May 302010
 

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:

 Posted by at 7:53 pm

  7 Responses to “Working with the HDSP 2111”

Comments (5) Pingbacks (2)
  1. […] 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 […]

  2. […] HDSP211x alphanumeric displays in the LED bin at NYCR and loved the StarTAC style. He had previously written about driving them, but using an Arduino and a shift register on a breadboard was a bit large for my goal of making it […]

 Leave a Reply

You may use these HTML tags and attributes: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>

(required)

(required)