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ESP8266 AT
User Manuals: Espressif Systems ESP8266 AT Board
Manuals and User Guides for Espressif Systems ESP8266 AT Board. We have
1
Espressif Systems ESP8266 AT Board manual available for free PDF download: Instruction Set
Espressif Systems ESP8266 AT Instruction Set (64 pages)
Brand:
Espressif Systems
| Category:
Motherboard
| Size: 0 MB
Table of Contents
Table of Contents
3
1 Overview
7
1.1. User-Defined at Commands
7
1.2. Downloading at Firmware into the Flash
8
Mbit Flash
8
Mbit Flash, Map: 512 KB + 512 KB
9
Mbit Flash, Map: 1024 KB + 1024 KB
9
Mbit Flash, Map: 512 KB + 512 KB
10
Mbit Flash, Map: 1024 KB + 1024 KB
10
2 Command Description
12
3 Basic at Commands
13
3.1. Overview
13
3.2. Commands
14
AT-Tests at Startup
14
AT+RST-Restarts the Module
14
AT+GMR-Checks Version Information
14
AT+GSLP-Enters Deep-Sleep Mode
14
ATE-AT Commands Echoing
15
AT+RESTORE-Restores the Factory Default Settings
15
AT+UART-UART Configuration
15
AT+UART_CUR-Current UART Configuration; Not Saved in the Flash
17
AT+UART_DEF-Default UART Configuration; Saved in the Flash
18
AT+SLEEP-Configures the Sleep Modes
19
AT+WAKEUPGPIO-Configures a GPIO to Wake ESP8266 up from Light-Sleep Mode
19
AT+RFPOWER-Sets the Maximum Value of RF TX Power
20
AT+RFVDD-Sets RF TX Power According to VDD33
20
AT+RFAUTOTRACE-Sets RF Frequency Offset Trace
21
AT+SYSRAM-Checks the Remaining Space of RAM
21
AT+SYSADC-Checks the Value of ADC
21
AT+SYSIOSETCFG-Configures IO Working Mode
22
AT+SYSIOGETCFG-Checks the Working Modes of IO Pins
22
AT+SYSGPIODIR-Configures the Direction of a GPIO
22
AT+SYSGPIOWRITE-Configures the Output Level of a GPIO
23
AT+SYSGPIOREAD-Reads the GPIO Input Level
23
4 Wi-Fi at Commands
25
4.1. Overview
25
4.2. Commands
27
AT+CWMODE-Sets the Wi-Fi Mode (Station/Softap/Station+Softap)
27
AT+CWMODE_CUR-Sets the Current Wi-Fi Mode; Configuration Not Saved in the Flash
27
AT+CWMODE_DEF-Sets the Default Wi-Fi Mode; Configuration Saved in the Flash
27
AT+CWJAP-Connects to an AP
28
AT+CWJAP_CUR-Connects to an AP; Configuration Not Saved in the Flash
29
AT+CWJAP_DEF-Connects to an AP; Configuration Saved in the Flash
29
AT+CWLAPOPT-Sets the Configuration for the Command AT+CWLAP
31
AT+CWLAP-Lists Available Aps
32
AT+CWQAP-Disconnects from the AP
32
AT+CWSAP-Configures the ESP8266 Softap
33
AT+CWSAP_CUR-Configures the ESP8266 Softap; Configuration Not Saved in the Flash
33
AT+CWSAP_DEF-Configures the ESP8266 Softap; Configuration Saved in the Flash
34
AT+CWLIF-IP of Stations to Which the ESP8266 Softap Is Connected
35
AT+CWDHCP-Enables/Disables DHCP
35
AT+CWDHCP_CUR-Enables/Disables DHCP; Configuration Not Saved in the Flash
35
AT+CWDHCP_DEF-Enables/Disables DHCP; Configuration Saved in the Flash
36
AT+CWDHCPS_CUR-Sets the IP Address Allocated by ESP8266 Softap DHCP; Configuration Not Saved in Flash
