Dot matrix display, 4 positions

MAX7219 Dot Matrix Module For Arduino Microcontroller 4 In One Display with 5P Line

  • Operating Voltage: 5V
  • Dimensions: 12.8X12.8X1.3cm/
  • Fixing screws with 64 holes with a diameter 3mm
  • Module with input and output interfaces, support for cascading multiple modules
  • Quality: 1Set
    • The left side of the module to the input port, the right to an output port
    • When the control of a single module, simply input port connected to CPU
    • When a plurality of cascaded modules, input and output termination CPU, an input terminal of the second output end of the first module a module, the first two modules of the input terminal of the three termination modules, and so on…