Thursday, April 17, 2014

PIC16F84A Matrix LED Display

Matrix LED display created using PIC16F84A Microcontroller and 8*16 Matrix display. You can display your own running text message. Two 4017 digital ICs were used to control electrical signals for Matrix display.

PIC16F84A Matrix LED Display Project

PIC16F84A Matrix LED Display Schematic

Download project details including source code and user guide from the below link

*Please note that I used MPLAB Versio 8.3 to build the code. (Not the latest version). If you have any error while compiling the code, please use an old version of MPLAB or use the compiled HEX files to program.

Extracted from the book - PIC Programming. Author - Mr. Sarath Premachandra.(4S5AS) City & Guild London. Credits goes to him. 



Monday, April 14, 2014

PIC16F84A Digital Clock

Digital clock made using 6 seven segment modules to display Hours, Minutes and Seconds.
4017 Digital IC also used to control Microcontroller signals over Seven Segment Modules.
Special Components : 4MHz Crystal Oscillator

PIC16F84A Digital Clock

PIC16F84A Digital Clock Working

Download project details from the following link : 

*Please note that I used MPLAB Versio 8.3 to build the code. (Not the latest version). If you have any error while compiling the code, please use an old version of MPLAB or use the compiled HEX file to program.

Extracted from the book - PIC Programming. Author - Mr. Sarath Premachandra.(4S5AS) City & Guild London. Credits goes to him.