Specifications Prolific PL2303 driver

The Prolific PL2303 USB to RS-232 Serial Driver for Apple Mac OS X is the reliable interface between your PL2303 based cable and your Mac. The driver supports many PL2303 based dongles and USB interfaces, like 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.


  • Prolific PL2303-based cables

  • Reliable and stable data transfer

  • Unix file-descriptor access (/dev/cu.Repleo-PL2303-xxx, /dev/tty.Repleo-PL2303-xxx)

  • Apple’s IOKit implementation

  • Baudrates (300, 600, 1200, 4800, 9600, 19200, 115200, 230400)

  • Databytes (5, 6, 7, 8)

  • Stopbits (1, 2)

  • Manual and hardware handshake signal control (RTS, DTR, CTS, DSR, CD, RI)

  • Sending break signals (for Cisco routers)

  • Compiled for OS X 10.13-I64 (High Sierra), OS X 10.12-I64 (Sierra), OS X 10.11-I64 (El Capitan), OS X 10.10-I64 (Yosemite), OS X 10.9-I64 (Mavericks), OS X 10.8 (Mountain Lion), OS X 10.7 (Lion), OS X 10.6 (Snow Leopard), OS X 10.5-I32 (Leopard), OS X 10.5-PPC (Leopard)

  • Official maintained release of open source driver (Sourceforge, GitHub)