LED Driver interfacing to PIC Microcontroller - YouTube
Build your own stopwatch using Maxim MAX7219 Serially Interfaced, 8-Digit LED Display Drivers | ermicroblog
MAX7221 Technical Data
Data Multiplexer Adds Cursor To MAX7219 or MAX7221 LED 7 Segment Display Driver
MAXIM INTEGRATED MAX7221CWG+ MAX7221 Series 5.5 V 320 mA Surface Mount LED Display Driver - SOIC-24W - 2 item(s): Amazon.com: Industrial & Scientific
LedControl
Matrix & Sprite Arduino Libraries, for a many-LED display!
Driving an 8×8 (64) LED Matrix with MAX7219 (or MAX7221) and Arduino Uno - Electronics-Lab.com
MAX7221EWG+ - Maxim Integrated / Analog Devices - LED Driver, 4V to 5.5V, WSOIC-24
Interfacing ATMega32 to MAX7221 LED display driver Visit this post: https://aki-technical.blogspot.com/2020/07/interfacing-atmega32-to-… | Interfacing, Led, Display
MAX7221CWG+ LED Driver 24-SOIC | eBay
LEDMatrix_bb.png - Electronics-Lab.com
Tutorial – Arduino and the MAX7219 LED Display Driver IC | tronixstuff.com
1PCS MAX7221CNG MAX7221 8-Digit LED Display Driver IC DIP-24 High quality | eBay
Display Driver Controller 64 LED Matrix or 8 Digits MAX7219 | Mbed
MAX7219 LED Digital Display Module for Arduino
Using a MAX7219/MAX7221 LED display driver with a netduino | Fabien's Bit Bucket