Changes for page LHT65N -- Manual do sensor de temperatura e umidade LoRaWAN

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Author

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1		-XWiki.Xiaoling
	1	+XWiki.Bei

Content

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1	1	(% style="text-align:center" %)
2		-[[image:image-20220613162008-1.png||_mstalt="428142" height="579" width="379"]]
	2	+[[image:image-20220613162008-1.png||_mstalt="428142" height="510" width="334"]]
3	3
4	4
5	5
...	...	@@ -16,6 +16,7 @@
16	16
17	17	= 1. Introduction =
18	18
	19	+
19	19	== 1.1 What is LHT65N Temperature & Humidity Sensor ==
20	20
21	21
...	...	@@ -44,8 +44,10 @@
44	44	)))
45	45
46	46
	48	+
47	47	== 1.2 Features ==
48	48
	51	+
49	49	* Wall mountable
50	50	* LoRaWAN v1.0.3 Class A protocol
51	51	* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
...	...	@@ -56,16 +56,13 @@
56	56	* Built-in Temperature & Humidity sensor
57	57	* Optional External Sensors
58	58	* Tri-color LED to indicate working status
59		-* Datalog feature
	62	+* Datalog feature (Max 3328 records)
60	60
61	61
62		-
63		-
64		-
65	65	== 1.3 Specification ==
66	66
67	67
68		-**Built-in Temperature Sensor:**
	68	+(% style="color:#037691" %)**Built-in Temperature Sensor:**
69	69
70	70	* Resolution: 0.01 °C
71	71	* Accuracy Tolerance : Typ ±0.3 °C
...	...	@@ -72,7 +72,7 @@
72	72	* Long Term Drift: < 0.02 °C/yr
73	73	* Operating Range: -40 ~~ 85 °C
74	74
75		-**Built-in Humidity Sensor:**
	75	+(% style="color:#037691" %)**Built-in Humidity Sensor:**
76	76
77	77	* Resolution: 0.04 %RH
78	78	* Accuracy Tolerance : Typ ±3 %RH
...	...	@@ -79,7 +79,7 @@
79	79	* Long Term Drift: < 0.02 °C/yr
80	80	* Operating Range: 0 ~~ 96 %RH
81	81
82		-**External Temperature Sensor:**
	82	+(% style="color:#037691" %)**External Temperature Sensor:**
83	83
84	84	* Resolution: 0.0625 °C
85	85	* ±0.5°C accuracy from -10°C to +85°C
...	...	@@ -87,13 +87,12 @@
87	87	* Operating Range: -55 °C ~~ 125 °C
88	88
89	89
90		-
91		-
92		-
93	93	= 2. Connect LHT65N to IoT Server =
94	94
	92	+
95	95	== 2.1 How does LHT65N work? ==
96	96
	95	+
97	97	(((
98	98	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.
99	99	)))
...	...	@@ -103,8 +103,10 @@
103	103	)))
104	104
105	105
	105	+
106	106	== 2.2 How to Activate LHT65N? ==
107	107
	108	+
108	108	(((
109	109	The LHT65N has two working modes:
110	110	)))
...	...	@@ -129,6 +129,7 @@
129	129
130	130	== 2.3 Example to join LoRaWAN network ==
131	131
	133	+
132	132	(% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
133	133	This section shows an example of how to join the TTN V3 LoRaWAN IoT server. Use with other LoRaWAN IoT servers is of a similar procedure.
134	134
...	...	@@ -144,6 +144,7 @@
144	144
145	145	=== 2.3.1 Step 1: Create Device n TTN ===
146	146
	149	+
147	147	(((
148	148	Create a device in TTN V3 with the OTAA keys from LHT65N.
149	149	)))
...	...	@@ -168,9 +168,10 @@
168	168	[[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
169	169
170	170
171		-Note: LHT65N use same payload as LHT65.
172	172
	175	+(% style="color:red" %)**Note: LHT65N use same payload as LHT65.**
173	173
	177	+
174	174	[[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
175	175
176	176
...	...	@@ -184,6 +184,7 @@
184	184
185	185	=== 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
186	186
	191	+
187	187	(((
188	188	Use ACT button to activate LHT65N and it will auto-join to the TTN V3 network. After join success, it will start to upload sensor data to TTN V3 and user can see in the panel.
