Changes for page LHT52 - LoRaWAN Temperature & Humidity Sensor User Manual
Last modified by Mengting Qiu on 2024/04/30 14:27
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... ... @@ -77,6 +77,7 @@ 77 77 * Tri-color LED to indicate working status 78 78 * Datalog feature 79 79 80 + 80 80 (% _mstvisible="1" %) 81 81 == (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) == 82 82 ... ... @@ -364,6 +364,7 @@ 364 364 * 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.) 365 365 366 366 368 + 367 367 (% _mstvisible="1" %) 368 368 === (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) === 369 369 ... ... @@ -401,6 +401,7 @@ 401 401 * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV 402 402 403 403 406 + 404 404 (% _mstvisible="1" %) 405 405 === (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) === 406 406 ... ... @@ -417,6 +417,7 @@ 417 417 * Temperature: (0xF5C6-65536)/100=-26.18℃ 418 418 419 419 423 + 420 420 (% _mstvisible="1" %) 421 421 === (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) === 422 422 ... ... @@ -426,6 +426,7 @@ 426 426 (% _mstvisible="1" %) 427 427 * Humidity: 0x025C/10=60.4% 428 428 433 + 429 429 (% _mstvisible="1" %) 430 430 === (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) === 431 431 ... ... @@ -552,6 +552,7 @@ 552 552 ))) 553 553 ))) 554 554 560 + 555 555 (% _mstvisible="1" %) 556 556 * (% _msthash="2539669" _msttexthash="857922" _mstvisible="3" %)**Battery status & **(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity** 557 557 ... ... @@ -582,6 +582,7 @@ 582 582 583 583 ))) 584 584 591 + 585 585 (% _mstvisible="1" %) 586 586 * (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte** 587 587 ... ... @@ -593,6 +593,7 @@ 593 593 * 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. 594 594 * 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) 595 595 603 + 596 596 (% _mstvisible="1" %) 597 597 == (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) == 598 598 ... ... @@ -655,6 +655,7 @@ 655 655 1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range. 656 656 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. 657 657 666 + 658 658 (% _mstvisible="1" %) 659 659 === (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) === 660 660 ... ... @@ -908,6 +908,7 @@ 908 908 ))) 909 909 ))) 910 910 920 + 911 911 (% _mstvisible="1" %) 912 912 (% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext** 913 913 ... ... @@ -1134,6 +1134,7 @@ 1134 1134 1135 1135 1136 1136 1147 + 1137 1137 (% _mstvisible="1" style="text-align: left;" %) 1138 1138 == (% _msthash="112034" _msttexthash="277511" _mstvisible="3" %)2.9 installation(%%) == 1139 1139 ... ... @@ -1163,6 +1163,7 @@ 1163 1163 * Working voltage 2.35v ~~ 5v 1164 1164 1165 1165 1177 + 1166 1166 (% _mstvisible="1" style="text-align: left;" %) 1167 1167 = (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) = 1168 1168 ... ... @@ -1254,7 +1254,7 @@ 1254 1254 Feature: Change LoRaWAN End Node Transmit Interval. 