Skip to Content
Last modified by Mengting Qiu on 2025/07/03 14:48
From version 147.12
edited by Xiaoling
on 2022/06/17 14:55
Change comment: There is no comment for this version
To version 141.1
edited by Edwin Chen
on 2022/06/15 17:07
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
... ... @@ -1,5 +1,5 @@
1 1  (% style="text-align:center" %)
2 -[[image:image-20220613162008-1.png||_mstalt="428142" height="579" width="379"]]
2 +[[image:image-20220613162008-1.png||height="579" width="379"]]
3 3  
4 4  
5 5  
... ... @@ -1040,25 +1040,18 @@
1040 1040  (% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
1041 1041  7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
1042 1042  
1043 -(% _msthash="315237" _msttexthash="1385839" %)
1044 1044  Where the first 11 bytes is for the first entry:
1045 1045  
1046 -(% _msthash="315238" _msttexthash="274846" %)
1047 1047  7FFF089801464160065F97
1048 1048  
1049 -(% _msthash="315239" _msttexthash="617435" %)
1050 1050  Ext sensor data=0x7FFF/100=327.67
1051 1051  
1052 -(% _msthash="315240" _msttexthash="270543" %)
1053 1053  Temp=0x0898/100=22.00
1054 1054  
1055 -(% _msthash="315241" _msttexthash="211783" %)
1056 1056  Hum=0x0146/10=32.6
1057 1057  
1058 -(% _msthash="315242" _msttexthash="1569776" %)
1059 1059  poll message flag & Ext=0x41,means reply data,Ext=1
1060 1060  
1061 -(% _msthash="315243" _msttexthash="1120509" %)
1062 1062  Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
1063 1063  
1064 1064  
... ... @@ -1152,7 +1152,7 @@
1152 1152  = (% _msthash="401388" _msttexthash="566956" _mstvisible="3" %)3. S(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ensors(% _msthash="401388" _msttexthash="40417" _mstvisible="3" %) and A(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ccessories(%%) =
1153 1153  
1154 1154  (% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
1155 -== (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(% _msthash="487110" _msttexthash="455390" %) E3 Temperature Probe(%%) ==
1148 +== (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(%%) E3 Temperature Probe ==
1156 1156  
1157 1157  (% _mstvisible="1" %)
1158 1158  [[image:image-20220515080154-4.png||_mstalt="434681" _mstvisible="3" alt="photo-20220515080154-4.png" height="182" width="161"]] [[image:image-20220515080330-5.png||_mstalt="428792" _mstvisible="3" height="201" width="195"]]
... ... @@ -1186,7 +1186,7 @@
1186 1186  )))
1187 1187  * (% _mstvisible="3" %)
1188 1188  (((
1189 -(% _msthash="903319" _msttexthash="3225859" _mstvisible="4" %)
1182 +(% _msthash="903319" _msttexthash="2004301" _mstvisible="4" %)
1190 1190  LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1191 1191  )))
1192 1192  
... ... @@ -1205,7 +1205,7 @@
1205 1205  (% _mstvisible="1" %)
1206 1206  (((
1207 1207  (% _mstvisible="2" style="text-align: left;" %)
1208 -(% _msthash="506249" _msttexthash="317850" _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**General Commands**(% _msthash="506249" _mstmutation="1" _msttexthash="317850" _mstvisible="3" style="color:#4f81bd" %).
1201 +(% _msthash="506249" _msttexthash="317850" _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**General Commands**(% _msthash="506249" _msttexthash="317850" _mstvisible="3" style="color:#4f81bd" %).
1209 1209  )))
1210 1210  
1211 1211  (% _mstvisible="1" %)
... ... @@ -1228,7 +1228,7 @@
1228 1228  
1229 1229  (% _mstvisible="1" %)
1230 1230  (((
1231 -(% _msthash="506251" _msttexthash="12349142" _mstvisible="2" style="text-align: left;" %)
1224 +(% _msthash="506251" _msttexthash="8343023" _mstvisible="2" style="text-align: left;" %)
1232 1232  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]]
1233 1233  )))
1234 1234  
... ... @@ -1241,7 +1241,7 @@
1241 1241  (% _mstvisible="1" %)
1242 1242  (((
1243 1243  (% _mstvisible="2" style="text-align: left;" %)
1244 -(% _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506054" _msttexthash="792038" %)**Commands special design for LHT65N**
1237 +(% _mstvisible="3" style="color:#4f81bd" %)* **Commands special design for LHT65N**
1245 1245  )))
1246 1246  
1247 1247  (% _mstvisible="1" %)
... ... @@ -1261,7 +1261,7 @@
1261 1261  Feature: Change LoRaWAN End Node Transmit Interval.
