Changes for page LHT65N -- Manual do sensor de temperatura e umidade LoRaWAN
Last modified by Xiaoling on 2023/07/18 10:12
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... ... @@ -1,5 +1,5 @@ 1 1 (% style="text-align:center" %) 2 -[[image:image-20220613162008-1.png||_mstalt="428142" height="5 79" width="379"]]2 +[[image:image-20220613162008-1.png||_mstalt="428142" height="510" width="334"]] 3 3 4 4 5 5 ... ... @@ -46,6 +46,7 @@ 46 46 47 47 == 1.2 Features == 48 48 49 + 49 49 * Wall mountable 50 50 * LoRaWAN v1.0.3 Class A protocol 51 51 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915 ... ... @@ -58,8 +58,6 @@ 58 58 * Tri-color LED to indicate working status 59 59 * Datalog feature 60 60 61 - 62 - 63 63 == 1.3 Specification == 64 64 65 65 ... ... @@ -84,12 +84,11 @@ 84 84 * ±2°C accuracy from -55°C to +125°C 85 85 * Operating Range: -55 °C ~~ 125 °C 86 86 87 - 88 - 89 89 = 2. Connect LHT65N to IoT Server = 90 90 91 91 == 2.1 How does LHT65N work? == 92 92 90 + 93 93 ((( 94 94 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. 95 95 ))) ... ... @@ -99,8 +99,10 @@ 99 99 ))) 100 100 101 101 100 + 102 102 == 2.2 How to Activate LHT65N? == 103 103 103 + 104 104 ((( 105 105 The LHT65N has two working modes: 106 106 ))) ... ... @@ -125,6 +125,7 @@ 125 125 126 126 == 2.3 Example to join LoRaWAN network == 127 127 128 + 128 128 (% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %) 129 129 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. 130 130 ... ... @@ -140,6 +140,7 @@ 140 140 141 141 === 2.3.1 Step 1: Create Device n TTN === 142 142 144 + 143 143 ((( 144 144 Create a device in TTN V3 with the OTAA keys from LHT65N. 145 145 ))) ... ... @@ -164,9 +164,10 @@ 164 164 [[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]] 165 165 166 166 167 -Note: LHT65N use same payload as LHT65. 168 168 170 +(% style="color:red" %)**Note: LHT65N use same payload as LHT65.** 169 169 172 + 170 170 [[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]] 171 171 172 172 ... ... @@ -180,6 +180,7 @@ 180 180 181 181 === 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. === 182 182 186 + 183 183 ((( 184 184 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. 185 185 ))) ... ... @@ -191,6 +191,7 @@ 191 191 192 192 == 2.4 Uplink Payload == 193 193 198 + 194 194 ((( 195 195 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. 196 196 ))) ... ... @@ -265,10 +265,11 @@ 265 265 266 266 * The First 6 bytes: has fix meanings for every LHT65N. 267 267 * The 7th byte (EXT #): defines the external sensor model. 268 -* 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 +* 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.) 269 269 270 270 === 2.4.1 Decoder in TTN V3 === 271 271 277 + 272 272 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. 273 273 274 274 Below is the position to put the decoder and LHT65N decoder can be download from here: ... ... @@ -284,6 +284,7 @@ 284 284 285 285 === 2.4.2 BAT-Battery Info === 286 286 293 + 287 287 These two bytes of BAT include the battery state and the actually voltage 288 288 289 289 [[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]] ... ... @@ -299,6 +299,7 @@ 299 299 300 300 === 2.4.3 Built-in Temperature === 301 301 309 + 302 302 [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]] 303 303 304 304 * Temperature: 0x0ABB/100=27.47℃ ... ... @@ -309,6 +309,7 @@ 309 309 310 310 === 2.4.4 Built-in Humidity === 311 311 320 + 312 312 [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]] 313 313 314 314 * Humidity: 0x025C/10=60.4% ... ... @@ -315,6 +315,7 @@ 315 315 316 316 === 2.4.5 Ext # === 317 317 327 + 318 318 Bytes for External Sensor: 319 319 320 320 [[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]] ... ... @@ -346,6 +346,7 @@ 346 346 347 347 ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ==== 348 348 359 + 349 349 ((( 350 350 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: 351 351 ))) ... ... @@ -459,14 +459,17 @@ 459 459 460 460 * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte** 461 461 462 -[[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]] 473 +(% border="1" cellspacing="8" style="background-color:#ffffcc; color:green; width:520px" %) 474 +|(% 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]** 475 +|(% 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) 463 463 464 -* Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink. 465 -* Sync time OK: 466 -* 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) 477 +* (% style="color:blue" %)**Poll Message Flag**:(%%) 1: This message is a poll message reply, 0: means this is a normal uplink. 