wSHDCOM is a program for debugging serial communications. It givesyou possibility to send data via serial line and receive it. All of this datais displayed as live hex dump view. And this is not all! Using possibility to listen two com port in the same time you can actually spy serial communicationsusing same cable you use with ViewComm but in this case for free :).
Features:
Manually send one or more data via serial port in decimal, hexadecimal, ASCII or binary format
Time stamp on each received and/or sent byte
History of all data sent
Display sent/received data in hex dump mode
Save communication session on disk for later review
Sent communication session via e-mail directly from program
Export communication session to HTML format
Copy selected portion of communication session to clipboard
Possibility to spy communication using two serial port (ViewCOMM mode) or without serial port (NT Mode)
Small and compact program - Suitable to be run from USB disk
Install and uninstall program
Scripting support with support for user interaction
Menu and toolbar customization options
Help
Easy to use
Free !!!
More options (ethernet conectivity, terminal, plugins, protocol analyzer, ethernet conectivity, etc..) available in wSHDCOM plus (check publisherТ‘s web site for more details)