Dragino LHT52 User Manual

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LHT52 Temperature & Humidity sensor 27 / 40
AT+CHE=2
Set subband to 2
(CN470,US915,AU91
5)
Attention:Take effect
after ATZ
OK
0X0702:
07:fixed command
02:Select subband 2
AT+WMOD=?
View the current
alarm mode status
0
OK
Default 0
AT+WMOD=1
Turn on alarm mode
Attention:Take effect
after ATZ
OK
0xA501:open
0XA500:close
A5:fixed command
AT+CITEMP=?
View the current
temperature
detection time
interval
1
OK
Default 1(min)
AT+CITEMP=2
Set the temperature
detection time
interval to 2min
OK
0XA70002
A7:fixed command
0002:0X0002=2(min)
AT+NJM=?
Check the current
network connection
method
1
OK
Default 1
AT+NJM=0
Change the network
connection method
to ABP
Attention:Take effect
after ATZ
OK
0X2000:ABP
0x2001:OTAA
20:fixed command
AT+RPL=?
View current RPL
settings
0
OK
Default 0
AT+RPL=1
set RPL=1
OK
0x2101:
21:fixed command
01:for details, check wiki
AT+ADR=?
View current ADR
status
1
OK
Default 0
AT+ADR=0
Set the ADR state to
off
OK
0x2200:close
0x2201:open
22:fixed command
AT+DR=?
View the current DR
settings
OK
AT+DR=1
set DR to 1
It takes effect only
when ADR=0
OK
0X22000101:
00:ADR=0
01:DR=1
01:TXP=1
22:fixed command

Dragino LHT52 Specifications

General

Brand	Dragino
Model	LHT52
Category	Accessories
Language	English