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Last modified by Xiaoling on 2023/07/18 10:12
From version 170.30
edited by Xiaoling
on 2022/06/22 11:22
Change comment: There is no comment for this version
To version 177.1
edited by Edwin Chen
on 2022/06/27 09:40
Change comment: There is no comment for this version

Summary

Details

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
... ... @@ -59,6 +59,7 @@
59 59  * Datalog feature
60 60  
61 61  
62 +
62 62  == 1.3 Specification ==
63 63  
64 64  
... ... @@ -84,6 +84,7 @@
84 84  * Operating Range: -55 °C ~~ 125 °C
85 85  
86 86  
88 +
87 87  = 2. Connect LHT65N to IoT Server =
88 88  
89 89  == 2.1 How does LHT65N work? ==
... ... @@ -266,9 +266,6 @@
266 266  * 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.)
267 267  
268 268  
269 -
270 -
271 -
272 272  === 2.4.1 Decoder in TTN V3 ===
273 273  
274 274  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.
... ... @@ -300,9 +300,6 @@
300 300  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
301 301  
302 302  
303 -
304 -
305 -
306 306  === 2.4.3 Built-in Temperature ===
307 307  
308 308  [[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
... ... @@ -314,9 +314,6 @@
314 314  * Temperature:  (0xF5C6-65536)/100=-26.18℃
315 315  
316 316  
317 -
318 -
319 -
320 320  === 2.4.4 Built-in Humidity ===
321 321  
322 322  [[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
... ... @@ -324,9 +324,6 @@
324 324  * Humidity:    0x025C/10=60.4%
325 325  
326 326  
327 -
328 -
329 -
330 330  === 2.4.5 Ext # ===
331 331  
332 332  Bytes for External Sensor:
... ... @@ -480,9 +480,6 @@
480 480  * 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)
481 481  
482 482  
483 -
484 -
485 -
486 486  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
487 487  
488 488  In this mode, user can connect external ADC sensor to check ADC value. The 3V3_OUT can
... ... @@ -558,9 +558,6 @@
558 558  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.
559 559  
560 560  
561 -
562 -
563 -
564 564  === 2.6.2 Unix TimeStamp ===
565 565  
566 566  
... ... @@ -966,28 +966,43 @@
966 966  
967 967  == 2.7 Alarm Mode ==
968 968  
953 +(((
969 969  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.
955 +)))
970 970  
957 +(((
971 971  (% style="color:red" %)Note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
959 +)))
972 972  
961 +(((
973 973  **AT COMMAND FOR ALARM MODE:**
963 +)))
974 974  
975 975  (% _mstvisible="1" class="box infomessage" %)
976 976  (((
967 +(((
977 977  **AT+WMOD=1**:  Enable/disable alarm mode. (0: Disabled, 1: Enabled)
969 +)))
978 978  
971 +(((
979 979  **AT+CITEMP=1**:  The interval between checking the alarm temperature. (In minutes)
973 +)))
980 980  
975 +(((
981 981  **AT+ARTEMP**:  Gets or sets the alarm range of the internal temperature sensor
977 +)))
982 982  
979 +(((
983 983  **AT+ARTEMP=？ **:  Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
981 +)))
984 984  
983 +(((
985 985  **AT+ARTEMP=45,105**:  Set the internal temperature sensor alarm range from 45 to 105.
986 986  )))
986 +)))
987 987  
988 988  
989 989  
990 -
991 991  == 2.8 LED Indicator ==
992 992  
993 993  The LHT65 has a triple color LED which for easy showing different stage .
... ... @@ -997,10 +997,11 @@
997 997  In a normal working state:
998 998  
999 999  * For each uplink, the BLUE LED or RED LED will blink once.
1000 - BLUE LED when external sensor is connected.
999 +BLUE LED when external sensor is connected.
1001 1001  * RED LED when external sensor is not connected
1002 1002  * For each success downlink, the PURPLE LED will blink once
1003 1003  
1003 +
1004 1004  == 2.9 installation ==
1005 1005  
1006 1006  (% _mstvisible="1" %)
... ... @@ -1014,8 +1014,24 @@
1014 1014  
1015 1015  [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]]
1016 1016  
1017 -1m long breakout cable for LHT65N
1017 +**1m long breakout cable for LHT65N. Features:**
1018 1018  
1019 +* (((
1020 +Use for AT Command， works for both LHT52/LHT65N
1021 +)))
1022 +* (((
1023 +Update firmware for LHT65N, works for both LHT52/LHT65N
1024 +)))
1025 +* (((
1026 +Supports ADC mode to monitor external ADC
1027 +)))
1028 +* (((
1029 +Supports Interrupt mode
1030 +)))
1031 +* (((
1032 +Exposed All pins from the LHT65N Type-C connector.
1033 +)))
1034 +
1019 1019  [[image:image-20220619092421-3.png||height="371" width="529"]]
1020 1020  
1021 1021  
... ... @@ -1035,28 +1035,51 @@
1035 1035  * Operating Range: -40 ~~ 125 °C
1036 1036  * Working voltage 2.35v ~~ 5v
1037 1037  
1054 +
1038 1038  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1039 1039  
1057 +(((
1040 1040  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
1059 +)))
1041 1041  
1042 -* AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1061 +* (((
1062 +AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
1063 +)))
1043 1043  
1044 -* LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1065 +* (((
1066 +LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1067 +)))
1045 1045  
1069 +(((
1046 1046  There are two kinds of commands to configure LHT65N, they are:
1071 +)))
1047 1047  
1048 -* (% style="color:#4f81bd" %)**General Commands**.
1073 +* (((
1074 +(% style="color:#4f81bd" %)**General Commands**.
1075 +)))
1049 1049  
1077 +(((
