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, so he ...

If you’ve ever wanted to make your own VU meter but were scared off by the signal process you need to study this tutorial. Hackaday Alum [Phil Burgess] developed the device using an RGB LED m… ...

Our project is infact an Arduino with Serially Interfaced MAX7219 Operates an 8X8 LED Matrix to display a heart pattern. The MAX7219 IC is a serial input/output common-cathode display driver that ...

Features of the Arduino LED Matrix include : – Single-color 32 x 9 or 64 x 9 LED matrix display with several color options – ESP8266 controllable and programmable via Arduino ...

Arduino has launched its next generation of UNO boards, introducing a 32-bit Renesas microcontroller and Espressif ESP32-S3 module, one-click cloud connectivity and plenty of I/O plus a 12×8 red LED ...

Arduino Uno R4 WiFi comes with built-in Wi-Fi and ... the R4 WiFi boasts is its 12x8 red LED matrix, ... from the analog inputs. On the Rev3, the ADC supports up to 10-bit resolution, ...

Arduino RGB Matrix Shield 10:07 am June 21, 2018 By Julian Horsey Adafruit has this week announced the arrival of the new Arduino RGB Matrix Shield which is now available to purchase priced at $5.95.

This is Marelli’s second generation of high-resolution projection system, following the 2018 digital micro-mirror-based ‘h-Digi’, which can be found in some premium-level vehicles. The LED array is ...

This module utilizes an Adafruit Bicolor LED Square Pixel Matrix with I2C Backpack and an Adafruit Microphone. It introduces how to download libraries for the LED Backpack and how to use it to display ...