Showing content from https://github.com/espressif/esp-at/releases/tag/v3.0.0.0 below:
Release v3.0.0.0 · espressif/esp-at · GitHub
ESP32-C2 AT Release v3.0.0.0
Documentation for Release v3.0.0.0 is available at https://docs.espressif.com/projects/esp-at/en/release-v3.0.0.0/esp32c2/index.html
The firmwares:
ESP32-C2-4MB_AT_Bin_V3.0.0.0.zip
ESP32-C2-2MB_AT_Bin_V3.0.0.0.zip
ESP32-C2 AT v3.0.0.0 is the first released version of AT firmware for ESP32-C2.
Feature Basic AT Commands
- AT: Test AT startup.
- AT+RST: Restart a module.
- AT+GMR: Check version information.
- AT+CMD: List all AT commands and types supported in current firmware.
- AT+GSLP: Enter Deep-sleep mode.
- ATE: Configure AT commands echoing.
- AT+RESTORE: Restore factory default settings of the module.
- AT+UART_CUR: Current UART configuration, not saved in flash.
- AT+UART_DEF: Default UART configuration, saved in flash.
- AT+SLEEP: Set the sleep mode.
- AT+SYSRAM: Query current remaining heap size and minimum heap size.
- AT+SYSMSG: Query/Set System Prompt Information.
- AT+SYSFLASH: Query/Set User Partitions in Flash.
- AT+RFPOWER: Query/Set RF TX Power.
- AT+SYSROLLBACK: Roll back to the previous firmware. (ESP32C2-4MB only)
- AT+SYSTIMESTAMP: Query/Set local time stamp.
- AT+SYSLOG: Enable or disable the AT error code prompt.
- AT+SLEEPWKCFG: Query/Set the light-sleep wakeup source and awake GPIO.
- AT+SYSSTORE: Query/Set parameter store mode.
- AT+SYSREG: Read/write the register.
Wi-Fi AT Commands
- AT+CWMODE: Set the Wi-Fi mode (Station/SoftAP/Station+SoftAP).
- AT+CWSTATE: Query the Wi-Fi state and Wi-Fi information.
- AT+CWJAP: Connect to an AP.
- AT+CWRECONNCFG: Query/Set the Wi-Fi reconnecting configuration.
- AT+CWLAPOPT: Set the configuration for the command AT+CWLAP.
- AT+CWLAP: List available APs.
- AT+CWQAP: Disconnect from an AP.
- AT+CWSAP: Query/Set the configuration of an ESP SoftAP.
- AT+CWLIF: Obtain IP address of the station that connects to an ESP SoftAP.
- AT+CWQIF: Disconnect stations from an ESP SoftAP.
- AT+CWDHCP: Enable/disable DHCP.
- AT+CWDHCPS: Query/Set the IP addresses allocated by an ESP SoftAP DHCP server.
- AT+CWAUTOCONN: Connect to an AP automatically when powered on.
- AT+CWAPPROTO: Query/Set the 802.11 b/g/n protocol standard of SoftAP mode.
- AT+CWSTAPROTO: Query/Set the 802.11 b/g/n protocol standard of station mode.
- AT+CIPSTAMAC: Query/Set the MAC address of an ESP station.
- AT+CIPAPMAC: Query/Set the MAC address of an ESP SoftAP.
- AT+CIPSTA: Query/Set the IP address of an ESP station.
- AT+CIPAP: Query/Set the IP address of an ESP SoftAP.
- AT+CWSTARTSMART: Start SmartConfig.
- AT+CWSTOPSMART: Stop SmartConfig.
- AT+WPS: Enable the WPS function.
- AT+MDNS: Configure the mDNS function.
- AT+CWHOSTNAME: Query/Set the host name of an ESP station.
- AT+CWCOUNTRY: Query/Set the Wi-Fi Country Code.
TCP/IP AT Commands
- AT+CIPV6: Enable/disable the network of Internet Protocol Version 6 (IPv6).
- AT+CIPSTATUS: Obtain the TCP/UDP/SSL connection status and information.
- AT+CIPDOMAIN: Resolve a Domain Name.
- AT+CIPSTART: Establish TCP connection, UDP transmission, or SSL connection.
- AT+CIPSTARTEX: Establish TCP connection, UDP transmission, or SSL connection with an automatically assigned ID.
