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2 votes
1 answer
2k views

Laser emitter + receiver for Arduino (Arduino to Arduino communication)

3 votes
2 answers
667 views

Bluetooth communication not working with DC power but works with USB power?

44 votes
4 answers
49k views

Why does starting the serial monitor restart the sketch?

0 votes
2 answers
117 views

Clear serial data for new incoming values

-1 votes
1 answer
64 views

Reading serial data from Arduino in Python continually

1 vote
2 answers
171 views

Why can't I upload a sketch by connecting directly to the serial pins?

-1 votes
1 answer
64 views

Arduino not reacting sometimes when reading serial commands

48 votes
21 answers
139k views

Serial data plotting programs

0 votes
0 answers
38 views

Python program can read but not write on serial monitor

4 votes
2 answers
2k views

When it comes to UART to RS485 communication, what is the difference between the 'MAX485' and the 'HW-0519' module?

0 votes
2 answers
826 views

Serial to USD (HID keyboard device) converter

1 vote
1 answer
891 views

USB serial port no longer detected after successful upload

0 votes
0 answers
126 views

ESP32 S3 Same code works on Serial1 but NOT on Serial0 for RS485 module

1 vote
0 answers
514 views

esptool.py error Cannot configure port, something went wrong. PermissionError(13, 'A device attached to the system is not functioning.', None, 31)

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