189	189	)))
...	...	@@ -195,6 +195,7 @@
195	195
196	196	== 2.4 Uplink Payload ==
197	197
	203	+
198	198	(((
199	199	The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% _mstvisible="3" style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
200	200	)))
...	...	@@ -269,14 +269,11 @@
269	269
270	270	* The First 6 bytes: has fix meanings for every LHT65N.
271	271	* The 7th byte (EXT #): defines the external sensor model.
272		-* 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.)
	278	+* 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.)
273	273
274		-
275		-
276		-
277		-
278	278	=== 2.4.1 Decoder in TTN V3 ===
279	279
	282	+
280	280	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.
281	281
282	282	Below is the position to put the decoder and LHT65N decoder can be download from here:
...	...	@@ -292,6 +292,7 @@
292	292
293	293	=== 2.4.2 BAT-Battery Info ===
294	294
	298	+
295	295	These two bytes of BAT include the battery state and the actually voltage
296	296
297	297	[[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
...	...	@@ -305,12 +305,9 @@
305	305	* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
306	306	* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
307	307
308		-
309		-
310		-
311		-
312	312	=== 2.4.3 Built-in Temperature ===
313	313
	314	+
314	314	[[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
315	315
316	316	* Temperature:  0x0ABB/100=27.47℃
...	...	@@ -319,22 +319,16 @@
319	319
320	320	* Temperature:  (0xF5C6-65536)/100=-26.18℃
321	321
322		-
323		-
324		-
325		-
326	326	=== 2.4.4 Built-in Humidity ===
327	327
	325	+
328	328	[[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
329	329
330	330	* Humidity:    0x025C/10=60.4%
331	331
332		-
333		-
334		-
335		-
336	336	=== 2.4.5 Ext # ===
337	337
	332	+
338	338	Bytes for External Sensor:
339	339
340	340	[[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
...	...	@@ -343,6 +343,7 @@
343	343
344	344	=== 2.4.6 Ext value ===
345	345
	341	+
346	346	==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
347	347
348	348
...	...	@@ -366,6 +366,7 @@
366	366
367	367	==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
368	368
	365	+
369	369	(((
370	370	Timestamp mode is designed for LHT65N with E3 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below:
371	371	)))
...	...	@@ -479,18 +479,18 @@
479	479
480	480	* (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
481	481
482		-[[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
	479	+(% border="1" cellspacing="8" style="background-color:#ffffcc; color:green; width:520px" %)
	480	+|(% style="width:60px" %)**Bits**|(% style="width:90px" %)**7**|(% style="width:100px" %)**6**|(% style="width:90px" %)**5**|(% style="width:100px" %)**4**|(% style="width:60px" %)**[3:0]**
	481	+|(% style="width:96px" %)**Status&Ext**|(% style="width:124px" %)None-ACK Flag|(% style="width:146px" %)Poll Message FLAG|(% style="width:109px" %)Sync time OK|(% style="width:143px" %)Unix Time Request|(% style="width:106px" %)Ext: 0b(1001)
483	483
484		-* Poll Message Flag:  1: This message is a poll message reply, 0: means this is a normal uplink.
485		-* 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.
486		-* 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)
	483	+* (% style="color:blue" %)**Poll Message Flag**:(%%)  1: This message is a poll message reply, 0: means this is a normal uplink.
	484	+* (% 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.
	485	+* (% 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)
487	487
488	488
489		-
490		-
491		-
492	492	==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
493	493
	490	+
494	494	In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
495	495
496	496	be used to power the external ADC sensor; user can control the power on time for this
...	...	@@ -497,7 +497,7 @@
497	497
498	498	sensor by setting:
499	499
500		-AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms
	497	+AT+EXT=6,timeout  (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)**Time to power this sensor, from 0 ~~ 65535ms**
501	501
502	502	For example:
503	503
...	...	@@ -520,6 +520,7 @@
520	520
521	521	When the voltage collected by ADC_IN1 is less than the minimum range, the minimum range will be used as the output; Similarly, when the collected voltage is greater than the maximum range, the maximum range will be used as the output.
