User Manual for LoRaWAN End Nodes - LHT65N LoRaWAN Temperature & Humidity Sensor Manual
7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
Where the first 11 bytes is for the first entry:
7FFF089801464160065F97
Ext sensor data=0x7FFF/100=327.67
Temp=0x0898/100=22.00
Hum=0x0146/10=32.6
poll message flag & Ext=0x41,means reply data,Ext=1
Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
2.7 Alarm Mode
when the device is in alarm mode, it checks the built-in sensor temperature for a short time. if the temperature
exceeds the preconfigured range, it sends an uplink immediately.
Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this
feature is enabled.
AT COMMAND FOR ALARM MODE:
AT+WMOD=1: Enable/disable alarm mode. (0: Disabled, 1: Enabled)
AT+CITEMP=1: The interval between checking the alarm temperature. (In minutes)
AT+ARTEMP: Gets or sets the alarm range of the internal temperature sensor
AT
+ARTEMP=？
: Gets the alarm range of the internal temperature sensor
Page 24 / 56 - last modified by Bei Jinggeng on 2022/07/06 13:48
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