Features comparison: Serial Port Sniffer ActiveX and Serial Port Monitor ActiveX
Eltima Software GmbH ships two products that are designed for similar purposes: however they implement different architecture and offer slightly different features. The two products are Serial Port Sniffer ActiveX and Serial Port Monitor ActiveX Controls. Both of these products are used to monitor the traffic between two serial ports.
Below is the detailed list of provided features:
| Feature | SPM ActiveX | SPS ActiveX |
|---|---|---|
| Change DTR | + | + |
| Change DSR | + | + |
| Change RTS | + | + |
| Change CTS | + | + |
| Open/Close port | + | + |
| Change Baudrate | + | + |
| Change Handflow control | + | + |
| Change Line control | + | + |
| Detect Ring | + | + |
| Write to port | + | + |
| Read from port | + | + |
| OnTimeouts | + | + |
| Change control chars | +(OnIrp) | - |
| Read data substitution | - | + |
| Write data substitution | - | + |
| Exact events timestamps | + | - |
| Read 6 KB of data, while baudrate is 9600 (sec) | 6 | 10 |
| Stop sniffing when port is opened | + | - |
| Start sniffing when port is opened | + | - |
| Trace the application that opened port | + | + |