1262 1262  
1263 1263  (% _mstvisible="1" style="text-align: left;" %)
1264 -(% _msthash="315244" _msttexthash="241696" style="color:#4f81bd" %)**AT Command: AT+TDC**
1257 +(% style="color:#4f81bd" %)**AT Command: AT+TDC**
1265 1265  
1266 1266  (% _mstvisible="1" %)
1267 1267  [[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
... ... @@ -1272,7 +1272,7 @@
1272 1272  
1273 1273  
1274 1274  (% _mstvisible="2" style="text-align: left;" %)
1275 -(% _msthash="506055" _msttexthash="381992" style="color:#4f81bd" %)**Downlink Command: 0x01**
1268 +(% style="color:#4f81bd" %)**Downlink Command: 0x01**
1276 1276  )))
1277 1277  
1278 1278  (% _mstvisible="1" %)
... ... @@ -1310,7 +1310,7 @@
1310 1310  Feature: Change External Sensor Mode.
1311 1311  
1312 1312  (% _mstvisible="1" style="text-align: left;" %)
1313 -(% _msthash="315245" _msttexthash="248118" style="color:#4f81bd" %)**AT Command: AT+EXT**
1306 +(% style="color:#4f81bd" %)**AT Command: AT+EXT**
1314 1314  
1315 1315  (% _mstvisible="1" %)
1316 1316  [[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
... ... @@ -1321,7 +1321,7 @@
1321 1321  
1322 1322  
1323 1323  (% _mstvisible="2" style="text-align: left;" %)
1324 -(% _msthash="506056" _msttexthash="387855" style="color:#4f81bd" %)**Downlink Command: 0xA2**
1317 +(% style="color:#4f81bd" %)**Downlink Command: 0xA2**
1325 1325  )))
1326 1326  
1327 1327  (% _mstvisible="1" %)
... ... @@ -1371,7 +1371,7 @@
1371 1371  PID is default set to disable (0)
1372 1372  
1373 1373  (% _mstvisible="1" style="text-align: left;" %)
1374 -(% _msthash="315246" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1367 +(% style="color:#4f81bd" %)**AT Command:**
1375 1375  
1376 1376  (% _mstvisible="1" %)
1377 1377  [[image:image-20220523150928-4.png||_mstalt="431821" _mstvisible="3"]]
... ... @@ -1378,14 +1378,12 @@
1378 1378  
1379 1379  
1380 1380  (% _mstvisible="1" style="text-align: left;" %)
1381 -(% _msthash="315247" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1374 +(% style="color:#4f81bd" %)**Downlink Command:**
1382 1382  
1383 1383  (% _mstvisible="1" %)
1384 1384  * 0xA800  **~-~->** AT+PID=0
1385 1385  * 0xA801     **~-~->** AT+PID=1
1386 1386  
1387 -
1388 -
1389 1389  (% _mstvisible="1" style="text-align: left;" %)
1390 1390  == (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
1391 1391  
... ... @@ -1393,7 +1393,7 @@
1393 1393  Feature: Set device password, max 9 digits
1394 1394  
1395 1395  (% _mstvisible="1" style="text-align: left;" %)
1396 -(% _msthash="315248" _msttexthash="295009" style="color:#4f81bd" %)**AT Command: AT+PWORD**
1387 +(% style="color:#4f81bd" %)**AT Command: AT+PWORD**
1397 1397  
1398 1398  (% _mstvisible="1" %)
1399 1399  [[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
... ... @@ -1404,7 +1404,7 @@
1404 1404  
1405 1405  
1406 1406  (% _mstvisible="2" style="text-align: left;" %)
1407 -(% _msthash="506057" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1398 +(% style="color:#4f81bd" %)**Downlink Command:**
1408 1408  )))
1409 1409  
1410 1410  (% _mstvisible="1" %)
... ... @@ -1423,7 +1423,7 @@
1423 1423  Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
1424 1424  
1425 1425  (% _mstvisible="1" style="text-align: left;" %)
1426 -(% _msthash="315249" _msttexthash="289120" style="color:#4f81bd" %)**AT Command: AT+DISAT**
1417 +(% style="color:#4f81bd" %)**AT Command: AT+DISAT**
1427 1427  
1428 1428  (% _mstvisible="1" %)
1429 1429  [[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
... ... @@ -1430,7 +1430,7 @@
1430 1430  
1431 1431  
1432 1432  (% _mstvisible="1" style="text-align: left;" %)
1433 -(% _msthash="315250" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1424 +(% style="color:#4f81bd" %)**Downlink Command:**
1434 1434  
1435 1435  (% _msthash="315368" _msttexthash="974311" _mstvisible="1" style="text-align: left;" %)
1436 1436  No downlink command for this feature.
... ... @@ -1446,19 +1446,18 @@
1446 1446  * AT+Sleep=1 : Device is in deep sleep mode, no LoRa activation happen, used for storage or shipping.
1447 1447  
1448 1448  (% _mstvisible="1" style="text-align: left;" %)
1449 -(% _msthash="315251" _msttexthash="289783" style="color:#4f81bd" %)**AT Command: AT+SLEEP**
1440 +(% style="color:#4f81bd" %)**AT Command: AT+SLEEP**
1450 1450  
1451 1451  (% _mstvisible="1" %)
1452 1452  [[image:image-20220523151218-7.png||_mstalt="430703" _mstvisible="3"]]
1453 1453  
1454 1454  (% _mstvisible="1" %)
1455 -(% _msthash="315252" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1446 +(% style="color:#4f81bd" %)**Downlink Command:**
1456 1456  
1457 1457  (% _mstvisible="1" %)
1458 1458  * There is no downlink command to set to Sleep mode.
