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Last modified by Mengting Qiu on 2025/06/04 10:46
From version 264.2
edited by Xiaoling
on 2022/06/23 10:04
Change comment: There is no comment for this version
To version 263.1
edited by Xiaoling
on 2022/06/23 10:00
Change comment: Uploaded new attachment "image-20220623100044-7.png", version {1}

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541 541  
542 542  
543 543  
544 -== 3.2  Replace Battery ==
544 +== 4.2  Replace Battery ==
545 545  
546 546  (((
547 547  Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
... ... @@ -553,7 +553,7 @@
553 553  
554 554  
555 555  
556 -== 3.3  Power Consumption Analyze ==
556 +== 4.3  Power Consumption Analyze ==
557 557  
558 558  (((
559 559  Dragino Battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval.
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598 598  
599 599  
600 600  
601 -=== 3.3.1  ​Battery Note ===
601 +=== 4.3.1  ​Battery Note ===
602 602  
603 603  (((
604 604  (((
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608 608  
609 609  
610 610  
611 -=== ​3.3.2  Replace the battery ===
611 +=== ​4.3.2  Replace the battery ===
612 612  
613 613  (((
614 614  (((
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624 624  )))
625 625  
626 626  
627 -= 4.  Use AT Command =
627 += 5.  Use AT Command =
628 628  
629 -== 4.1  Access AT Commands ==
629 +== 5.1  Access AT Commands ==
630 630  
631 -User can use a USB to TTL adapter to connect to LSN50V2-D20 to use AT command to configure the device. Example is as below:
631 +LDDS04 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LDDS04 for using AT command, as below.
632 632  
633 +(% aria-label="1654940081538-914.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654940081538-914.png||data-widget="image"]](% style="background:url(~"http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
633 633  
634 -[[image:image-20220623095817-4.png||height="665" width="1032"]]
635 635  
636 -(% style="display:none" %) (%%)
636 +**Connection:**
637 637  
638 -[[image:image-20220623100044-7.png]]
638 +(% style="background-color:yellow" %)** USB TTL GND <~-~-~-~-> GND**
639 639  
640 +(% style="background-color:yellow" %)** USB TTL TXD  <~-~-~-~-> UART_RXD**
640 640  
641 -(% style="display:none" %) (%%)
642 +(% style="background-color:yellow" %)** USB TTL RXD  <~-~-~-~-> UART_TXD**
642 642  
643 -= 5.  FAQ =
644 644  
645 +(((
646 +(((
647 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS04.
648 +)))
645 645  
646 -1.
647 -11. What is the frequency range of LSN50v2-D20?
650 +(((
651 +LDDS04 will output system info once power on as below:
652 +)))
653 +)))
648 648  
649 -Different LSN50V2-D20 version supports different frequency range, below is the table for the working frequency and recommend bands for each model:
650 650  
651 -[[image:image-20220623100350-8.png]]
656 + (% aria-label="1654593712276-618.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654593712276-618.png||data-widget="image"]](% style="background:url(~"http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
652 652  
658 +Valid AT Command please check [[Configure Device>>||anchor="H3.A0ConfigureLDDS04viaATCommandorLoRaWANDownlink"]].
653 653  
654 -1.
655 -11. What is the Frequency Plan?
656 656  
657 657  
658 -Please refer Dragino End Node Frequency Plan:
662 += 6.  FAQ =
659 659  
660 -[[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Frequency_Band>>url:http://wiki.dragino.com/index.php?title=End_Device_Frequency_Band]]
661 -
662 -
663 -
664 -1.
665 -11. How to update the firmware?
666 -
667 -User can upgrade the firmware for 1) bug fix, 2) new feature release or 3) change frequency plan.
668 -
669 -Please see this link for how to upgrade:
670 -
671 -[[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Instruction_for_STM32_base_products#Hardware_Upgrade_Method_Support_List>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Instruction_for_STM32_base_products#Hardware_Upgrade_Method_Support_List]]
672 -
673 673  == 6.1  How to change the LoRa Frequency Bands/Region ==
674 674  
675 675  You can follow the instructions for [[how to upgrade image>>||anchor="H2.9A0200BFirmwareChangeLog"]].
image-20220623100350-8.png
Author
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1 -XWiki.Xiaoling
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