Digi XBee Manual

XBee® Wi-Fi RF Modules
© 2013 Digi International, Inc. 81
Rx (Receive) Packet: 64-bit
Frame Type: 0x80
This frame type is used by XBee when RF data is received using the XBee application
service. It allows for software compatibility with other XBee modules such as 802.15.4.
An example of this frame type is given below:
Frame Fields Offset Example Description
API Packet
Start
Delimiter
0 0x7E
Length
MSB 1 0x00
Number of bytes between the length and the
checksum
LSB 2 0x10
API Frame
Specific
Data
API Frame
Identifier
3 0x80
64-Bit
Source
Address
4 0x00
Align IP address to low 32-bits of the field. The other
bytes set to 0. IP address is in hex. The example uses
address 192.168.0.103
5 0x00
6 0x00
7 0x00
8 0xC0
9 0xA8
10 0x00
11 0x67
RSSI 12 0x2E RSSI in terms of dBm above sensitivity (link margin)
Options 13 0x00 None currently defined
RF Data
14 0x48 ‘H’
Up to 1392 bytes of data
15 0x65 ‘e’
16 0x6C ‘l’
17 0x6C ‘l’
18 0x6F ‘o’
Checksum 19 0x8E 0xFF - the 8 bit sum of bytes from offset 3 to this byte.

Digi XBee Specifications

General

Operating Frequency	2.4 GHz
RF Data Rate	250 kbps
Model	XBee S2C
Category	Control Unit
Operating Voltage	2.1 to 3.6V DC
Operating Temperature	-40 to +85 °C
Interface	UART
Dimensions	24.38 x 27.61 x 9.14 mm