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Last modified by Xiaoling on 2023/07/18 10:12
From version 211.1
edited by Bei Jinggeng
on 2022/11/01 16:33
Change comment: There is no comment for this version
To version 210.10
edited by Xiaoling
on 2022/10/26 16:52
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -61,7 +61,6 @@
61 61  * Tri-color LED to indicate working status
62 62  * Datalog feature (Max 3328 records)
63 63  
64 -
65 65  == 1.3 Specification ==
66 66  
67 67  
... ... @@ -86,7 +86,6 @@
86 86  * ±2°C accuracy from -55°C to +125°C
87 87  * Operating Range: -55 °C ~~ 125 °C
88 88  
89 -
90 90  = 2. Connect LHT65N to IoT Server =
91 91  
92 92  
... ... @@ -245,7 +245,6 @@
245 245  * The 7th byte (EXT #): defines the external sensor model.
246 246  * 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.)
247 247  
248 -
249 249  === 2.4.1 Decoder in TTN V3 ===
250 250  
251 251  
... ... @@ -274,7 +274,6 @@
274 274  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
275 275  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
276 276  
277 -
278 278  === 2.4.3 Built-in Temperature ===
279 279  
280 280  
... ... @@ -286,7 +286,6 @@
286 286  
287 287  * Temperature:  (0xF5C6-65536)/100=-26.18℃
288 288  
289 -
290 290  === 2.4.4 Built-in Humidity ===
291 291  
292 292  
... ... @@ -294,7 +294,6 @@
294 294  
295 295  * Humidity:    0x025C/10=60.4%
296 296  
297 -
298 298  === 2.4.5 Ext # ===
299 299  
300 300  
... ... @@ -317,8 +317,6 @@
317 317  
318 318  The last 2 bytes of data are meaningless
319 319  
320 -
321 -
322 322  [[image:image-20220522235639-6.png||_mstalt="433212" _mstvisible="3"]]
323 323  
324 324  
... ... @@ -393,7 +393,6 @@
393 393  * (% style="color:blue" %)**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.
394 394  * (% style="color:blue" %)**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)
395 395  
396 -
397 397  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
398 398  
399 399  
... ... @@ -638,7 +638,6 @@
638 638  [[image:image-20220703111700-2.png||height="381" width="1119"]]
639 639  
640 640  
641 -
642 642  === 2.6.2 Unix TimeStamp ===
643 643  
644 644  
... ... @@ -727,8 +727,10 @@
727 727  )))|=(% style="width: 90px;" %)**2**|=(% style="width: 90px;" %)**2**|=(% style="width: 70px;" %)**2**|=(% style="width: 100px;" %)**1**|=(% style="width: 70px;" %)**4**
728 728  |(% style="width:97px" %)**Value**|(% style="width:123px" %)[[External sensor data>>||anchor="H2.4.6Extvalue"]]|(% style="width:108px" %)[[Built In Temperature>>||anchor="H2.4.3Built-inTemperature"]]|(% style="width:133px" %)[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]|(% style="width:159px" %)Poll message flag & Ext|(% style="width:80px" %)[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp"]]
729 729  
720 +
730 730  **Poll message flag & Ext:**
731 731  
723 +
732 732  [[image:image-20221006192726-1.png||height="112" width="754"]]
733 733  
734 734  (% style="color:blue" %)**No ACK Message**(%%):  1: This message means this payload is fromn Uplink Message which doesn't get ACK from the server before ( for [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]] feature)
... ... @@ -739,6 +739,8 @@
739 739  
740 740  * Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
741 741  
734 +
735 +
742 742  For example, in US915 band, the max payload for different DR is:
743 743  
744 744  (% style="color:blue" %)**a) DR0:** (%%)max is 11 bytes so one entry of data
... ... @@ -771,7 +771,7 @@
771 771  [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
772 772  
773 773  
774 -__**7FFF089801464160065F97**__ **__7FFF__ __088E__ __014B__ __41__ __60066009__** 7FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
768 +7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
775 775  
776 776  Where the first 11 bytes is for the first entry:
777 777  
... ... @@ -779,13 +779,13 @@
779 779  
780 780  Ext sensor data=0x7FFF/100=327.67
781 781  
782 -Temp=0x088E/100=22.00
776 +Temp=0x0898/100=22.00
783 783  
784 -Hum=0x014B/10=32.6
778 +Hum=0x0146/10=32.6
785 785  
786 786  poll message flag & Ext=0x41,means reply data,Ext=1
787 787  
788 -Unix time is 0x60066009=1611030423s=21/1/19 04:27:03
782 +Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
789 789  
790 790  
791 791  
... ... @@ -884,7 +884,6 @@
884 884  * RED LED when external sensor is not connected
885 885  * For each success downlink, the PURPLE LED will blink once
886 886  
887 -
888 888  == 2.9 installation ==
889 889  
890 890  
... ... @@ -942,7 +942,6 @@
942 942  * Operating Range: -40 ~~ 125 °C
943 943  * Working voltage 2.35v ~~ 5v
944 944  
945 -
946 946  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
947 947  
948 948  
... ... @@ -1012,7 +1012,6 @@
1012 1012  
1013 1013  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
1014 1014  
1015 -
1016 1016  == 4.2 Set External Sensor Mode ==
1017 1017  
1018 1018  
... ... @@ -1036,7 +1036,6 @@
1036 1036  
1037 1037  * 0xA20702003c: Same as AT+SETCNT=60
1038 1038  
1039 -
1040 1040  == 4.3 Enable/Disable uplink Temperature probe ID ==
1041 1041  
1042 1042  
... ... @@ -1067,7 +1067,6 @@
1067 1067  * **0xA800**  **~-~->** AT+PID=0
1068 1068  * **0xA801**     **~-~->** AT+PID=1
1069 1069  
1070 -
1071 1071  == 4.4 Set Password ==
1072 1072  
1073 1073  
... ... @@ -1119,7 +1119,6 @@
1119 1119  
1120 1120  * There is no downlink command to set to Sleep mode.
