Send To Digi Echo Server; Receive Tx Status; Receive Echoed Data - Digi XBee 3 Cellular LTE-M User Manual

Extended Socket frames

Send to Digi echo server

Digi hosts a server at 52.43.121.77 port 10001 which echos all UDP traffic sent to it.
Field
Frame type
Frame ID
Socket ID
Destination Address
Destination Port
Transmit Options
Payload
Socket SendTo frame data:
7E 00 13 45 01 00 34 2B 79 4D 27 11 00 65 63 68 6F 20 74 68 69 73 E5

Receive TX Status

Extended sockets use the existing TX Status frame (0x89) to report acceptance of the data for
transmit.
Field
Frame type
Frame ID
Status
TX Status received from XBee:
7E 00 03 89 01 00 75

Receive echoed data

When the response from the server is sent back, the XBee provides it using a Socket Receive From
frame.
Field
Frame type
Frame ID
Socket ID
Digi XBee® 3 Cellular LTE-M/NB-IoT Global Smart Modem User Guide
Value
0x45 (Socket SendTo)
0x01
0x00
0x34 0x2B 0x79 0x4D (52.43.121.77)
0x27 0x11 (decimal 10001)
0x00
echo this
Value
0x89 (TX Status)
0x01
0x00 (Success)
Value
0xCE (Socket Receive From)
0x00
0x00
Extended Socket example: UDP
170