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Last modified by Mengting Qiu on 2025/08/06 17:02
From version 175.11
edited by Xiaoling
on 2022/06/15 10:58
Change comment: There is no comment for this version
To version 175.9
edited by Xiaoling
on 2022/06/15 10:57
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 +
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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493 493  * Solid ON for 5 seconds once device successful Join the network.
494 494  * Blink once when device transmit a packet.
495 495  
497 +
496 496  == 2.7  ​Firmware Change Log ==
497 497  
498 498  
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723 723  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
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725 725  
728 +
726 726  = 4.  FAQ =
727 727  
728 728  == 4.1  What is the frequency plan for LDDS20? ==
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733 733  
734 734  == 4.2  How to change the LoRa Frequency Bands/Region ==
735 735  
736 -You can follow the instructions for [[how to upgrade image>>||anchor="H2.7A0200BFirmwareChangeLog"]].
739 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
737 737  When downloading the images, choose the required image file for download. ​
738 738  
739 739