Frame descriptions
The following sections describe the API frames.
Legacy TX Request frame - 0x00
Description
This frame causes the device to send payload data as an RF packet. This packet format is deprecated
and should only be used by customers who require compatibility with legacy Digi RF products. We
encourage you to use Transmit Request frame - 0x10 to initiate API transmissions.
Format
The following table provides the contents of the frame. For details on frame structure, see API frame
specifications.
Frame data
fields Offset Description
Frame type 3 0x00
Frame ID 4
Identifies the data frame for the host to correlate with a subsequent ACK. If
set to 0, the device does not send a response.
Destination
address
5-12
Set to the 64-bit address of the destination device. Also supports the
following address:
0x000000000000FFFF - Broadcast address
Options
13
0 = Standard
1 = Disable ACK
RF data 14-n Data sent to the destination device.
Example
The following example shows how to send a transmission to a device with escaping disabled (AP = 1),
destination address 0x0013A200 4052C507, and the payload is "TxData".
XBee®-PRO 900HP/XSC RF Modules
121
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