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6.28. QEI

6.28.1. Overiew

QEI project demonstrates the output of Hall timer data using the serial port after triggering the QEI interrupt

  • Configuring the QEI Interrupts

  • Read the QEI U\V\W\TIMER register

6.28.2. Configurations

6.28.3. Running the Demo

  • Power on, open the serial terminal, turning the motor bearing will trigger a QEI interrupt and print the following information. The data changes with the speed and direction of rotation, please refer to the user manual for the exact meaning of the data.

> z: 0xffffff9c
> phase: 0xc200014d
> speed: 0xa0000000
> timer: 0xa8d08799