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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 64.2
edited by Xiaoling
on 2022/05/24 10:41
Change comment: There is no comment for this version
To version 66.7
edited by Xiaoling
on 2022/05/24 11:38
Change comment: There is no comment for this version

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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:/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:/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:/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:/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:/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:/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  
... ... @@ -1523,159 +1523,87 @@
1523 1523  
1524 1524  [[image:image-20220524104033-15.png]]
1525 1525  
1526 -(% 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:
1526 +(% 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:
1527 1527  
1528 1528  [[image:1653360054704-518.png||height="186" width="745"]]
1529 1529  
1530 -1. (((
1531 1531  (((
1532 -
1531 +(((
1532 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
1533 1533  )))
1534 -
1535 -1. (((
1536 -How to change the LoRa Frequency Bands/Region?
1537 1537  )))
1538 -)))
1539 1539  
1540 1540  (((
1541 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1537 +User can follow the introduction for [[how to upgrade image>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H5.1Howtoupgradetheimage3F]]. When download the images, choose the required image file for download.
1542 1542  )))
1543 1543  
1544 1544  (((
1545 -
1541 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1546 1546  )))
1547 1547  
1548 -1.
1549 -11. (((
1550 -How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1551 -)))
1552 -
1553 1553  (((
1545 +(((
1554 1554  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1555 1555  )))
1556 -
1557 -(((
1558 -Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1559 1559  )))
1560 1560  
1561 1561  (((
1562 -
1563 -)))
1564 -
1565 1565  (((
1566 -**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.
1552 +Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1567 1567  )))
1568 -
1569 -(((
1570 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1571 1571  )))
1572 1572  
1573 1573  (((
1574 -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.
1575 -)))
1576 -
1577 -(((
1578 1578  
1579 1579  )))
1580 1580  
1581 1581  (((
1582 -**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1561 +(% style="color:#4f81bd" %)**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.
1583 1583  )))
1584 1584  
1585 1585  (((
1586 -123456   Enter Password to have AT access.
1565 +[[image:1653360231087-571.png||height="401" width="727"]]
1587 1587  )))
1588 1588  
1589 -(((
1590 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1591 -)))
1568 +(% style="color:red" %)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.
1592 1592  
1593 -(((
1594 -123456   Enter Password to have AT access.
1595 -)))
1570 +(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1596 1596  
1597 -(((
1598 -AT+NJM=0 Set to ABP mode
1599 -)))
1572 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1573 +(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1574 +(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1575 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1576 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1577 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1578 +(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1579 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1580 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1581 +(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1600 1600  
1601 -(((
1602 -AT+ADR=0 Set the Adaptive Data Rate Off
1603 -)))
1604 -
1605 -(((
1606 -AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1607 -)))
1608 -
1609 -(((
1610 -AT+TDC=60000  Set transmit interval to 60 seconds
1611 -)))
1612 -
1613 -(((
1614 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1615 -)))
1616 -
1617 -(((
1618 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1619 -)))
1620 -
1621 -(((
1622 -ATZ                Reset MCU
1623 -)))
1624 -
1625 -(((
1626 1626  As shown in below:
1627 -)))
1628 1628  
1629 -(((
1630 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1631 -)))
1585 +[[image:1653360498588-932.png||height="485" width="726"]]
1632 1632  
1633 -(((
1634 -
1635 -)))
1587 +== 5.4 Can I see counting event in Serial? ==
1636 1636  
1637 1637  (((
1638 -
1639 -)))
1640 -
1641 -1. (((
1642 -(((
1643 -
1644 -)))
1645 -
1646 -1. (((
1647 -Can I see counting event in Serial?
1648 -)))
1649 -)))
1650 -
1651 -(((
1652 1652  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.
1653 1653  )))
1654 1654  
1655 1655  (((
1656 -
1594 += 6. Trouble Shooting     =
1657 1657  )))
1658 1658  
1659 1659  (((
1660 -
1661 -)))
1662 -
1663 1663  (((
1664 -
1599 +== 6.1 Downlink doesn’t work, how to solve it? ==
1665 1665  )))
1666 -
1667 -1. (((
1668 -(((
1669 -Trouble Shooting    
1670 1670  )))
1671 1671  
1672 -1. (((
1673 -Downlink doesn’t work, how to solve it?