- [Passthrough Mode Only] +++: Exit the passthrough mode.
- AT+CIPSEND: Send data in the normal transmission mode or Wi-Fi passthrough mode.
- AT+CIPSENDL: Send long data in paraller in the normal transmission mode.
- AT+CIPSENDLCFG: Set the configuration for the command AT+CIPSENDL.
- AT+CIPSENDEX: Send data in the normal transmission mode in expanded ways.
- AT+CIPCLOSE: Close TCP/UDP/SSL connection.
- AT+CIFSR: Obtain the local IP address and MAC address.
- AT+CIPMUX: Enable/disable the multiple connections mode.
- AT+CIPSERVER: Delete/create a TCP/SSL server.
- AT+CIPSERVERMAXCONN: Query/Set the maximum connections allowed by a server.
- AT+CIPMODE: Query/Set the transmission mode.
- AT+SAVETRANSLINK: Set whether to enter Wi-Fi passthrough mode on power-up.
- AT+CIPSTO: Query/Set the local TCP Server Timeout.
- AT+CIPSNTPCFG: Query/Set the time zone and SNTP server.
- AT+CIPSNTPTIME: Query the SNTP time.
- AT+CIPSNTPINTV: Query/Set the SNTP time synchronization interval.
- AT+CIPFWVER: Query the existing AT firmware version on the server.
- AT+CIUPDATE: Upgrade the firmware through Wi-Fi.
- AT+CIPDINFO: Set “+IPD” message mode.
- AT+CIPSSLCCONF: Query/Set SSL clients.
- AT+CIPSSLCCN: Query/Set the Common Name of the SSL client.
- AT+CIPSSLCSNI: Query/Set SSL client Server Name Indication (SNI).
- AT+CIPSSLCALPN: Query/Set SSL client Application Layer Protocol Negotiation (ALPN).
- AT+CIPSSLCPSK: Query/Set SSL client Pre-shared Key (PSK).
- AT+CIPRECONNINTV: Query/Set the TCP/UDP/SSL reconnection interval for the Wi-Fi passthrough mode.
- AT+CIPRECVMODE: Query/Set socket receiving mode.
- AT+CIPRECVDATA: Obtain socket data in passive receiving mode.
- AT+CIPRECVLEN: Obtain socket data length in passive receiving mode.
- AT+PING: Ping the remote host.
- AT+CIPDNS: Query/Set DNS server information.
- AT+CIPTCPOPT: Query/Set the socket options.
Bluetooth® Low Energy AT Commands (ESP32C2-4MB only)
- AT+BLUFI: Start or Stop BluFi.
- AT+BLUFINAME: Query/Set BluFi device name.
- AT+BLUFISEND: Send user-customized data over BluFi.
MQTT AT Commands
- AT+MQTTUSERCFG: Set MQTT user configuration
- AT+MQTTLONGCLIENTID: Set MQTT client ID
- AT+MQTTLONGUSERNAME: Set MQTT username
- AT+MQTTLONGPASSWORD: Set MQTT password
- AT+MQTTCONNCFG: Set configuration of MQTT connection
- AT+MQTTALPN: Set MQTT Application Layer Protocol Negotiation (ALPN)
- AT+MQTTCONN: Connect to MQTT Brokers
- AT+MQTTPUB: Publish MQTT Messages in string
- AT+MQTTPUBRAW: Publish MQTT messages in binary
- AT+MQTTSUB: Subscribe to MQTT topics
- AT+MQTTUNSUB: Unsubscribe from MQTT topics
- AT+MQTTCLEAN: Close MQTT connections
HTTP AT Commands (ESP32C2-4MB only)
- AT+HTTPCLIENT: Send HTTP Client Request
- AT+HTTPGETSIZE: Get HTTP Resource Size
- AT+HTTPCGET: Get HTTP Resource
- AT+HTTPCPOST: Post HTTP data of specified length
- AT+HTTPCPUT: Put HTTP data of specified length
- AT+HTTPURLCFG: Set/Get long HTTP URL
User AT Commands
- AT+USERRAM: Operate user’s free RAM.
- AT+USEROTA: Upgrade the firmware according to the specified URL.
- AT+USERWKMCUCFG: Configure how AT wakes up MCU.
- AT+USERMCUSLEEP: MCU indicates its sleep state.
- AT+USERDOCS: Query the ESP-AT user guide for current firmware.
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