Ebyte E78-868LN22S, User Manual

Page: 22 / 29

E78-864LN22S
22
Command
character Command
Type
Command Format response
CDATARATE
( Set the
communication
rate
)
Test
command
AT+CDATARATE=?
+CDATARATE:
“
value
”
OK
Query
command
AT+CDATARATE?
+CDATARATE:<value>
OK
Setting
command
AT+CDATARATE =<value> OK
Parameter
Description
<value>
：
as follows:
Rate value, the factory value is 3, the value range:
0 - SF12
，
BW125
1 - SF11
，
BW125
2 - SF10
，
BW125
3 - SF9
，
BW125
4 - SF8
，
BW125
5 - SF7
，
BW125
Return
value
description <value>
：
as follows:
Rate value, the factory value is 3, the value range:
0 - SF12
，
BW125
1 - SF11
，
BW125
2 - SF10
，
BW125
3 - SF9
，
BW125
4 - SF8
，
BW125
5 - SF7
，
BW125
AT+CDATARATE=1
OK
Example
Precautions Need to be set before sending data, invalid after ADR is enabled.
Command
character Command
Type
Command Format response
CNBTRIALS
( Set the number
of times to send )
Test
command AT+CNBTRIALS=? +CNBTRIALS: “ MType ” , “ value ”
OK
Query
command AT+CNBTRIALS? +CNBTRIALS:<MType>,<value>
OK
Setting
command
AT+CNBTRIALS=<MType>,<
value>
OK
Parameter
Description
<MType>:
0:unconfirm packet
，
1:confirm packet
。
<value>
：
the maximum number of times to send, value range: 1~15;
Return
value
description
<MType>:0:unconfirm packet
，
1:confirm packet
。
<value>
：
the maximum number of times to send, value range: 1~15;
AT+CNBTRIALS=1,2
OK
Example