1459 1459  
1460 1460  
1461 -
1462 1462  (% _mstvisible="1" %)
1463 1463  == (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
1464 1464  
... ... @@ -1466,7 +1466,7 @@
1466 1466  Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
1467 1467  
1468 1468  (% _mstvisible="1" %)
1469 -(% _msthash="315253" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1459 +(% style="color:#4f81bd" %)**AT Command:**
1470 1470  
1471 1471  (% _mstvisible="1" %)
1472 1472  [[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
... ... @@ -1473,7 +1473,7 @@
1473 1473  
1474 1474  
1475 1475  (% _mstvisible="1" %)
1476 -(% _msthash="315254" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1466 +(% style="color:#4f81bd" %)**Downlink Command:**
1477 1477  
1478 1478  (% _msthash="315375" _msttexthash="2898571" _mstvisible="1" %)
1479 1479  0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
... ... @@ -1497,7 +1497,7 @@
1497 1497  (% _mstvisible="1" %)
1498 1498  (((
1499 1499  (% _mstvisible="2" %)
1500 -(% _msthash="506058" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1490 +(% style="color:#4f81bd" %)**AT Command:**
1501 1501  )))
1502 1502  
1503 1503  (% _mstvisible="1" %)
... ... @@ -1505,7 +1505,7 @@
1505 1505  
1506 1506  
1507 1507  (% _mstvisible="1" %)
1508 -(% _msthash="315255" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1498 +(% style="color:#4f81bd" %)**Downlink Command:**
1509 1509  
1510 1510  (% _msthash="315377" _msttexthash="479648" _mstvisible="1" %)
1511 1511  0x28 01 ~/~/ Same As AT+SYNCMOD=1
... ... @@ -1521,7 +1521,7 @@
1521 1521  Feature: Define System time sync interval. SYNCTDC default value: 10 days.
1522 1522  
1523 1523  (% _mstvisible="1" %)
1524 -(% _msthash="315256" _msttexthash="137488" style="color:#4f81bd" %)**AT Command:**
1514 +(% style="color:#4f81bd" %)**AT Command:**
1525 1525  
1526 1526  (% _mstvisible="1" %)
1527 1527  [[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
... ... @@ -1528,7 +1528,7 @@
1528 1528  
1529 1529  
1530 1530  (% _mstvisible="1" %)
1531 -(% _msthash="315257" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1521 +(% style="color:#4f81bd" %)**Downlink Command:**
1532 1532  
1533 1533  (% _msthash="315382" _msttexthash="590044" _mstvisible="1" %)
1534 1534  0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
... ... @@ -1541,7 +1541,7 @@
1541 1541  Feature: Print the sector data from start page to stop page (max is 416 pages).
1542 1542  
1543 1543  (% _mstvisible="1" %)
1544 -(% _msthash="315258" _msttexthash="264953" style="color:#4f81bd" %)**AT Command: AT+PDTA**
1534 +(% style="color:#4f81bd" %)**AT Command: AT+PDTA**
1545 1545  
1546 1546  (% _mstvisible="1" %)
1547 1547  [[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
... ... @@ -1548,7 +1548,7 @@
1548 1548  
1549 1549  
1550 1550  (% _mstvisible="1" %)
1551 -(% _msthash="315259" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1541 +(% style="color:#4f81bd" %)**Downlink Command:**
1552 1552  
1553 1553  (% _msthash="315386" _msttexthash="799539" _mstvisible="1" %)
1554 1554  No downlink commands for feature
... ... @@ -1561,7 +1561,7 @@
1561 1561  Feature: Print the last few data entries
1562 1562  
1563 1563  (% _mstvisible="1" %)
1564 -(% _msthash="315260" _msttexthash="288522" style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1554 +(% style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1565 1565  
1566 1566  (% _mstvisible="1" %)
1567 1567  [[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
... ... @@ -1568,7 +1568,7 @@
1568 1568  
1569 1569  
1570 1570  (% _mstvisible="1" %)
1571 -(% _msthash="315261" _msttexthash="298038" style="color:#4f81bd" %)**Downlink Command:**
1561 +(% style="color:#4f81bd" %)**Downlink Command:**
1572 1572  
1573 1573  (% _msthash="315390" _msttexthash="799539" _mstvisible="1" %)
1574 1574  No downlink commands for feature
... ... @@ -1581,7 +1581,7 @@
1581 1581  Feature: Clear flash storage for data log feature.