478 +* (% 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. 479 +* (% 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) 467 467 468 468 ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ==== 469 469 483 + 470 470 In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can 471 471 472 472 be used to power the external ADC sensor; user can control the power on time for this ... ... @@ -475,10 +475,46 @@ 475 475 476 476 AT+EXT=6,timeout (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms 477 477 492 +For example: 478 478 494 +AT+EXT=6,1000 will power this sensor for 1000ms before sampling the ADC value. 479 479 496 + 497 +Or use **downlink command A2** to set the same. 498 + 499 +The measuring range of the node is only about 0.1V to 1.1V The voltage resolution is about 0.24mv. 500 + 501 +When the measured output voltage of the sensor is not within the range of 0.1V and 1.1V, the output voltage terminal of the sensor shall be divided The example in the following figure is to reduce the output voltage of the sensor by three times If it is necessary to reduce more times, calculate according to the formula in the figure and connect the corresponding resistance in series. 502 + 503 +[[image:image-20220628150112-1.png||height="241" width="285"]] 504 + 505 + 506 +When ADC_IN1 pin is connected to GND or suspended, ADC value is 0 507 + 508 +[[image:image-20220628150714-4.png]] 509 + 510 + 511 +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. 512 + 513 +1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V 514 + 515 +[[image:image-20220628151005-5.png]] 516 + 517 + 518 +2) The maximum range is about 1.1V. Each chip has internal calibration, so this value is close to 1.1v 519 + 520 +[[image:image-20220628151056-6.png]] 521 + 522 + 523 +3) Within range 524 + 525 +[[image:image-20220628151143-7.png]] 526 + 527 + 528 + 480 480 == 2.5 Show data on Datacake == 481 481 531 + 482 482 ((( 483 483 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: 484 484 ))) ... ... @@ -526,6 +526,7 @@ 526 526 527 527 == 2.6 Datalog Feature == 528 528 579 + 529 529 ((( 530 530 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. 531 531 ))) ... ... @@ -534,11 +534,17 @@ 534 534 535 535 === 2.6.1 Ways to get datalog via LoRaWAN === 536 536 588 + 537 537 There are two methods: 538 538 539 -1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range. 540 -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. 591 +1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specifying time range. 592 +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 the network recovery. 541 541 594 +Below is the typical case for the auto-update datalog feature (Set PNACKMD=1) 595 + 596 +[[image:image-20220703111700-2.png||height="381" width="1119"]] 597 + 598 + 542 542 === 2.6.2 Unix TimeStamp === 543 543 544 544 ... ... @@ -561,25 +561,44 @@ 561 561 562 562 === 2.6.3 Set Device Time === 563 563 621 + 622 +((( 564 564 There are two ways to set device's time: 624 +))) 565 565 626 +((( 566 566 **~1. Through LoRaWAN MAC Command (Default settings)** 628 +))) 567 567 630 +((( 568 568 User need to set SYNCMOD=1 to enable sync time via MAC command. 632 +))) 569 569 634 +((( 570 570 Once LHT65N Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LHT65N. If LHT65N fails to get the time from the server, LHT65N will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days). 636 +))) 571 571 572 -(% 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. 638 +((( 639 +(% 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.