Top "Serial-port" questions

A serial port is a physical interface through which data is transferred (uni- or bidirectionally) one bit at a time.

Issues receiving in RXTX

I've been using RXTX for about a year now, without too many problems. I just started a new program to …

java serial-port rxtx
How to write integers to port using PySerial

I am trying to write data to the first serial port, COM1, using PySerial. import serial ser = serial.Serial(0) print (…

python python-3.x serial-port pyserial
Low latency serial communication on Linux

I'm implementing a protocol over serial ports on Linux. The protocol is based on a request answer scheme so the …

c++ linux serial-port low-latency throughput
inputstream.available() is 0 always

I have no idea of what is happening to my code. i am getting no errors and no response as …

java linux serial-port rxtx
How to use multiple Software Serial in Arduino nano?

I'm working on a project that needs to use at least 2 serial communications (2 TXs and RXs) alternately and in different …

arduino serial-port uart
Arduino map() method - why?

I was just looking at some example code and came across a line, I don't fully understand why it needs …

serial-port arduino mapping signal-processing digital
gnu.io.PortInUseException: Unknown Application?

void connect ( String portName ) throws Exception { CommPortIdentifier portIdentifier = CommPortIdentifier.getPortIdentifier(portName); if ( portIdentifier.isCurrentlyOwned() ) { System.out.println("Error: Port is …

serial-port rxtx
Serial / Com Port monitor for Windows x64

Can anyone recommend any good Com port monitor tools, like Portmon, which also work on Windows x64? Ideally something open …

serial-port sniffing sniffer
OpenSource .net SMS library, I can't seem to find one at all for C#

I've been using GSM modems in my projects to send/recieve SMS-s. I have been using built-in serial port communication …

c# .net sms serial-port gsm
How create a virtual io device in Linux that proxies data to real device?

I have an interesting problem. I am working on an embedded box with multiple instances of Linux running each on …

linux serial-port pipe virtual-serial-port