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Questions - serial-port

Detecting python serial read timeout or serial interruption

I am making a program to talk to a piece of serial equipment. The code I have so far allows me to talk to the device just fine. However I would like to have the program do alert the user if the link d...
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RantWhy

python

serial-port

pyserial

Votes: 0

Answers: 0

Arduino compiling error in platformio with bool readSerial(Serial& stream) -> stream not declared

I tried to compile a code in platformio (Atom) and got a compiler error. No compiling errors for this code in the Arduino IDE. How do I get this code work with the PlatformIO compiler? I don't really ...
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unimetal

c++

compiler-errors

arduino

serial-port

platformio

Votes: 0

Answers: 1

Latest Answer

I edited my code now. The compiler couldn't know what the function does, because the function was declared before the main loop. I also removed the "Stream& stream" argument. I don't kno...
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unimetal

Debugging USB serial disconnection on raspberry pi

On one of my raspberry pis (Raspbian OS) with a USB serial device connected, there is periodic disconnection of the serial device while still being registered as a USB device. lsusb returns a valid Bu...
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SuPra

raspberry-pi

serial-port

usb

Votes: 0

Answers: 2

Latest Answer

USB Serial malfunctioning may be caused by many different factors, including software, hardware or noisy environment. The following diagram roughly describes the related components, ----------------...
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balun

Serial port is opening even though nothing is connected

In my code to open a serial port, when I search ports two ports are being shown in the combobox. when I select COM4, then it is going straight to the Catch and showing error as nothing is connected. B...
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DribbleNibble

c#

serial-port

Votes: 0

Answers: 1

Latest Answer

If the port is present in the system and there is no other application connected to it you will be able to connect to it even if there is no device on the other end. Essentially connecting to the Seri...
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Dennis Reshetnyak

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