Microcontroller-Based Serial Interface for LCD Module

The project illustrates the serial interfacing of Hitachi compatible 2x16 LCD modules with PIC16F84 or PIC16F628 microcontroller unit.

Improvised 1.5V Strobe Version

The project pertains to the modification of the flash circuit that comes with a cheap Kodak Max disposable Camera so that a low frequency strobe may be used.

Laser Driver Circuit for Keychains

The project describes the operation of a cheap keychain lasers that are being sold in low price.

Test Adapters for Oscilloscope

A simple and cheap adapter has been designed for the purpose of converting any oscilloscope into a component tester.

USB HID with Infrared Feature

The project was designed with capability of converting CIR signals from a remote control to keystrokes and/or mouse movements.

Parallel Port Used to Control Peripheral Electronics

Any peripheral component can be controlled by the 25-pin parallel port by assigning a high & low or ON & OFF state to each pin.