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User Manual for TTL-WiFi DT-06
Shenzhen Doctors of Intelligence & Technology Co., LTD (www.doit.am) Copyright@2014-2017
Page 18
Table 4. 2built-in AT command set
Data direction Command(ASCII string) meaning
STA status check
MCU->WiFi module AT+STASTATUS Check the STA status
WiFi module->MCU STA:OK
WiFi modle replies STA
successful connection
WiFi module->MCU STA:DOWN
WiFi module replies STA
connection is closed
Get IP and MAC at STA mode
MCU-> WiFi module AT+STAINFO
Get IP and MAC from WiFi
module
WiFi module->MCU
Mac|IP, for example
5CCF7F116380|192.168.1.
125
Get the MAC and IP at STA mode
Check the connection status at TCP Client mode
MCU-> WiFi module AT+TCPCLIENT
Check the connection status at
TCP Client mode, and no meaning
at other modes.
WiFi module->MCU TCP: OK TCP client is already connected
WiFi module->MCU TCP: OFF TCP client is off the connection
Restart module
MCU->WiFi module AT+RST Restart WiFi module
WiFi module->MCU RST: OK
Immediately reply when received
the command
Restore the factory setting
MCU->WiFi module AT+RESTORE
Immediately reset after WiFi
restores
WiFi module->MCU RESTORE: OK
Immediately reply when received
the command
Take a example
Step 1: use a USB-TTL module to connect TTL-WiFi module, and then open the corresponding
serial port, and press the RST button to restart the board.
Step2: send “AT+STASTATUS” to check the connection of STA.
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