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ATmega128 MMC Card Supported 3-Colors LED Sign Message Board

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ATmega128 microcontroller based on the ATmega128 a quality marquee project instead of text information stored on the MMC card codes shared resources

At the beginning this project was to buy a led sign to interface with my home automation network. This automation network display information like temperature wind speed, humidity etc I had bought on LED Sign but when I received it I got a surprise! There was no serial port to program messages

3 Colors messages
5 Scrolling speed
Serial port for uploading messages

LED Sign Project

ATmega128 MMC Card Supported 3 Colors LED Sign Message Board atmega128 cpu from the led sign and connected spi interface

ATmega128 MMC Card Supported 3 Colors LED Sign Message Board led sign with mmc memory card atmega128 large amount of ram

ATmega128 MMC Card Supported 3 Colors LED Sign Message Board project led sign interface led sign with mmc memory card

Source: http://www.microsyl.com/ledsign/ledsign.html alternative link: atmega128-mmc-card-supported-3-colors-led-sign-message-board.rar

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