ESP8266_AT_V2.0.0.0 Release Note

This is the first release of ESP8266 RTOS AT firmware, which supports AT commands through UART. Here is a list of AT commands. More details please refer to README.md

Basic AT Commands List.

• AT : Tests AT startup.
• AT+RST : Restarts a module.
• AT+GMR : Checks version information.
• AT+GSLP : Enters Deep-sleep mode.
• ATE : Configures echoing of AT commands.
• AT+RESTORE : Restores the factory default settings of the module.
• AT+UART_CUR : Current UART configuration.
• AT+UART_DEF : Default UART configuration, saved in flash.
• AT+SLEEP : Sets the sleep mode.
• AT+SYSRAM : Checks the remaining space of RAM.
• AT+SYSMSG : Set message format.
• AT+RFPOWER : Set RF TX Power.

Wi-Fi AT Commands List

• AT+CWMODE : Sets the Wi-Fi mode (STA/AP/STA+AP).
• AT+CWJAP : Connects to an AP.
• AT+CWLAPOPT : Sets the configuration of command AT+CWLAP.
• AT+CWLAP : Lists available APs.
• AT+CWQAP : Disconnects from the AP.
• AT+CWSAP : Sets the configuration of the ESP32 SoftAP.
• AT+CWLIF : Gets the Station IP to which the ESP32 SoftAP is connected.
• AT+CWDHCP : Enables/disables DHCP.
• AT+CWDHCPS : Sets the IP range of the ESP32 SoftAP DHCP server. Saves the setting in flash.
• AT+CWAUTOCONN : Connects to the AP automatically on power-up.
• AT+CIPSTAMAC : Sets the MAC address of ESP32 Station.
• AT+CIPAPMAC : Sets the MAC address of ESP32 SoftAP.
• AT+CIPSTA : Sets the IP address of ESP32 Station.
• AT+CIPAP : Sets the IP address of ESP32 SoftAP.
• AT+CWSTARTSMART : Starts SmartConfig.
• AT+CWSTOPSMART : Stops SmartConfig.
• AT+WPS : Enables the WPS function.
• AT+MDNS : Configurates the MDNS function

TCP/IP-Related AT Commands List

• AT+CIPSTATUS : Gets the connection status.
• AT+CIPDOMAIN : DNS function.
• AT+CIPSTART : Establishes TCP connection, UDP transmission or SSL connection.
• AT+CIPSEND : Sends data.
• AT+CIPSENDEX : Sends data when length of data is , or when \0 appears in the data.
• AT+CIPCLOSE : Closes TCP/UDP/SSL connection.
• AT+CIFSR : Gets the local IP address.
• AT+CIPMUX : Configures the multiple connections mode.
• AT+CIPSERVER : Deletes/Creates TCP or SSL server.
• AT+CIPSERVERMAXCONN : Set the Maximum Connections Allowed by Server.
• AT+CIPMODE : Configures the transmission mode.
• AT+SAVETRANSLINK : Saves the transparent transmission link in flash.
• AT+CIPSTO : Sets timeout when ESP32 runs as a TCP server.
• AT+CIPSNTPCFG : Configures the time domain and SNTP server.
• AT+CIPSNTPTIME : Queries the SNTP time.
• AT+CIUPDATE : Updates the software through Wi-Fi.
• AT+CIPDINFO : Shows remote IP and remote port with +IPD.