Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Mengting Qiu on 2025/06/04 18:42
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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: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: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: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 ... ... @@ -1379,258 +1379,368 @@ 1379 1379 AT+CFG: Print all settings 1380 1380 ))) 1381 1381 1382 +== 4.2 Common AT Command Sequence == 1382 1382 1384 +=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === 1383 1383 1384 -1. 1385 -11. Common AT Command Sequence 1386 -111. Multi-channel ABP mode (Use with SX1301/LG308) 1387 - 1386 +((( 1388 1388 If device has not joined network yet: 1388 +))) 1389 1389 1390 -123456 1390 +((( 1391 +(% style="background-color:#dcdcdc" %)123456 1392 +))) 1391 1391 1392 -AT+FDR 1394 +((( 1395 +(% style="background-color:#dcdcdc" %)AT+FDR 1396 +))) 1393 1393 1394 -123456 1398 +((( 1399 +(% style="background-color:#dcdcdc" %)123456 1400 +))) 1395 1395 1396 -AT+NJM=0 1402 +((( 1403 +(% style="background-color:#dcdcdc" %)AT+NJM=0 1404 +))) 1397 1397 1398 -ATZ 1406 +((( 1407 +(% style="background-color:#dcdcdc" %)ATZ 1408 +))) 1399 1399 1400 1400 1411 +((( 1401 1401 If device already joined network: 1413 +))) 1402 1402 1403 -AT+NJM=0 1415 +((( 1416 +(% style="background-color:#dcdcdc" %)AT+NJM=0 1417 +))) 1404 1404 1405 -ATZ 1419 +((( 1420 +(% style="background-color:#dcdcdc" %)ATZ 1421 +))) 1406 1406 1407 -1. 1408 -11. 1409 -111. Single-channel ABP mode (Use with LG01/LG02) 1423 +=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1410 1410 1411 -123456 Enter Password to have AT access. 1425 +((( 1426 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1427 +))) 1412 1412 1413 -AT+FDR Reset Parameters to Factory Default, Keys Reserve 1429 +((( 1430 +(% style="background-color:#dcdcdc" %) AT+FDR(%%) Reset Parameters to Factory Default, Keys Reserve 1431 +))) 1414 1414 1415 -123456 Enter Password to have AT access. 1433 +((( 1434 +(% style="background-color:#dcdcdc" %) 123456(%%) Enter Password to have AT access. 1435 +))) 1416 1416 1417 -AT+CLASS=C Set to work in CLASS C 1437 +((( 1438 +(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C 1439 +))) 1418 1418 1419 -AT+NJM=0 Set to ABP mode 1441 +((( 1442 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode 1443 +))) 1420 1420 1421 -AT+ADR=0 Set the Adaptive Data Rate Off 1445 +((( 1446 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off 1447 +))) 1422 1422 1423 -AT+DR=5 Set Data Rate 1449 +((( 1450 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%) Set Data Rate 1451 +))) 1424 1424 1425 -AT+TDC=60000 Set transmit interval to 60 seconds 1453 +((( 1454 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%) Set transmit interval to 60 seconds 1455 +))) 1426 1426 1427 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz 1457 +((( 1458 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1459 +))) 1428 1428 1429 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server) 1461 +((( 1462 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server) 1463 +))) 1430 1430 1431 -AT+RX2DR=5 Set RX2DR to match the downlink DR from server. see below 1465 +((( 1466 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%) Set RX2DR to match the downlink DR from server. see below 1467 +))) 1432 1432 1433 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1469 +((( 1470 +(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%)Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal. 1471 +))) 1434 1434 1435 -ATZ Reset MCU 1473 +((( 1474 +(% style="background-color:#dcdcdc" %) ATZ (%%) Reset MCU 1475 +))) 1436 1436 1437 -**Note:** 1477 +((( 1478 +(% style="color:red" %)**Note:** 1479 +))) 1438 1438 1439 -1. Make sure the device is set to ABP mode in the IoT Server. 1440 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1441 -1. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means. 1442 -1. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5 1481 +((( 1482 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server. 1483 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting. 1484 +3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means. 1485 +4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5 1486 +))) 1443 1443 1444 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] 1488 +((( 1489 +[[image:1653359097980-169.png||height="188" width="729"]] 1490 +))) 1445 1445 1492 +((( 1493 + 1494 +))) 1446 1446 1447 -1. 