问题：蓝牙助听器配置文件（HAP）是什么？
答案：
根据相关资料，为您解答：
**来源：** Bluetooth® API - ESP32 - — ESP-IDF Programming Guide latest documentation
Bluetooth® API - ESP32 - — ESP-IDF Programming Guide latest documentation API Reference Bluetooth ® API Edit on GitHub Bluetooth ® API ï [ä¸æ] This section provides the API reference for Bluetooth components supported in ESP-IDF. ESP-IDF supports two host stacks: Bluedroid and NimBLE . Bluedroid (the default stack): Supports both Bluetooth Classic and Bluetooth LE. Recommended for applications that require both technologies. NimBLE : A lightweight stack for Bluetooth LE only. Ideal for resource-constrained applications due to smaller code size and memory usage. Use the navigation links below to explore API documentation and application examples. Controller Interface API The low-level interface between the Bluetooth host stack and the controller. Controller & HCI Bluedroid Stack API
*（详见：https://docs.espressif.com/projects/esp-idf/en/latest/esp32/api-reference/bluetooth/index.html）*
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**来源：** Assigned Numbers | Bluetooth® Technology Website
Assigned Numbers | Bluetooth® Technology Website Skip to content Specifications Assigned Numbers Documents Description Assigned Numbers Document (PDF) The Assigned Numbers Document contains all assigned number values. Assigned Numbers Repository (YAML) The Assigned Numbers are available in YAML format in a publicly available repository. Request Assigned Numbers To request Company Identifiers, 16-bit UUIDs for members, or for more information about Bluetooth Assigned Numbers, visit the Assigned Numbers support page. Assigned numbers support English Deutsch 한국어 日本語 中文 (简体) Search Account Member login Learn about Bluetooth Expand Bluetooth technology overview Creating a better world Expand Accessibility Convenience Health Productivity Sustainability New use cases Expand Auracast ™ broadcast a
*（详见：https://www.bluetooth.com/specifications/assigned-numbers/）*
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