The Arduino then controls the state of the LED using the active high enable line from the column multiplexer chip. [Alex] wanted more than just a static image to show off on his new display ...

8×8 LED Matrix modules are now widely available, and fortunately they are easy to use with our favorite Arduino microcontroller. 8×8 LED Matrix module have many applications in real life, such as ...

The one drawback to the hardware choices made here is that there are only eight bits of vertical resolution. It takes a little creative interpretation to make this look good, but the use of color ...

If you searching for an LED matrix for your next project or to add ... Using and customizing the display is easy, with a specially written Arduino library and a dozen pre-made examples.

With the help of the Power Mosfet, we can use the low voltage output from the Arduino ports to control high voltage/current ... energy flow to the LED. An analog signal has a continuously varying ...

Another feature that the R4 WiFi boasts is its 12x8 red LED matrix, which is readily programmable using the Arduino_LED_Matrix ... the ADC supports up to 10-bit resolution, with values from ...

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 ...

Adafruit has this week announced the arrival of the new Arduino RGB Matrix Shield which is now available ... at once but for scrolling text and light LED usage it will make wiring even easier ...