Ebyte E77-M22S Series - Page 29

Chengdu Ebyte Electronic Technology Co., Ltd. E77-xxxM22S User Manual
Copyright © 2012-2 024 , Chengdu Ebyte Electronic Technology Co., Ltd.
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command
<Nbtarns>:
<Ack>:<Payload><CR>
+EVT:RX_1, PORT 0, DR 3, RSSI -49, SNR 10
AT_NO_NETWORK_JOINED
AT_DUTYCYCLE_RESTRICTED
Parameter
Description
<Port> : port number
<Nbtarns>: When there is ACK, the maximum number of retransmissions
<Ack> : Whether to enable response
<Payload> : Hexadecimal data, two digits are one byte
Return
value
description
Example
AT+SEND=3:1:112233
:+EVT:SEND_CONFIRMED
+EVT:RX_1, PORT 0, DR 3, RSSI -47, SNR 11
Precautions
Connect to the network first, then send data
command
character
Command
type
Command format
response
CADR
(Set rate
adaptive)
test
command
AT+CADR?
AT+CADR=<ADR><CR>. Get or Set the
Adaptive Data Rate setting ADR=[0:off, 1:on]
OK
Query
command
AT+CADR=?
+CADR: <value>
OK
Set
command
AT+CADR=<value>
OK
Parameter
Description
<value>: as follows:
0: turn off ADR
1: Turn on ADR
Return
value
description
Example
Precautions
Enabled by default
command
character
Command
type
Command format
response
CDATARATE
( Set
communicatio
n rate )
test
command
AT+CATARATE?
+CATARATE: " value "
OK
Query
command
AT+CATARATE = ?
+CATARATE:<value>
OK
Set
command
AT+CATARATE =<value>
OK
Parameter
Description
<value>: as follows:
Rate value, factory value is, value range:
0 - SF12, BW125
Return