Specifications

Communications with SkyeTek Protocol v2
48 SkyePlus™ MXH and MXU Multiplexer Reference Guide
Copyright 2008 SkyeTek, Inc. All Rights Reserved. Version 080715
The Write System Parameter command (0x42) changes the multiplexer port
address. Use the data values in the Data field, as shown in Table 4-3, to change
the port address.
Table 4-3 Da
ta Field Values
Data Eight-Port Four-Port
0x00 0 0
0x01 1 n/a
0x02 2 2
0x03 3 n/a
0x04 4 n/a
0x05 5 5
0x06 6 n/a
0x07 7 7
Example: Detecting the Multiplexer
Request (ASCII Mode)
(For Multiplexer system parameter)
Command = Read System Parameter
Mandatory Flags = (none)
Start Flags Command Starting Block Number of Blocks CRC End
<CR> 0x20 0x22 0x09 0x01 0xFF41 <CR>
)
Request (Binary Mode)
Start Message Length Flags Command Starting Block Number of Blocks CRC
<STX> 0x06 0x20 0x22 0x09 0x01 0xC4D9
)
Response (ASCII Mode)
The response data (0x02) indicates the reader detected a SkyePlus MXH eight-
port multiplexer.
Start Response Response Data (Multiplexer Type) CRC End
<LF> 0x22 0x02 0x75B5 <CR><LF>
Response (Binary Mode)
Start Message Length Response Data CRC
<LF> 0x04 0x22 0x01 0x1604
: