If you are performing these tasks on either Windows or Linux then you will requires some program that can communicate with your hardware and system. In the old days, Windows used to be provided Hyper terminal but now from Windows Vista they don’t provide such a tool, could not understand the reason though. How ever you can still use Hyper terminal in Windows 7 as well as you can use other freely available serial communication utilities like Putty.

Putty is a great and free tool and available for both Windows and Linux platforms. If your system does not have any serial port, you can still use a USB-to-Serial adapter When you buy a USB-to-Serial port adapter you will get a driver for it as well. This driver makes a virtual serial port in your system. In Windows, serial port named as COM port. If you want to use Hyper terminal than you have to download this file. Now you have to follow below steps to communicate with your device: If you want to use Putty than download this file from here. Step – 1: Connect your device with your system through RS-232 cable or USB-to-Serial adapter and check whether it’s connected successfully or not. Step – 2: Open device manager and check for COM ports, it get assigned a COM port or not. If you are not aware about accessing device manager then follow this post. Step – 3: Note down the “COM port number” as we will require it. Step – 4: Check user manuals or other reference documents related to your hardware for the following information:Ībove properties are critical to make the communication correctly, if you don’t configure these properties properly then you will get either junk data or no data. Serial Communication using Hyper Terminal If you are going to use Hyper terminal than follow Step-5 to Step-9 otherwise follow Step-10 to Step-12. Step – 5 a Extract the downloaded “hypertermina.rar” file in your system, open the “Hyper terminal” folder and double click on hyper terminal application. You should see the window like the screen shot given below. Step – 5 b Insert a name for the connection, for ex. Step – 5 c Select your “COM” i.e Serial port.

Step – 5 d You will see the window like below screen shot. Set the values, you noted before remember i.e. Step – 5 e Now you are ready to communicate with your device.

I am inserting a screen shot which shows a messages received by the device.

Hyperterminal private edition v7.0