Copyright © 2010 Future Technology Devices International Limited

7

Document Reference No.: FT_000077

USB TO RS232 SERIAL CONVERTER RANGE OF CABLES Datasheet Version 1.3

Clearance No.: FTDI# 51

5 USB-RS232-WE-LLLL-CU-PWR

The USB-RS232-WE cable is un-terminated; it has bare and tinned wires.

The LLLL specifies the length of the cable in cm. The CU specifies the colour of the cable and the colour of

the USB connector. The cable can be either Black or transparent. The USB connector can either be black

or transparent. For simplicity, the LLLL and CU have been dropped from the following descriptions.

The following Figure 5.1 shows the cable signals and the wire colours for the signals on the USB-RS232-

WE cable.

GND

CTS#

POWER*

TXD

RXD

RTS#

1

2

3

4

5

6

CABLE 1.8m

OV or +3.3V or +5V

(default is 0V)

1

2

3

4

5

6

BLACK

BROWN

RED

ORANGE

YELLOW

GREEN

POWER* - default is GND, but can be manufactured to provide +3.3V or +5V

Figure 5.1 USB-RS232-WE Connections

Figure 5.2 USB-RS232-WE Mechanical Details (dimensions in mm)