Serial Port Tool focuses on RS232 Serial Port communication software.
 
Comm Operator v4.3
Comm Operator
$99
Comm Operator is a powerful communication tool for serial port, TCP/IP and UDP. It is a professional tool to debug and test RS232 related devices.
It can send and receive data in Text, Hex and Decimal format. It can send data repeatedly and automatically. It also can send a file.
Send Data lists can be created by Text, Hex and Decimal files directly. It has built in checksum calculator. Log file can be kept automatically.
All existed COM Ports can be detected automatically. All settings can be saved and reloaded. COP file can be created for Comm Operator Pal.
Auto send mechanics makes it a full functional RS232 device simulator.