522	522
	520	+
523	523	1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V
524	524
525	525	[[image:image-20220628151005-5.png]]
...	...	@@ -536,8 +536,169 @@
536	536
537	537
538	538
	537	+==== 2.4.6.4 Ext~=2 TMP117 Sensor （Since Firmware v1.3） ====
	538	+
	539	+[[image:image-20220927095645-1.png||height="534" width="460"]]
	540	+
	541	+**Ext=2,Temperature Sensor(TMP117)：**
	542	+
	543	+[[image:image-20220906102307-7.png]]
	544	+
	545	+
	546	+(% style="color:blue" %)**Interrupt Mode and Counting Mode:**
	547	+
	548	+The external cable NE2 can be use for MOD4 and MOD8
	549	+
	550	+
	551	+
	552	+
	553	+==== 2.4.6.5 Ext~=4 Interrupt Mode （Since Firmware v1.3） ====
	554	+
	555	+
	556	+(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will send an uplink when there is a trigger.**
	557	+
	558	+
	559	+(% style="color:blue" %)**Interrupt Mode can be used to connect to external interrupt sensors such as:**
	560	+
	561	+**Case 1: Door Sensor.** 3.3v Out for such sensor is just to detect Open/Close.
	562	+
	563	+ In Open State, the power consumption is the same as if there is no probe
	564	+
	565	+ In Close state, the power consumption will be 3uA higher than normal.
	566	+
	567	+[[image:image-20220906100852-1.png||height="205" width="377"]]
	568	+
	569	+
	570	+Ext=4,Interrupt Sensor：
	571	+
	572	+(% border="2" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:512px" %)
	573	+|(% style="width:117px" %)(((
	574	+AT+EXT=4,1
	575	+)))|(% style="width:371px" %)(((
	576	+Sent uplink packet in both rising and falling interrupt
	577	+)))
	578	+|(% style="width:117px" %)(((
	579	+AT+EXT=4,2
	580	+)))|(% style="width:371px" %)(((
	581	+Sent uplink packet only in falling interrupt
	582	+)))
	583	+|(% style="width:117px" %)(((
	584	+AT+EXT=4,3
	585	+)))|(% style="width:371px" %)(((
	586	+Sent uplink packet only in rising interrupt
	587	+)))
	588	+
	589	+Trigger by falling edge:
	590	+
	591	+[[image:image-20220906101145-2.png]]
	592	+
	593	+
	594	+Trigger by raising edge：
	595	+
	596	+[[image:image-20220906101145-3.png]]
	597	+
	598	+
	599	+
	600	+
	601	+==== 2.4.6.6 Ext~=8 Counting Mode（Since Firmware v1.3） ====
	602	+
	603	+
	604	+(% style="color:red" %)**Note: In this mode, 3.3v output will be always ON. LHT65N will count for every interrupt and uplink periodically.**
	605	+
	606	+
	607	+(% style="color:blue" %)**Case 1**(%%):  Low power consumption Flow Sensor, such flow sensor has pulse output and the power consumption in uA level and can be powered by LHT65N.
	608	+
	609	+[[image:image-20220906101320-4.png||height="366" width="698"]]
	610	+
	611	+
	612	+(% style="color:blue" %)**Case 2**(%%):  Normal Flow Sensor: Such flow sensor has higher power consumption and is not suitable to be powered by LHT65N. It is powered by external power and output <3.3v pulse
	613	+
	614	+[[image:image-20220906101320-5.png||height="353" width="696"]]
	615	+
	616	+Ext=8, Counting Sensor ( 4 bytes)：
	617	+
	618	+(% border="2" cellpadding="4" cellspacing="4" style="background-color:#ffffcc; color:green; height:6px; width:381px" %)
	619	+|(% style="width:138px" %)(((
	620	+AT+EXT=8,0
	621	+)))|(% style="width:240px" %)(((
	622	+Count at falling interrupt
	623	+)))
	624	+|(% style="width:138px" %)(((
	625	+AT+EXT=8,1
	626	+)))|(% style="width:240px" %)(((
	627	+Count at rising interrupt
	628	+)))
	629	+|(% style="width:138px" %)(((
	630	+AT+SETCNT=60
	631	+)))|(% style="width:240px" %)(((
	632	+Sent current count to 60
	633	+)))
	634	+
