UIC Bezel5 Programmer’s Manual
Page.30/166
UDN PM098 Rev. 1.0
Copyright © 2013, Uniform Industrial Corp. All Rights Reserved
3.3.2.
Configuration Protocol
BLP Protocol
In BLP Protocol, all messages are preceded by the ASCII character <HT>, followed by a one byte
reader address, one byte character count and terminated with a one byte <BCC>.
<BCC> is an XOR of the 7 data bits, excluding parity, of each character in the entire message,
including <HT>.
Format: <HT><00Hex><COUNT><MESSAGE><BCC>
Where HT=09Hex
Example of BLP Protocol, RS232 Interface
Host Command
Reader Response
Comment
<09h><00h><03h>DF<00h><08h>
Load Default
^
Reader ACK
Example of BLP Protocol, USB Interface
Host Command
Reader Response
Comment
<C2h><00h><07h><09h><00h><03h>DF<00h><08h>
Load Default
<C2><00><01>^
Reader ACK