Content for PCB

Bootloader PIC18F2550

“Build a bootloader board with the PIC18F2550, which you will able to program your microcontroller directly from your PC to the board. This is a small board which use the well know Pic18F2550, this microcontroller is easy to find in …

DC Motor Speed, Direction and Brake Control with NRF24L01 RF Module – Arduino Compatible

“This is Arduino compatible hardware that can control a single DC motor speed, direction, and brake using an RF remote control. The project is based on an ATMEGA328 microcontroller, H-Bridge DC motor driver chip LM18201, NRF24L01 RF module, 5V Regulator …

Dual Joystick RF Remote Transmitter with NRF24L01 RF module – 2 Joystick Control

“This is an Arduino compatible open-source hardware that includes 2 x Joysticks, NRF24L01 RF module, Atmega328 microcontroller, 3.3V regulator, power LED, function LED, Arduino programming connector, and other required components. This board can be used for the development of …

mRNA vaccine badge

“A small badge showing a schematic of an mRNA vaccine nanoparticle and blinking the RNA sequence of the Moderna or Pfizer vaccines. (Switch between vaccines by long pressing (>1s) the button to enter the menu, short pressing to switch, and …

MutantC V4 - Easy to Build, Modular Handheld PC

“A small Handheld PC with a physical 56 key keyboard, 4inch Display and Expansion header for add-on boards (Like Arduino Shield). Here we will discusses what you need to build one and show step by step guide. This device is …

P-CNC Laser Engraver and Pen Plotter

“In this project, I’d like to share how to build a homemade 3 axis P-CNC machine with its frame and supports made of PVC pipes and acrylic sheets. It has two operation modes: pen plotting and laser engraving …

Single Joystick Remote Control Transmitter using NRF24L01 – Arduino Compatible

“This is an Arduino compatible open-source hardware that includes 1 x joystick, NRF24L01 RF module, Atmega328D microcontroller, 3.3V regulator, power LED, function LED, and other required components. This board can be used for the development of various applications such …

Universal Logic Probe

“These days good quality oscilloscope is not an expensive instrument and, we can see it in most workbenches. With the advancement of oscilloscopes, simple testing tools such as logic probes are not as popular these days. However, if the oscilloscope …

XpandShield MK1

“An Arduino Shield with extensive I/O that is compatible with many Arduino boards. Follows Arduboy pinout. This shield, to the end of the day, is the extension of the old LCD4884 Joystick Shield. However, whereas the LCD4884 Shield may …

Arduino Telephone Caller ID Unit

“CLI, also known as Caller ID and calling number delivery (CND), is a service offered by the telephone service provider to customers to obtain the calling party number and date/time of the call. The service activation and information format …