USR-DR404 user manual
Jinan USR IOT Technology Limited
7
Run voltage
DC5
~
36V
Run temp
-40
℃~
85
℃
Storage temp
-40
℃~
125
℃
Size
109.66*28*64.71mm(L*W*H)
Software
parameters
Wireless network type
Station/AP/AP+Station mode
Safety
WPA-PSK/WPA2-PSK
Encryption type
TKIP/AES
Run mode
Transparent transmission mode,
Protocol transmission mode
Setting command
AT+ command
Net protocol
TCP/UDP/ARP/ICMP/DHCP/DNS/HTTP
Max
number
of
connected TCP
24
User configure
Web server
+
AT command configure
Custom
application
software
Support custom customize application software
Form 1 Parameters
2. Networking application
USR-DR404 supports wireless WIFI and wired Ethernet communication modes, flexible networking and network
topology.
2.1. Wireless Networking Configuration
USR-DR404 can configure to be a STA or an AP. Can be set by AT command, web page, as below:
(1) AT command setting: Set by AT + WMODE, it can be set to AP or STA.
Example: Set the WIFI serial server to STA mode. After entering the AT command mode, send the following
command:
Set WIFI serial server to STA mode
AT+WMODE=STA
Restart
AT+Z
After restarting, the serial server will work in STA mode.
(2) Web page settings are as fellows:
For example, log in to the built-in web page of the serial server, enter the mode selection page, and select Station
mode (set the WIFI serial server to STA mode), as follows: