User's Manual

Document Title
Revision: B
SR272A; SR272B Hardware User Manual
DAR/T272D/DES/2032
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Figure 9: Assembled SR272B Reader
4. Reader Connection
The SR272A; SR272B reader interfaces with the host via the 10pin serial and power connection
when operating host-reader configuration.
In PCSC/CCID mode, the host can connect to the reader using the USB-C interface. The reader
will present itself as a standard PCSC reader to the Operating System.
SR272A; SR272B Reader
Host
SAM Board
10
-
Pin Interface
(RS232/RS485)
USB C2 Interface
12 VDC
RS232/RS485
Main Board
Antenna
Board
Assembly