P3
、FAQ
Q1
：
Power On Module, RX Command ,no feedback
：
1> Check the indicator Light : Flash or not
2>Make sure the COM NO : Correct or not
a)
Baud Rate Parameter: 115200
b)
Serial Port Close or Open
c) COM NO, whether is same as the device management of computer displaying
d) RXD Pin connect to Module TXD Pin, TXD Pin connect to Module RXD Pin.
e)
whether click this button.
Q2: Check the module whether under connection status
Remarks: If the module already connected to the smart phone, the module received AT command
information will be sent to the smart phone as the common data information, will not execute the
AT Command.
Sent data
Received data
Received data
Sent data
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