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Last modified by Mengting Qiu on 2024/04/02 16:44
From version 115.3
edited by Xiaoling
on 2022/07/09 16:59
Change comment: There is no comment for this version
To version 115.5
edited by Xiaoling
on 2022/07/09 17:18
Change comment: There is no comment for this version

Summary

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587 587  
588 588  
589 589  
590 -== 2.6  ​LED Indicator ==
590 +== 2.5  ​Battery Analysis ==
591 591  
592 +=== 2.5.1  ​Battery Type ===
592 592  
593 -The NDDS75 has an internal LED which is to show the status of different state.
594 594  
595 -
596 -* When power on, NDDS75 will detect if sensor probe is connected, if probe detected, LED will blink four times. (no blinks in this step is no probe)
597 -* Then the LED will be on for 1 second means device is boot normally.
598 -* After NDDS75 join NB-IoT network. The LED will be ON for 3 seconds.
599 -* For each uplink probe, LED will be on for 500ms.
600 -
601 601  (((
602 -
603 -)))
604 -
605 -
606 -
607 -== 2.7  ​Firmware Change Log ==
608 -
609 -
610 -(((
611 -Download URL & Firmware Change log
612 -)))
613 -
614 -(((
615 -[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/Firmware/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/Firmware/]]
616 -)))
617 -
618 -
619 -(((
620 -Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
621 -)))
622 -
623 -
624 -
625 -== 2.8  ​Battery Analysis ==
626 -
627 -=== 2.8.1  ​Battery Type ===
628 -
629 -
630 -(((
631 631  The NDDS75 battery is a combination of an 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is none-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.
632 632  )))
633 633