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Frame descriptions
Receive Packet: 16-bit address frame - 0x81
Digi XBee® 3 802.15.4 RF Module User Guide
211
Receive Packet: 16-bit address frame - 0x81
Description
When a device configured with legacy API Rx Indicator (
AO
=
2
) receives an RF packet from a device
configured to use 16 bit addressing (
MY
<
0xFFFE
), it sends this frame out the serial interface.
Format
The following table provides the contents of the frame. For details on frame structure, see
Frame data
fields
Offset Description
Frame type
3
0x81
Source
address
4-5
MSB first
LSB last
RSSI
6
RSSI = hexadecimal equivalent of -dBm value. For example, if RX signal
strength = -40 dBm, it returns 0x28 (40 decimal).
Options
7
Bit 0 = [reserved].
Bit 1 = Packet was a broadcast packet.
Bit 2 = Packet was broadcast across all PANs.
Bits 3 - 7 = [reserved].
RF data
8-n
The RF data that the device receives.