Last modified by Mengting Qiu on 2024/04/02 17:03
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From version < 83.6 >
edited by Xiaoling
on 2022/12/08 11:16
To version < 82.2 >
edited by Xiaoling
on 2022/12/07 18:18
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4 4  
5 5  **Table of Contents：**
6 6  
7 -{{toc/}}
8 8  
9 9  
10 10  
... ... @@ -17,6 +17,7 @@
17 17  (((
18 18  The Dragino NMDS200 is a(% style="color:blue" %)** NB-IoT Microwave Radar distance sensor**(%%). It uses (% style="color:blue" %)**24Ghz Microwave**(%%) to detect the distance between sensor and different objects. Compare vs ultrasonic or Lidar measurement method, Microwave Radar is (% style="color:blue" %)**more reliable for condensation / dusty environment**(%%). It can sense correct distance even there is water or thick dust on top of the sensor.
19 19  
19 +
20 20  The NMDS200 can be applied to scenarios such as horizontal distance measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, etc.
21 21  
22 22  NMDS200 can (% style="color:blue" %)**measure two distances**(%%): the closest object and next object behind the closest one.
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33 33  )))
34 34  
35 35  
36 +
36 36  == ​1.2  Features ==
37 37  
38 38  
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62 62  * Horizontal Angel: 78°
63 63  * Vertical Angel: 23°
64 64  
66 +
65 65  == 1.4  Storage Temperature ==
66 66  
67 67  
... ... @@ -68,9 +68,13 @@
68 68   -40°C to +85°C
69 69  
70 70  
73 +
74 +
75 +
71 71  == 1.5 ​ Applications ==
72 72  
73 73  
79 +
74 74  * Horizontal distance measurement
75 75  * Liquid level measurement
76 76  * Parking management system
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137 137  
138 138  Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NMDS200 will use** (% style="color:red" %)CoAP(120.24.4.116:5683)(%%)** or raw (% style="color:red" %)**UDP(120.24.4.116:5601) **(%%)or (% style="color:red" %)**MQTT(120.24.4.116:1883) **(%%)or (% style="color:red" %)**TCP(120.24.4.116:5600)protocol**(%%) to send data to the test server.
139 139  
140 -[[image:image-20221208090742-1.png]]
146 +[[image:image-20221207173300-4.png]]
141 141  
142 142  
143 143  === 2.2.1 Insert NB-IoT SIM card ===
... ... @@ -193,7 +193,7 @@
193 193  (% style="color:red" %)**Note: if you don't have a CoAP server, you can refer this link to set up a CoAP server: **(%%)[[**http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]]
194 194  
195 195  
196 -(% style="color:blue" %)**Use below commands in NMDS200:**
202 +(% style="color:blue" %)**Use below commands in NDS03A:**
197 197  
198 198  * (% style="color:#037691" %)**AT+PRO=1**                (%%) ~/~/ Set to use CoAP protocol to uplink
199 199  
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296 296  
297 297  (% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
298 298  |=(% scope="row" style="width: 50px;" %)**Size(bytes)**|(% style="width:50px" %)**8**|(% style="width:20px" %)**2**|(% style="width:20px" %)**2**|(% style="width:65px" %)**1**|(% style="width:25px" %)**1**|(% style="width:50px" %)**1**|(% style="width:90px" %)**2**|(% style="width:100px" %)**2**
299 -|=(% style="width: 93px;" %)**Value**|(% style="width:67px" %)[[Device ID>>||anchor="H2.4.1A0A0DeviceID"]]|(% style="width:40px" %)[[Ver>>||anchor="H2.4.2A0VersionInfo"]]|(% style="width:45px" %)[[BAT>>||anchor="H2.4.3A0BatteryInfo"]]|(% style="width:75px" %)[[Signal Strength>>||anchor="H2.4.4A0SignalStrength"]]|(% style="width:54px" %)MOD|(% style="width:62px" %)Exit flag|(% style="width:94px" %) [[Distance 1>>||anchor="H2.4.5A0Distance"]] |(% style="width:93px" %) [[Distance  2>>||anchor="H2.4.5A0Distance"]]
305 +|=(% style="width: 93px;" %)**Value**|(% style="width:67px" %)[[Device ID>>||anchor="H2.4.1A0A0DeviceID"]]|(% style="width:40px" %)[[Ver>>||anchor="H2.4.2A0VersionInfo"]]|(% style="width:45px" %)[[BAT>>||anchor="H2.4.3A0BatteryInfo"]]|(% style="width:75px" %)[[Signal Strength>>||anchor="H2.4.4A0SignalStrength"]]|(% style="width:54px" %)MOD|(% style="width:62px" %)Exit flag|(% style="width:94px" %) Distance 1 |(% style="width:93px" %) Distance  2
300 300  
301 301  (% border="1.5" style="background-color:#ffffcc; color:green; width:450px" %)
302 302  |(% style="width:50px" %)**4**|(% style="width:90px" %)**2**|(% style="width:90px" %)**2**|(% style="width:60px" %)**4**|(% style="width:50px" %)(((
303 303  **1-32 group**
304 304  )))
305 -|(% style="width:98px" %)[[Time stamp>>||anchor="H2.4.6A0Timestamp"]]| Distance 1 | Distance  2|(% style="width:67px" %)Time stamp|(% style="width:74px" %)...
311 +|(% style="width:98px" %)[[Time stamp>>||anchor="H2.4.7A0Timestamp"]]| Distance 1 | Distance  2|(% style="width:67px" %)Time stamp|(% style="width:74px" %)...
