The 1K resistors are used for base current limiting, and the 390R resistors limits the operating current of the LED display segments. In the Arduino board, digital outputs from D2 to D8 are used to ...

There are so many nice hacks in [Joekutz]’s retro LED display project that it’s hard to know where to start. There’s his DIY LED display controlled by an Arduino UNO. To have some… ...

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 ...

Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...

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 ...

Continue reading “Turning A MIDI Sequencer Display Into A Tetris Clone” → Posted in Arduino Hacks , classic hacks , News Tagged 808 , arduino LED array , follow up , sequencer , tetris Search ...

The combination of a transparent OLED display, Arduino Nano Every microcontroller, HC-05 Bluetooth module, and a small LiPo battery results in a functional and versatile piece of wearable technology.

This includes an Arduino-powered LED display, an SSD, and more. One user restored and rebuilt his old 386 CPU with new hardware. This includes an Arduino-powered LED display, ...