The serial interface or serial port, also known as RS-232 is a communication port used to connect modems, mouses, some printers, scanners and other hardware equipment.

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Serial Terminal with custom colors

Looked around but I can't seem to find a serial terminal program that has ability to custom color lines according to certain symbols found in received lines. For example I would like to see 'ERROR: ...
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How to create a simple computer interface that senses toggling of a switch?

I want to build a simple computer interfacing system. The use case is: A user will press a switch that is connected to a computer through a serial port (or any other means, I don't care) and a running ...
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Setting up a Digital VT100 as a terminal to OS X Lion

I have followed this guide: http://www.club.cc.cmu.edu/~mdille3/doc/mac_osx_serial_console.html And I installed the closed-source Prolific driver (the open source one and the FTDI ones always gave ...
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Redirecting serial port keeping ability to send signals

I have the following scenario: a laptop running Windows XP, connected to a meter through its serial port. I need to read/write to this serial port from a remote computer (running windows 7). I also ...
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Can't access SerialPort on virtual machine

I'm using VMware Workstation 10.0.4 with a Windows 8.1 64bit as OS on the virtual machine (and the host system). Now I am facing the problem that though the serial port is mapped into the virtual ...
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Full buffer serial printer

I have a Zebra GK420 printer connected with a serial cable. It works for few labels jobs but if I send many many labels I get a "Full buffer error". I tought it can be the host handshake than I ...
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537 views

NetBSD Networking

I have an old Toshiba Satellite 4015CDT, with Pentium II MMX, 32MB RAM, 4GB HDD. It also has one USB 1.0 port, parallel and serial ports, a 3.5" floppy drive and a CD-ROM drive (probably almost dead). ...
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How can USB 3G modems reach high speeds through a virtual serial port?

I'm a bit puzzled about the virtual COM ports used by modern high speeds USB devices that creates several serial interfaces, one of which is used for data transfer. A modern 3G/4G USB modem can reach ...
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Is it possible to make a persistent USB serial port regardless ofthe existence of the USB device?

USB serial ports, especially devices which emulate serial ports, don't quite behave the same as old serial ports, which causes a few problems with some software. old serial ports, always existed, ...
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How to send a BREAK on a serial port from command line in Raspbian Linux?

I am looking for a way to send a serial BREAK from a shell script in the Debian Linux that comes default on a Raspberry PI without needing any additional software to be downloaded or compiled. ...
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Output to Serial Port

I am trying to output to an arduino through the serial port in windows using a program called boblight. Basically, I have to tell it where to output. I have tried "COM3", "dev/com3", and "dev/ttyS3". ...
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How to send characters to a virtual serial port in Windows 8.1

Microsoft is very unhelpful, as per this link. However one method is the command: echo abcdefghijklmnopqrstuvwxyz > COM3 And as per a question here here, another option is: SerialSend ...
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Converting the /dev/ttyUSB to com ports in linux

I have some software which runs on windows. I installed wine and ran it in linux. It works fine but the issue is it communicates with a serial port. Therefore the only option I can choose are ...
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Delete virtual serial ports in Windows XP

In my registry file HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\SERIALCOMM there are 14 ports that I want to delete – \Device\VCom11 to \Device\VCom24. I deleted the ports with Registry Editor but after ...
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How to quickly determine which process (if any) listens to a serial port

I am looking for a command to see the process listening to a port, e.g. /dev/ttyS0 (with root rights on a Linux system). I can do that with lsof /dev/ttyS0 but this is really too slow. Also, I ...
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IrDA adapter - how to enable speeds less than 9600

I need to use infrared usb adapter tekram IR-410W under win8. unfortunately it doesnt create virtual com ports. another trouble is IrCOMM driver doesnt work under win7/8 i need to communicate to ...
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729 views

Emulating a Serial Device on OS X

I have been working with building Microcontroller (mostly Arduino) based devices for the past few months and have been quite surprised by the seeming lack of any form of serial emulation. I know ...
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193 views

Serial redirection for a desktop computer

Lets suppose I have a desktop computer. Is there any way (i.e. a PCI card or some kind of software/hardware) through which I can enable the computer to support serial redirection? By serial ...
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462 views

interface an lcd through rs232 interface

Linux has character device file representing serial port /dev/ttys*. I can simply open , read , write , close a serial port using system calls in my c program. I am working on a board which has an ...
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646 views

Clash between PPP connections on Windows 7

I am using COM ports to connect to some hardware. I setup RAS connections for the various COM ports. If I connect to one device at a time then I am able to communicate using a TCP/IP socket with ...
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411 views

Help accessing Beagle over serial with Minicom/GTKTerm

I am trying to access a brand new Beagle Board from Ubuntu or Mac over serial using the setup seen here: http://specialcomp.com/beagleboard/RevC1.htm I got Minicom and GTKTerm installed on the Ubuntu ...
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490 views

OS X: log text from serial port

I have a text stream coming in on a USB-RS232 adapter. I want to pipe it to some Unix tools, to a file, whatever. What is the simplest way to do so? Does it really require third-party software? OS X ...
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“mount” a serial port or USB or PS/2 or parallel port on a local machine over TCP/IP

let's assume I have two boxes, both running some (any) unix variant. I have root privileges on both boxes and they are networked together. I'm using A, the other is B. I'd like to "mount" the ports ...