You can download the Pololu Simple Motor Control Center (SmcCenter) and the command-line utility (SmcCmd) for Linux here: Simple Motor Controller Linux Software (115k gz).
Unzip the tar/gzip archive by running “tar -xzvf” followed by the name of the file. After following the instructions in
The Simple Motor Controller’s virtual serial port can be used in Linux without any special driver installation. The virtual serial port is managed by the cdc-acm kernel module, whose source code you can find in your kernel’s source code