Specifications

SIM900 AT Command Manual
SIM900_AT Command Manual_V1.03 189 12/24/2010
See Write Command
Response
+CIPCCFG: <NmRetry>,<WaitTm>,<SendSz>,<esc>
OK
Read Command
AT+CIPCCFG?
Parameters
See Write Command
Response
OK
ERROR
Write Command
AT+CIPCCFG=
<NmRetry>,<Wa
itTm>,<SendSz>,
<esc>
Parameters
<NmRetry> number of retries to be made for an IP packet.
<WaitTm> number of 200ms intervals to wait for serial input before
sending the packet.
<SendSz> size in bytes of data block to be received from serial port
before sending.
<esc> whether turn on the escape sequence is turned on, default
is TRUE.
Reference Note
This command will be effective only in single connection mode
(+CIPMUX=0)
8.2.24 AT+CIPSHOWTP Display Transfer Protocol in IP Head When Received Data
AT+CIPSHOWTP Display Transfer Protocol in IP Head When Received Data
Response
+CIPSHOWTP: (list of supported <mode>s)
OK
Test Command
AT+CIPSHOWTP
=?
Parameter
See Write Command
Response
+CIPSHOWTP: <mode>
OK
Read Command
AT+CIPSHOWTP
?
Parameter
See Write Command
Write Command
AT+CIPSHOWTP
Response
OK