Maker LED display also has Wi-Fi so it can connect to the internet to retrieve and display information. Choose between 32 x 9 pixels or 64 x 9 pixels versions and choose an LED color: white, blue ...

For example, if you had 12 Pixie Chromas, you can wire four GPIO of your microcontroller to the 1st, 4th, 7th, and 10th Pixie. Each GPIO is now only responsible for the data of three Pixie Chromas ...

Continue reading “A Hard Rocking Arduino Visualization Shield”→ Posted in Arduino Hacks, Musical Hacks Tagged adc, audio meter, guitar pedal, led matrix, MCP6002 ...

Most of us have an 8x8 LED matrix from one of our Arduino kits. What can we do with them? This module investigates how to use these interesting devices. Along the way, we describe a fun electronics ...

The on-board 12 x 8 (96pixel) matrix of red LEDs (photo right) is Charlieplexed for pixel-level addressing. Arduino_LED_Matrix API is available for programming and control, and “we have developed a ...

An Arduino Nano is then pressed into service to run the show. It’s hooked up to a MAX7219 LED matrix which feeds instructions to the willing participants, who activate the system with a giant ...