Led Flasher Circuit with PIC
Project Specifications
- PIC:PIC16F84A
- Processor Frequency:10MHz
- LED Type:High brightness LED x 8
- Blinking patterns:Five
Circuit control eight blinking LEDs with PIC software.
Blinking pattern change with five switches.
Pattern 1 | ![]() |
Pattern 2 | ![]() |
Pattern 3 | ![]() |
Pattern 4 | ![]() |
Pattern 5 | ![]() |
Circuit Diagram, PCB
Electronic circuit diagram - LED flasher

X1=10Mhz resonator.
Pattern drawing (wiring 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.
LED Flasher Board Pictures
Components

Wiring

Original Author: Seiichi Inoue (Japan)