Instructions
" " ! "
Espressif Systems
ESP8266
AT Instruction Set
1.
Preambles 5 ...................................................................................................
1.1.
User-defined AT commands" 5!....................................................................
1.2.
Downloading AT firmware into Flash" 6!.......................................................
1.
4Mbit Flash! 6 ...............................................................................................
2.
8Mbit Flash! 6 ...............................................................................................
3.
16Mbit Flash, map: 512KB + 512KB! 7 ........................................................
4.
16Mbit Flash, map: 1024KB + 1024KB! 7 ....................................................
5.
32Mbit Flash, map: 512KB + 512KB! 8 ........................................................
6.
32Mbit Flash, map: 1024KB + 1024KB! 8 ....................................................
2.
Command Description 10 .............................................................................
3.
Basic AT Commands 11 ................................................................................
3.1.
Overview" 11!................................................................................................
3.2.
Commands" 12!............................................................................................
1.
AT – Test AT startup ! 12 ...............................................................................
2.
AT+RST – Restart module! 12 ......................................................................
3.
AT+GMR – View version info! 12 ...................................................................
4.
AT+GSLP – Enter deep-sleep mode! 13 .......................................................
5.
ATE – AT commands echo! 13 ......................................................................
6.
AT+RESTORE – Factory reset! 13 .................................................................
7.
AT+UART – UART configuration! 14 .............................................................
8.
AT+UART_CUR – current UART configuration! 15 ........................................
9.
AT+UART_DEF – default UART configuration! 16 ..........................................
10.
AT+SLEEP – sleep mode! 17 ........................................................................
11.
AT+WAKEUPGPIO – set a GPIO to wake ESP8266 up from light-sleep mode! 18 ...
12.
AT+RFPOWER – set maximum value of RF TX Power! 19 .............................
13.
AT+RFVDD – set RF TX Power according to VDD33! 19 ...............................
4.
Wi-Fi AT Commands 21 .................................................................................
4.1.
Commands" 23!............................................................................................
Espressif Systems / Friday, July 15, 20161 73
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