Archives: Projects

    This project is a 4-phase unipolar stepper motor controller. Description Unipolar 4-Phase Stepper Motor Controller Board will help you control a Stepper Motor or 4 individual Solenoids. This circuit consisting of transistors that serve as current amplifier and...

  This project is a Real Time Clock based on SD1307 RTC Description RTC Add-On Board offers an easy way to interface a standard I2C RTC IC type DS1307, into your project. Specifications  5 VDC supply sourced through the interfacing Box Header connector. Battery...

  This project is a RS232 & RS485 Interface Board RS232 or RS485 Board will help you provide a seamless connection of either of the protocol RS232 or RS485 with your interfacing circuit. Specifications 5 VDC Supply sourced through the Box Header interfacing...

  This is a PIC 40/28 PIN (DIP) PIC Development / Evaluation board that demonstrates the capabilities of Microchip’s 8-bit microcontrollers, specifically, 28- and 40-pin PIC16FXXX, PIC16F1XXX, and PIC18 devices. It can be used as a standalone demonstration board with a...

Introduction Lithium Polymer Batteries are a very common source of power today. Many electronics gadgets have one inside, and they have some reasonable features. I've bought great batteries, with different sizes and capacities for my electronics projects. So long I'm using this...

  PIC based automatic timer for a PCB exposure box This is an improved version of the Darkroom Timer originally created by Stan Ockers (1999). Some extra features were added and the PIC code was modified accordingly. Lamp(s) light at start of timing and turn off when...

  This project is a 3.3V Voltage Regulator Description This project  will provide 3.3 V @ 800 mA DC Regulated Supply.  The project is based on the LM1117 Low-Dropout Linear Regulator. The LM1117-3.3 is a low dropout voltage regulator with a dropout of 3.3V @ 800mA of load...

  This project is a RS232 to RS485 interface module Description This project provides a simple and easy solution to connect your computer to a RS485 Network in either Receiver or Transmitter mode. This circuit has been designed around popular MAX232 and MAX485 interface...