I have a problem: after trying to use Serial.begin(300) for board CH32v003j4m6, my COM port 5 always shows an error: ''Port monitor error: command 'open' failed: Serial port busy. Could not connect to ...
I like to visualize things, so I decided to prepare this simple tutorial to help you better understand how to visualize data using Arduino. This tutorial assumes that you have some basic electronics ...
In all cases, the examples are compiled and uploaded without error. However, there is no output to the Serial monitor at all. void setup() { Serial.begin(9600); while ...
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