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The LED board has the following ICs:
The LED board has the following ICs:
* SN74HC138
* SN74HC138: 3-to-8 line decoder/multiplexer
* SN74HC04
* SN74HC04: 6 inverters
* 10x SN74HC164
* 10x SN74HC164: 8-bit parallel-out serial shift registers


The boards are connected through a 10 pin connector.
The boards are connected through a 10 pin connector.
There is also a 5V connector.
There is also a 5V connector.

Revision as of 21:12, 19 March 2022

This page is about a lichtkrant, bought by flok.

Hardware

It has of 16 blocks of 5x8 LEDs, for a total of 80x8 LEDs. It is unknown if it's monochrome (just red) or two-color (red + green).

The electronics consist of two parts: a controller board and a LED board.

The LED board has the following ICs:

  • SN74HC138: 3-to-8 line decoder/multiplexer
  • SN74HC04: 6 inverters
  • 10x SN74HC164: 8-bit parallel-out serial shift registers

The boards are connected through a 10 pin connector. There is also a 5V connector.