CommFront USB-232-1+TTL33-232-1 Manual

Usb-ttl 3.3v converter

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USB
Part Number: USB-232-1+TTL33-232-1

INTRODUCTION

This USB
TTL 3.3V converter is a port-powered bi-directional USB to TTL/CMOS 3.3V converter,
which can be used to convert any standard full-duplex USB port into a full-duplex TTL 3.3V port and
vice versa. The unit is powered from the USB port and it supports data auto-sensing & self-adjusting,
and therefore, no baud rate setting is required. The unit uses the latest FTDI chipset and is fully
compatible with Windows
10/
8/7/Vista/XP/Server2008/2003 (64-bit), Win CE, Mac, and Linux. Note: the latest drivers (chipset
FT232B) are available at http://www.ftdichip.com/drivers/vcp.htm.

FEATURES

Adds one TTL 3.3V port to your USB port.
Supports 300 to 115,200 baud (auto-sensing and self-adjusting).
Supports Windows
Vista/XP/Server2008/Server2003 (64-bit), Win CE, Mac, and Linux.
Supports remote wakeup and power management.
Plug and play (hot-pluggable, data format auto-sensing and self-adjusting).
Port-powered, no external power required.
No IRQs required, no IRQ conflicts.
Surface Mount Technology manufactured to RoHS and ISO-9001 standards.
Safety: Strictly certified by SGS/TUV (Cert no. SGS - EM2008/20060C; EM/2008/20061C; TUV
- SG-CE-090012).
5-year manufacturer's warranty.

SPECIFICATIONS

Compatibility:
Power Source:
Current Consumption:
Baud Rates:
Distance:
Connectors:
Dimensions (HxWxD):
Cable Length:
Weight:
Operating Temperature:
Operating Humidity:

PIN ASSIGNMENT

TTL Side (DB-9 Male Connector / Terminal Block):
DB-9 Pin:
Terminal Block:
Function:
Termination Board:
Revision: A1.3
The design and specifications are subject to change without notice for improvement
TTL 3.3V Converter
10
/
8/7/Vista/XP/Server2008 /2003/2000/98 (32-bit), Windows
10/
8/7/Vista/XP/Server2008/Server2003/2000/98 (32-bit), Windows
USB 2.0 (backward compatible) and TTL/CMOS 3.3V level
From USB port
Less than 100mA
300 to 115,200bps (auto-sensing and self-adjusting)
USB side: 10ft (3m); TTL side: 10ft (3m)
USB side: Type A female; TTL side: DB-9 male;
Termination board: DB-9 female and a 3-way terminal block
0.63 x 1.3 x 5.5 in (16 x 32 x 140 mm) (excluding cable)
3.3 ft (1 m)
3.8 oz (109 g)
32ºF to 95ºF (0ºC to 35ºC)
Up to 90% RH (no condensation)
1
3
TX
RX
TTL OUT
TTL IN
• The numbers on the left indicate the pin assignment of DB-9
male connector (TTL side).
• TX is the TTL Output, RX is the TTL Input.
Communications made easy
5
GND
GND
10/
8/7/
www.CommFront.com

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Summary of Contents for CommFront USB-232-1+TTL33-232-1

  • Page 1 TTL 3.3V Converter Part Number: USB-232-1+TTL33-232-1 Communications made easy INTRODUCTION ■ This USB TTL 3.3V converter is a port-powered bi-directional USB to TTL/CMOS 3.3V converter, which can be used to convert any standard full-duplex USB port into a full-duplex TTL 3.3V port and vice versa.
  • Page 2 (as shown below); otherwise, please reinstall the driver (refer to https://www.commfront.com/pages/usb-driver-installation-guide for details). Perform a loopback test by using CommFront’s 232Analyzer software: Connect a USB-TTL3.3V • TX (TTL Out) to RX (TTL In) on the termination board, converter to your USB port, short pin and then send commands from the 232Analyzer software.

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