	635	+[[image:image-20220906101320-6.png]]
	636	+
	637	+
	638	+(% style="color:blue" %)**A2 downlink Command：**
	639	+
	640	+A2 02:  Same as AT+EXT=2 (AT+EXT= second byte)
	641	+
	642	+A2 06 01 F4:  Same as AT+EXT=6,500 (AT+EXT= second byte, third and fourth bytes)
	643	+
	644	+A2 04 02:  Same as AT+EXT=4,2 (AT+EXT= second byte, third byte)
	645	+
	646	+A2 08 01 00:  Same as AT+EXT=8,0 (AT+EXT= second byte, fourth byte)
	647	+
	648	+A2 08 02 00 00 00 3C:  Same as AT+ SETCNT=60  (AT+ SETCNT = 4th byte and 5th byte and 6th byte and 7th byte)
	649	+
	650	+
	651	+(% style="color:blue" %)**Modified ATWOOD command for external sensor TMP117 or DS18B20 temperature alarm.**
	652	+
	653	+
	654	+(% style="color:#037691" %)**AT+WMOD=parameter1,parameter2,parameter3,parameter4**
	655	+
	656	+(% style="color:#037691" %)**Parameter 1**(%%):  Alarm mode:
	657	+
	658	+0): Cancel
	659	+
	660	+1): Threshold alarm
	661	+
	662	+2): Fluctuation alarm
	663	+
	664	+
	665	+(% style="color:#037691" %)** Parameter 2**(%%):  Sampling time. Unit: seconds, up to 255 seconds.
	666	+
	667	+(% style="color:red" %)**Note: When the collection time is less than 60 seconds and always exceeds the set alarm threshold, the sending interval will not be the collection time, but will be sent every 60 seconds.**
	668	+
	669	+
	670	+(% style="color:#037691" %) **Parameter 3 and parameter 4:**
	671	+
	672	+1):  If Alarm Mode is set to 1: Parameter 3 and parameter 4 are valid, as before, they represent low temperature and high temperature.
	673	+
	674	+Such as AT+WMOD=1,60,45,105, it means high and low temperature alarm.
	675	+
	676	+
	677	+2):  If Alarm Mode is set to 2: Parameter 3 is valid, which represents the difference between the currently collected temperature and the last uploaded temperature.
	678	+
	679	+Such as AT+WMOD=2,10,2,it means that it is a fluctuation alarm.
	680	+
	681	+If the difference between the current collected temperature and the last Uplin is ±2 degrees, the alarm will be issued.
	682	+
	683	+
	684	+(% style="color:blue" %)** Downlink:**
	685	+
	686	+0xA5 00 ~-~- AT+WMOD=0.
	687	+
	688	+0xA5 01 0A 11 94 29 04 ~-~- AT+WMOD=1,10,45,105  (AT+WMOD = second byte, third byte, fourth and fifth bytes divided by 100, sixth and seventh bytes divided by 100 )
	689	+
	690	+0xA5 02 0A 02 ~-~- AT+WMOD=2,10,2  (AT+WMOD = second byte, third byte, fourth byte)
	691	+
	692	+0xA5 FF ~-~- After the device receives it, upload the current alarm configuration (FPORT=8). Such as 01 0A 11 94 29 04 or 02 0A 02.
	693	+
	694	+
	695	+
	696	+
539	539	== 2.5 Show data on Datacake ==
540	540
	699	+
541	541	(((
542	542	Datacake IoT platform provides a human-friendly interface to show the sensor data, once we have sensor data in TTN V3, we can use Datacake to connect to TTN V3 and see the data in Datacake. Below are the steps:
543	543	)))
...	...	@@ -585,6 +585,7 @@
585	585
586	586	== 2.6 Datalog Feature ==
587	587
	747	+
588	588	(((
589	589	Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, LHT65N will store the reading for future retrieving purposes. There are two ways for IoT servers to get datalog from LHT65N.
590	590	)))
...	...	@@ -593,15 +593,17 @@
593	593
594	594	=== 2.6.1 Ways to get datalog via LoRaWAN ===
595	595
	756	+
596	596	There are two methods:
597	597
598		-1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
599		-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.
	759	+1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range.