1582 1582  
1583 1583  (% _mstvisible="1" %)
1584 -(% _msthash="315262" _msttexthash="311415" style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1574 +(% style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1585 1585  
1586 1586  (% _mstvisible="1" %)
1587 1587  [[image:image-20220523151556-13.png||_mstalt="454129" _mstvisible="3"]]
... ... @@ -1588,13 +1588,11 @@
1588 1588  
1589 1589  
1590 1590  (% _mstvisible="1" %)
1591 -(% _msthash="315263" _msttexthash="388193" style="color:#4f81bd" %)**Downlink Command: 0xA3**
1581 +(% style="color:#4f81bd" %)**Downlink Command: 0xA3**
1592 1592  
1593 1593  (% _mstvisible="1" %)
1594 1594  * Example: 0xA301 ~/~/Same as AT+CLRDTA
1595 1595  
1596 -
1597 -
1598 1598  (% _mstvisible="1" %)
1599 1599  == (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
1600 1600  
... ... @@ -1603,7 +1603,7 @@
1603 1603  
1604 1604  
1605 1605  (% _mstvisible="1" %)
1606 -(% _msthash="315264" _msttexthash="334256" style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1594 +(% style="color:#4f81bd" %)**AT Command: AT+PNACKMD**
1607 1607  
1608 1608  (% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
1609 1609  The default factory setting is 0
... ... @@ -1613,13 +1613,11 @@
1613 1613  (% _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
1614 1614  
1615 1615  (% _mstvisible="1" %)
1616 -(% _msthash="315265" _msttexthash="383981" style="color:#4f81bd" %)**Downlink Command: 0x34**
1604 +(% style="color:#4f81bd" %)**Downlink Command: 0x34**
1617 1617  
1618 1618  (% _mstvisible="1" %)
1619 1619  * Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1620 1620  
1621 -
1622 -
1623 1623  (% _mstvisible="1" %)
1624 1624  = (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1625 1625  
... ... @@ -1659,7 +1659,6 @@
1659 1659  (((
1660 1660  (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1661 1661  (((
1662 -(% _msthash="736723" _msttexthash="35479028" %)
1663 1663  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:
1664 1664  [[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]]
1665 1665  )))
... ... @@ -1669,354 +1669,209 @@
1669 1669  )))
1670 1670  
1671 1671  (((
1672 -(% _msthash="736724" _msttexthash="12045098" %)
1673 1673  A full detail test report for LHT65N on different frequency can be found at : [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0>>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
1674 1674  )))
1675 1675  
1676 1676  
1677 1677  (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1678 -= (% _msthash="183170" _msttexthash="37921" _mstvisible="3" %)6. FAQ(%%) =
1662 += (% _msthash="183170" _msttexthash="163566" _mstvisible="3" %)6. FAQ(%%) =
1679 1679  
1680 1680  (% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1681 -== (% _msthash="491075" _msttexthash="437463" %)6.1 How to use AT Command?(%%) ==
1665 +== 6.1 How to use AT Command? ==
1682 1682  
1683 1683  (((
1684 -(% _msthash="736725" _msttexthash="9345674" %)
1685 1685  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.
1686 1686  )))
1687 1687  
1688 -[[image:image-20220530085651-1.png||_mstalt="429949"]]
1671 +[[image:image-20220530085651-1.png]]
1689 1689  
1690 1690  
1691 -(% _msthash="506061" _msttexthash="170755" %)**Connection:**
1674 +**Connection:**
1692 1692  
1693 -(% _msthash="506062" _msttexthash="1187732" %)
1694 -**✓ (% style="background-color:yellow" %)USB to TTL GND <~-~->GND(%%)**
1676 +✓** USB to TTL GND <~-~->GND**
1695 1695  
1696 -(% _msthash="506063" _msttexthash="1158313" %)**✓  **(% style="background-color:yellow" %)**USB to TTL RXD <~-~-> D+**
1678 +**✓ USB to TTL RXD <~-~-> D+**
1697 1697  
1698 -(% _msthash="506064" _msttexthash="1175629" %)**✓  **(% style="background-color:yellow" %)**USB to TTL TXD <~-~-> A11**
1680 +**✓ USB to TTL TXD <~-~-> A11**
1699 1699  
1700 -(% _msthash="506065" _msttexthash="1164696" %)**✓  **(% style="background-color:yellow" %)**USB to TTL 3.3V <~-~-> D-**
1682 +**✓ USB to TTL 3.3V <~-~-> D-**
1701 1701  
1702 1702  
1703 1703  (((
1704 -(% _msthash="736726" _msttexthash="67213055" %)
1705 -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.
1686 +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.
