Skip to Content
Last modified by Xiaoling on 2023/07/18 10:12
From version 170.26
edited by Xiaoling
on 2022/06/22 11:16
Change comment: There is no comment for this version
To version 170.25
edited by Xiaoling
on 2022/06/22 11:16
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -60,6 +60,7 @@
60 60  
61 61  
62 62  
63 +
63 63  == 1.3 Specification ==
64 64  
65 65  
... ... @@ -84,9 +84,6 @@
84 84  * ±2°C accuracy from -55°C to +125°C
85 85  * Operating Range: -55 °C ~~ 125 °C
86 86  
87 -
88 -
89 -
90 90  = 2. Connect LHT65N to IoT Server =
91 91  
92 92  == 2.1 How does LHT65N work? ==
... ... @@ -257,6 +257,7 @@
257 257  * 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.)
258 258  
259 259  
258 +
260 260  === 2.4.1 Decoder in TTN V3 ===
261 261  
262 262  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.
... ... @@ -287,6 +287,7 @@
287 287  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
288 288  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
289 289  
289 +
290 290  === 2.4.3 Built-in Temperature ===
291 291  
292 292  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
... ... @@ -455,6 +455,7 @@
455 455  * Sync time OK:  1: Set time ok，0: N/A. After time SYNC request is sent, LHT65N will set this bit to 0 until got the time stamp from the application server.
456 456  * Unix Time Request:  1: Request server downlink Unix time, 0 : N/A. In this mode, LHT65N will set this bit to 1 every 10 days to request a time SYNC. (AT+SYNCMOD to set this)
457 457  
458 +
458 458  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
459 459  
460 460  In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
... ... @@ -530,6 +530,7 @@
530 530  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.
531 531  
532 532  
534 +
533 533  === 2.6.2 Unix TimeStamp ===
534 534  
535 535  
... ... @@ -918,6 +918,7 @@
918 918  * For each success downlink, the PURPLE LED will blink once
919 919  
920 920  
923 +
921 921  == 2.9 installation ==
922 922  
923 923  (% _mstvisible="1" %)
... ... @@ -953,6 +953,7 @@
953 953  * Working voltage 2.35v ~~ 5v
954 954  
955 955  
959 +
956 956  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
957 957  
958 958  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
... ... @@ -1017,6 +1017,7 @@
1017 1017  
1018 1018  * 0xA20702003c: Same as AT+SETCNT=60
1019 1019  
1024 +
1020 1020  == 4.3 Enable/Disable uplink Temperature probe ID ==
1021 1021  
1022 1022  (((
... ... @@ -1044,6 +1044,7 @@
1044 1044  * **0xA800**  **~-~->** AT+PID=0
1045 1045  * **0xA801**     **~-~->** AT+PID=1
1046 1046  
1052 +
1047 1047  == 4.4 Set Password ==
1048 1048  
1049 1049  Feature: Set device password, max 9 digits
... ... @@ -1091,6 +1091,7 @@
1091 1091  * There is no downlink command to set to Sleep mode.
1092 1092  
1093 1093  
1100 +
1094 1094  == 4.7 Set system time ==
1095 1095  
1096 1096  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
... ... @@ -1188,6 +1188,7 @@
1188 1188  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1189 1189  
1190 1190  
1198 +
1191 1191  == 4.13 Auto Send None-ACK messages ==
1192 1192  
1193 1193  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
... ... @@ -1206,6 +1206,7 @@
1206 1206  
1207 1207  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1208 1208  
1217 +
1209 1209  = 5. Battery & How to replace =
1210 1210  
1211 1211  == 5.1 Battery Type ==
... ... @@ -1612,6 +1612,7 @@
1612 1612  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1613 1613  
1614 1614  
1624 +
1615 1615  = 8. Packing Info =
1616 1616  
1617 1617  
... ... @@ -1625,6 +1625,7 @@
1625 1625  * Device Size:  10 x 10 x 3.5 cm
1626 1626  * Device Weight: 120.5g
1627 1627  
1638 +
1628 1628  = 9. Reference material =
1629 1629  
1630 1630  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]