The i-7563 is a cost-effective module for transfer serial data over USB. It allows you to connect your serial devices to systems using a USB interface. Connectibg the i-7563 to a PC, The i-7563 contains "Self Tuner" This chip auto-tunes the baud rate and data format to the Rs-485 natwork. The i-7563 module derives the power from the USB port and doesn't need any power adapter. It also features a high-speed 115.2 Kb/s transmission rate, and supports various O.S.
Do you have any RS-485 wiring problems? i-7563 is a USB to one channel RS-485 converter with a three way RS-485 Hub. Each channel has its own RS-485 driver IC on it, so it can support star-shaped wiring.

Features

Full speed with USB 1.1specifications Input Port: USB Output Port: Three way RS-485 Speed: "Self Tuner" inside 3000 Vdc isolation protection provided Photo-coupler isolation: 2500V rms 256 modules max.(All channels) RS-485 network without repeater. 2048 modules max. (All channels) RS-485 network with repeater Repeater request:4,000 feet or over 256 modules Plug-and-play installation The i-7563 gets the power from USB port;no need external power supply Windows 98/ME/2000/XP and Linux drivers supported. Driver for other operating system are currently under development