1706 1706  )))
1707 1707  
1708 1708  (((
1709 -(% _msthash="736727" _msttexthash="1907009" %)
1710 1710  Input password and ATZ to activate LHT65N,As shown below:
1711 1711  )))
1712 1712  
1713 -[[image:image-20220530095701-4.png||_mstalt="430014"]]
1693 +[[image:image-20220530095701-4.png]]
1714 1714  
1715 1715  
1716 -(% _msthash="506066" _msttexthash="544869" %)
1717 1717  AT Command List is as below:
1718 1718  
1719 -(% _msthash="506067" _msttexthash="361920" %)
1720 1720  AT+<CMD>? :  Help on <CMD>
1721 1721  
1722 -(% _msthash="506068" _msttexthash="243061" %)
1723 1723  AT+<CMD> :  Run <CMD>
1724 1724  
1725 -(% _msthash="506069" _msttexthash="704197" %)
1726 1726  AT+<CMD>=<value> :  Set the value
1727 1727  
1728 -(% _msthash="506070" _msttexthash="455676" %)
1729 1729  AT+<CMD>=? :  Get the value
1730 1730  
1731 -(% _msthash="506071" _msttexthash="670553" %)
1732 1732  AT+DEBUG:  Set more info output
1733 1733  
1734 -(% _msthash="506072" _msttexthash="485888" %)
1735 1735  ATZ:  Trig a reset of the MCU
1736 1736  
1737 -(% _msthash="506073" _msttexthash="2068872" %)
1738 1738  AT+FDR:  Reset Parameters to Factory Default, Keys Reserve
1739 1739  
1740 -(% _msthash="506074" _msttexthash="689169" %)
1741 1741  AT+DEUI:  Get or Set the Device EUI
1742 1742  
1743 -(% _msthash="506075" _msttexthash="960414" %)
1744 1744  AT+DADDR:  Get or Set the Device Address
1745 1745  
1746 -(% _msthash="506076" _msttexthash="1079897" %)
1747 1747  AT+APPKEY:  Get or Set the Application Key
1748 1748  
1749 -(% _msthash="506077" _msttexthash="1326143" %)
1750 1750  AT+NWKSKEY:  Get or Set the Network Session Key
1751 1751  
1752 -(% _msthash="506078" _msttexthash="1573000" %)
1753 1753  AT+APPSKEY:  Get or Set the Application Session Key
1754 1754  
1755 -(% _msthash="506079" _msttexthash="1041729" %)
1756 1756  AT+APPEUI:  Get or Set the Application EUI
1757 1757  
1758 -(% _msthash="506080" _msttexthash="2104206" %)
1759 1759  AT+ADR:  Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1760 1760  
1761 -(% _msthash="506081" _msttexthash="3369288" %)
1762 1762  AT+TXP:  Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1763 1763  
1764 -(% _msthash="506082" _msttexthash="1894529" %)
1765 1765  AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)
1766 1766  
1767 -(% _msthash="506083" _msttexthash="3864172" %)
1768 1768  AT+DCS:  Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1769 1769  
1770 -(% _msthash="506084" _msttexthash="1712204" %)
1771 1771  AT+PNM:  Get or Set the public network mode. (0: off, 1: on)
1772 1772  
1773 -(% _msthash="506085" _msttexthash="1281202" %)
1774 1774  AT+RX2FQ:  Get or Set the Rx2 window frequency
1775 1775  
1776 -(% _msthash="506086" _msttexthash="2796781" %)
1777 1777  AT+RX2DR:  Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1778 1778  
1779 -(% _msthash="506087" _msttexthash="3285165" %)
1780 1780  AT+RX1DL:  Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1781 1781  
1782 -(% _msthash="506088" _msttexthash="3286179" %)
1783 1783  AT+RX2DL:  Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1784 1784  
1785 -(% _msthash="506089" _msttexthash="4703803" %)
1786 1786  AT+JN1DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1787 1787  
1788 -(% _msthash="506090" _msttexthash="4704999" %)
1789 1789  AT+JN2DL:  Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1790 1790  
1791 -(% _msthash="506091" _msttexthash="1528683" %)
1792 1792  AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1793 1793  
1794 -(% _msthash="506092" _msttexthash="757185" %)
1795 1795  AT+NWKID:  Get or Set the Network ID
1796 1796  
1797 -(% _msthash="506093" _msttexthash="1156597" %)
1798 1798  AT+FCU:  Get or Set the Frame Counter Uplink
1799 1799  
1800 -(% _msthash="506094" _msttexthash="1273987" %)
1801 1801  AT+FCD:  Get or Set the Frame Counter Downlink
1802 1802  
1803 -(% _msthash="506095" _msttexthash="859222" %)
1804 1804  AT+CLASS:  Get or Set the Device Class
1805 1805  
1806 -(% _msthash="506096" _msttexthash="384852" %)
1807 1807  AT+JOIN:  Join network
1808 1808  
1809 -(% _msthash="506097" _msttexthash="548626" %)
