Content for Project

Thermal Printer Controller Hardware

“Anthe is a Wireless Thermal Printer controller over WiFi and Bluetooth. It is based on ESP32-C3-FH4 Microcontroller. Features include - - Programmable WiFi and Bluetooth Connectivity for Thermal Printer - Onboard logic level shifter for 5V Printer operation. - Onboard Printer power …

USB PD Adapter

“The USB PD Adapter is a USB Power Delivery trigger and monitoring board that enables you to use almost any USB Type-C PD power supply to run your projects with different selectable voltages and high currents. Important values such as …

Water Flow Meter

“A small, simple and low-cost water flow meter is designed, built and tested using a Programmable Mixed-signal Matrix. Introduction An accurate, small, and low-cost liquid flow meter can be easily made using GreenPAK components. In this application note we present …

WiFi Sync Clock 2

“Two hand analog clock with automatic time adjustment using NTP via WiFi. Contrary to the formerWiFi Sync Clock, this clock works normally with monotonic CW rotation (except origin alignment once a day). - It resets the position of hands once a …

Wireless, Battery-Powered, Water Detector

“A water detector powered by a LiPO battery that transmits its status and notifications via MQTT to Home Assistant. About A while back my indoor air conditioner air handler’s condensation pipe clogged and caused a small flood. Thankfully we …

Budget 2-Axis CNC Build

“Hi, in this instructable I will go over how to create a 2-Axis CNC machine. This particular design utilizes parts which can be purchased at local hardware stores, reducing the price greatly. It also uses 3d printed parts which allow …

Decimal to Hexadecimal Converter

“This project shows how to convert a Decimal number into a Hexadecimal number using Arduino This project shows how to convert a Decimal number into a Hexadecimal number. The Decimal number is fed to the Arduino through a 4x4 Keypad …

Digital Clock With 7-segment LED Display

“The most common 7-segment application is making the digital clock. There are various commercial 7-segment parts available but their size is not big enough to make a wall mount type of digital clock. Thats why Im using the small square …

Digital Light Pipes Fiber Optic Clock

“Inspiration for this clock struck 6 months ago after seeing @ItsMrJP ‘s awesome hot air balloon prints. I wanted to build something functional that would highlight the beauty of the thick side glow fiber optic pieces. Originally I though of …

Digitized Audio Analog Volume

“Maybe this kind of break-out circuit can be utilized for making other complex and more useful devices or equipment. The potentiometer is a typical analog control device through changing resistance values. Therefore many audio devices such as amplifiers use it …