Hi, I want to create a communication between Raspberry pi and arduino by using GPIO pin, but I have problem with my code. So RPi act as a sender and arduino will be the receivier, for example : if RPi pin number 4 is HIGH/LOW, consequently so does the Arduino's pin 4, also arduino will print '1' if …

Communication between Raspberry pi and Arduino via GPIO

credist November 12, 2017, 2:53pm 12

so It's a digitalRead, impretty much confuse , my programming skill is below average

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