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Understand how an Ultrasonic Distance meter works by building one your self – including Free software to drive the microcontroller and display.
How to use the MCP23017 to increase your I/O by 16 pins (or more) and use its interrupt system.
The 16F628 has 7 internal peripherals that make it very useful for different projects. In addition it has an internal oscillator making standalone projects easy.
Here you can find multiple 16F88 projects for FREE, including A real time clock, an Ultrasonic distance meter, an 8x8 display driver and more...
How to easily use a rotary encoder on an Arduino without lots of complex code.
Essential Guide to the DHT22/11 humidity sensor with library code guide and Full Arduino Tutorial. Learn how to Easily determine Humidity, Dew point and Heat Index.