RS-232 (also known as EIA RS-232C or V.24) is a standard for serial binary data exchange between a DTE (data terminal equipment) and DCE (Data Communication equipment). It is commonly used in the serial ports of PCs.

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Barcode scanner with RS232 interface not working with USB adapter

I used RS232 interface of barcode scanner (Datalogic QD2100), for my project but a problem arises. The manual given with this barcode scanner has certain barcodes for mode setting (scan mode-flashing, ...
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I need to monitor a physical RS232 port on an appliance?

I need to verify what's being output on an RS232 port of an appliance that's running proprietary software (e.g. NOT Windows or Linux). The port is sending data to a target app on another appliance, ...
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352 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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721 views

rs232 PTZ cameras software program for control

Does anyone know of a program that would allow you to control multiple IR cameras via usb (computer jack) to rs232 (camera hardware)? We have a cameraswitcher, very low key, that I can press buttons ...
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Is there a software that allows RS232 sniffing and TCP/UDP listening

I am looking for a software that would fulfill the following requirements: Able to "sniff" communication over RS232 (like PortMon and Advanced Serial Data Logger) Able to listen to a given ...
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Can't communicate using PuTTY, but can with Termite

I'm trying to establish a serial connection to a peripheral from my PC's RS-232 port. Pretty simple stuff, and I've had not trouble doing it with countless peripherals before. And yet when I configure ...
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911 views

How do I make a USB RS232 dongle show up in /dev/ttyUSB* in Ubuntu 10.04?

I have a couple of FTDI based USB to Rs232 serial dongles. Sometimes when I plug them into my Ubuntu 10.04 laptop, they show up as /dev/ttyUSB0 and /dev/ttyUSB1. Sometimes they don't. When they ...
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Installation of USB-to-RS232 driver fails

When I connect my USB-to-RS232 ADAPTER on USB 2.0 port on Windows 7 (64-bit), I get: Device driver software was not successfully installed Prolific USB-to-Serial COMM Port (Failed) On Device ...
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Can I receive “terminal” output through USB?

I've acquired my first SoC hardware, the only direct connectors being 2 USB ports and 1 DB-9 port. I know that the latter type has been used for a long time as a terminal connector, enabling direct ...
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225 views

Unable to connect my projector via USB-to-RS232

I have to connect a Mitsubishi projector XL6600U via a USB-to-RS232 connector. I have a Prolific PL2303 cable, the drivers are available here: ...
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Encapsulation of M-BUS protocol on a serial link UART/RS232

Since the industrial protocol M-bus has its own network and obviously a transceiver, so we long to find a way to encapsulate it into another. So basically we would try to encapsulate it into a kind ...