ADC <adc> CAN <can> DAC <dac> GPIO (including RTC low power I/O) <gpio> I2C <i2c> I2S <i2s> LED Control <ledc> MCPWM <mcpwm> Pulse Counter <pcnt> Remote Control <rmt> SDMMC Host <sdmmc_host> SD SPI Host <sdspi_host> SDIO Slave <sdio_slave> Sigma-delta Modulation <sigmadelta> SPI Master <spi_master> SPI Slave <spi_slave> Timer <timer> Touch Sensor <touch_pad> UART <uart>
Example code for this API section is provided in peripherals directory of ESP-IDF examples.