** 640 +))) 573 573 642 +((( 643 + 644 +))) 574 574 646 +((( 575 575 **2. Manually Set Time** 648 +))) 576 576 650 +((( 577 577 User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server. 652 +))) 578 578 579 579 580 580 581 581 === 2.6.4 Poll sensor value === 582 582 658 + 583 583 User can poll sensor value based on timestamps from the server. Below is the downlink command. 584 584 585 585 [[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]] ... ... @@ -597,6 +597,7 @@ 597 597 598 598 === 2.6.5 Datalog Uplink payload === 599 599 676 + 600 600 (% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %) 601 601 The Datalog poll reply uplink will use below payload format. 602 602 ... ... @@ -603,6 +603,9 @@ 603 603 (% _mstvisible="1" %) 604 604 ((( 605 605 (% _mstvisible="2" %) 683 + 684 + 685 +(% _mstvisible="2" %) 606 606 (% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload** 607 607 ))) 608 608 ... ... @@ -741,9 +741,11 @@ 741 741 (% _mstvisible="2" %) 742 742 ((( 743 743 (% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %) 824 +((( 744 744 Poll Message Flag: 1: This message is a poll message reply. 745 745 ))) 746 746 ))) 828 +))) 747 747 748 748 (% _mstvisible="1" %) 749 749 * (% _mstvisible="3" %) ... ... @@ -751,17 +751,21 @@ 751 751 (% _mstvisible="4" %) 752 752 ((( 753 753 (% _msthash="1197157" _msttexthash="561548" _mstvisible="5" %) 836 +((( 754 754 Poll Message Flag is set to 1. 755 755 ))) 756 756 ))) 840 +))) 757 757 * (% _mstvisible="3" %) 758 758 ((( 759 759 (% _mstvisible="4" %) 760 760 ((( 761 761 (% _msthash="1197158" _msttexthash="9284964" _mstvisible="5" %) 846 +((( 762 762 Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands. 763 763 ))) 764 764 ))) 850 +))) 765 765 766 766 (% _mstvisible="1" %) 767 767 ((( ... ... @@ -768,12 +768,16 @@ 768 768 (% _mstvisible="2" %) 769 769 ((( 770 770 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %) 857 +((( 771 771 859 +))) 772 772 773 773 (% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %) 862 +((( 774 774 For example, in US915 band, the max payload for different DR is: 775 775 ))) 776 776 ))) 866 +))) 777 777 778 778 (% _mstvisible="1" %) 779 779 ((( ... ... @@ -780,9 +780,11 @@ 780 780 (% _mstvisible="2" %) 781 781 ((( 782 782 (% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %) 873 +((( 783 783 a) DR0: max is 11 bytes so one entry of data 784 784 ))) 785 785 ))) 877 +))) 786 786 787 787 (% _mstvisible="1" %) 788 788 ((( ... ... @@ -789,9 +789,11 @@ 789 789 (% _mstvisible="2" %) 790 790 ((( 791 791 (% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %) 884 +((( 792 792 b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes) 793 793 ))) 794 794 ))) 888 +))) 795 795 796 796 (% _mstvisible="1" %) 797 797 ((( ... ... @@ -798,9 +798,11 @@ 798 798 (% _mstvisible="2" %) 799 799 ((( 800 800 (% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %) 895 +((( 801 801 c) DR2: total payload includes 11 entries of data 802 802 ))) 803 803 ))) 899 +))) 804 804 805 805 (% _mstvisible="1" %) 806 806 ((( ... ... @@ -807,9 +807,11 @@ 807 807 (% _mstvisible="2" %) 808 808 ((( 809 809 (% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %) 906 +((( 810 810 d) DR3: total payload includes 22 entries of data. 811 811 ))) 812 812 ))) 910 +))) 813 813 814 814 (% _mstvisible="1" %) 815 815 ((( ... ... @@ -816,9 +816,11 @@ 816 816 (% _mstvisible="2" %) 817 817 ((( 818 818 (% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %) 917 +((( 819 819 If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0 820 820 ))) 821 821 ))) 921 +))) 822 822 823 823 824 824 (% _mstvisible="1" style="text-align: left;" %) ... ... @@ -845,7 +845,7 @@ 845 845 (% _mstvisible="1" %) 846 846 ((( 847 847 (% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %) 848 - Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03 948 + Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03 849 849 ))) 850 850 851 851 (% _mstvisible="1" %) ... ... @@ -864,57 +864,106 @@ 864 864 [[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]] 865 