Command descriptions for the XBee/XBee-PRO RF Module
XBee / XBee-PRO RF Modules 802.15.4 Product Manual 58
A2 (Coordinator Association) command
<Networking {Association}> The A2 command is used to set and read association options of the
Coordinator.
Use the table below to determine Coordinator behavior in relation to the A2 parameter.
The binary equivalent of the default value (0x06) is 00000110. ‘Bit 0’ is the last digit of the sequence.
2 - AutoAssociate 0 - Device will not attempt Association
1 - Device attempts Association until success
Note This bit is used only for Non-Beacon systems. End Devices in a Beaconing
system must always associate to a Coordinator
3 - PollCoordOnPinWake 0 - Pin Wake will not poll the Coordinator for pending (indirect) Data
1 - Pin Wake will send Poll Request to Coordinator to extract any pending data
4 - 7 [reserved]
Bit number End Device Association Option
AT Command: ATA2
Parameter range: 0 - 7 [bitfield]
Default parameter value: 0
Related commands: ID (PAN ID), NI (Node Identifier), CH (Channel), CE (Coordinator Enable), A1 (End Device
Association), AS Active Scan), ED (Energy Scan)
Minimum firmware version required: v1.x80
Bit number End Device Association Option
0 - ReassignPanID 0 - Coordinator will not perform Active Scan to locate available PAN ID. It will operate on
ID (PAN ID).
1 - Coordinator will perform Active Scan to determine an available ID (PAN ID). If a PAN ID
conflict is found, the ID parameter will change.
1 - ReassignChannel 0 - Coordinator will not perform Energy Scan to determine free channel. It will operate on
the channel determined by the CH parameter.
1 - Coordinator will perform Energy Scan to find a free channel, then operate on that
channel.
2 - AllowAssociate 0 - Coordinator will not allow any devices to associate to it.
1 - Coordinator will allow devices to associate to it.
3 - 7 Reserved.
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