Thomas Henry


Tom's Articles

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Understanding the PIC Compare Module
August 2014, Page 42
The ability to determine the frequency of a waveform is key to modern robotics — think quadrature detectors, ultrasound, IR, and laser range finders. Learn how to use the compare mode to generate accurate timing pulses or repeat waveforms of a specific frequency.

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Understanding the PIC Capture Module
July 2014, Page 50
The capture module is so handy, it’s a shame not to know how to use it. Why, you ask? Its primary purpose is to accurately measure the period or duty cycle of an incoming pulse wave — a capability that’s invaluable in reading a wide variety of sensors.

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All About PIC Pulse Width Modulation
May 2014, Page 52
PWM is a valuable technique with many applications. If you’re unclear on this signal processing approach or are just having trouble figuring out the datasheets, this quick tutorial can help.