TransCore SmartPass AI1611, System Manual

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SmartPass® Integrated Reader 2450 MHz (High Voltage) System Guide
<eom>
End-of-message character
<crc>
CRC for the message
@ ACK
(acknowledgment character)
(? returned for a negative acknowledgment)
Host response:
#4@<crc><eom>
Host Command Transmissions
Basic protocol — host transmission
#2010:15:00<eom>
Reader response:
#Done<eom> or #Error<eom>
#Error<eom>
will be returned if host transmission is not a legal command with
legal data.
ECP — host transmission
#72010:15:00<crc><eom>
where
#
Start-of-message character
7
Message sequence number
20
Set time command
10:15:00
Set time data
(Not all commands include data. An example of the Turn RF off host
transmission is #76400<eom> where 6400 is the command number)
<eom>
End-of-message character
<crc>
CRC for the message
Done
Command has been invoked by the reader.
For some commands the reader will instead respond with data that relates to
the command; e.g., TT 1 to indicate tag translation enabled for a 534 display
tag translation mode command.
Reader response:
#7Done<crc><eom>
or
#7Error<eom>
#7Error<eom>
will be returned if host transmission is not a legal command with
legal data.
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