4 Digit MultiPlexed 0.33 Inch 7 Segment Common Anode Display

Rajkumar Sharma      http://www.rajkumarsharma.com  
2815
Project tested

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7 Seven segment multi-plexed display is tiny board that has been designed around Common Anode 4 digit Display, Display has 12 Pins. The board is provided with current limiting resistors on all LED segments and 4 PNP Transistors to drive 4 digits, the project is ideal for easy micro-controller interface with 13 pin Header connector. The Board supports 3.3V as well 5V TTL interface.

Schematic

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Parts List

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Photos

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PCB

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