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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 57.2
edited by Xiaoling
on 2022/05/24 10:14
Change comment: There is no comment for this version
To version 58.3
edited by Xiaoling
on 2022/05/24 10:32
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -1116,9 +1116,9 @@
1116 1116  
1117 1117  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1118 1118  
1119 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1119 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1120 1120  
1121 -If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1121 +If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1122 1122  
1123 1123  
1124 1124  **Example3**: Connect to a 220v high active sensor.
... ... @@ -1130,7 +1130,7 @@
1130 1130  
1131 1131  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1132 1132  
1133 - [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1133 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1134 1134  
1135 1135  If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1136 1136  
... ... @@ -1379,258 +1379,437 @@
1379 1379  AT+CFG: Print all settings
1380 1380  )))
1381 1381  
1382 +== 4.2 Common AT Command Sequence ==
1382 1382  
1384 +=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1383 1383  
1384 -1.
1385 -11. Common AT Command Sequence
1386 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1387 -
1386 +(((
1388 1388  If device has not joined network yet:
1388 +)))
1389 1389  
1390 -123456
1390 +(((
1391 +(% style="background-color:#dcdcdc" %)123456
1392 +)))
1391 1391  
1392 -AT+FDR
1394 +(((
1395 +(% style="background-color:#dcdcdc" %)AT+FDR
1396 +)))
1393 1393  
1394 -123456
1398 +(((
1399 +(% style="background-color:#dcdcdc" %)123456
1400 +)))
1395 1395  
1396 -AT+NJM=0
1402 +(((
1403 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1404 +)))
1397 1397  
1398 -ATZ
1406 +(((
1407 +(% style="background-color:#dcdcdc" %)ATZ
1408 +)))
1399 1399  
1400 1400  
1411 +(((
1401 1401  If device already joined network:
1413 +)))
1402 1402  
1403 -AT+NJM=0
1415 +(((
1416 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1417 +)))
1404 1404  
1405 -ATZ
1419 +(((
1420 +(% style="background-color:#dcdcdc" %)ATZ
1421 +)))
1406 1406  
1407 -1.
1408 -11.
1409 -111. Single-channel ABP mode (Use with LG01/LG02)
1423 +=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1410 1410  
1411 -123456   Enter Password to have AT access.
1425 +(((
1426 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1427 +)))
1412 1412  
1413 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1429 +(((
1430 +(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1431 +)))
1414 1414  
1415 -123456   Enter Password to have AT access.
1433 +(((
1434 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1435 +)))
1416 1416  
1417 -AT+CLASS=C Set to work in CLASS C
1437 +(((
1438 +(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1439 +)))
1418 1418  
1419 -AT+NJM=0 Set to ABP mode
1441 +(((
1442 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1443 +)))
1420 1420  
1421 -AT+ADR=0 Set the Adaptive Data Rate Off
1445 +(((
1446 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1447 +)))
1422 1422  
1423 -AT+DR=5  Set Data Rate
1449 +(((
1450 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1451 +)))
1424 1424  
1425 -AT+TDC=60000  Set transmit interval to 60 seconds
1453 +(((
1454 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1455 +)))
1426 1426  
1427 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1457 +(((
1458 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1459 +)))
1428 1428  
1429 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1461 +(((
1462 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1463 +)))
1430 1430  
1431 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1465 +(((
1466 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1467 +)))
1432 1432  
1433 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1469 +(((
1470 +(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%)Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1471 +)))
1434 1434  
1435 -ATZ          Reset MCU
1473 +(((
1474 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1475 +)))
1436 1436  
1437 -**Note:**
1477 +(((
1478 +(% style="color:red" %)**Note:**
1479 +)))
1438 1438  
1439 -1. Make sure the device is set to ABP mode in the IoT Server.
1440 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1441 -1. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1442 -1. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1481 +(((
1482 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1483 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1484 +3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1485 +4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1486 +)))
1443 1443  
1444 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
1488 +(((
1489 +[[image:1653359097980-169.png||height="188" width="729"]]
1490 +)))
1445 1445  
1492 +(((
1493 +
1494 +)))
1446 1446  
1447 -1.
1448 -11.
1449 -111. Change to Class A
1496 +=== 4.2.3 Change to Class A ===
1450 1450  
1451 1451  If sensor JOINED
1452 -
1453 -AT+CLASS=A
1454 -
1499 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1455 1455  ATZ
1456 1456  
1457 -
1458 -
1459 -
1460 -
1461 -1. FAQ
1462 -
1463 -1.
1464 -11. How to upgrade the image?
