ThingMagic USB Plus+ RFID Reader - Manual (Page 8)

Reading Tags
A D I V I S I O N O F T R I M B L E
8 USB Plus+ RFID Reader Setup Guide
Reading Tags
The following procedure explains how to install and activate the Reader Assistant on your PC.
Start the Universal Reader Assistant
1. Get Universal-Reader-Assistant from the ThingMagic website, its part of the
MercuryAPI SDK package under /cs/samples/exe/Universal-Reader-Assistant.exe,
and insall it on the computer that is connected to the USB Reader
( http://rfid.thingmagic.com/devkit).
2. Set up the computer to the USB Reader as described in
Setting up the USB
RFID Reader
3. Start the Universal Reader Assistant by double-clicking the executable file Universal-
Reader-Assistant.exe.
4. Select the appropriate COM port for Reader URI.
The Universal Reader Assistant senses the COM ports that are located on your
system. USB devices are typically assigned higer value COM ports. If many COM ports are
listed in the menu and you arenʼt sure which is for the USB Reader you can find the
assigned value using the Windows Device Manager:
a. Open the Device Manager (located in Control Panel | System)
b. Select the Hardware tab and click Device Manger"
c. Select View | Devices by Type | Ports (COM & LPT)
The device appears as USB Serial Port (COM#). The USB Reader COM port value is
in parentheses.
5. Follow the Readme.txt in /cs/samples/Universal-Reader-Assistant for steps to read
and write tags.
Buttons and LEDs
To get the values of the USB Reader buttons and turn on/off the LEDs use the GPIO
controls under the Advanced Configuration | Advanced Reader Settings of the Options
menu. See the
Button/LED to GPIO Line Mapping below for mapping.

Buttons are “High” when not pressed, “Low” when pressed