Drivers HDF HDF Overview Driver Development Driver Service Management Driver Message Mechanism Management Driver Configuration Management HDF Development Example Platform Driver Development ADC DAC GPIO HDMI I2C I3C MIPI CSI MIPI DSI MMC Pin PWM Regulator RTC SDIO SPI UART Watchdog Platform Driver Usage ADC DAC GPIO HDMI I2C I3C MIPI CSI MIPI DSI Pin PWM Regulator RTC SDIO SPI UART Watchdog Peripheral Driver Usage LCD Touchscreen Sensor WLAN Audio USB Camera Vibrator Light