1810 1810  AT+NJS:  Get the join status
1811 1811  
1812 -(% _msthash="506098" _msttexthash="2546206" %)
1813 1813  AT+SENDB:  Send hexadecimal data along with the application port
1814 1814  
1815 -(% _msthash="506099" _msttexthash="1932307" %)
1816 1816  AT+SEND:  Send text data along with the application port
1817 1817  
1818 -(% _msthash="506100" _msttexthash="3560557" %)
1819 1819  AT+RECVB:  Print last received data in binary format (with hexadecimal values)
1820 1820  
1821 -(% _msthash="506101" _msttexthash="1429701" %)
1822 1822  AT+RECV:  Print last received data in raw format
1823 1823  
1824 -(% _msthash="506102" _msttexthash="1735981" %)
1825 1825  AT+VER:  Get current image version and Frequency Band
1826 1826  
1827 -(% _msthash="506103" _msttexthash="1189474" %)
1828 1828  AT+CFM:  Get or Set the confirmation mode (0-1)
1829 1829  
1830 -(% _msthash="506104" _msttexthash="1718210" %)
1831 1831  AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1832 1832  
1833 -(% _msthash="506105" _msttexthash="1339403" %)
1834 1834  AT+SNR:  Get the SNR of the last received packet
1835 1835  
1836 -(% _msthash="506106" _msttexthash="1452009" %)
1837 1837  AT+RSSI:  Get the RSSI of the last received packet
1838 1838  
1839 -(% _msthash="506107" _msttexthash="2768142" %)
1840 1840  AT+TDC:  Get or set the application data transmission interval in ms
1841 1841  
1842 -(% _msthash="506108" _msttexthash="1083914" %)
1843 1843  AT+PORT:  Get or set the application port
1844 1844  
1845 -(% _msthash="506109" _msttexthash="622440" %)
1846 1846  AT+DISAT:  Disable AT commands
1847 1847  
1848 -(% _msthash="506110" _msttexthash="868361" %)
1849 1849  AT+PWORD:  Set password, max 9 digits
1850 1850  
1851 -(% _msthash="506111" _msttexthash="2210299" %)
1852 1852  AT+CHS:  Get or Set Frequency (Unit: Hz) for Single Channel Mode
1853 1853  
1854 -(% _msthash="506112" _msttexthash="2113462" %)
1855 1855  AT+CHE:  Get or Set eight channels mode,Only for US915,AU915,CN470
1856 1856  
1857 -(% _msthash="506113" _msttexthash="2087423" %)
1858 1858  AT+PDTA:  Print the sector data from start page to stop page
1859 1859  
1860 -(% _msthash="506114" _msttexthash="1063127" %)
1861 1861  AT+PLDTA:  Print the last few sets of data
1862 1862  
1863 -(% _msthash="506115" _msttexthash="1999426" %)
1864 1864  AT+CLRDTA:  Clear the storage, record position back to 1st
1865 1865  
1866 -(% _msthash="506116" _msttexthash="442130" %)
1867 1867  AT+SLEEP:  Set sleep mode
1868 1868  
1869 -(% _msthash="506117" _msttexthash="1080222" %)
1870 1870  AT+EXT:  Get or Set external sensor model
1871 1871  
1872 -(% _msthash="506118" _msttexthash="1309490" %)
1873 1873  AT+BAT:  Get the current battery voltage in mV
1874 1874  
1875 -(% _msthash="506119" _msttexthash="813891" %)
1876 1876  AT+CFG:  Print all configurations
1877 1877  
1878 -(% _msthash="506120" _msttexthash="551707" %)
1879 1879  AT+WMOD:  Get or Set Work Mode
1880 1880  
1881 -(% _msthash="506121" _msttexthash="2631499" %)
1882 1882  AT+ARTEMP:  Get or set the internal Temperature sensor alarm range
1883 1883  
1884 -(% _msthash="506122" _msttexthash="3907150" %)
1885 1885  AT+CITEMP:  Get or set the internal Temperature sensor collection interval in min
1886 1886  
1887 -(% _msthash="506123" _msttexthash="854620" %)
1888 1888  AT+SETCNT:  Set the count at present
1889 1889  
1890 -(% _msthash="506124" _msttexthash="2554877" %)
1891 1891  AT+RJTDC:  Get or set the ReJoin data transmission interval in min
1892 1892  
1893 -(% _msthash="506125" _msttexthash="771849" %)
1894 1894  AT+RPL:  Get or set response level
1895 1895  
1896 -(% _msthash="506126" _msttexthash="1484314" %)
1897 1897  AT+TIMESTAMP:  Get or Set UNIX timestamp in second
1898 1898  
1899 -(% _msthash="506127" _msttexthash="741728" %)
1900 1900  AT+LEAPSEC:  Get or Set Leap Second
1901 1901  
1902 -(% _msthash="506128" _msttexthash="1694017" %)
1903 1903  AT+SYNCMOD:  Get or Set time synchronization method
1904 1904  
1905 -(% _msthash="506129" _msttexthash="2235948" %)
1906 1906  AT+SYNCTDC:  Get or set time synchronization interval in day
