User Manual

Wireless Dynamics
Wireless Dynamics Inc.
220, 3636 – 23rd Street NE, Calgary, Alberta, Canada T2E 8Z5
Phone: [phone] Fax: [phone]
LED Specification
The SDiD 121X has an integrated 3-color LED that is used to indicate the card status.
The following table shows the different LED states and the corresponding card status:
LED Status Indicator
Card Status LED State
Start-Up ON for 2 seconds then OFF
Operating Modes: Active and Stand-by Under control of the Host Software
Application
Operating Instructions
1) Insert the SDiD 121X card into the SD card slot of the host device. The integrated
3-color LED on the SDiD 121X will initially be ON for two seconds before
turning OFF.
2) Start the Host Software Application in the host device.
3) Configure the SDiD121X for the desired mode of operation using the Host
Software Application.
4) When the SDiD121X is actively searching for a tag, place the reader into
proximity with the appropriate tag. The tag will be activated by the RF field and
data will be transacted between the reader and the tag according to the tag type.
5) When the SDiD 121X card is in the standby mode, the LED will be OFF and the
SDiD 121X card will not be able to activate tags until the appropriate mode is
selected in the Host Software Application.
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