Data Sheet

Smart Machine Smart Decision
Max Response -
Time
Reference Note
8.2.6 AT+CIPCLOSE Close TCP or UDP Connection
AT+CIPCLOSE Close TCP or UDP Connection
Test Command Response
AT+CIPCLOSE OK
=?
Response:
1) For single IP connection (+CIPMUX=0)
CLOSE OK
2) For multi IP connection (+CIPMUX=1)
<n>, CLOSE OK
Write Command
1) If single IP
connection
(+CIPMUX=0)
AT+CIPCLOSE
Parameters
=<n>
<n> 0 Slow close
2) If multi IP
1 Quick close
connection
<id> A numeric parameter which indicates the connection number
(+CIPMUX=1)
AT+CIPCLOSE
=<id>, [<n>]
Execution Response
Command If close is successfully:
AT+CIPCLOSE CLOSE OK
If close fails:
ERROR
Parameter Saving NO_SAVE
Mode
Max Response -
Time
Reference Note
AT+CIPCLOSE only closes connection at the status of TCP/UDP which
returns CONNECTING or CONNECT OK, otherwise it will return
ERROR, after the connection is closed, the status is IP CLOSE in single IP
mode
8.2.7 AT+CIPSHUT Deactivate GPRS PDP Context
AT+CIPSHUT Deactivate GPRS PDP Context
Test Command Response
AT+CIPSHUT=? OK
Execution Response
SIM800 Series_AT Command Manual_V1.05 218 2014-07-31