The Prolific PL2303 USB to RS-232 Serial Driver for Apple Mac OS X driver project enables interaction between your mac and serial USB interfaces from major manufacturers using the PL2303 chip like Samsung, Prolific and Siemens.
Installation is easy: Run the installer, reboot is not required. Deinstall functionality is also provided by the installer. To deinstall an old version of the driver, execute the following steps in a terminal:
ls | grep 2303
sudo kextunload ./<name>.kext
sudo rm -rf <name>.kext
The source code of the PL2303 driver is available under GPL 2 license and can be downloaded at:
The driver supports devices of I-O Data Device, Samsung Electronics Co., Ltd Anchor Chips, Asahi Kasei Microsystems Co., Elecom Co., RATOC System, Y.C. Cable U.S.A., Prolific Technology, Susteen, Syntech Information Co., Happ Controls, Palm, Mobile Action Technology, Siemens AG, ICP-DAS, Radio Shack, ZTE WCDMA Technologies MSM, Tripp-Lite, and Sitecom
Is your PL2303-based device missing? Drop an e-mail!