ESP32 Volume 7 - circuitlabs.net

Random Number Generator (RNG)

Use ESP32’s hardware Random Number Generator (RNG) for cryptographic applications, security protocols, and generating unpredictable values.

Explore secure usage of ESP32 eFuses for features like Flash Encryption key storage, Secure Boot enablement, and disabling debug interfaces.

Learn about ESP32 eFuses for permanent configuration storage (MAC address, security settings). Understand programming and read-only bits.

Utilize the high-resolution SYSTIMER peripheral on ESP32 for accurate timekeeping, scheduling, and synchronization across system events.

ESP32’s Timer Group (TIMG) peripherals. Configure general-purpose timers for precise timing, event generation, and watchdog functions.

Use ESP32 ParIO for interfacing with parallel camera sensors (e.g., DVP cameras) for image data capture and processing applications.

Drive parallel LCD displays (e.g., 8-bit or 16-bit) using ESP32’s ParIO interface for faster refresh rates compared to SPI or I2C.

Explore ESP32’s Parallel IO (ParIO) interface for high-speed parallel data transfer, suitable for LCDs, cameras, or custom parallel buses.

Integrate the ESP32’s built-in temperature sensor. Learn how to read raw values and convert them to Celsius or Fahrenheit for monitoring.

Interface quadrature encoders with ESP32 using the PCNT module. Decode direction and count pulses for precise position and speed sensing.