37
AT+CWDHCPS_DEF-Sets the IP Address Allocated by ESP8266 Softap DHCP; Configuration Saved in Flash
37
AT+CWAUTOCONN-Auto-Connects to the AP or Not
38
AT+CIPSTAMAC-Sets the MAC Address of the ESP8266 Station
38
AT+CIPSTAMAC_CUR-Sets the MAC Address of the ESP8266 Station; Configuration Not Saved in the Flash
38
AT+CIPSTAMAC_DEF-Sets the MAC Address of the ESP8266 Station; Configuration Saved in the Flash
39
AT+CIPAPMAC-Sets the MAC Address of the ESP8266 Softap
39
AT+CIPAPMAC_CUR-Sets the MAC Address of the ESP8266 Softap; Configuration Not Saved in the Flash
40
AT+CIPAPMAC_DEF-Sets the MAC Address of the ESP8266 Softap; Configuration Saved in Flash
40
AT+CIPSTA-Sets the IP Address of the ESP8266 Station
41
AT+CIPSTA_CUR-Sets the IP Address of the ESP8266 Station; Configuration Not Saved in the Flash
41
AT+CIPSTA_DEF-Sets the IP Address of the ESP8266 Station; Configuration Saved in the Flash
42
AT+CIPAP-Sets the IP Address of the ESP8266 Softap
42
AT+CIPAP_CUR-Sets the IP Address of the ESP8266 Softap; Configuration Not Saved in the Flash
43
AT+CIPAP_DEF-Sets the IP Address of the ESP8266 Softap; Configuration Saved in the Flash
43
AT+CWSTARTSMART-Starts Smartconfig
44
AT+CWSTOPSMART-Stops Smartconfig
44
AT+CWSTARTDISCOVER-Enables the Mode that ESP8266 Can be Found by Wechat
45
AT+CWSTOPDISCOVER-Disables the Mode that ESP8266 Can be Found by Wechat
45
AT+WPS-Enables the WPS Function
45
AT+MDNS-Configures the MDNS Function
46
AT+CWHOSTNAME-Configures the Name of ESP8266 Station
46
5 TCP/IP-Related at Commands
47
5.1. Overview
47
5.2. Commands
48
AT+CIPSTATUS-Gets the Connection Status
48
AT+CIPDOMAIN-DNS Function
48
AT+CIPSTART-Establishes TCP Connection, UDP Transmission or SSL Connection
49
AT+CIPSSLSIZE-Sets the Size of SSL Buffer
51
AT+CIPSEND-Sends Data
51
AT+CIPSENDEX-Sends Data
52
AT+CIPSENDBUF-Writes Data into the TCP-Send-Buffer
52
AT+CIPBUFRESET-Resets the Segment ID Count
53
AT+CIPBUFSTATUS-Checks the Status of the TCP-Send-Buffer
54
AT+CIPCHECKSEQ-Checks if a SpecifiC Segment was Successfully Sent
54
AT+CIPCLOSE-Closes the TCP/UDP/SSL Connection
55
AT+CIFSR-Gets the Local IP Address
55
AT+CIPMUX-Enable or Disable Multiple Connections
55
AT+CIPSERVER-Deletes/Creates TCP Server
56
AT+CIPMODE-Sets Transmission Mode
56
AT+SAVETRANSLINK-Saves the Transparent Transmission Link in Flash
57
AT+CIPSTO-Sets the TCP Server Timeout
58
AT+PING-Ping Packets
58
AT+CIUPDATE-Updates the Software through Wi-Fi
59
AT+CIPDINFO-Shows the Remote IP and Port with +IPD
59
5.2.21. +IPD-Receives Network Data
59
AT+CIPSNTPCFG-Sets the Configuration of SNTP
60
AT+CIPSNTPTIME-Checks the SNTP Time
60
AT+CIPDNS_CUR-Sets User-Defined DNS Servers; Configuration Not Saved in the Flash
60
AT+CIPDNS_DEF-Sets User-Defined DNS Servers; Configuration Saved in the Flash
61
6 Appendix
62
7 Q&A
63
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