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Interfacing with hardware

Interfacing with hardware

Arduino switch library with Short/Long Press, Double Click

I made this switch library years ago when decent switch libraries didn't exist, and over the years it has become more and more extended. It is now the best out there according to people who have co...

Arduino menu with one button without LCD

Related articles Bluetooth Watt meter User Manual One button menu This menu works without an LCD display and only requires one button and one LED. But it still has as many options as an LCD ...

Energy saving running LED bar graph

A LED bar graph is normally lit continuously. This is not useful for applications that need low energy consumption. That's why I made a LED bar graph that uses less energy. Instead of lit the LEDs ...

LTC2499 / LTC2493 24-bit ADC library for Arduino

Nathan D. Holmes and Michael D. Petersen have made a combined library (Ard2499) for two devices: LTC2499 24-bit ADC 24AA025E48 EEPROM From this, I have distracted a separate 24-bit ADC libra...

Arduino MAX17263 fuel gauge library

GitHub You can download the software on GitHub. This library is almost ready but I didn't finish it completely because I switched to another fuel gauge IC with high-side current sensing the LTC29...

Arduino ILI9341 overwriting text

Easy overwriting text at the ILI9341 display The Adafruit_ILI9341 library cannot print new text over other text correctly. The old text is not erased first as it should. With this librar...

Arduino heartbeat LED library with diagnostic blinking LED for errors

Arduino heartbeat LED class library This class combines a heartbeat live indicator with a handy diagnostics tool. You can show errors by its own LED blinking code message. Heartbeat show...

How to burn a bootloader at the ATmega and ATtiny with the SPI bus

Using the Arduino as a In Circuit System Programmer (ISP) The great advantage of the Arduino is that it can be programmed easily through the serial USB interface, which is made possible by the boo...

MediaPlayer interface class for the Arduino Wave Shield

MediaPlayer class With the Arduino Wave Shield you can play audio files, controlled by the Arduino. Arduino wave shield The Arduino Wave Shield is not easy to use and requires a lot of...

How to use the Nokia 5110 LCD Module at Arduino

Contact problems Don't use the Nokia 5110 LCD anymore; I experienced contact problems and unstable brightness, so better take another LCD. LCD displays have a low power consumption and a good sunl...