TransCore MPRX, System Manual

Page: 108 / 208

MPRX Reader
TransCore Proprietary 7–21
537 Display Echo Status
Command #537 displays echo mode status. In basic protocol ( #610 Select Basic
Communication Protocol) and data inquiry protocol ( #613 Enable Data Inquiry Protocol), the
reader may be configured to enable ( #6171 Enable Echo Mode) or disable ( #617 0 Disable
Echo Mode) the echo of received commands. Refer to sections 6170 Disable Echo Mode
and “6171 Enable Echo Mode (Factory Default)” on page 7-26 for more information.
Reader response:
ECHO <0 to 1>
where
0
Echo status disabled (factory default)
1
Echo status enabled
540 Display Flash Checksum
Command #540 displays the flash memory checksum. Reader response:
PCKS I0000 Exxxx
where
0000
Not applicable to the MPRX
xxxx
Represents the four-byte ASCII representation of the flash memory
checksum
543 Display Boot Checksum
Command
#543
displays the boot ROM checksum. Reader response:
BCKS xxxx
where xxxx represents the four-byte ASCII representation of the boot ROM checksum.
549 Get User-Programmable Group Select Equals (GSE) Filter Data
Command #549 queries the reader for the user-programmable GSE filter data programmed
in the reader using command #697. The response data is formatted similar to the data in the
configuration command.
For example, if the command string shown in command #697 (refer to
“697 Set User-
Programmable Group Select Equals (GSE) Filter” on page 7–34 ) was sent to a given
reader, the response to the #549 query command would be:
#A4 0A 0005014202024133
The reader response contains all the data fields repeated in the same sequence as
displayed in the User-Programmable GSE configuration command.