5Pcs Max7219 8X8 Dot Matrix Led Display Module 5V Mcu Control Max7219 88 Led, B

Description: MAX7219 is an integrated serial input / output common-cathode display drivers , which connects the microprocessor 7-segment digital LED display with 8 digits , bar graph can also be connected monitor or 64 separate LED. On type B BCD encoder includes an on-chip , multi-channel scanning loop , segment word drive, but also a 8x8 static RAM for storing each data . Only one external register is used to set the segment current for each LED. Wiring instructions: 1,Module on the left as an input port, output port on the right. 51 MCU, for example: VCC → 5V Package list: 2 X MAX7219 dot matrix module Notice: Requires only three IO ports can drive a dot ! No flashing dot matrix display ! Support cascade !

Product Features

  • 1.Module Operating voltage : 5V
  • 2.Module size : 5 cm X 3.2 cm wide X 1.5 cm high
  • 3.Single module can drive a common cathode 8 * 8 dot matrix
  • 4.Holes with four screws , diameter 3mm, can be fixed by using our M3 studs
  • 5.Modules with input and output interfaces , support for cascading multiple modules



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