Led Flasher 2 Circuit with PIC

complet circuit blinking leds

Blinking Leds

Hardware

Circuit, Wiring | Project pictures

Software

Flow chart | Source code

Project Specifications

PIC:PIC16F84A
Processor Frequency:4MHz
LED Type:High brightness LED x 8
Blinking patterns:Tree

Circuit control eight blinking LEDs with PIC software.
Blinking pattern change with 3 switches.

Pattern 1
Pattern 2
Pattern 3

Circuit Diagram, PCB

Electronic circuit diagram - LED flasher

Led Flasher circuit Diagram

X1=4Mhz resonator.

Pattern drawing (wiring side)

PCB

Green lines show wiring connections at component side.

Source code files - LED flasher

Led source Code (ZIP) Led_hex (ZIP)

Flowchart - Led Flasher

Flow chart showing software processing outline.
Processing can be understood read only source code list.
flasher flowchart

LED Flasher Board Pictures

Components

component side PCB

Wiring

wiring side PCB

Original Author: Seiichi Inoue (Japan)