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Serial communication is the standard USB connection between the Arduino and a computer with a standard USB A to B cable or through the TX/RX pins using a USB to serial converter. It can also refer to the serial library.
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Serial.write without a receiver
I'd like to send a monitoring information (temperature) to a serial receiver periodically. … The problem is I don't know if there is any monitoring service (serial receiver) and how fast it is reading. I only need the latest value. …
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Non-blocking SoftwareSerial.Write
How to use SoftwareSerial.Write without blocking if buffer is full? Serial.write blocks if the buffer is full. So I need to check Serial.availableforwrite before calling write to prevent blocking. But …