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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 60.1
edited by Xiaoling
on 2022/05/24 10:34
Change comment: Uploaded new attachment "image-20220524103407-12.png", version {1}
To version 66.2
edited by Xiaoling
on 2022/05/24 10:48
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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/]].
... ... @@ -1515,122 +1515,74 @@
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]]
1625 1625  
1626 -(((
1627 -
1628 -)))
1629 1629  
1630 -(((
1631 -
1632 -)))
1633 -
1634 1634  1. (((
1635 1635  (((
1636 1636  
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