver in HiSpark hi_aiot_solution_adapter.
  The driver structure follows the gc4053 driver in Espressif
  esp_cam_sensor (Apache License 2.0).
  cfg/gc4023_default.json is based on the GC4053 IPA configuration
  from Espressif esp_cam_sensor (Apache License 2.0).

- components/p4_wireless/examples/blufi/
  Builds the BluFi example from ESP-IDF
  ($IDF_PATH/examples/bluetooth/blufi), which is not copied into this
  repository.

- examples/webrtc/main/certs/
  Self-signed test certificate and private key for the example only.
  Replace them in any product.