1050 1050  These commands are to configure:
1079 +)))
1051 1051  
1052 -1. General system settings like: uplink interval.
1053 -1. LoRaWAN protocol & radio-related commands.
1081 +1. (((
1082 +General system settings like: uplink interval.
1083 +)))
1084 +1. (((
1085 +LoRaWAN protocol & radio-related commands.
1086 +)))
1054 1054  
1088 +(((
1055 1055  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]]
1090 +)))
1056 1056  
1057 -* (% style="color:#4f81bd" %)**Commands special design for LHT65N**
1092 +* (((
1093 +(% style="color:#4f81bd" %)**Commands special design for LHT65N**
1094 +)))
1058 1058  
1096 +(((
1059 1059  These commands are only valid for LHT65N, as below:
1098 +)))
1060 1060  
1061 1061  
1062 1062  == 4.1 Set Transmit Interval Time ==
... ... @@ -1078,6 +1078,7 @@
1078 1078  
1079 1079  * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1080 1080  
1120 +
1081 1081  == 4.2 Set External Sensor Mode ==
1082 1082  
1083 1083  Feature: Change External Sensor Mode.
... ... @@ -1099,6 +1099,7 @@
1099 1099  
1100 1100  * 0xA20702003c: Same as AT+SETCNT=60
1101 1101  
1142 +
1102 1102  == 4.3 Enable/Disable uplink Temperature probe ID ==
1103 1103  
1104 1104  (((
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1126 1126  * **0xA800**  **~-~->** AT+PID=0
1127 1127  * **0xA801**     **~-~->** AT+PID=1
1128 1128  
1170 +
1129 1129  == 4.4 Set Password ==
1130 1130  
1131 1131  Feature: Set device password, max 9 digits
... ... @@ -1172,6 +1172,7 @@
1172 1172  
1173 1173  * There is no downlink command to set to Sleep mode.
1174 1174  
1217 +
1175 1175  == 4.7 Set system time ==
1176 1176  
1177 1177  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
... ... @@ -1268,6 +1268,7 @@
1268 1268  
1269 1269  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1270 1270  
1314 +
1271 1271  == 4.13 Auto Send None-ACK messages ==
1272 1272  
1273 1273  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
... ... @@ -1286,6 +1286,7 @@
1286 1286  
1287 1287  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1288 1288  
1333 +
1289 1289  = 5. Battery & How to replace =
1290 1290  
1291 1291  == 5.1 Battery Type ==
... ... @@ -1345,16 +1345,11 @@
1345 1345  
1346 1346  (% _msthash="506061" _msttexthash="170755" %)**Connection:**
1347 1347  
1348 -(% _msthash="506062" _msttexthash="1187732" %)
1349 -**✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1393 +* (% style="background-color:yellow" %)**USB to TTL GND <~-~->GND**
1394 +* (% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1395 +* (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1396 +* (% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1350 1350  
1351 -(% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1352 -
1353 -(% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1354 -
1355 -(% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1356 -
1357 -
1358 1358  (((
1359 1359  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.
1360 1360  )))
... ... @@ -1663,7 +1663,59 @@
1663 1663  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1664 1664  
1665 1665  
1706 +== 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1666 1666  
1708 +[[image:image-20220623110706-1.png]]
1709 +
1710 +
1711 +[[image:image-20220623112117-4.png||height="459" width="343"]]
1712 +
1713 +(((
1714 +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.
1715 +)))
1716 +
1717 +
1718 +Input password and ATZ to activate LHT65N,As shown below:
1719 +
1720 +[[image:image-20220615154519-3.png||height="672" width="807"]]
1721 +
1722 +
1723 +== 6.6 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1724 +
1725 +[[image:image-20220623110706-1.png]]
1726 +
1727 +(% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1728 +
1729 +[[image:image-20220615170542-5.png]]
1730 +
1731 +
1732 +(% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %)
1733 +
1734 +(% _msthash="506146" _msttexthash="52173160" %)
1735 +First connect the four lines；
1736 +
1737 +(% _msthash="506146" _msttexthash="52173160" %)
1738 +[[image:image-20220623113959-5.png||height="528" width="397"]]
1739 +
1740 +(% _msthash="506146" _msttexthash="52173160" %)
1741 +Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1742 +
1743 +(% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1744 +
1745 +[[image:image-20220615171334-6.png]]
1746 +
1747 +
1748 +Click the (% style="color:blue" %)**start**(%%) button to start the firmware upgrade.
1749 +
1750 +
1751 +When this interface appears, it indicates that the download has been completed.
1752 +
1753 +[[image:image-20220620160723-8.png]]
1754 +
1755 +
1756 +Finally,restart reset device again
1757 +
1758 +
1667 1667  = 7. Order Info =
1668 1668  
1669 1669  
... ... @@ -1691,6 +1691,7 @@
1691 1691  
1692 1692  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1693 1693  
1786 +
1694 1694  = 8. Packing Info =
1695 1695  
1696 1696  
... ... @@ -1704,10 +1704,12 @@
1704 1704  * Device Size:  10 x 10 x 3.5 cm
1705 1705  * Device Weight: 120.5g
1706 1706  
1800 +
1707 1707  = 9. Reference material =
1708 1708  
1709 1709  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1710 1710  
1805 +
1711 1711  = 10. FCC Warning =
1712 1712  
1713 1713  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
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