	760	+1. Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will mark these records with non-ack message and store the sensor data, and it will send all messages (10s interval) after the network recovery. note: a) LHT65N will do ack check for data records sending to make sure every data arrive server. b) LHT65N will send data in CONFIRMED Mode when PNACKMD=1, but it won't re-transmit the same packet , it will just mark it as NONE-ACK and resend after network is detected.
600	600
	762	+Below is the typical case for the auto-update datalog feature (Set PNACKMD=1)
601	601
	764	+[[image:image-20220703111700-2.png||height="381" width="1119"]]
602	602
603	603
604		-
605	605	=== 2.6.2 Unix TimeStamp ===
606	606
607	607
...	...	@@ -624,6 +624,7 @@
624	624
625	625	=== 2.6.3 Set Device Time ===
626	626
	789	+
627	627	(((
628	628	There are two ways to set device's time:
629	629	)))
...	...	@@ -641,7 +641,7 @@
641	641	)))
642	642
643	643	(((
644		-(% style="color:red" %)Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn’t support. If server doesn’t support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.
	807	+(% style="color:red" %)**Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn't support. If server doesn't support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.**
645	645	)))
646	646
647	647	(((
...	...	@@ -660,6 +660,7 @@
660	660
661	661	=== 2.6.4 Poll sensor value ===
662	662
	826	+
663	663	User can poll sensor value based on timestamps from the server. Below is the downlink command.
664	664
665	665	[[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
...	...	@@ -677,6 +677,7 @@
677	677
678	678	=== 2.6.5 Datalog Uplink payload ===
679	679
	844	+
680	680	(% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
681	681	The Datalog poll reply uplink will use below payload format.
682	682
...	...	@@ -683,6 +683,9 @@
683	683	(% _mstvisible="1" %)
684	684	(((
685	685	(% _mstvisible="2" %)
	851	+
	852	+
	853	+(% _mstvisible="2" %)
686	686	(% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
687	687	)))
688	688
...	...	@@ -945,7 +945,7 @@
945	945	(% _mstvisible="1" %)
946	946	(((
947	947	(% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
948		- Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
	1116	+ Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
949	949	)))
950	950
951	951	(% _mstvisible="1" %)
...	...	@@ -1007,12 +1007,15 @@
1007	1007
1008	1008	== 2.7 Alarm Mode ==
1009	1009
	1178	+
1010	1010	(((
1011	1011	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.
1012	1012	)))
1013	1013
1014	1014	(((
1015		-(% style="color:red" %)Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
	1184	+(% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.**
	1185	+
	1186	+
1016	1016	)))
1017	1017
1018	1018	(((
...	...	@@ -1042,10 +1042,25 @@
1042	1042	)))
1043	1043	)))
1044	1044
	1216	+(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX**
1045	1045
	1218	+Total bytes: 8 bytes
1046	1046
	1220	+**Example:**AA0100010001003C
	1221	+
	1222	+WMOD=01
	1223	+
	1224	+CITEMP=0001
	1225	+
	1226	+TEMPlow=0001
	1227	+
	1228	+TEMPhigh=003C
	1229	+
	1230	+
	1231	+
1047	1047	== 2.8 LED Indicator ==
1048	1048
	1234	+
1049	1049	The LHT65 has a triple color LED which for easy showing different stage .
1050	1050
1051	1051	While user press ACT button, the LED will work as per LED status with ACT button.
...	...	@@ -1058,11 +1058,9 @@
1058	1058	* For each success downlink, the PURPLE LED will blink once
1059	1059
1060	1060
1061		-
1062		-
1063		-
1064	1064	== 2.9 installation ==
1065	1065
	1249	+
1066	1066	(% _mstvisible="1" %)
1067	1067	[[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
1068	1068
...	...	@@ -1070,10 +1070,13 @@
1070	1070
1071	1071	= 3. Sensors and Accessories =
1072	1072
	1257	+
1073	1073	== 3.1 E2 Extension Cable ==
1074	1074
	1260	+
1075	1075	[[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1076	1076
	1263	+
1077	1077	**1m long breakout cable for LHT65N. Features:**
1078	1078
1079	1079	* (((
...	...	@@ -1090,6 +1090,9 @@
1090	1090	)))
1091	1091	* (((
1092	1092	Exposed All pins from the LHT65N Type-C connector.
