So you have a Teensy 3.1 and a 16x32 RGB LED matrix panel or 32x32 RGB LED matrix panel and you want an easy way to add graphics to your matrix without having to toss aside your Teensy or do too much soldering. Enter the SmartMatrix SD Shield v3 - for Teensy 3.1.
The SmartMatrix shield has 13 I/O pins that larger matrices need to drive the display. It also adds a place to drive an external power supply and conveniently brings out the Teensy's free signals to a header.
As of Monday, June 1st, 2015 we are selling the upgraded SmartMatrix SD Shield version 3.
Upgrades for version 3 include:
It's a great board for easily expanding your Teensy's capabilities. Comes as a kit of components, but all fairly easy to solder, as it uses all through-hole components. You'll also need to program in your Teensy with the SmartMatrix code available on the project website.
See our Distributors page for a complete list of distributors.