1674 -)))
1675 -)))
1676 -
1677 1677  (((
1678 1678  Please see this link for how to debug:
1605 +
1606 +[[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/>>http://8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/]]
1679 1679  )))
1680 1680  
1681 1681  (((
... ... @@ -1683,14 +1683,9 @@
1683 1683  )))
1684 1684  
1685 1685  (((
1686 -
1614 +== 6.2 Have trouble to upload image. ==
1687 1687  )))
1688 1688  
1689 -1.
1690 -11. (((
1691 -Have trouble to upload image.
1692 -)))
1693 -
1694 1694  (((
1695 1695  See this link for trouble shooting:
1696 1696  )))
... ... @@ -1700,14 +1700,9 @@
1700 1700  )))
1701 1701  
1702 1702  (((
1703 -
1626 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1704 1704  )))
1705 1705  
1706 -1.
1707 -11. (((
1708 -Why I can’t join TTN in US915 /AU915 bands?
1709 -)))
1710 -
1711 1711  (((
1712 1712  It might be about the channels mapping. Please see this link for detail:
1713 1713  )))
... ... @@ -1717,28 +1717,20 @@
1717 1717  )))
1718 1718  
1719 1719  (((
1720 -
1638 += 7. Order Info =
1721 1721  )))
1722 1722  
1723 1723  (((
1724 -
1725 -)))
1726 -
1727 1727  (((
1728 -
1643 +**LT-22222-L-XXX:**
1729 1729  )))
1730 -
1731 -1. (((
1732 -Order Info
1733 1733  )))
1734 1734  
1735 1735  (((
1736 -**For LT-33222-L-XXX or LT-22222-L-XXX:**
1737 -)))
1738 -
1739 1739  (((
1740 1740  **XXX:**
1741 1741  )))
1651 +)))
1742 1742  
1743 1743  * (((
1744 1744  **EU433**: LT with frequency bands EU433
... ... @@ -1764,59 +1764,72 @@
1764 1764  * (((
1765 1765  **IN865**: LT with frequency bands IN865
1766 1766  )))
1767 -* (((
1768 -**CN779**: LT with frequency bands CN779
1769 -)))
1770 1770  
1771 -1. (((
1772 -Packing Info
1678 +(((
1679 +* **CN779**: LT with frequency bands CN779
1680 +
1681 += 8. Packing Info =
1773 1773  )))
1774 1774  
1775 1775  (((
1685 +(((
1776 1776  **Package Includes**:
1777 1777  )))
1688 +)))
1778 1778  
1779 1779  * (((
1691 +(((
1780 1780  LT I/O Controller x 1
1781 1781  )))
1694 +)))
1782 1782  * (((
1696 +(((
1783 1783  Stick Antenna for LoRa RF part x 1
1784 1784  )))
1699 +)))
1785 1785  * (((
1701 +(((
1786 1786  Bracket for controller x1
1787 1787  )))
1704 +)))
1788 1788  * (((
1706 +(((
1789 1789  Program cable x 1
1790 1790  )))
1709 +)))
1791 1791  
1792 1792  (((
1712 +(((
1793 1793  **Dimension and weight**:
1794 1794  )))
1715 +)))
1795 1795  
1796 -* (((
1797 -Device Size: 13.5 x 7 x 3 cm
1717 +(((
1718 +(((
1719 +* Device Size: 13.5 x 7 x 3 cm
1720 +* Device Weight: 105g
1721 +* Package Size / pcs : 14.5 x 8 x 5 cm
1722 +* Weight / pcs : 170g
1798 1798  )))
1799 -* (((
1800 -Device Weight: 105g
1801 1801  )))
1802 -* (((
1803 -Package Size / pcs : 14.5 x 8 x 5 cm
1804 -)))
1805 -* (((
1806 -Weight / pcs : 170g
1807 -)))
1808 1808  
1809 -1. (((
1810 -Support
1726 +(((
1727 += 9. Support =
1811 1811  )))
1812 1812  
1813 1813  * (((
1731 +(((
1814 1814  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.
1815 1815  )))
1734 +)))
1816 1816  * (((
1736 +(((
1817 1817  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
1818 1818  )))
1739 +)))
1819 1819  
1820 1820  (((
1821 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1742 +(((
1743 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1822 1822  )))
1745 +)))
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