1907 1907  
1908 -(% _msthash="506130" _msttexthash="425542" %)
1909 1909  AT+PID:  Get or set the PID
1910 1910  
1911 1911  
1912 -== (% _msthash="1616654" _msttexthash="1555359" %)6.2 Where to use AT commands and Downlink commands(%%) ==
1827 +== 6.2 Where to use AT commands and Downlink commands ==
1913 1913  
1914 -(% _msthash="506131" _msttexthash="14585714" %)
1915 1915  AT commands：
1916 1916  
1917 -[[image:image-20220615092034-1.png||_mstalt="428870"]]
1831 +[[image:image-20220615092034-1.png]]
1918 1918  
1919 -(% _msthash="506132" _msttexthash="337922" %)
1920 1920  Downlink commands:
1921 1921  
1835 +TTN:
1922 1922  
1923 -(% _msthash="506133" _msttexthash="33046" %)
1924 -**TTN:**
1837 +[[image:image-20220615092124-2.png||height="843" width="893"]]
1925 1925  
1926 -[[image:image-20220615092124-2.png||_mstalt="429221" height="843" width="893"]]
1839 +Helium：
1927 1927  
1841 +[[image:image-20220615092551-3.png||height="556" width="1097"]]
1928 1928  
1929 -(% _msthash="506134" _msttexthash="11113791" %)
1930 -**Helium：**
1843 +Chirpstack:The downlink window will not be displayed until the network is accessed
1931 1931  
1932 -[[image:image-20220615092551-3.png||_mstalt="430794" height="556" width="1097"]]
1845 +[[image:image-20220615094850-6.png]]
1933 1933  
1847 +[[image:image-20220615094904-7.png||height="329" width="1067"]]
1934 1934  
1935 -(% _msthash="506135" _msttexthash="4159844" %)
1936 -**Chirpstack:The downlink window will not be displayed until the network is accessed**
1849 +Aws:
1937 1937  
1938 -[[image:image-20220615094850-6.png||_mstalt="433082"]]
1851 +[[image:image-20220615092939-4.png||height="532" width="1062"]]
1939 1939  
1940 -[[image:image-20220615094904-7.png||_mstalt="433485" height="329" width="1067"]]
1853 +== 6.3 How to change the uplink interval？ ==
1941 1941  
1942 -
1943 -(% _msthash="506136" _msttexthash="39286" %)
1944 -**Aws:**
1945 -
1946 -[[image:image-20220615092939-4.png||_mstalt="434460" height="532" width="1062"]]
1947 -
1948 -
1949 -== (% _msthash="1220570" _msttexthash="33199257" %)6.3 How to change the uplink interval？(%%) ==
1950 -
1951 -[[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"]]
1952 -
1953 -
1954 -(% _msthash="536757" _msttexthash="1874951" %)
1955 -== 6.4 How to use TTL-USB to connect a PC to input AT commands? ==
1956 -
1957 -[[image:image-20220615153355-1.png]]
1958 -
1959 -(% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1960 -
1961 -(% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1962 -
1963 -(% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1964 -
1965 -[[image:image-20220615153914-2.jpeg||height="608" width="456"]]
1966 -
1967 -
1968 -(((
1969 -(% _msthash="736728" _msttexthash="67213055" %)
1970 -(((
1971 -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:red" %)**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.
1855 +[[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/]]
1972 1972  )))
1973 -)))
1974 1974  
1975 -(((
1976 -(% _msthash="736729" _msttexthash="1907009" %)
1977 -Input password and ATZ to activate LHT65N,As shown below:
1978 -
1979 -[[image:image-20220615154519-3.png]]
1980 -
1981 -
1982 -)))
1983 -
1984 -
1985 -== 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1986 -
1987 -[[image:image-20220615153355-1.png]]
1988 -
1989 -(% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
1990 -
1991 -(% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1992 -
1993 -(% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1994 -
1995 -Use after connection， ground wire（1 < - -> GND  < - ->  Black） for 1s and then pull it out.Then restart the device.
1996 -
1997 -
1998 -(% _mstmutation="1" %)**Step1**(%%): Install TremoProgrammer  first.
1999 -
2000 -[[image:image-20220615170542-5.png]]
2001 -
2002 -
2003 -(% _msthash="506146" _msttexthash="52173160" %)
2004 -(% _istranslated="1" %)**Step2**(%%)：Download the LHT65N image files.
2005 -
2006 -
2007 -(% _msthash="506147" _msttexthash="188083584" %)
2008 -(% _istranslated="1" %)**Step3：**(%%)Select the serial port and baud rate of the device and the firmware to be upgraded.
