USR-DR404 user manual www.usriot.com
Jinan USR IOT Technology Limited www.usriot.com
Data CC: the data from the socket A
Sum parity:61+00+CC= 2D
Below, we take socket A as example, serial send abc to socket A, socket A return 123 to the serial device:
Diagram 26 Socket Distribution
AT command to enable the socket:
AT+ TCPDPEN =on
Others, if more function for the socket A and socket B, please refer to the 2.4.
3.10.Timeout Restart
Under the transparent transmission mode, enable the timeout restart function. If the DR404 no WIFI connection or
connected but no communication in set time, DR404 will restart.
(1)Enable this function:
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