Module Led Matrix 32x8 Display Max7219 wemos d1 mini nodemcu esp-32

Module Led Dot Matrix 3x8 Display with Max 7219 for Arduino, Esp32, Raspbbery Pi Description: 1. single module can drive an 8 * 8 dot matrix common cathode 2. module Operating voltage: 5V 3. Module dimensions: length 12.8 cm x 3.2cm wide x 1.3 cm high 4. holes with screws, diameter 3 mm 5. modules with input and output interfaces, support for cascading multiple modules. Arduino sketch example: #include SPI.h #include Adafruit_GFX.h #include Max72xxPanel.h int pinCS=10; //AttachCStothispin,DINtoMOSIandCLKtoSCK(cfhttp://arduinocc/en/Reference/SPI) int numberOfHorizontalDisplays = 1; int numberOfVerticalDisplays = 4; Max72xx Panelmatrix = Max72xxPanel (pinCS, numberOfHorizontalDisplays, numberOfVerticalDisplays); Stringtape = #34;AyobelajarArduino #34;; int wait = 50;//In milliseconds int spacer = 1; int width = 5 + spacer; //Thefont width is 5pixels void setup() { matrix.setIntensity(7); //Use a value between 0 and 15 for brightness //Adjusttoyourownneeds matrix.setRotation(matrix.getRotation()+1); //The first display is position upside down matrix.setRotation(1,1); //Thefirstdisplayispositionupsidedown } void loop() { for (int i = 0; i lt; width*tape.length() + matrix.width() - 1-spacer; i++) { matrix.fillScreen (LOW); int letter= i / width; int x = (matrix.width()-1) - i%width; int y = (matrix.height()-8)/2;//centerthetextverticallywhile(x+width-spacer gt;=0 amp; amp;letter gt;=0){ if (letter