1255 1255 1256 1256 (% _mstvisible="1" style="text-align: left;" %) 1257 -(% st yle="color:#4f81bd" %)**AT Command: AT+TDC**1269 +(% _msthash="315356" _msttexthash="241696" _mstvisible="3" %)**AT Command: AT+TDC** 1258 1258 1259 1259 (% _mstvisible="1" %) 1260 1260 [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]] ... ... @@ -1265,7 +1265,7 @@ 1265 1265 1266 1266 1267 1267 (% _mstvisible="2" style="text-align: left;" %) 1268 -(% st yle="color:#4f81bd" %)**Downlink Command: 0x01**1280 +(% _msthash="506255" _msttexthash="381992" _mstvisible="4" %)**Downlink Command: 0x01** 1269 1269 ))) 1270 1270 1271 1271 (% _mstvisible="1" %) ... ... @@ -1303,7 +1303,7 @@ 1303 1303 Feature: Change External Sensor Mode. 1304 1304 1305 1305 (% _mstvisible="1" style="text-align: left;" %) 1306 -(% st yle="color:#4f81bd" %)**AT Command: AT+EXT**1318 +(% _msthash="315358" _msttexthash="248118" _mstvisible="3" %)**AT Command: AT+EXT** 1307 1307 1308 1308 (% _mstvisible="1" %) 1309 1309 [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]] ... ... @@ -1314,7 +1314,7 @@ 1314 1314 1315 1315 1316 1316 (% _mstvisible="2" style="text-align: left;" %) 1317 -(% st yle="color:#4f81bd" %)**Downlink Command: 0xA2**1329 +(% _msthash="506258" _msttexthash="387855" _mstvisible="4" %)**Downlink Command: 0xA2** 1318 1318 ))) 1319 1319 1320 1320 (% _mstvisible="1" %) ... ... @@ -1364,13 +1364,13 @@ 1364 1364 PID is default set to disable (0) 1365 1365 1366 1366 (% _mstvisible="1" style="text-align: left;" %) 1367 -(% st yle="color:#4f81bd" %)**AT Command:**1379 +(% _msthash="315361" _msttexthash="137488" _mstvisible="3" %)**AT Command:** 1368 1368 1369 1369 (% _mstvisible="1" %) 1370 1370 [[image:image-20220523150928-4.png||_mstalt="431821" _mstvisible="3"]] 1371 1371 1372 1372 (% _mstvisible="1" style="text-align: left;" %) 1373 -(% st yle="color:#4f81bd" %)**Downlink Command:**1385 +(% _msthash="315362" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:** 1374 1374 1375 1375 (% _mstvisible="1" %) 1376 1376 * 0xA800 **~-~->** AT+PID=0 ... ... @@ -1377,6 +1377,7 @@ 1377 1377 * 0xA801 **~-~->** AT+PID=1 1378 1378 1379 1379 1392 + 1380 1380 (% _mstvisible="1" style="text-align: left;" %) 1381 1381 == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) == 1382 1382 ... ... @@ -1384,7 +1384,7 @@ 1384 1384 Feature: Set device password, max 9 digits 1385 1385 1386 1386 (% _mstvisible="1" style="text-align: left;" %) 1387 -(% st yle="color:#4f81bd" %)**AT Command: AT+PWORD**1400 +(% _msthash="315364" _msttexthash="295009" _mstvisible="3" %)**AT Command: AT+PWORD** 1388 1388 1389 1389 (% _mstvisible="1" %) 1390 1390 [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]] ... ... @@ -1395,7 +1395,7 @@ 1395 1395 1396 1396 1397 1397 (% _mstvisible="2" style="text-align: left;" %) 1398 -(% st yle="color:#4f81bd" %)**Downlink Command:**1411 +(% _msthash="506261" _msttexthash="298038" _mstvisible="4" %)**Downlink Command:** 1399 1399 ))) 1400 1400 1401 1401 (% _mstvisible="1" %) ... ... @@ -1414,7 +1414,7 @@ 1414 1414 Feature: Quit AT Command mode, so user needs to input password again before use AT Commands. 1415 1415 1416 1416 (% _mstvisible="1" style="text-align: left;" %) 1417 -(% st yle="color:#4f81bd" %)**AT Command: AT+DISAT**1430 +(% _msthash="315366" _msttexthash="289120" _mstvisible="3" %)**AT Command: AT+DISAT** 1418 1418 1419 1419 (% _mstvisible="1" %) 1420 1420 [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]] ... ... @@ -1421,7 +1421,7 @@ 1421 1421 1422 1422 1423 1423 (% _mstvisible="1" style="text-align: left;" %) 1424 -(% st yle="color:#4f81bd" %)**Downlink Command:**1437 +(% _msthash="315367" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:** 1425 1425 1426 1426 (% _msthash="315368" _msttexthash="974311" _mstvisible="1" style="text-align: left;" %) 1427 1427 No downlink command for this feature. ... ... @@ -1434,7 +1434,7 @@ 1434 1434 Feature: Set device to sleep mode 1435 1435 1436 1436 (% _mstvisible="1" style="text-align: left;" %) 1437 -(% st yle="color:#4f81bd" %)**AT Command: AT+SLEEP**1450 +(% _msthash="315370" _msttexthash="289783" _mstvisible="3" %)**AT Command: AT+SLEEP** 1438 1438 1439 1439 (% _mstvisible="1" %) 1440 1440 [[image:image-20220523151218-7.png||_mstalt="430703" _mstvisible="3"]] ... ... @@ -1441,12 +1441,13 @@ 1441 1441 1442 1442 1443 1443 (% _mstvisible="1" %) 1444 -(% st yle="color:#4f81bd" %)**Downlink Command:**1457 +(% _msthash="315371" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:** 1445 1445 1446 1446 (% _mstvisible="1" %) 1447 1447 * There is no downlink command to set to Sleep mode. 1448 1448 1449 1449 1463 + 1450 1450 (% _mstvisible="1" %) 1451 1451 == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) == 1452 1452 ... ... @@ -1454,19 +1454,17 @@ 1454 1454 Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]] 1455 1455 1456 1456 (% _mstvisible="1" %) 1457 -(% st yle="color:#4f81bd" %)**AT Command:**1471 +(% _msthash="315373" _msttexthash="137488" _mstvisible="3" %)**AT Command:** 1458 1458 1459 1459 (% _mstvisible="1" %) 1460 1460 [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]] 1461 1461 1462 - 1463 1463 (% _mstvisible="1" %) 1464 -(% st yle="color:#4f81bd" %)**Downlink Command:**1477 +(% _msthash="315374" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:** 1465 1465 1466 1466 (% _msthash="315375" _msttexthash="2898571" _mstvisible="1" %) 1467 1467 0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352 1468 1468 1469 - 1470 1470 (% _mstvisible="1" %) 1471 1471 == (% _msthash="376779" _msttexthash="348712" _mstvisible="3" %)4.8 Set Time Sync Mode(%%) == 1472 1472 ... ... @@ -1485,15 +1485,14 @@ 1485 1485 (% _mstvisible="1" %) 1486 1486 ((( 1487 1487 (% _mstvisible="2" %) 1488 -(% st yle="color:#4f81bd" %)**AT Command:**1500 +(% _msthash="506265" _msttexthash="137488" _mstvisible="4" %)**AT Command:** 1489 1489 ))) 1490 1490 1491 1491 (% _mstvisible="1" %) 1492 1492 [[image:image-20220523151336-9.png||_mstalt="431717" _mstvisible="3"]] 1493 1493 1494 - 1495 1495 (% _mstvisible="1" %) 1496 -(% st yle="color:#4f81bd" %)**Downlink Command:**1507 +(% _msthash="315376" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:** 1497 1497 1498 1498 (% _msthash="315377" _msttexthash="479648" _mstvisible="1" %) 1499 1499 0x28 01 ~/~/ Same As AT+SYNCMOD=1 ... ... @@ -1501,7 +1501,6 @@ 1501 1501 (% _msthash="315378" _msttexthash="479076" _mstvisible="1" %) 1502 1502 0x28 00 ~/~/ Same As AT+SYNCMOD=0 1503 1503 1504 - 1505 1505 (% _mstvisible="1" %) 1506 1506 == (% _msthash="536432" _msttexthash="502528" _mstvisible="3" %)4.9 Set Time Sync Interval(%%) == 1507 1507 ... ... @@ -1509,19 +1509,17 @@ 1509 1509 Feature: Define System time sync interval. SYNCTDC default value: 10 days. 1510 1510 1511 1511 (% _mstvisible="1" %) 1512 -(% st yle="color:#4f81bd" %)**AT Command:**1522 +(% _msthash="315380" _msttexthash="137488" _mstvisible="3" %)**AT Command:** 1513 1513 1514 1514 (% _mstvisible="1" %) 1515 1515 [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]] 1516 1516 1517 - 1518 1518 (% _mstvisible="1" %) 1519 -(% st yle="color:#4f81bd" %)**Downlink Command:**1528 +(% _msthash="315381" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:** 1520 1520 1521 1521 (% _msthash="315382" _msttexthash="590044" _mstvisible="1" %) 1522 1522 0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A 1523 1523 1524 - 1525 1525 (% _mstvisible="1" %) 1526 1526 == (% _msthash="927901" _msttexthash="882570" _mstvisible="3" %)4.10 Print data entries base on page.