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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 73.7
edited by Xiaoling
on 2023/06/13 10:43
Change comment: There is no comment for this version
To version 73.4
edited by Xiaoling
on 2023/06/13 10:33
Change comment: There is no comment for this version

Summary

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... ... @@ -297,22 +297,19 @@
297 297  
298 298  
299 299  (((
300 -Get the distance. Flat object range 30mm - 4500mm.
300 +Get the distance. Flat object range 280mm - 7500mm.
301 301  )))
302 302  
303 303  (((
304 -For example, if the data you get from the register is **0x0B 0x05**, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** **
304 +For example, if the data you get from the register is 0x0B 0x05, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** **
305 305  
306 -(% style="color:blue" %)**0B05(H) = 2821 (D) = 2821 mm.**
306 +(% style="color:#4472c4" %)**0B05(H) = 2821 (D) = 2821 mm.**
307 307  )))
308 308  
309 309  
310 310  * If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
311 -* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
311 +* If the sensor value lower than 0x0118 (280mm), the sensor value will be invalid. All value lower than 280mm will be set to 0x0014(20mm) which means the value is invalid.
312 312  
313 -
314 -
315 -
316 316  === 2.3.3  Interrupt Pin ===
317 317  
318 318  
... ... @@ -562,12 +562,12 @@
562 562  Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
563 563  )))
564 564  * (((
565 -Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
566 -)))
562 +Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
567 567  
568 568  
565 +
566 +)))
569 569  
570 -
571 571  === 3.3.2 Set Interrupt Mode ===
572 572  
573 573  
... ... @@ -602,9 +602,6 @@
602 602  
603 603  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
604 604  
605 -
606 -
607 -
608 608  = 4. Battery & Power Consumption =
609 609  
610 610  
... ... @@ -625,7 +625,7 @@
625 625  
626 626  * Fix bugs.
627 627  
628 -Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/a5ue0nfrzqy9nz6/AABbvlATosDJKDwBmbirVbMYa?dl=0]]**
622 +Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/7la95mae0fn03xe/AACtzs-32m22TLb75B-iIr-Qa?dl=0]]**
629 629  
630 630  Methods to Update Firmware:
631 631  
... ... @@ -633,10 +633,6 @@
633 633  
634 634  * Update through UART TTL interface: **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
635 635  
636 -
637 -
638 -
639 -
640 640  = 6. FAQ =
641 641  
642 642  == 6.1  What is the frequency plan for DDS45-LB? ==