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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 64.1
edited by Xiaoling
on 2022/05/24 10:40
Change comment: Uploaded new attachment "1653360054704-518.png", version {1}
To version 66.3
edited by Xiaoling
on 2022/05/24 11:15
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  
... ... @@ -1523,158 +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 +[[image:1653360054704-518.png||height="186" width="745"]]
1528 1528  
1529 -1. (((
1530 1530  (((
1531 -
1531 +(((
1532 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
1532 1532  )))
1533 -
1534 -1. (((
1535 -How to change the LoRa Frequency Bands/Region?
1536 1536  )))
1537 -)))
1538 1538  
1539 1539  (((
1540 -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.
1541 1541  )))
1542 1542  
1543 1543  (((
1544 -
1541 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1545 1545  )))
1546 1546  
1547 -1.
1548 -11. (((
1549 -How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1550 -)))
1551 -
1552 1552  (((
1545 +(((
1553 1553  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1554 1554  )))
1555 -
1556 -(((
1557 -Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1558 1558  )))
1559 1559  
1560 1560  (((
1561 -
1562 -)))
1563 -
1564 1564  (((
1565 -**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.
1566 1566  )))
1567 -
1568 -(((
1569 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1570 1570  )))
1571 1571  
1572 1572  (((
1573 -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.
1574 -)))
1575 -
1576 -(((
1577 1577  
1578 1578  )))
1579 1579  
1580 1580  (((
1581 -**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.
1582 1582  )))
1583 1583  
1584 1584  (((
1585 -123456   Enter Password to have AT access.
1565 +[[image:1653360231087-571.png||height="401" width="727"]]
1586 1586  )))
1587 1587  
1588 -(((
1589 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1590 -)))
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.
1591 1591  
1592 -(((
1593 -123456   Enter Password to have AT access.
1594 -)))
1570 +(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1595 1595  
1596 -(((
1597 -AT+NJM=0 Set to ABP mode
1598 -)))
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
1599 1599  
1600 -(((
1601 -AT+ADR=0 Set the Adaptive Data Rate Off
1602 -)))
1603 -
1604 -(((
1605 -AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1606 -)))
1607 -
1608 -(((
1609 -AT+TDC=60000  Set transmit interval to 60 seconds
1610 -)))
1611 -
1612 -(((
1613 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1614 -)))
1615 -
1616 -(((
1617 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1618 -)))
1619 -
1620 -(((
1621 -ATZ                Reset MCU
1622 -)))
1623 -
1624 -(((
1625 1625  As shown in below:
1626 -)))
1627 1627  
1628 -(((
1629 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1630 -)))
1585 +[[image:1653360498588-932.png||height="485" width="726"]]
1631 1631  
1632 -(((
1633 -
1634 -)))
1587 +== 5.4 Can I see counting event in Serial? ==
1635 1635  
1636 1636  (((
1637 -
1638 -)))
1639 -
1640 -1. (((
1641 -(((
1642 -
1643 -)))
1644 -
1645 -1. (((
1646 -Can I see counting event in Serial?
1647 -)))
1648 -)))
1649 -
1650 -(((
1651 1651  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.
1652 1652  )))
1653 1653  
1654 1654  (((
1655 -
1594 += 6. Trouble Shooting     =
1656 1656  )))
1657 1657  
1658 1658  (((
1659 -
1660 -)))
1661 -
1662 1662  (((
1663 -
1599 +== 6.1 Downlink doesn’t work, how to solve it? ==
1664 1664  )))
1665 -
1666 -1. (((
1667 -(((
1668 -Trouble Shooting    
1669 1669  )))
1670 1670  
1671 -1. (((
1672 -Downlink doesn’t work, how to solve it?
1673 -)))
1674 -)))
1675 -
1676 1676  (((
1677 1677  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/]]
1678 1678  )))
1679 1679  
1680 1680  (((
... ... @@ -1682,14 +1682,9 @@
1682 1682  )))
1683 1683  
1684 1684  (((
1685 -
1614 +== 6.2 Have trouble to upload image. ==
1686 1686  )))
1687 1687  
1688 -1.
1689 -11. (((
1690 -Have trouble to upload image.
1691 -)))
1692 -
1693 1693  (((
1694 1694  See this link for trouble shooting:
1695 1695  )))
... ... @@ -1699,14 +1699,9 @@
1699 1699  )))
1700 1700  
1701 1701  (((
1702 -
1626 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1703 1703  )))
1704 1704  
1705 -1.
1706 -11. (((
1707 -Why I can’t join TTN in US915 /AU915 bands?
1708 -)))
1709 -
1710 1710  (((
1711 1711  It might be about the channels mapping. Please see this link for detail:
1712 1712  )))
... ... @@ -1716,26 +1716,14 @@
1716 1716  )))
1717 1717  
1718 1718  (((
1719 -
1638 += 7. Order Info =
1720 1720  )))
1721 1721  
1722 1722  (((
1723 -
1642 +**LT-22222-L-XXX:**
1724 1724  )))
1725 1725  
1726 1726  (((
1727 -
1728 -)))
1729 -
1730 -1. (((
1731 -Order Info
1732 -)))
1733 -
1734 -(((
1735 -**For LT-33222-L-XXX or LT-22222-L-XXX:**
1736 -)))
1737 -
1738 -(((
1739 1739  **XXX:**
1740 1740  )))
1741 1741  
... ... @@ -1763,12 +1763,11 @@
1763 1763  * (((
1764 1764  **IN865**: LT with frequency bands IN865
1765 1765  )))
1766 -* (((
1767 -**CN779**: LT with frequency bands CN779
1768 -)))
1769 1769  
1770 -1. (((
1771 -Packing Info
1674 +(((
1675 +* **CN779**: LT with frequency bands CN779
1676 +
1677 += 8. Packing Info =
1772 1772  )))
1773 1773  
1774 1774  (((
... ... @@ -1801,12 +1801,11 @@
1801 1801  * (((
1802 1802  Package Size / pcs : 14.5 x 8 x 5 cm
1803 1803  )))
1804 -* (((
1805 -Weight / pcs : 170g
1806 -)))
1807 1807  
1808 -1. (((
1809 -Support
1711 +(((
1712 +* Weight / pcs : 170g
1713 +
1714 += 9. Support =
1810 1810  )))
1811 1811  
1812 1812  * (((
... ... @@ -1817,5 +1817,5 @@
1817 1817  )))
1818 1818  
1819 1819  (((
1820 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1725 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1821 1821  )))
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