(%%) == 1527 1527 ... ... @@ -1529,19 +1529,17 @@ 1529 1529 Feature: Print the sector data from start page to stop page (max is 416 pages). 1530 1530 1531 1531 (% _mstvisible="1" %) 1532 -(% st yle="color:#4f81bd" %)**AT Command: AT+PDTA**1540 +(% _msthash="315384" _msttexthash="264953" _mstvisible="3" %)**AT Command: AT+PDTA** 1533 1533 1534 1534 (% _mstvisible="1" %) 1535 1535 [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]] 1536 1536 1537 - 1538 1538 (% _mstvisible="1" %) 1539 -(% st yle="color:#4f81bd" %)**Downlink Command:**1546 +(% _msthash="315385" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:** 1540 1540 1541 1541 (% _msthash="315386" _msttexthash="799539" _mstvisible="1" %) 1542 1542 No downlink commands for feature 1543 1543 1544 - 1545 1545 (% _mstvisible="1" %) 1546 1546 == (% _msthash="788762" _msttexthash="747149" _mstvisible="3" %)4.11 Print last few data entries.(%%) == 1547 1547 ... ... @@ -1549,19 +1549,17 @@ 1549 1549 Feature: Print the last few data entries 1550 1550 1551 1551 (% _mstvisible="1" %) 1552 -(% st yle="color:#4f81bd" %)**AT Command: AT+PLDTA**1558 +(% _msthash="315388" _msttexthash="288522" _mstvisible="3" %)**AT Command: AT+PLDTA** 1553 1553 1554 1554 (% _mstvisible="1" %) 1555 1555 [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]] 1556 1556 1557 - 1558 1558 (% _mstvisible="1" %) 1559 -(% st yle="color:#4f81bd" %)**Downlink Command:**1564 +(% _msthash="315389" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:** 1560 1560 1561 1561 (% _msthash="315390" _msttexthash="799539" _mstvisible="1" %) 1562 1562 No downlink commands for feature 1563 1563 1564 - 1565 1565 (% _mstvisible="1" %) 1566 1566 == (% _msthash="437814" _msttexthash="408057" _mstvisible="3" %)4.12 Clear Flash Record(%%) == 1567 1567 ... ... @@ -1569,19 +1569,17 @@ 1569 1569 Feature: Clear flash storage for data log feature. 1570 1570 1571 1571 (% _mstvisible="1" %) 1572 -(% st yle="color:#4f81bd" %)**AT Command: AT+CLRDTA**1576 +(% _msthash="315392" _msttexthash="311415" _mstvisible="3" %)**AT Command: AT+CLRDTA** 1573 1573 1574 1574 (% _mstvisible="1" %) 1575 1575 [[image:image-20220523151556-13.png||_mstalt="454129" _mstvisible="3"]] 1576 1576 1577 - 1578 1578 (% _mstvisible="1" %) 1579 -(% st yle="color:#4f81bd" %)**Downlink Command: 0xA3**1582 +(% _msthash="315393" _msttexthash="388193" _mstvisible="3" %)**Downlink Command: 0xA3** 1580 1580 1581 1581 (% _mstvisible="1" %) 1582 1582 * Example: 0xA301 ~/~/Same as AT+CLRDTA 1583 1583 1584 - 1585 1585 (% _mstvisible="1" %) 1586 1586 == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) == 1587 1587 ... ... @@ -1590,7 +1590,7 @@ 1590 1590 1591 1591 1592 1592 (% _mstvisible="1" %) 1593 -(% st yle="color:#4f81bd" %)**AT Command: AT+PNACKMD**1595 +(% _msthash="315395" _msttexthash="334256" _mstvisible="3" %)**AT Command: AT+PNACKMD** 1594 1594 1595 1595 (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %) 1596 1596 The default factory setting is 0 ... ... @@ -1599,14 +1599,12 @@ 1599 1599 (% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 171px;" %)(% _msthash="1231737" _msttexthash="251862" _mstvisible="6" %)**Command Example**|=(% _mstvisible="4" style="width: 