Serial Port Monitoring Software

Monitor & analyze
all serial port activity

Meet new Serial Port Monitor 6 with possibility to monitor several ports in one session, decreased nonpaged memory load and numerous other improvements! If you own a license for ver. 5.x, you can upgrade with 50% OFF!
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Case Studies

Client: Jon Kinne

"Without the Serial Port Monitor from Eltima, I would not have been able to easily and quickly see the operation of the several serial ports carrying data to the navigation program..."

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Build Info
File size:
Latest build:
Release date:
8th February, 2015
Build compiled:
17th July, 2015
Compatible with:
User Manual Changelog (RSS)
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serial port monitoring - rs232 port monitor

Send data to COM port and analyze reaction of the serial device

Serial Port Monitor displays, logs, and analyzes all serial data exchange between serial devices and applications.Install Serial Port Monitor and track all data flows from any software or hardware that works with a serial port. In other words, Serial Port Monitor is a powerful system utility for monitoring the usage of serial ports, exploring OS functioning, tracking down problems in system or application configurations and processes.

Note: Now Eltima Software offers two types of licensing policy: Standard and Professional editions of Serial Port Monitor.

serial port monitor

Common objectives and our solutions:

View and Filter monitored data

Serial Port Monitor lets you choose monitoring filters, thus saving your time and letting you track only the events you are interested in. It can process all standard serial I/O Control requests and other major functions including IRP. Both (IOCTLs and IRPs) can be filtered in Serial Port Monitor. Serial Port Monitor offers several views for more comfortable monitoring process: table, line, dump, or terminal.

monitor several ports

Monitor several COM ports

Serial Port Monitor enables you to monitor several ports at the same time. You can gather information on how apps interact with several ports and devices during a single session. To simplify analysis, the data is recorded in a single log as it is received and sent, on a first-come-first-out basis.

com port monitor

Monitor and analyze Serial Port activity

Serial Port Monitor tracks, displays, logs, and analyzes all serial port activity in a system. Serial Port Monitor is attached to a COM port, opened by any application or hardware. All the data that goes through the monitored serial port will be displayed in this monitoring tool.

rs232 port monitor

Emulate data sending to serial device

You can send any data in strings as well as in other different numeration systems (binary, octal, decimal, and hexadecimal) to monitored serial port as if it was sent on behalf of monitored application using terminal mode feature of Serial Port Monitor. This way you can follow the reaction of the monitored serial device on some special commands. Specify sending data format and begin monitoring serial port activity. Port Monitor lets you change input data stream parameters and easily modify COM port settings (stopbits, flow control, parity control, data bits, highlighting, etc.).

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