ESP8266 AT-Command

 


 Basic Commands

 

Command Return Response Notes
AT OK Get Attention from the device
AT +RST OK Reset the module
AT+GMR Version, OK View version info
AT+GSLP= time Version, OK Enter deep sleep mode for time milliseconds
ATE0 OK Disable echo (Doesn’t send back received command)
ATE1 OK  Enable echo (Sends back received command before response)

 


WiFi Commands

  • AT+CWMODE (Set wifi mode0

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  • AT+CWJAP (Connect to router-AP)
    • Command : AT+CWJAP?
      • Return response =
    • Commands : AT+CWJAP=”ssid”,”password”
      • Return response = OK
  • AT+CWLAP (Lists available Access Points.)
    •  Set Command : AT+CWLAP = “”,””,””
      • Return response = AT+CWLAP = “ecn”,”ssid”,”rssi”,”mac”
    • Execute Commands : AT+CWJAP=”ssid”,”password”
      • Return response = OK
  • AT+CWQAP (Disconnect ESP8266 from the AP is currently connected)
    • Commands : AT+CWQAP
    • Return response = OK
  • AT+CWSAP(configuration of softAP mode)
    •  Query
      • Command : AT+CWSAP?
      • Return response = OK
    •  Set
      • Command : AT+CWSAP=ssid,pwd,ch,ecn
      • Return response = OK
  • AT+CWLIF
  • AT+CWDHCP
  • AT+CIPSTAMAC
  • AT+CIPPAPMAC
  • AT+CIPSTA
  • AT+CIPAP

 


TCP

  • AT+CIPSTATUS
  • AT+CIPSTART
  • AT_CIPSEND
  • AT+CIPCLOSE
  • AT+CIFSR (Query device’s IP)
  • AT+CIPMU
  • AT+CIPSERVER
  • AT+CIPMODE
  • AT+CIPSTO
  • AT+CIUPDATE+IPD
  • AT+CIPSTART

 


 AT firmware

FAQ

  • Where Download the ESP8266 Original AT Firmware?
  • How Download the ESP8266 AT Fimware?
  • Which AT Firmware is Original of ESP8266?
    • ESPressif AT Firmware is the original of ESP8266.
  • Ai-Thinkers AT Firmware is Original firmware?\
    • Ai-Thinker is the vender & Manufacture of ESP8266 Modules
    • Ai-Thnkiers also provide the AT Firmware, when you buy a new ESP8266 Module.

 

Dowmlaod Official AT Firmware from Espressif

 

How Update the AT firmware into ESP8266?

FAQ

  • ESP8266 12E – How to upgrade to latest firmware?
  • How to flash AT Firmware into ESP8266?

Steps to follow

Genrally Two tools can use to update the ESP8266 AT firmware

 

  1. NodeMCU Firmware Flasher
    • Excellent GuiUser Friendly
    • Support Many Platforms
  2. Espressif Firmware Flasher (flash_download_tools_v3.6.4_0)
    • GUI Based , Python based
    • Notes : This tool working in C:/ Directory. (i was tried in desktop but got error like : can’t open file (‘./Resource/IDLE_S.bmp’)
    • You can use NodeMCU Firmware Flasher Tool for flash the AT Firmware into ESP8266.
    • Download AT Firmware from ESPressif

 

Watch Video

 


Reference

 

 

 


 

 

 


 

 

 

 

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