SDAA028 June   2025 MSPM0C1104 , MSPM0C1105 , MSPM0C1106 , MSPM0G1106 , MSPM0G1107 , MSPM0G1506 , MSPM0G1507 , MSPM0G1518 , MSPM0G1519 , MSPM0G3106 , MSPM0G3106-Q1 , MSPM0G3107 , MSPM0G3107-Q1 , MSPM0G3506 , MSPM0G3506-Q1 , MSPM0G3507 , MSPM0G3507-Q1 , MSPM0G3518 , MSPM0G3518-Q1 , MSPM0G3519 , MSPM0G3519-Q1 , MSPM0H3216 , MSPM0L1306

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction to MSPM0 Timer Capture and Compare Module
  5. 2Implementations for Capturing 0% or 100% Duty Cycle
    1. 2.1 Application Conditions
    2. 2.2 Implementation Introduction
      1. 2.2.1 Use COMP Detect High or Low
      2. 2.2.2 Use ADC Detect High and Low
      3. 2.2.3 Use GPIO Detect High or Low
  6. 3Demo Code Running
  7. 4Summary
  8. 5References

4 Summary

This application note provides implementations for designers to detect a PWM signal with a duty cycle ranging from 0% to 100% with an MSPM0 MCU. One limitation is the PWM frequency can't be changed.