Doc Title Wireless smart audio module
Number
WMB20150921
Document No.: WMB20150921 Page 20 of 21
It is also possible to use the online update if the device is connected with the Internet by press the “Check Online
update” button in the software upgrade page. The module will then check if there is updated version in the remote
maintenance server.
Figure 3-4 Upgrade the LinkPlay WiFi Audio A31 module firmware manually
3.5. Use UART to debug
The UART needs setup as follows:
Baud rate 57600
Data bit 8
Parity bit None
Stop bit 1
Flow control
DTR/DSR None
RTS/CTS None
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