Frame descriptions
AT Command Response frame - 0x88
Digi XBee® 3 802.15.4 RF Module User Guide
216
AT Command Response frame - 0x88
Description
A device sends this frame in response to an
and a
. Some commands send back multiple frames; for example, the
ND
command. This command ends by sending a frame with a status of
0
(OK) and no value. In the
particular case of
ND
, a frame is received via a remote node in the network and when the process is
finished, the AT command response is received. For details on the behavior of
ND
, see
Format
The following table provides the contents of the frame. For details on frame structure, see
Frame data
fields
Offset Description
Frame type
3
0x88
Frame ID
4
Identifies the data frame for the host to correlate with a subsequent request
(0x08 or 0x09). If set to
0
in the request frame, the device does not send a
response.
AT
command
5-6
Command name: two ASCII characters that identify the command.
Command
status
7
0 = OK
1 = ERROR
2 = Invalid command
3 = Invalid parameter
4 = Tx failure
Command
data
The register data in binary format. If the host sets the register, the device
does not return this field.
Example
If you change the
BD
parameter on a local device with a frame ID of 0x01, and the parameter is valid,
the user receives the following response.
Frame data
fields
Offset Example
Start delimiter
0
0x7E