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OpenCircuit MAX7219 4x Dot Matrix Module

OpenCircuit MAX7219 4x Dot Matrix Module — OpenCircuit — 33889

Four connected 8×8 dot-matrix modules, each driven by a MAX7219, providing 256 individually controlled red LEDs in an approximately 132 × 32 × 14 mm assembly. Controlled with Data, CS and CLK plus 5 V and ground.

Pinout

Logical pinout · physical placement not verified
OPENCIRCUIT MAX7219 4XVCCCSGNDCLKData
  • VCC
    Type · PowerVoltage · 5
  • GND
    Type · Ground
  • Data
    Type · GPIO
  • CS
    Type · SPI
  • CLK
    Type · GPIO

Start wiring

I2C · SPI · Single data line · 5 V · 3.3 – 5 V · Bare

Verify supply voltage and logic levels before powering up.

Module pins: VCC, GND, Data, CLK. Schematik maps them to your board in the app.

LED displays

88 other options

Adafruit HT16K33 backpacks, MAX7219 daisy-chains, NeoPixel and DotStar grids, HUB75 RGB matrix panels, charlieplexed arrays, bare clock displays, and two VFD character modules — almost 90 parts, none wired the same way.

View all 88

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