219px;" %)(% _msthash="1231738" _msttexthash="116025" _mstvisible="6" %)**Function**|=(% _mstvisible="4" style="width: 119px;" %)(% _msthash="1231739" _msttexthash="116831" _mstvisible="6" %)**Response** 1600 1600 (% _mstvisible="3" %)|(% _msthash="1231321" _msttexthash="130455" _mstvisible="4" style="width:171px" %)AT+PNACKMD=1|(% _msthash="1231322" _msttexthash="377026" _mstvisible="4" style="width:219px" %)Poll None-ACK message|(% _msthash="1231323" _msttexthash="14989" _mstvisible="4" style="width:119px" %)OK 1601 1601 1602 - 1603 1603 (% _mstvisible="1" %) 1604 -(% st yle="color:#4f81bd" %)**Downlink Command: 0x34**1605 +(% _msthash="315397" _msttexthash="383981" _mstvisible="3" %)**Downlink Command: 0x34** 1605 1605 1606 1606 (% _mstvisible="1" %) 1607 1607 * Example: 0x3401 ~/~/Same as AT+PNACKMD=1 1608 1608 1609 - 1610 1610 (% _mstvisible="1" %) 1611 1611 = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) = 1612 1612 ... ... @@ -1665,24 +1665,27 @@ 1665 1665 [[image:image-20220530085651-1.png]] 1666 1666 1667 1667 1668 - **Connection:**1668 +Connection: 1669 1669 1670 -✓ **USB to TTL GND <~-~->GND**1670 +✓ USB to TTL GND <~-~->GND 1671 1671 1672 - **✓ USB to TTL RXD <~-~-> D+**1672 +✓ USB to TTL RXD <~-~-> D+ 1673 1673 1674 - **✓ USB to TTL TXD <~-~-> A11**1674 +✓ USB to TTL TXD <~-~-> A11 1675 1675 1676 - **✓ USB to TTL 3.3V <~-~-> D-**1676 +✓ USB to TTL 3.3V <~-~-> D- 1677 1677 1678 +In PC, User needs to set serial tool(such as **putty**, SecureCRT) baud rate to **9600** to access to 1678 1678 1679 -((( 1680 -In PC, User needs to set serial tool(such as **putty**, SecureCRT) baud rate to **9600** to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:**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. 1681 -))) 1680 +access serial console for LHT65N. The AT commands are disable by default and need to enter 1682 1682 1683 -((( 1682 +password (default:**123456**) to active it. Timeout to input AT Command is 5 min, after 5-minute, 1683 + 1684 +user need to input password again. User can use AT+DISAT command to disable AT command 1685 + 1686 +before timeout. 1687 + 1684 1684 Input password and ATZ to activate LHT65N,As shown below: 1685 -))) 1686 1686 1687 1687 [[image:image-20220530095701-4.png]] 1688 1688 ... ... @@ -1733,10 +1733,14 @@ 1733 1733 1734 1734 AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms 1735 1735 1736 -AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms1739 +AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 1737 1737 1738 - AT+JN2DL: Get or Set the JoinAccept Delay between the end of the Tx and the Join Rx Window 2 inms1741 +in ms 1739 1739 1743 +AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 1744 + 1745 +in ms 1746 + 1740 1740 AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA) 1741 1741 1742 1742 AT+NWKID: Get or Set the Network ID ... ... @@ -1946,10 +1946,6 @@ 1946 1946 ((( 1947 1947 (% _msthash="903342" _msttexthash="227084" _mstvisible="4" %) 1948 1948 Weight / pcs : 170g 1949 - 1950 - 1951 -(% _msthash="903342" _msttexthash="227084" _mstvisible="4" %) 1952 - 1953 1953 ))) 1954 1954 1955 1955 = 9. Reference = ... ... @@ -1956,8 +1956,6 @@ 1956 1956 1957 1957 * [[Datasheet, Photos, Decoder, Firmware>>https://www.dropbox.com/home/Products_Public_Document/LoRaWAN%20End%20Node/LHT65N%20Temperature%20%26%20Humidity%20Sensor]] 1958 1958 1959 - 1960 - 1961 1961 = 10. FCC Warning = 1962 1962 1963 1963 (% _mstvisible="1" %)