865 866 866 (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %) 967 +((( 867 867 7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E 969 +))) 868 868 869 869 (% _msthash="315237" _msttexthash="1385839" %) 972 +((( 870 870 Where the first 11 bytes is for the first entry: 974 +))) 871 871 872 872 (% _msthash="315238" _msttexthash="274846" %) 977 +((( 873 873 7FFF089801464160065F97 979 +))) 874 874 875 875 (% _msthash="315239" _msttexthash="617435" %) 982 +((( 876 876 Ext sensor data=0x7FFF/100=327.67 984 +))) 877 877 878 878 (% _msthash="315240" _msttexthash="270543" %) 987 +((( 879 879 Temp=0x0898/100=22.00 989 +))) 880 880 881 881 (% _msthash="315241" _msttexthash="211783" %) 992 +((( 882 882 Hum=0x0146/10=32.6 994 +))) 883 883 884 884 (% _msthash="315242" _msttexthash="1569776" %) 997 +((( 885 885 poll message flag & Ext=0x41,means reply data,Ext=1 999 +))) 886 886 887 887 (% _msthash="315243" _msttexthash="1120509" %) 1002 +((( 888 888 Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03 1004 +))) 889 889 890 890 891 891 892 892 == 2.7 Alarm Mode == 893 893 1010 + 1011 +((( 894 894 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. 1013 +))) 895 895 896 -(% style="color:red" %)Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled. 1015 +((( 1016 +(% style="color:red" %)**Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.** 897 897 1018 + 1019 +))) 1020 + 1021 +((( 898 898 **AT COMMAND FOR ALARM MODE:** 1023 +))) 899 899 900 900 (% _mstvisible="1" class="box infomessage" %) 901 901 ((( 1027 +((( 902 902 **AT+WMOD=1**: Enable/disable alarm mode. (0: Disabled, 1: Enabled) 1029 +))) 903 903 1031 +((( 904 904 **AT+CITEMP=1**: The interval between checking the alarm temperature. (In minutes) 1033 +))) 905 905 1035 +((( 906 906 **AT+ARTEMP**: Gets or sets the alarm range of the internal temperature sensor 1037 +))) 907 907 1039 +((( 908 908 **AT+ARTEMP=? **: Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %) 1041 +))) 909 909 1043 +((( 910 910 **AT+ARTEMP=45,105**: Set the internal temperature sensor alarm range from 45 to 105. 911 911 ))) 1046 +))) 912 912 1048 +(% style="color:#4f81bd" %)**Downlink Command: AAXXXXXXXXXXXXXX** 913 913 1050 +Total bytes: 8 bytes 914 914 1052 +**Example:**AA0100010001003C 915 915 1054 +WMOD=01 1055 + 1056 +CITEMP=0001 1057 + 1058 +TEMPlow=0001 1059 + 1060 +TEMPhigh=003C 1061 + 1062 + 1063 + 916 916 == 2.8 LED Indicator == 917 917 1066 + 918 918 The LHT65 has a triple color LED which for easy showing different stage . 919 919 920 920 While user press ACT button, the LED will work as per LED status with ACT button. ... ... @@ -922,12 +922,13 @@ 922 922 In a normal working state: 923 923 924 924 * For each uplink, the BLUE LED or RED LED will blink once. 925 - 1074 +BLUE LED when external sensor is connected. 926 926 * RED LED when external sensor is not connected 927 927 * For each success downlink, the PURPLE LED will blink once 928 928 929 929 == 2.9 installation == 930 930 1080 + 931 931 (% _mstvisible="1" %) 932 932 [[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]] 933 933 ... ... @@ -937,10 +937,31 @@ 937 937 938 938 == 3.1 E2 Extension Cable == 939 939 1090 + 940 940 [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]] 941 941 942 -1m long breakout cable for LHT65N 943 943 1094 +**1m long breakout cable for LHT65N. Features:** 1095 + 1096 +* ((( 1097 +Use for AT Command, works for both LHT52/LHT65N 1098 +))) 1099 +* ((( 1100 +Update firmware for LHT65N, works for both LHT52/LHT65N 1101 +))) 1102 +* ((( 1103 +Supports ADC mode to monitor external ADC 1104 +))) 1105 +* ((( 1106 +Supports Interrupt mode 1107 +))) 1108 +* ((( 1109 +Exposed All pins from the LHT65N Type-C connector. 1110 + 1111 + 1112 + 1113 +))) 1114 + 944 944 [[image:image-20220619092421-3.png||height="371" width="529"]] 945 945 946 946 ... ... @@ -962,32 +962,58 @@ 962 962 963 963 = 4. Configure LHT65N via AT command or LoRaWAN downlink = 964 964 1136 + 1137 +((( 965 965 Use can configure LHT65N via AT Command or LoRaWAN Downlink. 