This library gives easy control over the 8 pins of a (I2C) MCP23008 chip. This IC is strongly related tot the MCP23017 I2C port expander - https://github.com ...

This library is to control the I2C PCA9634 PWM extender. The 8 channels are independently configurable in steps of 1/256. This allows for better than 1% fine tuning of the duty-cycle of the PWM signal ...

Here’s something fun from [Chad Kapper] over on HackMakeMod: Escape Room Lockbox with the Cheap Yellow Display. You may have heard of the “cheap yellow display” (CYD), so-called due to the board’s ...

在本教程中，您将学习如何构建一个简单的串行16x2 LCD显示屏，该显示屏通过Arduino板仅用两根线控制。其背后的原理是由PCF8574 ...