Changes for page LHT65N -- Manual do sensor de temperatura e umidade LoRaWAN
Last modified by Xiaoling on 2023/07/18 10:12
From version 170.31
edited by Xiaoling
on 2022/06/22 11:23
on 2022/06/22 11:23
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To version 187.1
edited by Edwin Chen
on 2022/07/03 11:17
on 2022/07/03 11:17
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... ... @@ -59,6 +59,9 @@ 59 59 * Datalog feature 60 60 61 61 62 + 63 + 64 + 62 62 == 1.3 Specification == 63 63 64 64 ... ... @@ -84,6 +84,9 @@ 84 84 * Operating Range: -55 °C ~~ 125 °C 85 85 86 86 90 + 91 + 92 + 87 87 = 2. Connect LHT65N to IoT Server = 88 88 89 89 == 2.1 How does LHT65N work? == ... ... @@ -493,8 +493,43 @@ 493 493 494 494 AT+EXT=6,timeout (% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)Time to power this sensor, from 0 ~~ 65535ms 495 495 502 +For example: 496 496 504 +AT+EXT=6,1000 will power this sensor for 1000ms before sampling the ADC value. 497 497 506 + 507 +Or use **downlink command A2** to set the same. 508 + 509 +The measuring range of the node is only about 0.1V to 1.1V The voltage resolution is about 0.24mv. 510 + 511 +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. 512 + 513 +[[image:image-20220628150112-1.png||height="241" width="285"]] 514 + 515 + 516 +When ADC_IN1 pin is connected to GND or suspended, ADC value is 0 517 + 518 +[[image:image-20220628150714-4.png]] 519 + 520 + 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 + 523 +1) The minimum range is about 0.1V. Each chip has internal calibration, so this value is close to 0.1V 524 + 525 +[[image:image-20220628151005-5.png]] 526 + 527 + 528 +2) The maximum range is about 1.1V. Each chip has internal calibration, so this value is close to 1.1v 529 + 530 +[[image:image-20220628151056-6.png]] 531 + 532 + 533 +3) Within range 534 + 535 +[[image:image-20220628151143-7.png]] 536 + 537 + 538 + 498 498 == 2.5 Show data on Datacake == 499 499 500 500 ((( ... ... @@ -1003,7 +1003,6 @@ 1003 1003 1004 1004 1005 1005 1006 - 1007 1007 == 2.8 LED Indicator == 1008 1008 1009 1009 The LHT65 has a triple color LED which for easy showing different stage . ... ... @@ -1013,10 +1013,14 @@ 1013 1013 In a normal working state: 1014 1014 1015 1015 * For each uplink, the BLUE LED or RED LED will blink once. 1016 - 1056 +BLUE LED when external sensor is connected. 1017 1017 * RED LED when external sensor is not connected 1018 1018 * For each success downlink, the PURPLE LED will blink once 1019 1019 1060 + 1061 + 1062 + 1063 + 1020 1020 == 2.9 installation == 1021 1021 1022 1022 (% _mstvisible="1" %) ... ... @@ -1030,8 +1030,24 @@ 1030 1030 1031 1031 [[image:image-20220619092222-1.png||height="182" width="188"]][[image:image-20220619092313-2.png||height="182" width="173"]] 1032 1032 1033 -1m long breakout cable for LHT65N 1077 +**1m long breakout cable for LHT65N. Features:** 1034 1034 1079 +* ((( 1080 +Use for AT Command， works for both LHT52/LHT65N 1081 +))) 1082 +* ((( 1083 +Update firmware for LHT65N, works for both LHT52/LHT65N 1084 +))) 1085 +* ((( 1086 +Supports ADC mode to monitor external ADC 1087 +))) 1088 +* ((( 1089 +Supports Interrupt mode 1090 +))) 1091 +* ((( 1092 +Exposed All pins from the LHT65N Type-C connector. 