1139 +))) 966 966 967 -* AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]]. 1141 +* ((( 1142 +AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]]. 1143 +))) 968 968 969 -* LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]] 1145 +* ((( 1146 +LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]] 1147 +))) 970 970 1149 +((( 971 971 There are two kinds of commands to configure LHT65N, they are: 1151 +))) 972 972 973 -* (% style="color:#4f81bd" %)**General Commands**. 1153 +* ((( 1154 +(% style="color:#4f81bd" %)**General Commands**. 1155 +))) 974 974 1157 +((( 975 975 These commands are to configure: 1159 +))) 976 976 977 -1. General system settings like: uplink interval. 978 -1. LoRaWAN protocol & radio-related commands. 1161 +1. ((( 1162 +General system settings like: uplink interval. 1163 +))) 1164 +1. ((( 1165 +LoRaWAN protocol & radio-related commands. 1166 +))) 979 979 1168 +((( 980 980 They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki: [[End Device Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] 1170 +))) 981 981 982 -* (% style="color:#4f81bd" %)**Commands special design for LHT65N** 1172 +* ((( 1173 +(% style="color:#4f81bd" %)**Commands special design for LHT65N** 1174 +))) 983 983 1176 +((( 984 984 These commands are only valid for LHT65N, as below: 1178 +))) 985 985 986 986 1181 + 987 987 == 4.1 Set Transmit Interval Time == 988 988 1184 + 989 989 Feature: Change LoRaWAN End Node Transmit Interval. 990 990 1187 + 991 991 (% style="color:#4f81bd" %)**AT Command: AT+TDC** 992 992 993 993 [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]] ... ... @@ -1005,8 +1005,10 @@ 1005 1005 1006 1006 == 4.2 Set External Sensor Mode == 1007 1007 1205 + 1008 1008 Feature: Change External Sensor Mode. 1009 1009 1208 + 1010 1010 (% style="color:#4f81bd" %)**AT Command: AT+EXT** 1011 1011 1012 1012 [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]] ... ... @@ -1026,6 +1026,7 @@ 1026 1026 1027 1027 == 4.3 Enable/Disable uplink Temperature probe ID == 1028 1028 1228 + 1029 1029 ((( 1030 1030 Feature: If PID is enabled, device will send the temperature probe ID on: 1031 1031 ))) ... ... @@ -1039,6 +1039,8 @@ 1039 1039 1040 1040 ((( 1041 1041 PID is default set to disable (0) 1242 + 1243 + 1042 1042 ))) 1043 1043 1044 1044 (% style="color:#4f81bd" %)**AT Command:** ... ... @@ -1053,8 +1053,10 @@ 1053 1053 1054 1054 == 4.4 Set Password == 1055 1055 1258 + 1056 1056 Feature: Set device password, max 9 digits 1057 1057 1261 + 1058 1058 (% style="color:#4f81bd" %)**AT Command: AT+PWORD** 1059 1059 1060 1060 [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]] ... ... @@ -1068,8 +1068,10 @@ 1068 1068 1069 1069 == 4.5 Quit AT Command == 1070 1070 1275 + 1071 1071 Feature: Quit AT Command mode, so user needs to input password again before use AT Commands. 1072 1072 1278 + 1073 1073 (% style="color:#4f81bd" %)**AT Command: AT+DISAT** 1074 1074 1075 1075 [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]] ... ... @@ -1083,6 +1083,7 @@ 1083 1083 1084 1084 == 4.6 Set to sleep mode == 1085 1085 1292 + 1086 1086 Feature: Set device to sleep mode 1087 1087 1088 1088 * **AT+Sleep=0** : Normal working mode, device will sleep and use lower power when there is no LoRa message ... ... @@ -1099,8 +1099,10 @@ 1099 1099 1100 1100 == 4.7 Set system time == 1101 1101 1309 + 1102 1102 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]] 1103 1103 1312 + 1104 1104 (% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:** 1105 1105 1106 1106 [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]] ... ... @@ -1114,6 +1114,7 @@ 1114 1114 1115 1115 == 4.8 Set Time Sync Mode == 1116 1116 1326 + 1117 1117 ((( 1118 1118 Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command. 1119 1119 ))) ... ... @@ -1120,6 +1120,8 @@ 1120 1120 1121 1121 ((( 1122 1122 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. 