1448 -11. 1449 -111. Change to Class A 1496 +=== 4.2.3 Change to Class A === 1450 1450 1451 1451 If sensor JOINED 1452 - 1453 -AT+CLASS=A 1454 - 1499 +(% style="background-color:#dcdcdc" %)AT+CLASS=A 1455 1455 ATZ 1456 1456 1502 += 5. FAQ = 1457 1457 1504 +== 5.1 How to upgrade the image? == 1458 1458 1459 - 1460 - 1461 -1. FAQ 1462 - 1463 -1. 1464 -11. How to upgrade the image? 1465 - 1466 1466 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1467 1467 1468 1468 * Support new features 1469 1469 * For bug fix 1470 1470 * Change LoRaWAN bands. 1471 - 1472 1472 Below shows the hardware connection for how to upload an image to the LT: 1512 +* [[image:1653359603330-121.png]] 1473 1473 1474 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]] 1475 - 1476 - 1477 1477 **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]]. 1478 - 1479 1479 **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1480 - 1481 1481 **Step3: **Open flashloader; choose the correct COM port to update. 1517 +**For LT-22222-L**: 1518 +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. 1482 1482 1483 - **ForLT-33222-L**:1520 + [[image:image-20220524103407-12.png]] 1484 1484 1485 - Hold down the PRO button and thenmomentarily press the RST reset button and the **DO2 led** will changefrom OFF to ON. When **DO2 LED**is on, itmeans thedevice is in download mode.1522 +[[image:image-20220524103429-13.png]] 1486 1486 1487 - **For LT-22222-L**:1524 +[[image:image-20220524104033-15.png]] 1488 1488 1489 - HolddownthePRO button and thenmomentarilypress theRSTresetbutton andthe**DO1 led** will change fromOFFtoON.When**DO1 LED**is on,itmeansthe device isin download mode.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: 1490 1490 1528 +[[image:1653360054704-518.png||height="186" width="745"]] 1491 1491 1530 +((( 1531 +((( 1532 +== 5.2 How to change the LoRa Frequency Bands/Region? == 1533 +))) 1534 +))) 1492 1492 1493 - |(((1494 - Board detected1536 +((( 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. 1495 1495 ))) 1496 1496 1497 - |(((1498 - 1540 +((( 1541 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1499 1499 ))) 1500 1500 1501 -[[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]] 1502 - 1503 - 1504 - 1505 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] 1506 - 1507 - 1508 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image037.png]] 1509 - 1510 - 1511 -**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is: 1512 - 1513 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]] 1514 - 1515 - 1516 -1. 1517 -11. How to change the LoRa Frequency Bands/Region? 1518 - 1519 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download. 1520 - 1521 - 1522 -1. 1523 -11. How to set up LT to work with Single Channel Gateway such as LG01/LG02? 1524 - 1544 +((( 1545 +((( 1525 1525 In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency. 1547 +))) 1548 +))) 1526 1526 1550 +((( 1551 +((( 1527 1527 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1553 +))) 1554 +))) 1528 1528 1556 +((( 1557 + 1558 +))) 1529 1529 1530 -**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. 1560 +((( 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. 1562 +))) 1531 1531 1532 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]] 1564 +((( 1565 +[[image:1653360231087-571.png||height="401" width="727"]] 1566 +))) 1533 1533 1534 -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 +(% 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. 1535 1535 1570 +(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1536 1536 1537 -**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 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 1538 1538 1539 -123456 Enter Password to have AT access. 1540 - 1541 -AT+FDR Reset Parameters to Factory Default, Keys Reserve 1542 - 1543 -123456 Enter Password to have AT access. 1544 - 1545 -AT+NJM=0 Set to ABP mode 1546 - 1547 -AT+ADR=0 Set the Adaptive Data Rate Off 1548 - 1549 -AT+DR=5 Set Data Rate (Set AT+DR=3 for 915 band) 1550 - 1551 -AT+TDC=60000 Set transmit interval to 60 seconds 1552 - 1553 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz 1554 - 1555 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1 1556 - 1557 -ATZ Reset MCU 1558 - 1559 1559 As shown in below: 1560 1560 1561 -[[image: file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]1585 +[[image:1653360498588-932.png||height="485" width="726"]] 1562 1562 1587 +== 5.4 Can I see counting event in Serial? == 1563 1563 1564 - 1565 -1. 