User's Manual

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Copyright 2012 Unitech Electronics Co., Ltd. All rights reserved. Unitech is a registered trademark of Unitech Electronics Co., Ltd.
To retrieve the current value for a specific GPIO pin:
1. Set the Access value to GET.
2. Click the associated Apply button. The State column then indicates the retrieved value—
LOW for a binary value of zero or HI for a binary value of one. If the operation fails, the
Status field indicates this and the displayed state changes to UNKNOWN.
To retrieve the current values of all GPIO pins:
z Click the Read All button. This operation sets all pins to GET mode and retrieves the current
values from the system.
To set a value for a specific GPIO pin:
1. Change the Access value to SET.
2. Change the State field to the desired value.
3. Click the associated Apply button.
OEM Data Page
The OEM Data page allows the user to read product data from the OEM area on the Indy
Firmware microcontroller. The GPIO page is shown in the figure below.
RF Channel Definitions Page
OEM Data Page
The RF (Radio Frequency) Channel Definitions page provides a simplified method to view and
configure the reader’s frequency channels. An example of this page is shown below in the
figure below.
RF Channels Page