Useful articles on circuits, systems and Microcontrollers
Here are some useful articles on electronics and microcontrollers.
PIC micro programming methods.
Digital I/O expansion methods.Frequency
counter techniques: Direct and Reciprocal counting methods.
Simple multitasking method (works for 12F675 and larger).
Microcontroller Debugging methods (also general debugging methods).
Hardware interrupts - a short introduction.
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Recent Articles
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Arduino joystick tutorial: how to setup and use one on the Arduino
How to test and use an Arduino Joystick including a new library to make it super easy.
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The TP4056: Lithium Ion/polymer Battery Charger IC
Learn how to use the TP4056 properly. There's a right way, and a wrong way, to use it to safely charge Lithium Ion batteries.
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How to use the MCP4728, a versatile four channel DAC with built in voltage reference.
The MCP4728 chip is a four channel 12 bit DAC, with memory that outputs voltage that you can use for calibration, anywhere you want a fixed voltage.
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Secrets of the Hitachi HD44780 LCD: How to display text and bargraphs.
Find out how to connect the Hitachi HD44780 and use it to display text and graphics in any of your projects.
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INA219: A voltage and current sensing chip using I2C
INA219: How to use the INA210 for maximum accuracy in current and power measurements
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Arduino Oversampling: How to Get More ADC Bits with No Extra Hardware!
Arduino oversampling is a technique to increase ADC resolution by reading more samples then decimating. It really does work!
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