Instructions

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Espressif Systems
ESP8266
AT Instruction Set
16.
AT+CWDHCP_DEF – Enable/Disable DHCP and save to flash
AT+ CWDHCP_DEF – Enable/Disable DHCP and save to flash
Command
AT+CWDHCP_DEF?
Response
DHCP disabled or enabled currently?
Parameters
Bit0 : 0 - soft-AP DHCP disabled
1 - soft-AP DHCP enabled
bit1 : 0 - station DHCP disabled
1 - station DHCP enabled
Command
AT+CWDHCP_DEF=<mode>, <en>
Response
OK
Parameters
<mode>
0 : set ESP8266 soft-AP
1 : set ESP8266 station
2 : set both softAP and station
<en>
0 : Disable DHCP
1 : Enable DHCP
Notes
•
Configuration changes will be stored in flash user parameter area.
•
This configuration interacts with static IP related AT commands (AT+CIPSTA
related and AT+CIPAP related):
‣
If DHCP is enabled, static IP will be disabled;
‣
If static IP is enabled, DHCP will be disabled;
‣
This will depend on the last configuration.
Espressif Systems  / Friday, July 15, 201637 73