	1280	+
	1281	+
	1282	+
1093	1093	)))
1094	1094
1095	1095	[[image:image-20220619092421-3.png||height="371" width="529"]]
...	...	@@ -1111,12 +1111,9 @@
1111	1111	* Operating Range: -40 ~~ 125 °C
1112	1112	* Working voltage 2.35v ~~ 5v
1113	1113
1114		-
1115		-
1116		-
1117		-
1118	1118	= 4. Configure LHT65N via AT command or LoRaWAN downlink =
1119	1119
	1306	+
1120	1120	(((
1121	1121	Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1122	1122	)))
...	...	@@ -1161,10 +1161,13 @@
1161	1161	)))
1162	1162
1163	1163
	1351	+
1164	1164	== 4.1 Set Transmit Interval Time ==
1165	1165
	1354	+
1166	1166	Feature: Change LoRaWAN End Node Transmit Interval.
1167	1167
	1357	+
1168	1168	(% style="color:#4f81bd" %)**AT Command: AT+TDC**
1169	1169
1170	1170	[[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
...	...	@@ -1181,13 +1181,12 @@
1181	1181	* **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1182	1182
1183	1183
1184		-
1185		-
1186		-
1187	1187	== 4.2 Set External Sensor Mode ==
1188	1188
	1376	+
1189	1189	Feature: Change External Sensor Mode.
1190	1190
	1379	+
1191	1191	(% style="color:#4f81bd" %)**AT Command: AT+EXT**
1192	1192
1193	1193	[[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
...	...	@@ -1206,11 +1206,9 @@
1206	1206	* 0xA20702003c: Same as AT+SETCNT=60
1207	1207
1208	1208
1209		-
1210		-
1211		-
1212	1212	== 4.3 Enable/Disable uplink Temperature probe ID ==
1213	1213
	1400	+
1214	1214	(((
1215	1215	Feature: If PID is enabled, device will send the temperature probe ID on:
1216	1216	)))
...	...	@@ -1224,6 +1224,8 @@
1224	1224
1225	1225	(((
1226	1226	PID is default set to disable (0)
	1414	+
	1415	+
1227	1227	)))
1228	1228
1229	1229	(% style="color:#4f81bd" %)**AT Command:**
...	...	@@ -1237,13 +1237,12 @@
1237	1237	* **0xA801**     **~-~->** AT+PID=1
1238	1238
1239	1239
1240		-
1241		-
1242		-
1243	1243	== 4.4 Set Password ==
1244	1244
	1431	+
1245	1245	Feature: Set device password, max 9 digits
1246	1246
	1434	+
1247	1247	(% style="color:#4f81bd" %)**AT Command: AT+PWORD**
1248	1248
1249	1249	[[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
...	...	@@ -1257,8 +1257,10 @@
1257	1257
1258	1258	== 4.5 Quit AT Command ==
1259	1259
	1448	+
1260	1260	Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1261	1261
	1451	+
1262	1262	(% style="color:#4f81bd" %)**AT Command: AT+DISAT**
1263	1263
1264	1264	[[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
...	...	@@ -1272,6 +1272,7 @@
1272	1272
1273	1273	== 4.6 Set to sleep mode ==
1274	1274
	1465	+
1275	1275	Feature: Set device to sleep mode
1276	1276
1277	1277	* **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
...	...	@@ -1287,13 +1287,12 @@
1287	1287	* There is no downlink command to set to Sleep mode.
1288	1288
1289	1289
1290		-
1291		-
1292		-
1293	1293	== 4.7 Set system time ==
1294	1294
	1483	+
1295	1295	Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1296	1296
	1486	+
1297	1297	(% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1298	1298
1299	1299	[[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
...	...	@@ -1307,6 +1307,7 @@
1307	1307
1308	1308	== 4.8 Set Time Sync Mode ==
1309	1309
	1500	+
1310	1310	(((
1311	1311	Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
1312	1312	)))
...	...	@@ -1313,6 +1313,8 @@
1313	1313
1314	1314	(((
1315	1315	SYNCMOD is set to 1 by default. If user want to set a different time from LoRaWAN server, user need to set this to 0.
