Another MAX7219 example using random numbers to randomly light an LED in the matrix, you may want to increase the delay Code #include “LedControl.h” // need the library LedControl lc=LedControl(12,11,10,1);…
Category:
Arduino
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The first thing you will need that makes things easier is to download and install the LedControl Arduino library as it is essential for using the MAX7219. Code #include…
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This requires an ethernet shield and an LED connected to pin 6. Copy the code into a new sketch and upload it to your arduino and then open your web…
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This time we will create a more practical example of connecting an Arduino to a PC and then writing an app to read data via the com port. In this…
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In this example we will expand the SD card example we did previously and we will add a DS18B20 temperature sensor. We will log the results of the sensor to…
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In this example we connect an SD card to our Arduino, we will log analog readings to a file on the SD card. Here is the layout Code #include…