Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 62.1 >
edited by Xiaoling
on 2022/05/24 10:36
To version < 57.2 >
edited by Xiaoling
on 2022/05/24 10:14
>
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... ... @@ -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:/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.**
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.**
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:/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.
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.
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:/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.**
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.**
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  
... ... @@ -1379,441 +1379,258 @@
1379 1379  AT+CFG: Print all settings
1380 1380  )))
1381 1381  
1382 -== 4.2 Common AT Command Sequence ==
1383 1383  
1384 -=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1385 1385  
1386 -(((
1384 +1.
1385 +11. Common AT Command Sequence
1386 +111. Multi-channel ABP mode (Use with SX1301/LG308)
1387 +
1387 1387  If device has not joined network yet:
1388 -)))
1389 1389  
1390 -(((
1391 -(% style="background-color:#dcdcdc" %)123456
1392 -)))
1390 +123456
1393 1393  
1394 -(((
1395 -(% style="background-color:#dcdcdc" %)AT+FDR
1396 -)))
1392 +AT+FDR
1397 1397  
1398 -(((
1399 -(% style="background-color:#dcdcdc" %)123456
1400 -)))
1394 +123456
1401 1401  
1402 -(((
1403 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1404 -)))
1396 +AT+NJM=0
1405 1405  
1406 -(((
1407 -(% style="background-color:#dcdcdc" %)ATZ
1408 -)))
1398 +ATZ
1409 1409  
1410 1410  
1411 -(((
1412 1412  If device already joined network:
1413 -)))
1414 1414  
1415 -(((
1416 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1417 -)))
1403 +AT+NJM=0
1418 1418  
1419 -(((
1420 -(% style="background-color:#dcdcdc" %)ATZ
1421 -)))
1405 +ATZ
1422 1422  
1423 -=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1407 +1.
1408 +11.
1409 +111. Single-channel ABP mode (Use with LG01/LG02)
1424 1424  
1425 -(((
1426 -(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1427 -)))
1411 +123456   Enter Password to have AT access.
1428 1428  
1429 -(((
1430 -(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1431 -)))
1413 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1432 1432  
1433 -(((
1434 -(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1435 -)))
1415 +123456   Enter Password to have AT access.
1436 1436  
1437 -(((
1438 -(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1439 -)))
1417 +AT+CLASS=C Set to work in CLASS C
1440 1440  
1441 -(((
1442 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1443 -)))
1419 +AT+NJM=0 Set to ABP mode
1444 1444  
1445 -(((
1446 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1447 -)))
1421 +AT+ADR=0 Set the Adaptive Data Rate Off
1448 1448  
1449 -(((
1450 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1451 -)))
1423 +AT+DR=5  Set Data Rate
1452 1452  
1453 -(((
1454 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1455 -)))
1425 +AT+TDC=60000  Set transmit interval to 60 seconds
1456 1456  
1457 -(((
1458 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1459 -)))
1427 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1460 1460  
1461 -(((
1462 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1463 -)))
1429 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1464 1464  
1465 -(((
1466 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1467 -)))
1431 +AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1468 1468  
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 -)))
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.
1472 1472  
1473 -(((
1474 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1475 -)))
1435 +ATZ          Reset MCU
1476 1476  
1477 -(((
1478 -(% style="color:red" %)**Note:**
1479 -)))
1437 +**Note:**
1480 1480  
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 -)))
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
1487 1487  
1488 -(((
1489 -[[image:1653359097980-169.png||height="188" width="729"]]
1490 -)))
1444 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
1491 1491  
1492 -(((
1493 -
1494 -)))
1495 1495  
1496 -=== 4.2.3 Change to Class A ===
1447 +1.
1448 +11.
1449 +111. Change to Class A
1497 1497  
1498 1498  If sensor JOINED
1499 -(% style="background-color:#dcdcdc" %)AT+CLASS=A
1452 +
1453 +AT+CLASS=A
1454 +
1500 1500  ATZ
1501 1501  
1502 -= 5. FAQ =
1503 1503  
1504 -== 5.1 How to upgrade the image? ==
1505 1505  
1459 +
1460 +
1461 +1. FAQ
1462 +
1463 +1.
