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Last modified by Mengting Qiu on 2025/08/06 17:02
From version 173.6
edited by Xiaoling
on 2022/06/15 10:15
Change comment: There is no comment for this version
To version 174.7
edited by Xiaoling
on 2022/06/15 10:34
Change comment: There is no comment for this version

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362 362  * If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
363 363  * If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
364 364  
365 +
366 +
365 365  === 2.3.3  Interrupt Pin ===
366 366  
367 367  This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.2A0SetInterruptMode"]] for the hardware and software set up.
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495 495  
496 496  
497 497  
498 -== 2.8  ​Firmware Change Log ==
500 +== 2.7  ​Firmware Change Log ==
499 499  
500 500  
501 501  (((
502 -**Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]]
504 +**Firmware download link:  **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]]
503 503  )))
504 504  
505 505  (((
... ... @@ -507,46 +507,45 @@
507 507  )))
508 508  
509 509  (((
510 -**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
512 +**Firmware Upgrade Method:  [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]**
511 511  )))
512 512  
513 513  
514 514  
515 -== 2.9  Mechanical ==
517 +== 2.8  Battery Analysis ==
516 516  
517 517  
518 -[[image:image-20220610172003-1.png]]
519 519  
520 520  
521 -[[image:image-20220610172003-2.png]]
522 +=== 2.8.1  Battery Type ===
522 522  
524 +The LDDS20 battery is a combination of a 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is non-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter.
523 523  
524 524  
525 -== 2.10  Battery Analysis ==
526 -
527 -=== 2.10.1  Battery Type ===
528 -
529 -The LDDS75 battery is a combination of a 4000mAh or 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is non-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter.
530 -
531 -
532 532  The battery related documents as below:
533 533  
534 534  * (((
535 -[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
530 +[[Battery Dimension>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]],
536 536  )))
537 537  * (((
538 -[[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
533 +[[Lithium-Thionyl Chloride Battery  datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]],
539 539  )))
540 540  * (((
541 -[[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]]
536 +[[Lithium-ion Battery-Capacitor datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
542 542  )))
543 543  
544 - [[image:image-20220610172400-3.png]]
539 + [[image:image-20220615102527-16.png]]
545 545  
546 546  
547 547  
548 -=== 2.10.2  Replace the battery ===
543 +== 2.8.2  Battery Note ==
549 549  
545 +The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to uplink data, then the battery life may be decreased.
546 +
547 +
548 +
549 +=== 2.8.3  Replace the battery ===
550 +
550 550  (((
551 551  You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won't be voltage drop between battery and main board.
552 552  )))
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561 561  
562 562  
563 563  
565 +== 2.8.4  Battery Life Analyze ==
566 +
567 +Dragino battery powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimate battery life:
568 +
569 +[[https:~~/~~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf]]
570 +
571 +
572 +
564 564  = 3.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
565 565  
566 566  (((
image-20220615102527-16.png
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1 +XWiki.Xiaoling
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