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Last modified by Xiaoling on 2023/07/18 10:12
From version 170.27
edited by Xiaoling
on 2022/06/22 11:17
Change comment: There is no comment for this version
To version 170.26
edited by Xiaoling
on 2022/06/22 11:16
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -59,6 +59,7 @@
59 59  * Datalog feature
60 60  
61 61  
62 +
62 62  == 1.3 Specification ==
63 63  
64 64  
... ... @@ -85,35 +85,24 @@
85 85  
86 86  
87 87  
89 +
88 88  = 2. Connect LHT65N to IoT Server =
89 89  
90 90  == 2.1 How does LHT65N work? ==
91 91  
92 -(((
93 93  LHT65N is configured as LoRaWAN OTAA Class A mode by default. Each LHT65N is shipped with a worldwide unique set of OTAA keys. To use LHT65N in a LoRaWAN network, first, we need to put the OTAA keys in LoRaWAN Network Server and then activate LHT65N.
94 -)))
95 95  
96 -(((
97 97  If LHT65N is under the coverage of this LoRaWAN network. LHT65N can join the LoRaWAN network automatically. After successfully joining, LHT65N will start to measure environment temperature and humidity, and start to transmit sensor data to the LoRaWAN server. The default period for each uplink is 20 minutes.
98 -)))
99 99  
100 100  
101 101  == 2.2 How to Activate LHT65N? ==
102 102  
103 -(((
104 104  The LHT65N has two working modes:
105 -)))
106 106  
107 -* (((
108 -(% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
109 -)))
110 -* (((
111 -(% style="color:blue" %)**Working Mode**(%%):  In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65N will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
112 -)))
103 +* (% style="color:blue" %)**Deep Sleep Mode**(%%): LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
104 +* (% style="color:blue" %)**Working Mode**(%%):  In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65N will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode. 
113 113  
114 -(((
115 115  The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
116 -)))
117 117  
118 118  
119 119  [[image:image-20220515123819-1.png||_mstalt="430742" _mstvisible="3" height="379" width="317"]]
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266 266  * The 7th byte (EXT #): defines the external sensor model.
267 267  * The 8(% _msthash="734578" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) ~~ 11(% _msthash="734579" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) byte: the value for external sensor value. The definition is based on external sensor type. (If EXT=0, there won’t be these four bytes.)
268 268  
259 +
269 269  === 2.4.1 Decoder in TTN V3 ===
270 270  
271 271  When the uplink payload arrives TTNv3, it shows HEX format and not friendly to read. We can add LHT65N decoder in TTNv3 for friendly reading.
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538 538  1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
539 539  1. Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will store the sensor data, and it will send all messages after network recover.
540 540  
532 +
541 541  === 2.6.2 Unix TimeStamp ===
542 542  
543 543  
... ... @@ -925,6 +925,7 @@
925 925  * RED LED when external sensor is not connected
926 926  * For each success downlink, the PURPLE LED will blink once
927 927  
920 +
928 928  == 2.9 installation ==
929 929  
930 930  (% _mstvisible="1" %)
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959 959  * Operating Range: -40 ~~ 125 °C
960 960  * Working voltage 2.35v ~~ 5v
961 961  
955 +
962 962  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
963 963  
964 964  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
... ... @@ -1096,6 +1096,7 @@
1096 1096  
1097 1097  * There is no downlink command to set to Sleep mode.
1098 1098  
1093 +
1099 1099  == 4.7 Set system time ==
1100 1100  
1101 1101  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
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1192 1192  
1193 1193  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1194 1194  
1190 +
1195 1195  == 4.13 Auto Send None-ACK messages ==
1196 1196  
1197 1197  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
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1615 1615  
1616 1616  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1617 1617  
1614 +
1618 1618  = 8. Packing Info =
1619 1619  
1620 1620