1464 +11. How to upgrade the image?
1465 +
1506 1506  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1507 1507  
1508 1508  * Support new features
1509 1509  * For bug fix
1510 1510  * Change LoRaWAN bands.
1471 +
1511 1511  Below shows the hardware connection for how to upload an image to the LT:
1512 -* [[image:1653359603330-121.png]]
1513 1513  
1474 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1475 +
1476 +
1514 1514  **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 +
1515 1515  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1480 +
1516 1516  **Step3: **Open flashloader; choose the correct COM port to update.
1517 -**For LT-22222-L**:
1518 -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.
1519 1519  
1520 - [[image:image-20220524103407-12.png]]
1483 +**For LT-33222-L**:
1521 1521  
1522 -[[image:image-20220524103429-13.png]]
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.
1523 1523  
1524 -(% 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:
1487 +**For LT-22222-L**:
1525 1525  
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.
1526 1526  
1527 -1. (((
1528 -(((
1529 -
1530 -)))
1531 1531  
1532 -1. (((
1533 -How to change the LoRa Frequency Bands/Region?
1534 -)))
1535 -)))
1536 1536  
1537 -(((
1538 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1493 +|(((
1494 +Board detected
1539 1539  )))
1540 1540  
1541 -(((
1497 +|(((
1542 1542  
1543 1543  )))
1544 1544  
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]]
1502 +
1503 +
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 +
1545 1545  1.
1546 -11. (((
1547 -How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1548 -)))
1517 +11. How to change the LoRa Frequency Bands/Region?
1549 1549  
1550 -(((
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 +
1551 1551  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1552 -)))
1553 1553  
1554 -(((
1555 1555  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1556 -)))
1557 1557  
1558 -(((
1559 -
1560 -)))
1561 1561  
1562 -(((
1563 1563  **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.
1564 -)))
1565 1565  
1566 -(((
1567 1567  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1568 -)))
1569 1569  
1570 -(((
1571 1571  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.
1572 -)))
1573 1573  
1574 -(((
1575 -
1576 -)))
1577 1577  
1578 -(((
1579 1579  **Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1580 -)))
1581 1581  
1582 -(((
1583 1583  123456   Enter Password to have AT access.
1584 -)))
1585 1585  
1586 -(((
1587 1587  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1588 -)))
1589 1589  
1590 -(((
1591 1591  123456   Enter Password to have AT access.
1592 -)))
1593 1593  
1594 -(((
1595 1595  AT+NJM=0 Set to ABP mode
1596 -)))
1597 1597  
1598 -(((
1599 1599  AT+ADR=0 Set the Adaptive Data Rate Off
1600 -)))
1601 1601  
1602 -(((
1603 1603  AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1604 -)))
1605 1605  
1606 -(((
1607 1607  AT+TDC=60000  Set transmit interval to 60 seconds
1608 -)))
1609 1609  
1610 -(((
1611 1611  AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1612 -)))
1613 1613  
1614 -(((
1615 1615  AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1616 -)))
1617 1617  
1618 -(((
1619 1619  ATZ                Reset MCU
1620 -)))
1621 1621  
1622 -(((
1623 1623  As shown in below:
1624 -)))
1625 1625  
1626 -(((
1627 1627  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1628 -)))
1629 1629  
1630 -(((
1631 -
1632 -)))
1633 1633  
1634 -(((
1635 -
1636 -)))
1637 1637  
1638 -1. (((
1639 -(((
1640 -
1641 -)))
1565 +1.
1566 +11. Can I see counting event in Serial?
1642 1642  
1643 -1. (((
1644 -Can I see counting event in Serial?
1645 -)))
1646 -)))
1647 -
1648 -(((
1649 1649  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.
1650 -)))
1651 1651  
1652 -(((
1653 -
1654 -)))
1655 1655  
1656 -(((
1657 -
1658 -)))
1659 1659  
1660 -(((
1661 -
1662 -)))
1663 1663  
1664 -1. (((
1665 -(((
1666 -Trouble Shooting    
1667 -)))
1573 +1. Trouble Shooting     
1574 +11. Downlink doesn’t work, how to solve it?
