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SIM900_AT Commands Manual_V1.07 189 2012.12.10

Parameter

See Write Command

Response

+CIPQSEND: <n>

Read Command

AT+CIPQSEND

Parameter

See Write Command

Response

Write Command

AT+CIPQSEND

=<n>

Parameter

<n> 0 Normal mode – when the server receives TCP data, it will

responsd SEND OK.

1 Quick send mode – when the data is sent to module, it will

responsd DATA ACCEPT: <n>,<length>, while not

responding SEND OK.

Reference

Note

8.2.5 AT+CIPACK Query Previous Connection Data Transmitting State

AT+CIPACK Query Previous Connection Data Transmitting State

Test Command

AT+CIPACK=?

Response

+CIPACK: <txlen>,<acklen>,<nacklen>

Write Command

If in multi IP

connection

(+CIPMUX=1)

AT+CIPACK=<

Parameters

<n> A numeric parameter which indicates the connection number

<txlen> The data amount which has been sent

<acklen> The data amount confirmed successfully by the server

<nacklen> The data amount without confirmation by the server

Response

+CIPACK: <txlen>,<acklen>,<nacklen>

Execution

Command

If in single IP

connection

(+CIPMUX=0)

AT+CIPACK

Parameters

See Write Command

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