2009 -
2010 -[[image:image-20220615171334-6.png]]
2011 -
2012 -
2013 -(% _istranslated="1" _mstmutation="1" %)**Step4：**(%%)Click Start
2014 -
2015 -
2016 -)))
2017 -
2018 2018  (% _mstvisible="1" %)
2019 -= (% _msthash="183170" _msttexthash="13740740" _mstvisible="3" %)7. (%%)Order Info =
1859 += (% _msthash="183170" _msttexthash="163566" _mstvisible="3" %)7. Order Info(%%) =
2020 2020  
2021 2021  (% _mstvisible="1" %)
2022 2022  (((
... ... @@ -2034,42 +2034,42 @@
2034 2034  * (% _mstvisible="3" %)
2035 2035  (((
2036 2036  (% _msthash="903327" _msttexthash="393341" _mstvisible="4" %)
2037 -(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1877 +(% _mstvisible="6" style="color:#4f81bd" %)** AS923**(%%): LoRaWAN AS923 band
2038 2038  )))
2039 2039  * (% _mstvisible="3" %)
2040 2040  (((
2041 2041  (% _msthash="903328" _msttexthash="394576" _mstvisible="4" %)
2042 -(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1882 +(% _mstvisible="6" style="color:#4f81bd" %)** AU915**(%%): LoRaWAN AU915 band
2043 2043  )))
2044 2044  * (% _mstvisible="3" %)
2045 2045  (((
2046 2046  (% _msthash="903329" _msttexthash="393913" _mstvisible="4" %)
2047 -(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
1887 +(% _mstvisible="6" style="color:#4f81bd" %)** EU433**(%%): LoRaWAN EU433 band
2048 2048  )))
2049 2049  * (% _mstvisible="3" %)
2050 2050  (((
2051 2051  (% _msthash="903330" _msttexthash="399087" _mstvisible="4" %)
2052 -(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
1892 +(% _mstvisible="6" style="color:#4f81bd" %)** EU868**(%%): LoRaWAN EU868 band
2053 2053  )))
2054 2054  * (% _mstvisible="3" %)
2055 2055  (((
2056 2056  (% _msthash="903331" _msttexthash="395109" _mstvisible="4" %)
2057 -(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
1897 +(% _mstvisible="6" style="color:#4f81bd" %)** KR920**(%%): LoRaWAN KR920 band
2058 2058  )))
2059 2059  * (% _mstvisible="3" %)
2060 2060  (((
2061 2061  (% _msthash="903332" _msttexthash="400842" _mstvisible="4" %)
2062 -(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1902 +(% _mstvisible="6" style="color:#4f81bd" %)** US915**(%%): LoRaWAN US915 band
2063 2063  )))
2064 2064  * (% _mstvisible="3" %)
2065 2065  (((
2066 2066  (% _msthash="903333" _msttexthash="396487" _mstvisible="4" %)
2067 -(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
1907 +(% _mstvisible="6" style="color:#4f81bd" %)** IN865**(%%): LoRaWAN IN865 band
2068 2068  )))
2069 2069  * (% _mstvisible="3" %)
2070 2070  (((
2071 2071  (% _msthash="903334" _msttexthash="390923" _mstvisible="4" %)
2072 -(% _mstvisible="6" style="color:#4f81bd" %)** **(% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1912 +(% _mstvisible="6" style="color:#4f81bd" %)** CN470**(%%): LoRaWAN CN470 band
2073 2073  )))
2074 2074  
2075 2075  (% _mstvisible="1" %)
... ... @@ -2082,7 +2082,7 @@
2082 2082  * (% _mstvisible="3" %)
2083 2083  (((
2084 2084  (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
2085 -(% style="color:red" %)**E3**(%%): External Temperature Probe
1925 +(% _mstvisible="6" style="color:#4f81bd" %)**E3**(%%): External Temperature Probe
2086 2086  
2087 2087  
2088 2088  (% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
... ... @@ -2090,7 +2090,7 @@
2090 2090  )))
2091 2091  
2092 2092  (% _mstvisible="1" %)
2093 -= (% _msthash="233363" _msttexthash="13823550" _mstvisible="3" %)8. (%%)Packing Info =
1933 += (% _msthash="233363" _msttexthash="211237" _mstvisible="3" %)8. Packing Info(%%) =
2094 2094  
2095 2095  (% _mstvisible="1" %)
2096 2096  (((
... ... @@ -2128,27 +2128,33 @@
2128 2128  * (% _mstvisible="3" %)
2129 2129  (((
2130 2130  (% _msthash="903339" _msttexthash="391807" _mstvisible="4" %)
2131 -Device Size:  10 x 10 x 3.5 cm
1971 +Device Size:  13.5 x 7 x 3 cm
2132 2132  )))
2133 2133  * (% _mstvisible="3" %)
2134 2134  (((
2135 2135  (% _msthash="903340" _msttexthash="285298" _mstvisible="4" %)
2136 -Device Weight: 120.5g
1976 +Device Weight: 105g
2137 2137  )))
2138 -
2139 -(% _mstvisible="3" %)
1978 +* (% _mstvisible="3" %)
2140 2140  (((
2141 -
1980 +(% _msthash="903341" _msttexthash="562926" _mstvisible="4" %)
1981 +Package Size / pcs : 14.5 x 8 x 5 cm
1982 +)))
1983 +* (% _mstvisible="3" %)
1984 +(((
1985 +(% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
1986 +Weight / pcs : 170g
2142 2142  
1988 +
2143 2143  (% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
2144 2144  
2145 2145  )))
2146 2146  
2147 -= (% _msthash="184782" _msttexthash="16007771" %)9. Reference material(%%) =
1993 += 9. Reference =
2148 2148  
2149 -* [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/home/Products_Public_Document/LoRaWAN%20End%20Node/LHT65N%20Temperature%20%26%20Humidity%20Sensor||_msthash="504975" _msttexthash="51420512"]]
1995 +* [[Datasheet, Photos, Decoder, Firmware>>https://www.dropbox.com/home/Products_Public_Document/LoRaWAN%20End%20Node/LHT65N%20Temperature%20%26%20Humidity%20Sensor]]
2150 2150  
2151 -= (% _msthash="216320" _msttexthash="10002096" %)10. (%%)FCC Warning =
1997 += 10. FCC Warning =
2152 2152  
2153 2153  (% _mstvisible="1" %)
2154 2154  (((
image-20220615171334-6.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Bei
Size
... ... @@ -1,1 +1,0 @@
1 -16.2 KB
Content