# Peripherals API

[中文]

- Analog to Digital Converter (ADC)
- Analog Comparator
- BitScrambler Driver
- Clock Tree
- Elliptic Curve Digital Signature Algorithm (ECDSA)
- Event Task Matrix (ETM)
- GPIO & RTC GPIO
- General Purpose Timer (GPTimer)
- Dedicated GPIO
- Hash-Based Message Authentication Code (HMAC)
- Digital Signature (DS)
- Inter-Integrated Circuit (I2C)
- Inter-IC Sound (I2S)
- Key Manager
- LCD
- LED Control (LEDC)
- Motor Control Pulse Width Modulator (MCPWM)
- Parallel IO
- Pulse Counter (PCNT)
- Remote Control Transceiver (RMT)
- SD Pull-up Requirements
- SD SPI Host Driver
- SDIO Card Slave Driver
- Sigma-Delta Modulation (SDM)
- SPI Flash API
- SPI Master Driver
- SPI Slave Driver
- SPI Slave Half Duplex
- Temperature Sensor
- Two-Wire Automotive Interface (TWAI)
- Universal Asynchronous Receiver/Transmitter (UART)

Code examples for this API section are provided in the peripherals directory of ESP-IDF examples.

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