API 参考
- 蓝牙
 - 连网
 - 外设
- Analog to Digital Converter (ADC)
 - GPIO & RTC GPIO
 - 通用定时器
 - Dedicated GPIO
 - Hash-based Message Authentication Code (HMAC)
 - Digital Signature (DS)
 - I2C 驱动程序
 - Inter-IC Sound (I2S)
 - LCD
 - LED PWM 控制器
 - Remote Control (RMT)
 - SD SPI Host Driver
 - Sigma-delta Modulation
 - SPI Master Driver
 - SPI Slave Driver
 - Temperature Sensor
 - Two-Wire Automotive Interface (TWAI)
 - Universal Asynchronous Receiver/Transmitter (UART)
 
 - 协议
 - 配网
 - 存储
 - System
- App image format
 - Application Level Tracing
 - Async Memory Copy
 - Console Component
 - eFuse Manager
 - Error Codes and Helper Functions
 - ESP HTTPS OTA
 - POSIX Threads Support
 - Event Loop Library
 - FreeRTOS
 - FreeRTOS Additions
 - Heap Memory Allocation
 - Heap Memory Debugging
 - High Resolution Timer
 - Call function with external stack
 - Interrupt Allocation
 - Logging
 - Miscellaneous System APIs
 - Over The Air Updates (OTA)
 - Power Management
 - Random Number Generation
 - Sleep Modes
 - Watchdogs
 - System Time
 - Internal and Unstable API
 
 - API Conventions
 - Configuration Options
 - Error Codes Reference