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Last modified by Xiaoling on 2023/07/18 10:12
From version 189.10
edited by Xiaoling
on 2022/08/08 16:46
Change comment: There is no comment for this version
To version 189.9
edited by Xiaoling
on 2022/08/08 16:38
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -59,6 +59,8 @@
59 59  * Tri-color LED to indicate working status
60 60  * Datalog feature
61 61  
62 +
63 +
62 62  == 1.3 Specification ==
63 63  
64 64  
... ... @@ -69,6 +69,8 @@
69 69  * Long Term Drift: < 0.02 °C/yr
70 70  * Operating Range: -40 ~~ 85 °C
71 71  
74 +
75 +
72 72  **Built-in Humidity Sensor:**
73 73  
74 74  * Resolution: 0.04 %RH
... ... @@ -76,6 +76,8 @@
76 76  * Long Term Drift: < 0.02 °C/yr
77 77  * Operating Range: 0 ~~ 96 %RH
78 78  
83 +
84 +
79 79  **External Temperature Sensor:**
80 80  
81 81  * Resolution: 0.0625 °C
... ... @@ -83,6 +83,8 @@
83 83  * ±2°C accuracy from -55°C to +125°C
84 84  * Operating Range: -55 °C ~~ 125 °C
85 85  
92 +
93 +
86 86  = 2. Connect LHT65N to IoT Server =
87 87  
88 88  == 2.1 How does LHT65N work? ==
... ... @@ -272,6 +272,8 @@
272 272  * The 7th byte (EXT #): defines the external sensor model.
273 273  * 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.)
274 274  
283 +
284 +
275 275  === 2.4.1 Decoder in TTN V3 ===
276 276  
277 277  
... ... @@ -304,6 +304,8 @@
304 304  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
305 305  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
306 306  
317 +
318 +
307 307  === 2.4.3 Built-in Temperature ===
308 308  
309 309  
... ... @@ -315,6 +315,8 @@
315 315  
316 316  * Temperature:  (0xF5C6-65536)/100=-26.18℃
317 317  
330 +
331 +
318 318  === 2.4.4 Built-in Humidity ===
319 319  
320 320  
... ... @@ -322,6 +322,8 @@
322 322  
323 323  * Humidity:    0x025C/10=60.4%
324 324  
339 +
340 +
325 325  === 2.4.5 Ext # ===
326 326  
327 327  
... ... @@ -478,6 +478,8 @@
478 478  * (% 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.
479 479  * (% 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)
480 480  
497 +
498 +
481 481  ==== 2.4.6.3 Ext~=6, ADC Sensor (use with E2 Cable) ====
482 482  
483 483  
... ... @@ -810,6 +810,7 @@
810 810  )))
811 811  )))
812 812  
831 +
813 813  (% _mstvisible="1" %)
814 814  (% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
815 815  
... ... @@ -1075,6 +1075,8 @@
1075 1075  * RED LED when external sensor is not connected
1076 1076  * For each success downlink, the PURPLE LED will blink once
1077 1077  
1097 +
1098 +
1078 1078  == 2.9 installation ==
1079 1079  
1080 1080  
... ... @@ -1131,6 +1131,8 @@
1131 1131  * Operating Range: -40 ~~ 125 °C
1132 1132  * Working voltage 2.35v ~~ 5v
1133 1133  
1155 +
1156 +
1134 1134  = 4. Configure LHT65N via AT command or LoRaWAN downlink =
1135 1135  
1136 1136  
... ... @@ -1200,6 +1200,8 @@
1200 1200  
1201 1201  * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1202 1202  
1226 +
1227 +
1203 1203  == 4.2 Set External Sensor Mode ==
1204 1204  
1205 1205  
... ... @@ -1223,6 +1223,8 @@
1223 1223  
1224 1224  * 0xA20702003c: Same as AT+SETCNT=60
1225 1225  
1251 +
1252 +
1226 1226  == 4.3 Enable/Disable uplink Temperature probe ID ==
1227 1227  
1228 1228  
... ... @@ -1253,6 +1253,8 @@
1253 1253  * **0xA800**  **~-~->** AT+PID=0
1254 1254  * **0xA801**     **~-~->** AT+PID=1
1255 1255  
1283 +
1284 +
1256 1256  == 4.4 Set Password ==
1257 1257  
1258 1258  
... ... @@ -1295,6 +1295,8 @@
1295 1295  * **AT+Sleep=0**  : Normal working mode, device will sleep and use lower power when there is no LoRa message
1296 1296  * **AT+Sleep=1** :  Device is in deep sleep mode, no LoRa activation happen, used for storage or shipping.
