Contents

Introduction 1. Basic Operation 1.1. Timer, Capture and Period Registers 1.2. Start, Reset and Stop Hardware Limit Timing 1.3. Synchronous vs. Asynchronous Operation 1.4. One-Shot and Limit Modes 1.5. Output Modes 1.6. Interrupts and DMA Triggers 1.7. Chained Operation 2. Use Cases 2.1. Periodic Operation 2.1.1. Periodic Rollover 2.1.2. Software Triggered Time Delay 2.1.3. Hardware Triggered Time Delay 2.1.4. Variable Time Delay 2.2. External Clock Gating 2.2.1. Measure Input High/Low Pulse Width 2.2.2. Measure Input Period 2.2.3. Measure Input Frequency 2.3. Hardware Limit Timing (HLT) 2.3.1. Input Stuck High/Low 2.3.2. Pulse-Width Detector 2.3.3. Pulse Stretcher 2.3.4. Switch Debouncer 2.3.5. Pulse-Width Modulation (PWM) Generator 2.3.6. 68549e7b83d226ff2c549f8f6c4bf4e3acfb7577.png 2.4. External Clock Operation 2.4.1. Input Counter 3. Conclusion The Microchip Website Product Change Notification Service Customer Support Microchip Devices Code Protection Feature Legal Notice Trademarks Quality Management System Worldwide Sales and Service