Verify Network Connection + Clinkcheck - Ebyte E78-868LN22S Manual

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Verify network connection + CLINKCHECK

test commands
and response
Execute orders
and response
Parameters and
returns Value
description
Example
Precautions
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AT + CLINKCHECK = ?
AT + CLINKCHECK = < value >
<value> : for Link​ Check Enable control. The definition is as follows:
0 : Disable Link Check
1 : Execute Link once Check
2 : The module automatically carries linkcheck in each uplink data packet.
Order
Return OK , the setting is successful.
If < value >=1 , after waiting for a period of time, the second response message
will be returned with the following format:
+ CLINKCHECK : < Y 0>, < Y 1>, < Y 3>, < Y 4>
Y 0 means Link Check result:
0 : Indicates that this Link Check was executed successfully.
Non - 0 : Indicates that the Link Check execution failed this time
Y 1 is DemodMargin
Y 2 for NbGateways
Y 3 is the RSSI of this downward trend
Y 4 is the SNR of this downturn
< err > ： error Code
AT + CLINKCHECK = 1
OK
+ CLINKCHECK : 0 , 0 , 1 , -68 , 8
Need to be set before sending data.
E78-868LN22S User Manual
+ CLINKCHECK : " value "
OK
OK
+ CLINKCHECK : < Y 0>, < Y 1>, < Y 3>,
< Y 4> or
+ CME ERROR : <err>​
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