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USB TO RS-232/RS-422/RS-485 ADAPTER For Android
Quick Installation Guide
Introduction
The
USB to serial adapter enables you to connect a RS-232, RS-422, or RS-485 device to a smart phone or tablet
with Android OS.
Designed for mobility and integration into mixed environments
such as Controlling instrumentation, Home automation,
barcode scanning etc.;
this portable and lightweight single cable solution is compatible with nearly all Android OS
version 3.2 Honeycomb or later devices including the Samsung Galaxy Note®, Galaxy® S5, S4, S3, or S2, Google
Nexus 7™, 5, or 4, and Motorola or HTC mobile devices.
Exception: serial mouse, serial printer, or serial modem is not for application.
System Requirements
Android OS Version 3.2 Honeycomb or later
Features
Fully Compliant with USB Specification 1.1 and 2.0
USB to Straight-Through RS-232/RS-422/RS-485 DB9 Serial Adapter for Android.
Supports data transfer rate up to 230 kbps (RS-232), 921 kbps (RS-422/RS-485); or up to 115kbps with no
flow control.
Standard UART interface (RX, TX, RTS, CTS and GND pins)
UART TX buffer size is 256 bytes, UART RX buffer size is 5512 bytes.
Supports ±15kV HBM ESD protection
Supports OTG (On-The-Go) mode but no external OTG cable is required.
Powers and charges the connected Android device, USB-powered via PC USB port, USB wall charger, or
USB mobile battery pack.
Compatible with Android OS Version 3.2 Honeycomb or later. (Suitable for use on any Android platform
supporting Android open Accessory Mode)
Specification
Model No.
UTS-232AD
UTS-422AD
UTS-485AD
Chipset
FTDI
USB Specification
USB 1.1/2.0 compliant
USB
1.5 / 12 Mbps
Data Transfer Rates
Serial
230 kbps
921 kbps
Upstream
USB Type A Male X 1; USB Micro-B Male X 1
Connector
Device DB-9/M
LED
3
Power Mode
Bus or External Powered
USB Micro B/M
1.1m
Cable Length
USB A/M
0.3m
Housing Plastic
