USBMOD3

USBMOD3 User’s Manual USBMOD3 - USB Plug and Play Serial Development Module (Second Generation) The USBMOD3 shown in Diagram 1, is a second generation, low-cost integrated module for transferring serial data over USB. Based on the FTDI FT232BM USB UART IC, the USBMOD3 is capable of transfer rates of up to 1000k baud (RS232) and 3000k baud (RS422 / RS485). The USBMOD3 offers a complete plug and play solution making it ideal for rapid prototyping and development. Diagram 1 MODULE FEATURES Single module High-Speed USB UART solution Based on the FTDI FT232BM High-Speed USB UART IC Integrated Type-B USB Connector On-board 6MHz Crystal External EEPROM on board for USB enumeration data No external passive components required Module powered from USB bus in addition to supplying up to 450mA user application 32-pin Dual In-Line Package Ideal for prototyping Fits into a standard 32-pin 600mil IC Socket http://www.ravar.net Ravar Pty Ltd Version 1.0 Page 1 of 14 USBMOD3 User’s Manual FT232BM IC FEATURES Single Chip Multi-Function Data Transfer Solution RS232 link from 300 baud to 1000K baud RS422/RS485 Link to 3000K baud 384 byte receive buffer / 128 byte transmit buffer for high data throughput Full hardware assisted or XOn/X-Off handshaking Support for Event Characters and Line Break condition Auto Transmit Buffer control for RS485 Compact 32 pin (7mm x 7mm) MQFP package Integrated 6Mhz – 48Mhz Clock Multiplier aids emissions compliance Integrated 3.3v...