1333 + 1334 + 1123 1123 ))) 1124 1124 1125 1125 (% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:** ... ... @@ -1136,8 +1136,10 @@ 1136 1136 1137 1137 == 4.9 Set Time Sync Interval == 1138 1138 1351 + 1139 1139 Feature: Define System time sync interval. SYNCTDC default value: 10 days. 1140 1140 1354 + 1141 1141 (% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:** 1142 1142 1143 1143 [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]] ... ... @@ -1151,8 +1151,10 @@ 1151 1151 1152 1152 == 4.10 Print data entries base on page. == 1153 1153 1368 + 1154 1154 Feature: Print the sector data from start page to stop page (max is 416 pages). 1155 1155 1371 + 1156 1156 (% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA** 1157 1157 1158 1158 [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]] ... ... @@ -1166,8 +1166,10 @@ 1166 1166 1167 1167 == 4.11 Print last few data entries. == 1168 1168 1385 + 1169 1169 Feature: Print the last few data entries 1170 1170 1388 + 1171 1171 (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA** 1172 1172 1173 1173 [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]] ... ... @@ -1181,6 +1181,7 @@ 1181 1181 1182 1182 == 4.12 Clear Flash Record == 1183 1183 1402 + 1184 1184 Feature: Clear flash storage for data log feature. 1185 1185 1186 1186 ... ... @@ -1195,9 +1195,11 @@ 1195 1195 1196 1196 == 4.13 Auto Send None-ACK messages == 1197 1197 1417 + 1198 1198 (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %) 1199 1199 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. 1200 1200 1421 + 1201 1201 (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD** 1202 1202 1203 1203 (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %) ... ... @@ -1215,6 +1215,7 @@ 1215 1215 1216 1216 == 5.1 Battery Type == 1217 1217 1439 + 1218 1218 ((( 1219 1219 ((( 1220 1220 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. ... ... @@ -1235,8 +1235,10 @@ 1235 1235 The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery. 1236 1236 1237 1237 1460 + 1238 1238 == 5.2 Replace Battery == 1239 1239 1463 + 1240 1240 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. 1241 1241 1242 1242 [[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"]] ... ... @@ -1244,6 +1244,7 @@ 1244 1244 1245 1245 == 5.3 Battery Life Analyze == 1246 1246 1471 + 1247 1247 ((( 1248 1248 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: 1249 1249 [[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]] ... ... @@ -1261,8 +1261,10 @@ 1261 1261 1262 1262 = 6. FAQ = 1263 1263 1489 + 1264 1264 == 6.1 How to use AT Command? == 1265 1265 1492 + 1266 1266 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. 1267 1267 1268 1268 [[image:image-20220530085651-1.png||_mstalt="429949"]] ... ... @@ -1270,16 +1270,11 @@ 1270 1270 1271 1271 (% _msthash="506061" _msttexthash="170755" %)**Connection:** 1272 1272 1273 -(% _msthash="506062" _msttexthash="1187732" %) 1274 -**✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)** 1500 +* (% style="background-color:yellow" %)**USB to TTL GND <~-~->GND** 1501 +* (% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+** 1502 +* (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11** 1503 +* (% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-** 1275 1275 1276 -(% _msthash="506063" _msttexthash="1158313" %)**✓ **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+** 1277 - 1278 -(% _msthash="506064" _msttexthash="1175629" %)**✓ **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11** 1279 - 1280 -(% _msthash="506065" _msttexthash="1164696" %)**✓ **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-** 1281 - 1282 - 1283 1283 ((( 1284 1284 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**) (%%)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. 