Content for PCF8574

Esp little game engine

“Game engine using a virtual machine with a simulator and a web compiler Game engine with web emulator and compiler. The image is displayed on the tft using the TFT_eSPI library The game engine has a virtual screen resolution of …

DIY ESP8266-Based Badge

“This badge is a DIY dev board for MicroPython. Based on ESP8266, it has a lot of features which are possible to learn and have fun with! Story This badge was developed due to my need for a board to …

PCF8574 GPIO Extender - With Arduino and NodeMCU

“In my last tutorial, I talked about the TCA9548A MUX which can be used to add at the max of 64 I2C or IC sensors to your Arduino/ESP8266/ESP32. In this tutorial, I am going to talk about the …

NTP Synchronized Alarm Clock

“Hi. This is my first instructable and English is not my native language so please be patient. I wanted to build an NTP alarm clock with an RTC that will be synchronized from the internet. I found the very nice …

Clock With IR Remote Control for Time/Date Settings

“This is a simple clock made using readily available components. The Microcontroller used is an inexpensive STM32F030F4P6. The display is a 16x2 LCD with I2C backpack (PCF8574). The clock circuit can be built using small prototyping boards and a TSSOP28 …

Wi-Fi Controlled 4-Wheeled Robot

“For this project, we will be developing a 4-Wheeled Robot using ESP8266 which will be controlled over a Wi-Fi Network. The robot can be controlled from an ordinary internet browser, using a HTML designed interface or also from an android …

NonBlocking APDS9960 Gesture Sensor Implementation

“Preamble This Instructable details how to create a non-blocking implementation of the APDS9960 Gesture Sensor using the SparkFun_APDS-9960_Sensor_Arduino_Library. Introduction So youre probably asking yourself what is non-blocking? Or even blocking for that matter? More importantly why is it important to …

LTB Weather Station

“Weather Stations are a very useful devices, and as we increase our knowledge of the global weather, quantifying our own local experience is also popular. Integrating aspects of the weather to IoT is increasingly important. This project does not invent …

Solar Clock / Solar Tracker

“This instructable was created in fulfillment of the project requirement of the Makecourse at the University of South Florida (www.makecourse.com) This device is a solar powered clock. Its aim was to provide a nice desk piece that was …

Roobert - A raspberry pi and roomba robot

“Read all articles: - Introduction and head - Neck design and movement - The chassis - Moving the head up and down - Hands and arms - 3d sensor - The front RGB LED display”