Finder

Schematic OSCCAL Value Finder

OSCCAL Value Finder

Introduction When working with microcontrollers that require a factory calibrated osccal value stored in memory, itĀ’s very normal that once in a while this setting could be lost during an upload of a new program or when accidentally erasing the device. IĀ’m no exception and erased many times this value by mistake in several devices. […]

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Analog Ultrasound Range Finder

Analog Ultrasound Range Finder

When I started my career in control systems I was fascinated with the many different ways that machines could be interfaced to the environment they operated in. Limit switches (electrical and optical), encoders, resolvers, strain gauges, thermocouples… the control system engineer had a long list of sensors to choose from. And the list has grown

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