	1507	+
	1508	+
1316	1316	)))
1317	1317
1318	1318	(% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
...	...	@@ -1329,8 +1329,10 @@
1329	1329
1330	1330	== 4.9 Set Time Sync Interval ==
1331	1331
	1525	+
1332	1332	Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1333	1333
	1528	+
1334	1334	(% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1335	1335
1336	1336	[[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
...	...	@@ -1344,8 +1344,10 @@
1344	1344
1345	1345	== 4.10 Print data entries base on page. ==
1346	1346
	1542	+
1347	1347	Feature: Print the sector data from start page to stop page (max is 416 pages).
1348	1348
	1545	+
1349	1349	(% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1350	1350
1351	1351	[[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
...	...	@@ -1359,8 +1359,10 @@
1359	1359
1360	1360	== 4.11 Print last few data entries. ==
1361	1361
	1559	+
1362	1362	Feature: Print the last few data entries
1363	1363
	1562	+
1364	1364	(% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1365	1365
1366	1366	[[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
...	...	@@ -1374,6 +1374,7 @@
1374	1374
1375	1375	== 4.12 Clear Flash Record ==
1376	1376
	1576	+
1377	1377	Feature: Clear flash storage for data log feature.
1378	1378
1379	1379
...	...	@@ -1387,14 +1387,13 @@
1387	1387	* Example: 0xA301 ~/~/Same as AT+CLRDTA
1388	1388
1389	1389
1390		-
1391		-
1392		-
1393	1393	== 4.13 Auto Send None-ACK messages ==
1394	1394
	1592	+
1395	1395	(% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1396	1396	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.
1397	1397
	1596	+
1398	1398	(% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1399	1399
1400	1400	(% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
...	...	@@ -1409,13 +1409,12 @@
1409	1409	* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1410	1410
1411	1411
1412		-
1413		-
1414		-
1415	1415	= 5. Battery & How to replace =
1416	1416
	1613	+
1417	1417	== 5.1 Battery Type ==
1418	1418
	1616	+
1419	1419	(((
1420	1420	(((
1421	1421	LHT65N is equipped with a 2400mAH Li-MnO2 (CR17505) battery . The battery is an un-rechargeable battery with low discharge rate targeting for up to 8~~10 years use. This type of battery is commonly used in IoT devices for long-term running, such as water meters.
...	...	@@ -1436,8 +1436,10 @@
1436	1436	The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1437	1437
1438	1438
	1637	+
1439	1439	== 5.2 Replace Battery ==
1440	1440
	1640	+
1441	1441	LHT65N has two screws on the back, Unscrew them, and changing the battery inside is ok. The battery is a general CR17450 battery. Any brand should be ok.
1442	1442
1443	1443	[[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"]]
...	...	@@ -1445,6 +1445,7 @@
1445	1445
1446	1446	== 5.3 Battery Life Analyze ==
1447	1447
	1648	+
1448	1448	(((
1449	1449	Dragino battery-powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimated battery life:
1450	1450	[[https:~~/~~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf>>https://www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf]]
...	...	@@ -1462,8 +1462,10 @@
1462	1462
1463	1463	= 6. FAQ =
1464	1464
	1666	+
1465	1465	== 6.1 How to use AT Command? ==
1466	1466
	1669	+
1467	1467	LHT65N supports AT Command set.User can use a USB to TTL adapter plus the Program Cable to connect to LHT65 for using AT command, as below.
