The following links serve as repositories Installation Instructions for Startech PEX2S552 PCIe serial card with moschip 9900 chip:

|Instalation Instructions. |
| 9900.c file for Ubuntu 8.10 (Intrepid) kernel 2.6.27.11 and 9.04 (Jaunty) kernel 2.6.28.11 distributions. |
| Make file for all all distros
| 9900.c file for Ubuntu 8.04 (Hardy) kernel 2.6.24.23 distribution. |