1566 -11. Can I see counting event in Serial? 1567 - 1589 +((( 1568 1568 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. 1591 +))) 1569 1569 1593 +((( 1594 += 6. Trouble Shooting = 1595 +))) 1570 1570 1597 +((( 1598 +((( 1599 +== 6.1 Downlink doesn’t work, how to solve it? == 1600 +))) 1601 +))) 1571 1571 1572 - 1573 -1. Trouble Shooting 1574 -11. Downlink doesn’t work, how to solve it? 1575 - 1603 +((( 1576 1576 Please see this link for how to debug: 1577 1577 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/]] 1607 +))) 1608 + 1609 +((( 1578 1578 [[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]] 1611 +))) 1579 1579 1613 +((( 1614 +== 6.2 Have trouble to upload image. == 1615 +))) 1580 1580 1581 -1. 1582 -11. Have trouble to upload image. 1583 - 1617 +((( 1584 1584 See this link for trouble shooting: 1619 +))) 1585 1585 1621 +((( 1586 1586 [[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting]] 1623 +))) 1587 1587 1625 +((( 1626 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1627 +))) 1588 1588 1589 -1. 1590 -11. Why I can’t join TTN in US915 /AU915 bands? 1591 - 1629 +((( 1592 1592 It might be about the channels mapping. Please see this link for detail: 1631 +))) 1593 1593 1633 +((( 1594 1594 [[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]] 1635 +))) 1595 1595 1637 +((( 1638 += 7. Order Info = 1639 +))) 1596 1596 1641 +((( 1642 +**LT-22222-L-XXX:** 1643 +))) 1597 1597 1598 - 1599 -1. Order Info 1600 - 1601 -**For LT-33222-L-XXX or LT-22222-L-XXX:** 1602 - 1645 +((( 1603 1603 **XXX:** 1647 +))) 1604 1604 1605 -* **EU433**: LT with frequency bands EU433 1606 -* **EU868**: LT with frequency bands EU868 1607 -* **KR920**: LT with frequency bands KR920 1608 -* **CN470**: LT with frequency bands CN470 1609 -* **AS923**: LT with frequency bands AS923 1610 -* **AU915**: LT with frequency bands AU915 1611 -* **US915**: LT with frequency bands US915 1612 -* **IN865**: LT with frequency bands IN865 1649 +* ((( 1650 +**EU433**: LT with frequency bands EU433 1651 +))) 1652 +* ((( 1653 +**EU868**: LT with frequency bands EU868 1654 +))) 1655 +* ((( 1656 +**KR920**: LT with frequency bands KR920 1657 +))) 1658 +* ((( 1659 +**CN470**: LT with frequency bands CN470 1660 +))) 1661 +* ((( 1662 +**AS923**: LT with frequency bands AS923 1663 +))) 1664 +* ((( 1665 +**AU915**: LT with frequency bands AU915 1666 +))) 1667 +* ((( 1668 +**US915**: LT with frequency bands US915 1669 +))) 1670 +* ((( 1671 +**IN865**: LT with frequency bands IN865 1672 +))) 1673 + 1674 +((( 1613 1613 * **CN779**: LT with frequency bands CN779 1614 1614 1615 -1. Packing Info 1677 += 8. Packing Info = 1678 +))) 1616 1616 1680 +((( 1681 +((( 1617 1617 **Package Includes**: 1683 +))) 1684 +))) 1618 1618 1619 -* LT I/O Controller x 1 1620 -* Stick Antenna for LoRa RF part x 1 1621 -* Bracket for controller x1 1622 -* Program cable x 1 1686 +* ((( 1687 +((( 1688 +LT I/O Controller x 1 1689 +))) 1690 +))) 1691 +* ((( 1692 +((( 1693 +Stick Antenna for LoRa RF part x 1 1694 +))) 1695 +))) 1696 +* ((( 1697 +((( 1698 +Bracket for controller x1 1699 +))) 1700 +))) 1701 +* ((( 1702 +((( 1703 +Program cable x 1 1704 +))) 1705 +))) 1623 1623 1707 +((( 1708 +((( 1624 1624 **Dimension and weight**: 1710 +))) 1711 +))) 1625 1625 1626 -* Device Size: 13.5 x 7 x 3 cm 1627 -* Device Weight: 105g 1628 -* Package Size / pcs : 14.5 x 8 x 5 cm 1629 -* Weight / pcs : 170g 1713 +* ((( 1714 +((( 1715 +Device Size: 13.5 x 7 x 3 cm 1716 +))) 1717 +))) 1718 +* ((( 1719 +((( 1720 +Device Weight: 105g 1721 +))) 1722 +))) 1723 +* ((( 1724 +((( 1725 +Package Size / pcs : 14.5 x 8 x 5 cm 1726 +))) 1727 +))) 1630 1630 1631 -1. Support 1729 +((( 1730 +* ((( 1731 +Weight / pcs : 170g 1732 +))) 1632 1632 1633 - *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.1634 - * 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 to1734 += 9. Support = 1735 +))) 1635 1635 1636 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 1737 +* ((( 1738 +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. 1739 +))) 1740 +* ((( 1741 +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 1742 +))) 1743 + 1744 +((( 1745 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 1746 +)))
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