1285 1285 ))) ... ... @@ -1486,40 +1486,43 @@ 1486 1486 AT+PID: Get or set the PID 1487 1487 1488 1488 1711 + 1489 1489 == 6.2 Where to use AT commands and Downlink commands == 1490 1490 1491 -(% _msthash="506131" _msttexthash="14585714" %) 1492 -AT commands: 1493 1493 1715 +**AT commands:** 1716 + 1494 1494 [[image:image-20220620153708-1.png||height="603" width="723"]] 1495 1495 1496 -(% _msthash="506132" _msttexthash="337922" %) 1497 -Downlink commands: 1498 1498 1720 +**Downlink commands:** 1499 1499 1500 -(% _msthash="506133" _msttexthash="33046" %) 1501 -**TTN:** 1502 1502 1723 + 1724 +(% style="color:blue" %)**TTN:** 1725 + 1503 1503 [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]] 1504 1504 1505 1505 1506 -(% _msthash="506134" _msttexthash="11113791" %) 1507 -**Helium:** 1508 1508 1730 +(% style="color:blue" %)**Helium:** 1731 + 1509 1509 [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]] 1510 1510 1511 1511 1512 -(% _msthash="506135" _msttexthash="4159844" %) 1513 -**Chirpstack:The downlink window will not be displayed until the network is accessed** 1514 1514 1736 +(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed** 1737 + 1738 + 1515 1515 [[image:image-20220615094850-6.png||_mstalt="433082"]] 1516 1516 1741 + 1517 1517 [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]] 1518 1518 1519 1519 1520 -(% _msthash="506136" _msttexthash="39286" %) 1521 -**Aws:** 1522 1522 1746 +(% style="color:blue" %)**Aws:** 1747 + 1523 1523 [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]] 1524 1524 1525 1525 ... ... @@ -1526,6 +1526,7 @@ 1526 1526 1527 1527 == 6.3 How to change the uplink interval? == 1528 1528 1754 + 1529 1529 [[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"]] 1530 1530 1531 1531 ... ... @@ -1532,6 +1532,7 @@ 1532 1532 1533 1533 == 6.4 How to use TTL-USB to connect a PC to input AT commands? == 1534 1534 1761 + 1535 1535 [[image:image-20220615153355-1.png]] 1536 1536 1537 1537 [[image:1655802313617-381.png]] ... ... @@ -1589,6 +1589,66 @@ 1589 1589 1590 1590 1591 1591 1819 +== 6.6 Using USB-TYPE-C to connect to the computer using the AT command == 1820 + 1821 + 1822 +[[image:image-20220623110706-1.png]] 1823 + 1824 + 1825 +[[image:image-20220623112117-4.png||height="459" width="343"]] 1826 + 1827 + 1828 +((( 1829 +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. 1830 +))) 1831 + 1832 + 1833 +Input password and ATZ to activate LHT65N,As shown below: 1834 + 1835 +[[image:image-20220615154519-3.png||height="672" width="807"]] 1836 + 1837 + 1838 + 1839 +== 6.7 How to use USB-TYPE-C to connect PC to upgrade firmware? == 1840 + 1841 + 1842 +[[image:image-20220623110706-1.png]] 1843 + 1844 + 1845 +(% style="color:blue" %)**Step1**(%%): Install TremoProgrammer first. 1846 + 1847 +[[image:image-20220615170542-5.png]] 1848 + 1849 + 1850 +(% style="color:blue" %)**Step2**(%%):wiring method.(% style="display:none" %) 1851 + 1852 +(% _msthash="506146" _msttexthash="52173160" %) 1853 +First connect the four lines; 1854 + 1855 +(% _msthash="506146" _msttexthash="52173160" %) 1856 +[[image:image-20220623113959-5.png||height="528" width="397"]] 1857 + 1858 +(% _msthash="506146" _msttexthash="52173160" %) 1859 +Press and hold the start key to restart and enter (% _mstvisible="1" %)bootlaod(%%) mode. 1860 + 1861 + 1862 +(% style="color:blue" %)**Step3:**(%%)Select the device port to be connected, baud rate and bin file to be downloaded. 1863 + 1864 +[[image:image-20220615171334-6.png]] 1865 + 1866 + 1867 +Click the (% style="color:blue" %)**start**(%%) button to start the firmware upgrade. 1868 + 1869 + 1870 +When this interface appears, it indicates that the download has been completed. 1871 + 1872 +[[image:image-20220620160723-8.png]] 1873 + 1874 + 1875 +Finally,restart reset device again 1876 + 1877 + 1878 + 1592 1592 = 7. Order Info = 1593 1593 1594 1594 ... ... @@ -1616,6 +1616,9 @@ 1616 1616 1617 1617 * (% style="color:red" %)**E3**(%%): External Temperature Probe 1618 1618 1906 + 1907 + 1908 + 1619 1619 = 8. Packing Info = 1620 1620 1621 1621 ... ... @@ -1629,12 +1629,20 @@ 1629 1629 * Device Size: 10 x 10 x 3.5 cm 1630 1630 * Device Weight: 120.5g 1631 1631 1922 + 1923 + 1924 + 1632 1632 = 9. Reference material = 1633 1633 1927 + 1634 1634 * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]] 1635 1635 1930 + 1931 + 1932 + 1636 1636 = 10. FCC Warning = 1637 1637 1935 + 1638 1638 This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions: 1639 1639 1640 1640 (1) This device may not cause harmful interference;
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