NYC Resistor

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Working with the HDSP 2111

By: Matt
May 30th, 2010

During Hackday I worked on a display for the Stabby ID.

I have six or so HDSP 2111 units lying around. They also come in green and red led models.

Read on for Schematic and Demo Arduino Source

Requirements:

1 HDSP 211x LED Display
1 SN74LS595N Low Current Shift Register
1 Arduino compatible board
1 current reference capacitor ( just for safety )

Schematic:

Source:

2 comments
  • r4

    dox_dropped();

  • http://hackaday.com/2010/06/02/hdsps-and-playstation-2-controllers-on-arduinos/ HDSPs and Playstation 2 controllers on Arduinos – Hack a Day

    [...] at Evil Mad Scientist Laboratories, they’ve posted a quick breakdown of how to interface those neat little HDSP LED displays with an Arduino. This specific instance is for Mr. Stabby. Source code and schematic are [...]