ThingMagic M5e-Compact - Manual (Page 172)

Get Application Commands
172 Command Set
Logical Antenna Options
The new Get Antenna Configuration options allow you to get the logical antenna
configuration of the module. This syntax supports detecting antennas connected to a
multiplexer provided the appropriate GPIO control lines have been enabled using
Set
Reader Configuration(9Ah) .
Get Antenna Port Command Fields
For options 0x02, 0x03 and 0x04 the returns values, fields and order are equivalent to the
settings using the same option with
Set Antenna Port (91h) .
Get Antenna Port Status Response Fields (Option = 0x05)
Field Value Description
Length 0x01 Number of bytes after OpCode
OpCode 0x61 Get Antenna Port
Option 0x02 Return the Antenna Search Order as specified by Set Multi-Antenna
Search Configuration
0x03 Returns all TX Antennas and their associated Power settings as specified
by
Set Antenna’s Power and Settling Time
0x04 Returns all TX Antennas and their associated Power and Settling time set-
tings as specified by
Set Antenna’s Power and Settling Time
0x05 Returns all “valid” Logical Antenna Ports and their connection status.
Note: “Valid” ports are defined by the tables for the specific control lines in use.
Field Value Description
Length [1 byte] Number of bytes after OpCode
OpCode 0x91 Set Antenna Port
Status [2 bytes] Status of command
Option 0x05 Indicates the data to follow contains each logical antenna avail-
able and its connection status (is an antenna detected).
Logical Antenna [1 byte] Specifies the logical antenna the following connection status
applies to.
Connection Status 0x00 No antenna detected
0x01 Antenna (or termination) detected.