Visiteurs depuis le 27/01/2019 : 5543 Connectés : 1 Record de connectés : 23 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. Prolific offers complete USB to Serial/UART/RS232 and USB to Printer interface bridge solution for Windows. Mac OS: PL2303 Mac OS X Driver Downl