1465 -
1502 += 5. FAQ =
1503 +== 5.1 How to upgrade the image? ==
1466 1466  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1467 1467  
1506 +
1468 1468  * Support new features
1469 1469  * For bug fix
1470 1470  * Change LoRaWAN bands.
1471 -
1472 1472  Below shows the hardware connection for how to upload an image to the LT:
1473 1473  
1474 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1475 -
1476 -
1477 1477  **Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1478 -
1479 1479  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1480 -
1481 1481  **Step3: **Open flashloader; choose the correct COM port to update.
1482 -
1483 -**For LT-33222-L**:
1484 -
1485 -Hold down the PRO button and then momentarily press the RST reset button and the **DO2 led** will change from OFF to ON. When **DO2 LED** is on, it means the device is in download mode.
1486 -
1487 1487  **For LT-22222-L**:
1488 -
1489 1489  Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1490 1490  
1518 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]]
1491 1491  
1520 +(% style="color:red" %)**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1492 1492  
1493 -|(((
1494 -Board detected
1495 -)))
1496 1496  
1497 -|(((
1523 +1. (((
1524 +(((
1498 1498  
1499 1499  )))
1500 1500  
1501 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]]
1528 +1. (((
1529 +How to change the LoRa Frequency Bands/Region?
1530 +)))
1531 +)))
1502 1502  
1533 +(((
1534 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1535 +)))
1503 1503  
1537 +(((
1538 +
1539 +)))
1504 1504  
1505 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]]
1506 -
1507 -
1508 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image037.png]]
1509 -
1510 -
1511 -**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1512 -
1513 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
1514 -
1515 -
1516 1516  1.
1517 -11. How to change the LoRa Frequency Bands/Region?
1542 +11. (((
1543 +How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1544 +)))
1518 1518  
1519 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1520 -
1521 -
1522 -1.
1523 -11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1524 -
1546 +(((
1525 1525  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1548 +)))
1526 1526  
1550 +(((
1527 1527  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1552 +)))
1528 1528  
1554 +(((
1555 +
1556 +)))
1529 1529  
1558 +(((
1530 1530  **Step1**: Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1560 +)))
1531 1531  
1562 +(((
1532 1532  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1564 +)))
1533 1533  
1566 +(((
1534 1534  Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
1568 +)))
1535 1535  
1570 +(((
1571 +
1572 +)))
1536 1536  
1574 +(((
1537 1537  **Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1576 +)))
1538 1538  
1578 +(((
1539 1539  123456   Enter Password to have AT access.
1580 +)))
1540 1540  
1582 +(((
1541 1541  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1584 +)))
1542 1542  
1586 +(((
1543 1543  123456   Enter Password to have AT access.
1588 +)))
1544 1544  
1590 +(((
1545 1545  AT+NJM=0 Set to ABP mode
1592 +)))
1546 1546  
1594 +(((
1547 1547  AT+ADR=0 Set the Adaptive Data Rate Off
1596 +)))
1548 1548  
1598 +(((
1549 1549  AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1600 +)))
1550 1550  
1602 +(((
1551 1551  AT+TDC=60000  Set transmit interval to 60 seconds
1604 +)))
1552 1552  
1606 +(((
1553 1553  AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1608 +)))
1554 1554  
1610 +(((
1555 1555  AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1612 +)))
1556 1556  
1614 +(((
1557 1557  ATZ                Reset MCU
1616 +)))
1558 1558  
1618 +(((
1559 1559  As shown in below:
1620 +)))
1560 1560  
1622 +(((
1561 1561  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1624 +)))
1562 1562  
1626 +(((
1627 +
1628 +)))
1563 1563  
1630 +(((
1631 +
1632 +)))
1564 1564  
1565 -1.
1566 -11. Can I see counting event in Serial?
1634 +1. (((
1635 +(((
1636 +
1637 +)))
1567 1567  
1639 +1. (((
1640 +Can I see counting event in Serial?
1641 +)))
1642 +)))
1643 +
1644 +(((
1568 1568  User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn’t support AT+DEBUG. User can update to latest firmware first.
1646 +)))
1569 1569  
1648 +(((
1649 +
1650 +)))
1570 1570  
1652 +(((
1653 +
1654 +)))
1571 1571  
1656 +(((
1657 +
1658 +)))
1572 1572  
1573 -1. Trouble Shooting     
1574 -11. Downlink doesn’t work, how to solve it?
1660 +1. (((
1661 +(((
1662 +Trouble Shooting    
1663 +)))
1575 1575  
1665 +1. (((
1666 +Downlink doesn’t work, how to solve it?