1668 1668  
1669 -1. (((
1670 -Downlink doesn’t work, how to solve it?
1671 -)))
1672 -)))
1673 -
1674 -(((
1675 1675  Please see this link for how to debug:
1676 -)))
1677 1677  
1678 -(((
1679 1679  [[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]]
1680 -)))
1681 1681  
1682 -(((
1683 -
1684 -)))
1685 1685  
1686 -1.
1687 -11. (((
1688 -Have trouble to upload image.
1689 -)))
1581 +1.
1582 +11. Have trouble to upload image.
1690 1690  
1691 -(((
1692 1692  See this link for trouble shooting:
1693 -)))
1694 1694  
1695 -(((
1696 1696  [[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]]
1697 -)))
1698 1698  
1699 -(((
1700 -
1701 -)))
1702 1702  
1703 -1.
1704 -11. (((
1705 -Why I can’t join TTN in US915 /AU915 bands?
1706 -)))
1589 +1.
1590 +11. Why I can’t join TTN in US915 /AU915 bands?
1707 1707  
1708 -(((
1709 1709  It might be about the channels mapping. Please see this link for detail:
1710 -)))
1711 1711  
1712 -(((
1713 1713  [[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]]
1714 -)))
1715 1715  
1716 -(((
1717 -
1718 -)))
1719 1719  
1720 -(((
1721 -
1722 -)))
1723 1723  
1724 -(((
1725 -
1726 -)))
1727 1727  
1728 -1. (((
1729 -Order Info
1730 -)))
1599 +1. Order Info
1731 1731  
1732 -(((
1733 1733  **For LT-33222-L-XXX or LT-22222-L-XXX:**
1734 -)))
1735 1735  
1736 -(((
1737 1737  **XXX:**
1738 -)))
1739 1739  
1740 -* (((
1741 -**EU433**: LT with frequency bands EU433
1742 -)))
1743 -* (((
1744 -**EU868**: LT with frequency bands EU868
1745 -)))
1746 -* (((
1747 -**KR920**: LT with frequency bands KR920
1748 -)))
1749 -* (((
1750 -**CN470**: LT with frequency bands CN470
1751 -)))
1752 -* (((
1753 -**AS923**: LT with frequency bands AS923
1754 -)))
1755 -* (((
1756 -**AU915**: LT with frequency bands AU915
1757 -)))
1758 -* (((
1759 -**US915**: LT with frequency bands US915
1760 -)))
1761 -* (((
1762 -**IN865**: LT with frequency bands IN865
1763 -)))
1764 -* (((
1765 -**CN779**: LT with frequency bands CN779
1766 -)))
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
1767 1767  
1768 -1. (((
1769 -Packing Info
1770 -)))
1615 +1. Packing Info
1771 1771  
1772 -(((
1773 1773  **Package Includes**:
1774 -)))
1775 1775  
1776 -* (((
1777 -LT I/O Controller x 1
1778 -)))
1779 -* (((
1780 -Stick Antenna for LoRa RF part x 1
1781 -)))
1782 -* (((
1783 -Bracket for controller x1
1784 -)))
1785 -* (((
1786 -Program cable x 1
1787 -)))
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
1788 1788  
1789 -(((
1790 1790  **Dimension and weight**:
1791 -)))
1792 1792  
1793 -* (((
1794 -Device Size: 13.5 x 7 x 3 cm
1795 -)))
1796 -* (((
1797 -Device Weight: 105g
1798 -)))
1799 -* (((
1800 -Package Size / pcs : 14.5 x 8 x 5 cm
1801 -)))
1802 -* (((
1803 -Weight / pcs : 170g
1804 -)))
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
1805 1805  
1806 -1. (((
1807 -Support
1808 -)))
1631 +1. Support
1809 1809  
1810 -* (((
1811 -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.
1812 -)))
1813 -* (((
1814 -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
1815 -)))
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
1816 1816  
1817 -(((
1818 1818  [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1819 -)))
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