7/26/2019 LED matrix based microcontroller project

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A R E T R O S H O O T I N G G A M E

B Y

Shootem Down

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Brief Description

Five buttons, up ,down, left, right and shoot

Four Bicolor LED Dot Matrix, red and green

Each matrix has ! pins

" pins are for rows#$ pins are for " columns, one for each color

7/26/2019 LED matrix based microcontroller project

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Brief Description

Four matrices need #$ pins for rows%

&olumns need 'pins, #$ for each color%

Each row is connected to ()mega' through ''*

ohm resistor %Four decoders are used to connect ' column to

()mega'

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Bloc+ diagram

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&ircuit Diagram

7/26/2019 LED matrix based microcontroller project

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Flow &hart

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)han+ ou