ESP8266 AT-Command

 Basic Commands

  •  AT
    • Command : AT+RST
    • Return response = OK
  • AT+RST (Reset the module)
    • Command : AT+RST
    • Return response = OK
  • AT+GMR (View version info)
    • Command : AT+GMR
    • Return response = Versions, OK
  • AT+GSLP (Enter deep sleep mode for time milliseconds)
    • Command : AT+GSLP= time
    • Return response = OK
  • ATE
    •  Commands
      • ATE0 – Disable echo (Doesn’t send back received command)
      • ATE1 – Enable echo (Sends back received command before response)
    • Return response = OK

WiFi Commands

  • AT+CWMODE (Set wifi mode0

1

2

3

  • 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

 Official Espressif AT firmware


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