Serial Port Monitor is a professional application for RS232/422/485 COM ports monitoring. It monitors, displays, logs and analyzes all serial port activity in a system.

It can effectively be used for monitoring serial data exchange between serial devices and any Windows application, debugging computer connection with peripheral devices using COM port - such as modem, mini-ATS, projector, etc, for solving problems with serial (RS232/422/485) data communication control networks and devices, for software and hardware testing and much more. It can monitor any software/hardware that works with a serial port, intercept and record all serial input/output control codes (IOCTLs), tracking their full details and parameters. Serial Port Monitor supports all COM-port types: standard on-board ports, extension board ports, SERIAL-via-USB adapters.

• ActivComport 2.0
  Serial port toolkit to enable applications or scripts to communicate with a modem or other serial port device. Features full com port control, binary and ASCII data transfer,...

• Eltima Serial Port Monitor 1.2
  Serial Port Monitor is a professional application for monitoring serial data exchange between serial devices and any Windows application

• Serial Port Monitor 4.0
  Eltima Serial Port Monitor was designed for RS232/422/485 COM ports monitoring

• Serial Com Port Monitor 5.0
  Serial Com Port Monitor was designed for RS232/422/485 COM ports monitoring

• ActiveComport Serial Port Toolkit 2.0
  Serial port toolkit to enable applications or scripts to communicate with a modem or other serial port device

• ActiveXperts Serial Port Component 3.1
  Serial COM Port Communication component to add serial communications to your software