1093 +))) 1094 + 1035 1035 [[image:image-20220619092421-3.png||height="371" width="529"]] 1036 1036 1037 1037 ... ... @@ -1051,28 +1051,54 @@ 1051 1051 * Operating Range: -40 ~~ 125 °C 1052 1052 * Working voltage 2.35v ~~ 5v 1053 1053 1114 + 1115 + 1116 + 1117 + 1054 1054 = 4. Configure LHT65N via AT command or LoRaWAN downlink = 1055 1055 1120 +((( 1056 1056 Use can configure LHT65N via AT Command or LoRaWAN Downlink. 1122 +))) 1057 1057 1058 -* AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]]. 1124 +* ((( 1125 +AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]]. 1126 +))) 1059 1059 1060 -* LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]] 1128 +* ((( 1129 +LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]] 1130 +))) 1061 1061 1132 +((( 1062 1062 There are two kinds of commands to configure LHT65N, they are: 1134 +))) 1063 1063 1064 -* (% style="color:#4f81bd" %)**General Commands**. 1136 +* ((( 1137 +(% style="color:#4f81bd" %)**General Commands**. 1138 +))) 1065 1065 1140 +((( 1066 1066 These commands are to configure: 1142 +))) 1067 1067 1068 -1. General system settings like: uplink interval. 1069 -1. LoRaWAN protocol & radio-related commands. 1144 +1. ((( 1145 +General system settings like: uplink interval. 1146 +))) 1147 +1. ((( 1148 +LoRaWAN protocol & radio-related commands. 1149 +))) 1070 1070 1151 +((( 1071 1071 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]] 1153 +))) 1072 1072 1073 -* (% style="color:#4f81bd" %)**Commands special design for LHT65N** 1155 +* ((( 1156 +(% style="color:#4f81bd" %)**Commands special design for LHT65N** 1157 +))) 1074 1074 1159 +((( 1075 1075 These commands are only valid for LHT65N, as below: 1161 +))) 1076 1076 1077 1077 1078 1078 == 4.1 Set Transmit Interval Time == ... ... @@ -1094,6 +1094,10 @@ 1094 1094 1095 1095 * **Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds 1096 1096 1183 + 1184 + 1185 + 1186 + 1097 1097 == 4.2 Set External Sensor Mode == 1098 1098 1099 1099 Feature: Change External Sensor Mode. ... ... @@ -1115,6 +1115,10 @@ 1115 1115 1116 1116 * 0xA20702003c: Same as AT+SETCNT=60 1117 1117 1208 + 1209 + 1210 + 1211 + 1118 1118 == 4.3 Enable/Disable uplink Temperature probe ID == 1119 1119 1120 1120 ((( ... ... @@ -1142,6 +1142,10 @@ 1142 1142 * **0xA800** **~-~->** AT+PID=0 1143 1143 * **0xA801** **~-~->** AT+PID=1 1144 1144 1239 + 1240 + 1241 + 1242 + 1145 1145 == 4.4 Set Password == 1146 1146 1147 1147 Feature: Set device password, max 9 digits ... ... @@ -1188,6 +1188,10 @@ 1188 1188 1189 1189 * There is no downlink command to set to Sleep mode. 1190 1190 1289 + 1290 + 1291 + 1292 + 1191 1191 == 4.7 Set system time == 1192 1192 1193 1193 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]] ... ... @@ -1284,6 +1284,10 @@ 1284 1284 1285 1285 * Example: 0xA301 ~/~/Same as AT+CLRDTA 1286 1286 1389 + 1390 + 1391 + 1392 + 1287 1287 == 4.13 Auto Send None-ACK messages == 1288 1288 1289 1289 (% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %) ... ... @@ -1302,6 +1302,10 @@ 1302 1302 1303 1303 * Example: 0x3401 ~/~/Same as AT+PNACKMD=1 1304 1304 1411 + 1412 + 1413 + 1414 + 1305 1305 = 5. Battery & How to replace = 1306 1306 1307 1307 == 5.1 Battery Type == ... ... @@ -1361,16 +1361,11 @@ 1361 1361 1362 1362 (% _msthash="506061" _msttexthash="170755" %)**Connection:** 1363 1363 1364 -(% _msthash="506062" _msttexthash="1187732" %) 1365 -**✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)** 1474 +* (% style="background-color:yellow" %)**USB