1297 1297  
1327 +
1328 +
1298 1298  (% _msthash="315251" _msttexthash="289783" style="color:#4f81bd" %)**AT Command: AT+SLEEP**
1299 1299  
1300 1300  [[image:image-20220523151218-7.png||_mstalt="430703" _mstvisible="3"]]
... ... @@ -1304,6 +1304,8 @@
1304 1304  
1305 1305  * There is no downlink command to set to Sleep mode.
1306 1306  
1338 +
1339 +
1307 1307  == 4.7 Set system time ==
1308 1308  
1309 1309  
... ... @@ -1382,10 +1382,8 @@
1382 1382  
1383 1383  == 4.11 Print last few data entries. ==
1384 1384  
1385 -
1386 1386  Feature: Print the last few data entries
1387 1387  
1388 -
1389 1389  (% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1390 1390  
1391 1391  [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
... ... @@ -1399,7 +1399,6 @@
1399 1399  
1400 1400  == 4.12 Clear Flash Record ==
1401 1401  
1402 -
1403 1403  Feature: Clear flash storage for data log feature.
1404 1404  
1405 1405  
... ... @@ -1412,13 +1412,12 @@
1412 1412  
1413 1413  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1414 1414  
1445 +
1415 1415  == 4.13 Auto Send None-ACK messages ==
1416 1416  
1417 -
1418 1418  (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
1419 1419  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.
1420 1420  
1421 -
1422 1422  (% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1423 1423  
1424 1424  (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
... ... @@ -1432,11 +1432,11 @@
1432 1432  
1433 1433  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1434 1434  
1464 +
1435 1435  = 5. Battery & How to replace =
1436 1436  
1437 1437  == 5.1 Battery Type ==
1438 1438  
1439 -
1440 1440  (((
1441 1441  (((
1442 1442  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.
... ... @@ -1457,10 +1457,8 @@
1457 1457  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1458 1458  
1459 1459  
1460 -
1461 1461  == 5.2 Replace Battery ==
1462 1462  
1463 -
1464 1464  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.
1465 1465  
1466 1466  [[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"]]
... ... @@ -1468,7 +1468,6 @@
1468 1468  
1469 1469  == 5.3 Battery Life Analyze ==
1470 1470  
1471 -
1472 1472  (((
1473 1473  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:
1474 1474  [[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]]
... ... @@ -1486,10 +1486,8 @@
1486 1486  
1487 1487  = 6. FAQ =
1488 1488  
1489 -
1490 1490  == 6.1 How to use AT Command? ==
1491 1491  
1492 -
1493 1493  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.
