HiLetgo 2pcs MAX7219 8-Digital Segment Digital LED Display Tube for Arduino 51/AVR/STM32-Fast Shipping

Description

Only three IO ports are used to drive the eight digit display. MAX7219 supports flicker free displays as well as cascading displays.

MAX7219 is an integrated serial input / output common-cathode display driver, which connects your microprocessor to a 7-segment digital LED display with 8 digits.

This module is compatible with 5V and 3.3V microcontrollers.

VCC and GND should not be connected reversed, so as not to burn the chip

Compatible with Arduino