ESP32 Volume 7 - circuitlabs.net

Pulse Counter (PCNT) Module

Utilize ESP32’s Pulse Counter (PCNT) peripheral to count external digital pulses from encoders, flow meters, or other pulse-generating sensors.

Configure dead time insertion with ESP32 MCPWM to prevent shoot-through in H-bridges. Implement fault detection for robust motor control.

Use ESP32 MCPWM to control Brushless DC (BLDC) motors. Implement commutation logic, speed control, and feedback using Hall sensors.

ESP32’s Motor Control PWM (MCPWM) unit. Understand its features for advanced motor control, including complementary PWM and dead time.

Configure and use the ESP32 SDM peripheral. Set prescalers, duty cycles, and output GPIOs for generating precise sigma-delta modulated signals.

Learn about ESP32’s Sigma-Delta Modulation (SDM) peripheral. Generate high-resolution PWM-like signals for DAC or motor control applications.

Introduction to CANopen higher-layer protocol on ESP32. Understand SDOs, PDOs, and object dictionary concepts for industrial automation.

Implement the SAE J1939 protocol for heavy-duty vehicle communication on ESP32 using the TWAI controller. Handle PGNs and addressing.

Explore CAN with Flexible Data-Rate (CAN-FD) on compatible ESP32s. Learn benefits of higher data throughput and larger payloads with TWAI.

Use ESP32 TWAI to interface with OBD-II systems in vehicles. Read diagnostic trouble codes (DTCs) and real-time sensor data via CAN.