beautypg.com

RMS Technologies USB485 CONVERTER CARD User Manual

Page 4

background image

RMS Technologies

4

Version 1.00

USB485 Converter Card

September 28, 2004

1

Specifications


GENERAL

• UART I/F Supports 7 / 8 Bit Data, 1 / 2 Stop Bits and Odd/Even/Mark/Space/No

Parity
• Data rate 300 => 250K Baud

• 384 Byte Receive Buffer / 128 Byte Transmit Buffer for high data throughput
• Adjustable RX buffer timeout
• Auto Transmit Buffer control

• Integrated Power-On-Reset circuit
• Integrated 6 MHz – 48 MHz clock multiplier PLL

• USB 1.1 and USB 2.0 compatible


VIRTUAL COM PORT (VCP) DRIVERS for


- Windows 98 / 98SE / ME
- Windows 2000 / XP


USB Direct Drivers + DLL Software Interface for


- Windows 98 / 98SE / ME

- Windows 2000 / XP

2

Pin Assignments

Pin

Function

1 A

Output

2 Ground
3 B

Output


RS485 Connection View