1121 1121  
1122 -
1123 1123  == 4.7 Set system time ==
1124 1124  
1125 1125  
... ... @@ -1228,34 +1228,34 @@
1228 1228  
1229 1229  * Example: 0xA301  ~/~/  Same as AT+CLRDTA
1230 1230  
1231 -
1232 1232  == 4.13 Auto Send None-ACK messages ==
1233 1233  
1234 1234  
1222 +(% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1235 1235  Feature: LHT65N will wait for ACK for each uplink, If LHT65N doesn't get ACK from the IoT server, it will consider the message doesn't arrive server and store it. LHT65N keeps sending messages in normal periodically. Once LHT65N gets ACK from a server, it will consider the network is ok and start to send the not-arrive message.
1236 1236  
1237 1237  
1238 1238  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1239 1239  
1228 +(% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
1240 1240  The default factory setting is 0
1241 1241  
1242 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:367px" %)
1243 -|=(% style="width: 158px;" %)**Command Example**|=(% style="width: 118px;" %)**Function**|=(% style="width: 87px;" %)**Response**
1244 -|(% style="width:158px" %)AT+PNACKMD=1|(% style="width:118px" %)Poll None-ACK message|(% style="width:87px" %)OK
1231 +(% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1232 +(% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 171px;" %)(% _msthash="1231737" _msttexthash="251862" _mstvisible="6" %)**Command Example**|=(% _mstvisible="4" style="width: 219px;" %)(% _msthash="1231738" _msttexthash="116025" _mstvisible="6" %)**Function**|=(% _mstvisible="4" style="width: 119px;" %)(% _msthash="1231739" _msttexthash="116831" _mstvisible="6" %)**Response**
1233 +(% _mstvisible="3" %)|(% _msthash="1231321" _msttexthash="130455" _mstvisible="4" style="width:171px" %)AT+PNACKMD=1|(% _msthash="1231322" _msttexthash="377026" _mstvisible="4" style="width:219px" %)Poll None-ACK message|(% _msthash="1231323" _msttexthash="14989" _mstvisible="4" style="width:119px" %)OK
1245 1245  
1246 1246  (% style="color:#4f81bd" %)**Downlink Command: 0x34**
1247 1247  
1248 1248  * Example: 0x3401  ~/~/  Same as AT+PNACKMD=1
1249 1249  
1250 -
1251 1251  == 4.14 Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm ==
1252 1252  
1253 1253  
1254 1254  Feature: Set internal and external temperature sensor alarms.
1255 1255  
1256 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:green; width:500px" %)
1257 -|=(% style="width: 250px;" %)**Command Example**|=(% style="width: 200px;" %)**Function**|=(% style="width: 50px;" %)**Response**
1258 -|(% style="width:268px" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|(% style="width:255px" %)Set internal and external temperature sensor alarms|(% style="width:181px" %)OK
1244 +(% border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1245 +|(%%)(% _msthash="1231737" _msttexthash="251862" _mstvisible="6" %)**Command Example**|(%%)(% _msthash="1231738" _msttexthash="116025" _mstvisible="6" %)**Function**|(%%)(% _msthash="1231739" _msttexthash="116831" _mstvisible="6" %)**Response**
1246 +|(%%)(% style="color:#037691" %)AT+WMOD=parameter1,parameter2,parameter3,parameter4|Set internal and external temperature sensor alarms|OK
1259 1259  
1260 1260  (% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
1261 1261  
... ... @@ -1334,7 +1334,6 @@
1334 1334  [[image:image-20220515075440-2.png||_mstalt="429546" _mstvisible="3" height="338" width="272"]][[image:image-20220515075625-3.png||_mstalt="431574" _mstvisible="3" height="193" width="257"]]
1335 1335  
1336 1336  
1337 -
1338 1338  == 5.3 Battery Life Analyze ==
1339 1339  
1340 1340  
... ... @@ -1768,7 +1768,6 @@
1768 1768  
1769 1769  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1770 1770  
1771 -
1772 1772  = 8. Packing Info =
1773 1773  
1774 1774  
... ... @@ -1782,13 +1782,11 @@
1782 1782  * Device Size:  10 x 10 x 3.5 cm
1783 1783  * Device Weight: 120.5g
1784 1784  
1785 -
1786 1786  = 9. Reference material =
1787 1787  
1788 1788  
1789 1789  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1790 1790  
1791 -
1792 1792  = 10. FCC Warning =
1793 1793  
1794 1794