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USR-DR404 user manual
Jinan USR IOT Technology Limited
25
Item
Description
1
NETP
Setting / Query TCPA's network protocol
parameters
2
TCPLK
Query whether the TCP link is established
3
TCPTO
Setting/query TCP timeout
4
TCPDIS
Connect / Disconnect TCP (only valid when TCP
Client)
Form 6 Socket A related AT command
Socket B settings: AT+TCPB/AT+TCPPTB/TCPADDB/TCPTOB/TVPLKB/TCPDIS
Item
Description
1
TCPB
Enable/disable TCPB
2
TCPPTB
Setting/query TCPB port number
3
TCPADDB
Setting/query TCPB server address
4
TCPTOB
Setting/query TCPB timeout
5
TCPLKB
Query whether the TCPB link is
established
6
TCPDIS
Connect / Disconnect TCPB
Form 7 Socket B related AT command
3.3. UART
3.3.1. Parameters
Item
parameter
Baud rate
300, 600, 1200, 1800, 2400, 4800, 9600, 19200, 38400, 57600,
115200, 230400, 345600, 460800
Data
5, 6, 7, 8
Stop
1,2
Parity
None, Even, Odd
485
NFC: no hardware control
Form 8 Serial port parameters
Webpage setting:
Log in the build-in webpage, under the “Application Setting”page, as below: