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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 61.1
edited by Xiaoling
on 2022/05/24 10:34
Change comment: Uploaded new attachment "image-20220524103429-13.png", version {1}
To version 66.4
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: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: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: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  
... ... @@ -1500,14 +1500,16 @@
1500 1500  ATZ
1501 1501  
1502 1502  = 5. FAQ =
1503 +
1503 1503  == 5.1 How to upgrade the image? ==
1505 +
1504 1504  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1505 1505  
1506 -
1507 1507  * Support new features
1508 1508  * For bug fix
1509 1509  * Change LoRaWAN bands.
1510 1510  Below shows the hardware connection for how to upload an image to the LT:
1512 +* [[image:1653359603330-121.png]]
1511 1511  
1512 1512  **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]].
1513 1513  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
... ... @@ -1515,160 +1515,93 @@
1515 1515  **For LT-22222-L**:
1516 1516  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.
1517 1517  
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]]
1520 + [[image:image-20220524103407-12.png]]
1519 1519  
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:
1522 +[[image:image-20220524103429-13.png]]
1521 1521  
1524 +[[image:image-20220524104033-15.png]]
1522 1522  
1523 -1. (((
1524 -(((
1525 -
1526 -)))
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 -1. (((
1529 -How to change the LoRa Frequency Bands/Region?
1530 -)))
1531 -)))
1528 +[[image:1653360054704-518.png||height="186" width="745"]]
1532 1532  
1533 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 -)))
1536 -
1537 1537  (((
1538 -
1532 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
1539 1539  )))
1540 -
1541 -1.
1542 -11. (((
1543 -How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1544 1544  )))
1545 1545  
1546 1546  (((
1547 -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.
1548 1548  )))
1549 1549  
1550 1550  (((
1551 -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? ==
1552 1552  )))
1553 1553  
1554 1554  (((
1555 -
1556 -)))
1557 -
1558 1558  (((
1559 -**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.
1560 1560  )))
1561 -
1562 -(((
1563 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1564 1564  )))
1565 1565  
1566 1566  (((
1567 -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 -)))
1569 -
1570 1570  (((
1571 -
1552 +Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1572 1572  )))
1573 -
1574 -(((
1575 -**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1576 1576  )))
1577 1577  
1578 1578  (((
1579 -123456   Enter Password to have AT access.
1557 +
1580 1580  )))
1581 1581  
1582 1582  (((
1583 -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.
1584 1584  )))
1585 1585  
1586 1586  (((
1587 -123456   Enter Password to have AT access.
1565 +[[image:1653360231087-571.png||height="401" width="727"]]
1588 1588  )))
1589 1589  
1590 -(((
1591 -AT+NJM=0 Set to ABP mode
1592 -)))
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.
1593 1593  
1594 -(((
1595 -AT+ADR=0 Set the Adaptive Data Rate Off
1596 -)))
1570 +(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1597 1597  
1598 -(((
1599 -AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1600 -)))
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
1601 1601  
1602 -(((
1603 -AT+TDC=60000  Set transmit interval to 60 seconds
1604 -)))
1605 -
1606 -(((
1607 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1608 -)))
1609 -
1610 -(((
1611 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1612 -)))
1613 -
1614 -(((
1615 -ATZ                Reset MCU
1616 -)))
1617 -
1618 -(((
1619 1619  As shown in below:
1620 -)))
1621 1621  
1622 -(((
1623 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1624 -)))
1585 +[[image:1653360498588-932.png||height="485" width="726"]]
1625 1625  
1626 -(((
1627 -
1628 -)))
1587 +== 5.4 Can I see counting event in Serial? ==
1629 1629  
1630 1630  (((
1631 -
1632 -)))
1633 -
1634 -1. (((
1635 -(((
1636 -
1637 -)))
1638 -
1639 -1. (((
1640 -Can I see counting event in Serial?
1641 -)))
1642 -)))
1643 -
1644 -(((
1645 1645  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 1646  )))
1647 1647  
1648 1648  (((
1649 -
1594 += 6. Trouble Shooting     =
1650 1650  )))
1651 1651  
1652 1652  (((
1653 -
1654 -)))
1655 -
1656 1656  (((
1657 -
1599 +== 6.1 Downlink doesn’t work, how to solve it? ==
1658 1658  )))
1659 -
1660 -1. (((
1661 -(((
1662 -Trouble Shooting    
1663 1663  )))
1664 1664  
1665 -1. (((
1666 -Downlink doesn’t work, how to solve it?
1667 -)))
1668 -)))
1669 -
1670 1670  (((
1671 1671  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/]]
1672 1672  )))
1673 1673  
1674 1674  (((
... ... @@ -1676,14 +1676,9 @@
1676 1676  )))
1677 1677  
1678 1678  (((
1679 -
1614 +== 6.2 Have trouble to upload image. ==
1680 1680  )))
1681 1681  
1682 -1.
1683 -11. (((
1684 -Have trouble to upload image.
1685 -)))
1686 -
1687 1687  (((
1688 1688  See this link for trouble shooting:
1689 1689  )))
... ... @@ -1693,14 +1693,9 @@
1693 1693  )))
1694 1694  
1695 1695  (((
1696 -
1626 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1697 1697  )))
1698 1698  
1699 -1.
1700 -11. (((
1701 -Why I can’t join TTN in US915 /AU915 bands?
1702 -)))
1703 -
1704 1704  (((
1705 1705  It might be about the channels mapping. Please see this link for detail:
1706 1706  )))
... ... @@ -1710,26 +1710,14 @@
1710 1710  )))
1711 1711  
1712 1712  (((
1713 -
1638 += 7. Order Info =
1714 1714  )))
1715 1715  
1716 1716  (((
1717 -
1642 +**LT-22222-L-XXX:**
1718 1718  )))
1719 1719  
1720 1720  (((
1721 -
1722 -)))
1723 -
1724 -1. (((
1725 -Order Info
1726 -)))
1727 -
1728 -(((
1729 -**For LT-33222-L-XXX or LT-22222-L-XXX:**
1730 -)))
1731 -
1732 -(((
1733 1733  **XXX:**
1734 1734  )))
1735 1735  
... ... @@ -1757,50 +1757,68 @@
1757 1757  * (((
1758 1758  **IN865**: LT with frequency bands IN865
1759 1759  )))
1760 -* (((
1761 -**CN779**: LT with frequency bands CN779
1762 -)))
1763 1763  
1764 -1. (((
1765 -Packing Info
1674 +(((
1675 +* **CN779**: LT with frequency bands CN779
1676 +
1677 += 8. Packing Info =
1766 1766  )))
1767 1767  
1768 1768  (((
1681 +(((
1769 1769  **Package Includes**:
1770 1770  )))
1684 +)))
1771 1771  
1772 1772  * (((
1687 +(((
1773 1773  LT I/O Controller x 1
1774 1774  )))
1690 +)))
1775 1775  * (((
1692 +(((
1776 1776  Stick Antenna for LoRa RF part x 1
1777 1777  )))
1695 +)))
1778 1778  * (((
1697 +(((
1779 1779  Bracket for controller x1
1780 1780  )))
1700 +)))
1781 1781  * (((
1702 +(((
1782 1782  Program cable x 1
1783 1783  )))
1705 +)))
1784 1784  
1785 1785  (((
1708 +(((
1786 1786  **Dimension and weight**:
1787 1787  )))
1711 +)))
1788 1788  
1789 1789  * (((
1714 +(((
1790 1790  Device Size: 13.5 x 7 x 3 cm
1791 1791  )))
1717 +)))
1792 1792  * (((
1719 +(((
1793 1793  Device Weight: 105g
1794 1794  )))
1722 +)))
1795 1795  * (((
1724 +(((
1796 1796  Package Size / pcs : 14.5 x 8 x 5 cm
1797 1797  )))
1727 +)))
1728 +
1729 +(((
1798 1798  * (((
1799 1799  Weight / pcs : 170g
1800 1800  )))
1801 1801  
1802 -1. (((
1803 -Support
1734 += 9. Support =
1804 1804  )))
1805 1805  
1806 1806  * (((
... ... @@ -1811,5 +1811,5 @@
1811 1811  )))
1812 1812  
1813 1813  (((
1814 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1745 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1815 1815  )))
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Author
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1 +XWiki.Xiaoling
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