to TTL GND <~-~->GND** 1475 +* (% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+** 1476 +* (% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11** 1477 +* (% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-** 1366 1366 1367 -(% _msthash="506063" _msttexthash="1158313" %)**✓ **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+** 1368 - 1369 -(% _msthash="506064" _msttexthash="1175629" %)**✓ **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11** 1370 - 1371 -(% _msthash="506065" _msttexthash="1164696" %)**✓ **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-** 1372 - 1373 - 1374 1374 ((( 1375 1375 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. 1376 1376 ))) ... ... @@ -1679,7 +1679,59 @@ 1679 1679 Finally, unplug the DuPont cable on port4, and then use the DuPont cable to short circuit port3 and port1 to reset the device. 1680 1680 1681 1681 1787 +== 6.6 Using USB-TYPE-C to connect to the computer using the AT command == 1682 1682 1789 +[[image:image-20220623110706-1.png]] 1790 + 1791 + 1792 +[[image:image-20220623112117-4.png||height="459" width="343"]] 1793 + 1794 +((( 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 +))) 1797 + 1798 + 1799 +Input password and ATZ to activate LHT65N,As shown below: 1800 + 1801 +[[image:image-20220615154519-3.png||height="672" width="807"]] 1802 + 1803 + 1804 +== 6.7 How to use USB-TYPE-C to connect PC to upgrade firmware? == 1805 + 1806 +[[image:image-20220623110706-1.png]] 1807 + 1808 +(% style="color:blue" %)**Step1**(%%): Install TremoProgrammer first. 1809 + 1810 +[[image:image-20220615170542-5.png]] 1811 + 1812 + 1813 +(% style="color:blue" %)**Step2**(%%)：wiring method.(% style="display:none" %) 1814 + 1815 +(% _msthash="506146" _msttexthash="52173160" %) 1816 +First connect the four lines； 1817 + 1818 +(% _msthash="506146" _msttexthash="52173160" %) 1819 +[[image:image-20220623113959-5.png||height="528" width="397"]] 1820 + 1821 +(% _msthash="506146" _msttexthash="52173160" %) 1822 +Press and hold the start key to restart and enter (% _mstvisible="1" %)bootlaod(%%) mode. 1823 + 1824 +(% style="color:blue" %)**Step3：**(%%)Select the device port to be connected, baud rate and bin file to be downloaded. 1825 + 1826 +[[image:image-20220615171334-6.png]] 1827 + 1828 + 1829 +Click the (% style="color:blue" %)**start**(%%) button to start the firmware upgrade. 1830 + 1831 + 1832 +When this interface appears, it indicates that the download has been completed. 1833 + 1834 +[[image:image-20220620160723-8.png]] 1835 + 1836 + 1837 +Finally,restart reset device again 1838 + 1839 + 1683 1683 = 7. Order Info = 1684 1684 1685 1685 ... ... @@ -1707,6 +1707,10 @@ 1707 1707 1708 1708 * (% style="color:red" %)**E3**(%%): External Temperature Probe 1709 1709 1867 + 1868 + 1869 + 1870 + 1710 1710 = 8. Packing Info = 1711 1711 1712 1712 ... ... @@ -1720,10 +1720,18 @@ 1720 1720 * Device Size: 10 x 10 x 3.5 cm 1721 1721 * Device Weight: 120.5g 1722 1722 1884 + 1885 + 1886 + 1887 + 1723 1723 = 9. Reference material = 1724 1724 1725 1725 * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0||_msthash="504975" _msttexthash="51420512"]] 1726 1726 1892 + 1893 + 1894 + 1895 + 1727 1727 = 10. FCC Warning = 1728 1728 1729 1729 This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
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