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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 63.1
edited by Xiaoling
on 2022/05/24 10:40
Change comment: Uploaded new attachment "image-20220524104033-15.png", version {1}
To version 66.5
edited by Xiaoling
on 2022/05/24 11:33
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  
... ... @@ -1521,158 +1521,89 @@
1521 1521  
1522 1522  [[image:image-20220524103429-13.png]]
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:
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 1526  
1527 -1. (((
1528 -(((
1529 -
1530 -)))
1528 +[[image:1653360054704-518.png||height="186" width="745"]]
1531 1531  
1532 -1. (((
1533 -How to change the LoRa Frequency Bands/Region?
1534 -)))
1535 -)))
1536 -
1537 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.
1539 -)))
1540 -
1541 1541  (((
1542 -
1532 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
1543 1543  )))
1544 -
1545 -1.
1546 -11. (((
1547 -How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1548 1548  )))
1549 1549  
1550 1550  (((
1551 -In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
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.
1552 1552  )))
1553 1553  
1554 1554  (((
1555 -Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1541 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1556 1556  )))
1557 1557  
1558 1558  (((
1559 -
1560 -)))
1561 -
1562 1562  (((
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.
1546 +In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1564 1564  )))
1565 -
1566 -(((
1567 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1568 1568  )))
1569 1569  
1570 1570  (((
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 -
1574 1574  (((
1575 -
1552 +Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1576 1576  )))
1577 -
1578 -(((
1579 -**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1580 1580  )))
1581 1581  
1582 1582  (((
1583 -123456   Enter Password to have AT access.
1557 +
1584 1584  )))
1585 1585  
1586 1586  (((
1587 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
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.
1588 1588  )))
1589 1589  
1590 1590  (((
1591 -123456   Enter Password to have AT access.
1565 +[[image:1653360231087-571.png||height="401" width="727"]]
1592 1592  )))
1593 1593  
1594 -(((
1595 -AT+NJM=0 Set to ABP mode
1596 -)))
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.
1597 1597  
1598 -(((
1599 -AT+ADR=0 Set the Adaptive Data Rate Off
1600 -)))
1570 +(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1601 1601  
1602 -(((
1603 -AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1604 -)))
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
1605 1605  
1606 -(((
1607 -AT+TDC=60000  Set transmit interval to 60 seconds
1608 -)))
1609 -
1610 -(((
1611 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1612 -)))
1613 -
1614 -(((
1615 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1616 -)))
1617 -
1618 -(((
1619 -ATZ                Reset MCU
1620 -)))
1621 -
1622 -(((
1623 1623  As shown in below:
1624 -)))
1625 1625  
1626 -(((
1627 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1628 -)))
1585 +[[image:1653360498588-932.png||height="485" width="726"]]
1629 1629  
1630 -(((
1631 -
1632 -)))
1587 +== 5.4 Can I see counting event in Serial? ==
1633 1633  
1634 1634  (((
1635 -
1636 -)))
1637 -
1638 -1. (((
1639 -(((
1640 -
1641 -)))
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 1650  )))
1651 1651  
1652 1652  (((
1653 -
1594 += 6. Trouble Shooting     =
1654 1654  )))
1655 1655  
1656 1656  (((
1657 -
1658 -)))
1659 -
1660 1660  (((
1661 -
1599 +== 6.1 Downlink doesn’t work, how to solve it? ==
1662 1662  )))
1663 -
1664 -1. (((
1665 -(((
1666 -Trouble Shooting    
1667 1667  )))
1668 1668  
1669 -1. (((
1670 -Downlink doesn’t work, how to solve it?
1671 -)))
1672 -)))
1673 -
1674 1674  (((
1675 1675  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/]]
1676 1676  )))
1677 1677  
1678 1678  (((
... ... @@ -1680,14 +1680,9 @@
1680 1680  )))
1681 1681  
1682 1682  (((
1683 -
1614 +== 6.2 Have trouble to upload image. ==
1684 1684  )))
1685 1685  
1686 -1.
1687 -11. (((
1688 -Have trouble to upload image.
1689 -)))
1690 -
1691 1691  (((
1692 1692  See this link for trouble shooting:
1693 1693  )))
... ... @@ -1697,14 +1697,9 @@
1697 1697  )))
1698 1698  
1699 1699  (((
1700 -
1626 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1701 1701  )))
1702 1702  
1703 -1.
1704 -11. (((
1705 -Why I can’t join TTN in US915 /AU915 bands?
1706 -)))
1707 -
1708 1708  (((
1709 1709  It might be about the channels mapping. Please see this link for detail:
1710 1710  )))
... ... @@ -1714,26 +1714,14 @@
1714 1714  )))
1715 1715  
1716 1716  (((
1717 -
1638 += 7. Order Info =
1718 1718  )))
1719 1719  
1720 1720  (((
1721 -
1642 +**LT-22222-L-XXX:**
1722 1722  )))
1723 1723  
1724 1724  (((
1725 -
1726 -)))
1727 -
1728 -1. (((
1729 -Order Info
1730 -)))
1731 -
1732 -(((
1733 -**For LT-33222-L-XXX or LT-22222-L-XXX:**
1734 -)))
1735 -
1736 -(((
1737 1737  **XXX:**
1738 1738  )))
1739 1739  
... ... @@ -1761,59 +1761,83 @@
1761 1761  * (((
1762 1762  **IN865**: LT with frequency bands IN865
1763 1763  )))
1764 -* (((
1765 -**CN779**: LT with frequency bands CN779
1766 -)))
1767 1767  
1768 -1. (((
1769 -Packing Info
1674 +(((
1675 +* **CN779**: LT with frequency bands CN779
1676 +
1677 += 8. Packing Info =
1770 1770  )))
1771 1771  
1772 1772  (((
1681 +(((
1773 1773  **Package Includes**:
1774 1774  )))
1684 +)))
1775 1775  
1776 1776  * (((
1687 +(((
1777 1777  LT I/O Controller x 1
1778 1778  )))
1690 +)))
1779 1779  * (((
1692 +(((
1780 1780  Stick Antenna for LoRa RF part x 1
1781 1781  )))
1695 +)))
1782 1782  * (((
1697 +(((
1783 1783  Bracket for controller x1
1784 1784  )))
1700 +)))
1785 1785  * (((
1702 +(((
1786 1786  Program cable x 1
1787 1787  )))
1705 +)))
1788 1788  
1789 1789  (((
1708 +(((
1790 1790  **Dimension and weight**:
1791 1791  )))
1711 +)))
1792 1792  
1793 1793  * (((
1714 +(((
1794 1794  Device Size: 13.5 x 7 x 3 cm
1795 1795  )))
1717 +)))
1796 1796  * (((
1719 +(((
1797 1797  Device Weight: 105g
1798 1798  )))
1722 +)))
1799 1799  * (((
1724 +(((
1800 1800  Package Size / pcs : 14.5 x 8 x 5 cm
1801 1801  )))
1727 +)))
1728 +
1729 +(((
1802 1802  * (((
1803 1803  Weight / pcs : 170g
1804 1804  )))
1805 1805  
1806 -1. (((
1807 -Support
1734 += 9. Support =
1808 1808  )))
1809 1809  
1810 1810  * (((
1738 +(((
1811 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 1812  )))
1741 +)))
1813 1813  * (((
1743 +(((
1814 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 1815  )))
1746 +)))
1816 1816  
1817 1817  (((
1818 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1749 +(((
1750 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1819 1819  )))
1752 +)))
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