Synaccess Networks NP-0801DTM - Manual (Page 231)

CUSTOM AT COMMANDS
231 HSPA+ AT Commands Reference Guide
>Test
OK
Send UDP Data to a Specific Remote Host #SSENDUDP
While the module is in command mode, this command sends data over UDP to a specific remote host.
UDP connection has to be previously completed with a first remote host through #SLUDP / #SA.
Then, if data is received from this or another host, data can be sent to it.
Like command #SSEND, the device responds with ‘> ‘ and waits for the data to send.
Test command reports the supported range of values for , and
Syntax
Command Command type
AT#SSENDUDP=,,
AT#SSENDUDP=? Test
Parameters and Values
Socket connection identifier.
1‐6
String type, IP address of the remote host in dotted decimal notation
“xxx.xxx.xxx.xxx”.
Remote host port.
1‐65535
Examples
Starts listening on (previous setting of firewall through #FRWL has to be done)
AT#SLUDP=1,1,
OK
SRING: 1 // UDP data from a remote host available
AT#SA=1,1
OK
SRING: 1
AT#SI=1
#SI: 1,0,0,23,0 // 23 bytes to read
OK
AT#SRECV=1,23
#SRECV:1,23
message from first host
OK
AT#SS=1
#SS: 1,2,,,,