1667 +)))
1668 +)))
1669 +
1670 +(((
1576 1576  Please see this link for how to debug:
1672 +)))
1577 1577  
1674 +(((
1578 1578  [[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]]
1676 +)))
1579 1579  
1678 +(((
1679 +
1680 +)))
1580 1580  
1581 -1.
1582 -11. Have trouble to upload image.
1682 +1.
1683 +11. (((
1684 +Have trouble to upload image.
1685 +)))
1583 1583  
1687 +(((
1584 1584  See this link for trouble shooting:
1689 +)))
1585 1585  
1691 +(((
1586 1586  [[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting]]
1693 +)))
1587 1587  
1695 +(((
1696 +
1697 +)))
1588 1588  
1589 -1.
1590 -11. Why I can’t join TTN in US915 /AU915 bands?
1699 +1.
1700 +11. (((
1701 +Why I can’t join TTN in US915 /AU915 bands?
1702 +)))
1591 1591  
1704 +(((
1592 1592  It might be about the channels mapping. Please see this link for detail:
1706 +)))
1593 1593  
1708 +(((
1594 1594  [[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1710 +)))
1595 1595  
1712 +(((
1713 +
1714 +)))
1596 1596  
1716 +(((
1717 +
1718 +)))
1597 1597  
1720 +(((
1721 +
1722 +)))
1598 1598  
1599 -1. Order Info
1724 +1. (((
1725 +Order Info
1726 +)))
1600 1600  
1728 +(((
1601 1601  **For LT-33222-L-XXX or LT-22222-L-XXX:**
1730 +)))
1602 1602  
1732 +(((
1603 1603  **XXX:**
1734 +)))
1604 1604  
1605 -* **EU433**: LT with frequency bands EU433
1606 -* **EU868**: LT with frequency bands EU868
1607 -* **KR920**: LT with frequency bands KR920
1608 -* **CN470**: LT with frequency bands CN470
1609 -* **AS923**: LT with frequency bands AS923
1610 -* **AU915**: LT with frequency bands AU915
1611 -* **US915**: LT with frequency bands US915
1612 -* **IN865**: LT with frequency bands IN865
1613 -* **CN779**: LT with frequency bands CN779
1736 +* (((
1737 +**EU433**: LT with frequency bands EU433
1738 +)))
1739 +* (((
1740 +**EU868**: LT with frequency bands EU868
1741 +)))
1742 +* (((
1743 +**KR920**: LT with frequency bands KR920
1744 +)))
1745 +* (((
1746 +**CN470**: LT with frequency bands CN470
1747 +)))
1748 +* (((
1749 +**AS923**: LT with frequency bands AS923
1750 +)))
1751 +* (((
1752 +**AU915**: LT with frequency bands AU915
1753 +)))
1754 +* (((
1755 +**US915**: LT with frequency bands US915
1756 +)))
1757 +* (((
1758 +**IN865**: LT with frequency bands IN865
1759 +)))
1760 +* (((
1761 +**CN779**: LT with frequency bands CN779
1762 +)))
1614 1614  
1615 -1. Packing Info
1764 +1. (((
1765 +Packing Info
1766 +)))
1616 1616  
1768 +(((
1617 1617  **Package Includes**:
1770 +)))
1618 1618  
1619 -* LT I/O Controller x 1
1620 -* Stick Antenna for LoRa RF part x 1
1621 -* Bracket for controller x1
1622 -* Program cable x 1
1772 +* (((
1773 +LT I/O Controller x 1
1774 +)))
1775 +* (((
1776 +Stick Antenna for LoRa RF part x 1
1777 +)))
1778 +* (((
1779 +Bracket for controller x1
1780 +)))
1781 +* (((
1782 +Program cable x 1
1783 +)))
1623 1623  
1785 +(((
1624 1624  **Dimension and weight**:
1787 +)))
1625 1625  
1626 -* Device Size: 13.5 x 7 x 3 cm
1627 -* Device Weight: 105g
1628 -* Package Size / pcs : 14.5 x 8 x 5 cm
1629 -* Weight / pcs : 170g
1789 +* (((
1790 +Device Size: 13.5 x 7 x 3 cm
1791 +)))
1792 +* (((
1793 +Device Weight: 105g
1794 +)))
1795 +* (((
1796 +Package Size / pcs : 14.5 x 8 x 5 cm
1797 +)))
1798 +* (((
1799 +Weight / pcs : 170g
1800 +)))
1630 1630  
1631 -1. Support
1802 +1. (((
1803 +Support
1804 +)))
1632 1632  
1633 -* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1634 -* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
1806 +* (((
1807 +Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1808 +)))
1809 +* (((
1810 +Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
1811 +)))
1635 1635  
1813 +(((
1636 1636  [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1815 +)))
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