Espressif Systems ESP8266EX - Page 43

CONFIDENTIAL
Espressif
Systems
ESP8266EX Beginner’s Guide
Set
1. Single Connection
(+CIPMUX=0)
AT
+CIPSTART=<type>,<addr
>,<port>
!
!
2. Multiple
Connections
(+CIPMUX=0)
AT
+CIPSTART=<id>,<type>,
<addr>,<port>
Syntax correct and
connection successful,
returns
!
OK
!
else returns
!
ERROR
!
If connection already
exists, returns
!
ALREADY CONNECT
!
!
AT+CIPSEND
Send Data
<id>= required ID no.
of transmit connection
<length>=numeric
value, size of transmit
packet, maximum
2048 bytes
!
Test
AT+CIPSTART=?
OK
Set
1. Single Connection
(+CIPMUX=0)
AT+CIPSEND=<length>
!
!
2. Multiple
Connections
(+CIPMUX=0)
AT
+CIPSEND=<id>,<length
>
Wrap return “>” after set
command. Begins receive
of serial data, when data
length is met, starts
transmission of data.
!
If connection cannot be
established or gets
disconnected during send,
returns
!
ERROR
!
If data is transmitted
successfully, returns
!
SEND OK
!
Command
Description
Response
Reference
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