1494 1494  
1495 1495  [[image:image-20220530085651-1.png||_mstalt="429949"]]
... ... @@ -1708,43 +1708,40 @@
1708 1708  AT+PID:  Get or set the PID
1709 1709  
1710 1710  
1711 -
1712 1712  == 6.2 Where to use AT commands and Downlink commands ==
1713 1713  
1737 +(% _msthash="506131" _msttexthash="14585714" %)
1738 +AT commands：
1714 1714  
1715 -**AT commands：**
1716 -
1717 1717  [[image:image-20220620153708-1.png||height="603" width="723"]]
1718 1718  
1742 +(% _msthash="506132" _msttexthash="337922" %)
1743 +Downlink commands:
1719 1719  
1720 -**Downlink commands:**
1721 1721  
1746 +(% _msthash="506133" _msttexthash="33046" %)
1747 +**TTN:**
1722 1722  
1723 -
1724 -(% style="color:blue" %)**TTN:**
1725 -
1726 1726  [[image:image-20220615092124-2.png||_mstalt="429221" height="649" width="688"]]
1727 1727  
1728 1728  
1752 +(% _msthash="506134" _msttexthash="11113791" %)
1753 +**Helium：**
1729 1729  
1730 -(% style="color:blue" %)**Helium：**
1731 -
1732 1732  [[image:image-20220615092551-3.png||_mstalt="430794" height="423" width="835"]]
1733 1733  
1734 1734  
1758 +(% _msthash="506135" _msttexthash="4159844" %)
1759 +**Chirpstack:The downlink window will not be displayed until the network is accessed**
1735 1735  
1736 -(% style="color:blue" %)**Chirpstack: The downlink window will not be displayed until the network is accessed**
1737 -
1738 -
1739 1739  [[image:image-20220615094850-6.png||_mstalt="433082"]]
1740 1740  
1741 -
1742 1742  [[image:image-20220615094904-7.png||_mstalt="433485" height="281" width="911"]]
1743 1743  
1744 1744  
1766 +(% _msthash="506136" _msttexthash="39286" %)
1767 +**Aws:**
1745 1745  
1746 -(% style="color:blue" %)**Aws:**
1747 -
1748 1748  [[image:image-20220615092939-4.png||_mstalt="434460" height="448" width="894"]]
1749 1749  
1750 1750  
... ... @@ -1751,7 +1751,6 @@
1751 1751  
1752 1752  == 6.3 How to change the uplink interval？ ==
1753 1753  
1754 -
1755 1755  [[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"]]
1756 1756  
1757 1757  
... ... @@ -1758,7 +1758,6 @@
1758 1758  
1759 1759  == 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1760 1760  
1761 -
1762 1762  [[image:image-20220615153355-1.png]]
1763 1763  
1764 1764  [[image:1655802313617-381.png]]
... ... @@ -1815,16 +1815,13 @@
1815 1815  Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device.
1816 1816  
1817 1817  
1818 -
1819 1819  == 6.6 Using USB-TYPE-C to connect to the computer using the AT command ==
1820 1820  
1821 -
1822 1822  [[image:image-20220623110706-1.png]]
1823 1823  
1824 1824  
1825 1825  [[image:image-20220623112117-4.png||height="459" width="343"]]
1826 1826  
1827 -
1828 1828  (((
1829 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 1830  )))
... ... @@ -1835,13 +1835,10 @@
1835 1835  [[image:image-20220615154519-3.png||height="672" width="807"]]
1836 1836  
1837 1837  
1838 -
1839 1839  == 6.7 How to use  USB-TYPE-C to connect PC to upgrade firmware? ==
1840 1840  
1841 -
1842 1842  [[image:image-20220623110706-1.png]]
1843 1843  
1844 -
1845 1845  (% style="color:blue" %)**Step1**(%%): Install TremoProgrammer  first.
1846 1846  
1847 1847  [[image:image-20220615170542-5.png]]
... ... @@ -1858,7 +1858,6 @@
1858 1858  (% _msthash="506146" _msttexthash="52173160" %)
1859 1859  Press and hold the start key to restart and enter  (% _mstvisible="1" %)bootlaod(%%) mode.
1860 1860  
1861 -
1862 1862  (% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded.
1863 1863  
1864 1864  [[image:image-20220615171334-6.png]]
... ... @@ -1875,7 +1875,6 @@
1875 1875  Finally,restart reset device again
1876 1876  
1877 1877  
1878 -
1879 1879  = 7. Order Info =
1880 1880  
1881 1881  
... ... @@ -1904,8 +1904,6 @@
1904 1904  * (% style="color:red" %)**E3**(%%): External Temperature Probe
1905 1905  
1906 1906  
1907 -
1908 -
1909 1909  = 8. Packing Info =
1910 1910  
1911 1911  
... ... @@ -1920,19 +1920,13 @@
1920 1920  * Device Weight: 120.5g
1921 1921  
1922 1922  
1923 -
1924 -
1925 1925  = 9. Reference material =
1926 1926  
1927 -
1928 1928  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]]
1929 1929  
1930 1930  
1931 -
1932 -
1933 1933  = 10. FCC Warning =
1934 1934  
1935 -
1936 1936  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1937 1937  
1938 1938  (1) This device may not cause harmful interference；