ThingMagic M5e-Compact User Manual
Page 155
Set Application Commands
Command Set
155
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When the TX power for a logical antenna is defined using this command
the power setting specified for each port specified will be used for
all
operations, overriding the default, module wide, value set in
and
. If a logical antenna’s power is not set
with this command then it will use the module-wide value set in those
commands.
Set Antenna’s Power and Settling Command Fields (Option = 0x03 or 0x04)
Note
When setting parameters for multiple logical antennas all the logical
antennas requiring non-default values must be set in one command. If this
command is sent twice, only the logical antenna settings in the second
invocation will be used.
Note
Commands to set up power and settling time (Option=0x03 and 0x04) do not
affect the
Set Multi-Antenna Search Configuration
.
Field
Value
Description
Length
[1 byte]
Number of bytes after OpCode
OpCode
0x91
Set Antenna Port
Option
0x03 or 0x04
0x03 indicates only the Power setting will be provided
0x04 indicates Power and Settling time will be provided
TX Logical
Antenna
[1 byte]
Specifies the TX antenna the following settings are to be
applied.
Read Power
[2 bytes]
The TX read power, in centi-dBm, to be used when this
antenna is active for read operations.
Write Power
[2 bytes]
The TX write power, in centi-dBm, to be used when this
antenna is active for write operations.
Settling Time
[2 bytes]
The settling time, in microseconds, to be used when this
antenna is active. (Only passed when Option=0x04)
Note:
Repeat the TX Logical Antenna, Power and Settling Time (if Option=0x04) fields for each
logical antenna being configured for transmitting.