Linux refers to the COMmunication ports using the following devices...
| Linux Device | DOS COM port |
| /dev/ttyS0 | COM1 (Oftern used for the mouse) |
| /dev/ttyS1 | COM2 (Typically used for external modems) |
| /dev/ttyS2 | COM3 |
| /dev/ttyS3 | COM4 |
ttyS* to COM* mapping
Last modified: 07/05/06 17:31:06