1468	1468
1469	1469	[[image:image-20220530085651-1.png||_mstalt="429949"]]
...	...	@@ -1682,40 +1682,43 @@
1682	1682	AT+PID:  Get or set the PID
1683	1683
1684	1684
	1888	+
1685	1685	== 6.2 Where to use AT commands and Downlink commands ==
1686	1686
1687		-(% _msthash="506131" _msttexthash="14585714" %)
1688		-AT commands：
1689	1689
	1892	+**AT commands：**
	1893	+
1690	1690	[[image:image-20220620153708-1.png||height="603" width="723"]]
1691	1691
1692		-(% _msthash="506132" _msttexthash="337922" %)
1693		-Downlink commands:
1694	1694
	1897	+**Downlink commands:**
1695	1695
1696		-(% _msthash="506133" _msttexthash="33046" %)
1697		-**TTN:**
1698	1698
	1900	+
	1901	+(% style="color:blue" %)**TTN:**
	1902	+
1699	1699	[[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1700	1700
1701	1701
1702		-(% _msthash="506134" _msttexthash="11113791" %)
1703		-**Helium：**
1704	1704
	1907	+(% style="color:blue" %)**Helium：**
	1908	+
1705	1705	[[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1706	1706
1707	1707
1708		-(% _msthash="506135" _msttexthash="4159844" %)
1709		-**Chirpstack:The downlink window will not be displayed until the network is accessed**
1710	1710
	1913	+(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed**
	1914	+
	1915	+
1711	1711	[[image:image-20220615094850-6.png||_mstalt="433082"]]
1712	1712
	1918	+
1713	1713	[[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1714	1714
1715	1715
1716		-(% _msthash="506136" _msttexthash="39286" %)
1717		-**Aws:**
1718	1718
	1923	+(% style="color:blue" %)**Aws:**
	1924	+
1719	1719	[[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1720	1720
1721	1721
...	...	@@ -1722,6 +1722,7 @@
1722	1722
1723	1723	== 6.3 How to change the uplink interval？ ==
1724	1724
	1931	+
1725	1725	[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/||_msthash="506137" _msttexthash="5712018"]]
1726	1726
1727	1727
...	...	@@ -1728,6 +1728,7 @@
1728	1728
1729	1729	== 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1730	1730
	1938	+
1731	1731	[[image:image-20220615153355-1.png]]
1732	1732
1733	1733	[[image:1655802313617-381.png]]
...	...	@@ -1784,13 +1784,16 @@
1784	1784	Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1785	1785
1786	1786
	1995	+
1787	1787	== 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1788	1788
	1998	+
1789	1789	[[image:image-20220623110706-1.png]]
1790	1790
1791	1791
1792	1792	[[image:image-20220623112117-4.png||height="459" width="343"]]
1793	1793
	2004	+
1794	1794	(((
1795	1795	In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600** (%%)to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**(% style="color:red" %))(%%) to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
1796	1796	)))
...	...	@@ -1801,10 +1801,13 @@
1801	1801	[[image:image-20220615154519-3.png||height="672" width="807"]]
1802	1802
1803	1803
	2015	+
1804	1804	== 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1805	1805
	2018	+
1806	1806	[[image:image-20220623110706-1.png]]
1807	1807
	2021	+
1808	1808	(% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1809	1809
1810	1810	[[image:image-20220615170542-5.png]]
...	...	@@ -1821,6 +1821,7 @@
1821	1821	(% _msthash="506146" _msttexthash="52173160" %)
1822	1822	Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1823	1823
	2038	+
1824	1824	(% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1825	1825
1826	1826	[[image:image-20220615171334-6.png]]
...	...	@@ -1837,6 +1837,7 @@
1837	1837	Finally,restart reset device again
1838	1838
1839	1839
	2055	+
1840	1840	= 7. Order Info =
1841	1841
1842	1842
...	...	@@ -1844,20 +1844,13 @@
1844	1844
1845	1845	(% style="color:#4f81bd" %)**XX **(%%): The default frequency band
1846	1846
1847		-(% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1848		-
	2063	+* (% style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1849	1849	* (% style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1850		-
1851	1851	* (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
1852		-
1853	1853	* (% style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
1854		-
1855	1855	* (% style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
1856		-
1857	1857	* (% style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1858		-
1859	1859	* (% style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
1860		-
1861	1861	* (% style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1862	1862
1863	1863	(% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
...	...	@@ -1865,9 +1865,6 @@
1865	1865	* (% style="color:red" %)**E3**(%%): External Temperature Probe
1866	1866
1867	1867
1868		-
1869		-
1870		-
1871	1871	= 8. Packing Info =
1872	1872
1873	1873
...	...	@@ -1882,21 +1882,20 @@
1882	1882	* Device Weight: 120.5g
1883	1883
1884	1884
1885		-
1886		-
1887		-
1888	1888	= 9. Reference material =
1889	1889
	2093	+
1890	1890	* [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1891	1891
1892	1892
1893		-
1894		-
1895		-
1896	1896	= 10. FCC Warning =
1897	1897
	2099	+
1898	1898	This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1899	1899
1900	1900	(1) This device may not cause harmful interference；
1901	1901
1902	1902	(2) this device must accept any interference received, including interference that may cause undesired operation.
	2105	+
	2106	+
	2107	+

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