Meade Instruments USB to RS 232 (Serial) Adapter The Meade USB to RS232 Adapter Cable allows you to connect a Meade RS232 device to a PC's USB port The USB to RS232 Adapter Software driver creates a virtual commport on your PC and treats the virtual port as a normal PC serial port The software is compatible with Windows 98, ME, 2000, and XP Meade USB to RS-232 Bridge Cable - 07507