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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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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758 views

Wrong newline character over serial port (CR instead of LF)

I'm trying to talk to a device using a usb-to-serial converter on linux. Drivers are working, the device exists at /dev/ttyUSB0. There is a strange problem (checked with a null-modem cable to another ...
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242 views

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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168 views

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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655 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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175 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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445 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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606 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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381 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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463 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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710 views

“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 ...