306 306  
307 307  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NMDS200 uplink data.
308 308  
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373 373  
374 374  NB-IoT Network signal Strength.
375 375  
376 -(% style="color:blue" %)**Ex1: 0x1d = 29**
382 +**Ex1: 0x1d = 29**
377 377  
378 -(% style="color:#037691" %)**0** (%%) -113dBm or less
384 +**0**  -113dBm or less
379 379  
380 -(% style="color:#037691" %)**1**  (%%) -111dBm
386 +**1**  -111dBm
381 381  
382 -(% style="color:#037691" %)**2...30** (%%) -109dBm... -53dBm
388 +**2...30** -109dBm... -53dBm
383 383  
384 -(% style="color:#037691" %)**31** (%%) -51dBm or greater
390 +**31**   -51dBm or greater
385 385  
386 -(% style="color:#037691" %)**99** (%%) Not known or not detectable
392 +**99**    Not known or not detectable
387 387  
388 388  
389 389  === 2.4.5  Distance ===
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391 391  
392 392  [[image:1670407401682-959.png]]
393 393  
394 -
395 395  (% style="color:blue" %)**Object1 Distance:**
396 396  
397 397  Distance between sensor probe to the first object. (unit: cm)
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445 445  The NMDS200 has an internal LED which is to show the status of different states.
446 446  
447 447  * When the device starts normally, the LED will light up for 1 second.
448 -* After NMDS200 join NB-IoT network. The LED will be ON for 3 seconds.
453 +* After NDS03A join NB-IoT network. The LED will be ON for 3 seconds.
449 449  * For each uplink probe, LED will be on for 500ms.
450 450  
451 451  
... ... @@ -455,7 +455,7 @@
455 455  
456 456  (% style="color:blue" %)**AT Command: AT+ALARM1=min,max**
457 457  
458 -(% style="color:#037691" %)**Example 1:**
463 +**Example 1:**
459 459  
460 460  AT+ ALARM1 =60,200  ~/~/ Alarm when moisture lower than 60.
461 461  
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462 462  AT+ ALARM2 =min,max
463 463  
464 464  
465 -(% style="color:#037691" %)**Example 2:**
470 +**Example 2:**
466 466  
467 467  AT+ ALARM2 =200,1500  ~/~/ Alarm when temperature lower than 1500
468 468  
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602 602  
603 603  AT+SERVADDR  : Server Address
604 604  
605 -AT+TR      :  Get or Set record time
610 +AT+TR      :  Get or Set record time
606 606  
607 -AT+NOUD :  Get or Set the number of data to be uploaded
612 +AT+NOUD      : Get or Set the number of data to be uploaded
608 608  
609 609  AT+CDP     :  Read or Clear cached data
610 610  
611 -AT+DEBUG:  Enable or Disable debug mode
616 +AT+ DEBUG   : Enable or Disable debug mode
612 612  
613 -AT+ALARM1:  Get or Set alarm of distance1
618 +AT+ TTRIG1   : Get or Set PB14 PIN Alarm Base on Timeout
614 614  
615 -AT+ALARM2:  Get or Set alarm of distance2
620 +AT+ TTRIG2   : Get or Set PB15 PIN Alarm Base on Timeout
616 616  
617 -AT+GETSENSORVALUE :  Returns the current sensor measurement
622 +AT+COUNTMOD  :  Get or Set the count mode
618 618  
619 -AT+POWERIC :  Get or set the Power IC flag
624 +AT+TTRCHANNEL  : Get or Set the number of interrupt channels
620 620  
626 +AT+TTRALARM : Get or Set TTRIG1 of Alarm interval (unit: minute)
621 621  
628 +AT+DISALARM  : Enable/Disable Alarm for door open/close or water leak event
629 +
630 +AT+ CLRC   :  Clear current door open count
631 +
632 +
622 622  (% style="color:blue" %)**COAP Management**      
623 623  
624 -AT+URI :  Resource parameters
635 +AT+URI            : Resource parameters
625 625  
626 626  
627 627  (% style="color:blue" %)**UDP Management**
628 628  
629 -AT+CFM :  Upload confirmation mode (only valid for UDP)
640 +AT+CFM          : Upload confirmation mode (only valid for UDP)
630 630  
631 631  
632 632  (% style="color:blue" %)**MQTT Management**
633 633  
634 -AT+CLIENT  : Get or Set MQTT client
645 +AT+CLIENT               : Get or Set MQTT client
635 635  
636 -AT+UNAME : Get or Set MQTT Username
647 +AT+UNAME  : Get or Set MQTT Username
637 637  
638 -AT+PWD  :  Get or Set MQTT password
649 +AT+PWD                  : Get or Set MQTT password
639 639  
640 -AT+PUBTOPIC :  Get or Set MQTT publish topic
651 +AT+PUBTOPIC  : Get or Set MQTT publish topic
641 641  
642 -AT+SUBTOPIC :  Get or Set MQTT subscription topic
653 +AT+SUBTOPIC  : Get or Set MQTT subscription topic
643 643  
644 644  
645 645  (% style="color:blue" %)**Information**          
646 646  
647 -AT+FDR :  Factory Data Reset
658 +AT+FDR  : Factory Data Reset
648 648  
649 -AT+PWORD :  Serial Access Password
660 +AT+PWORD  : Serial Access Password
650 650  
651 651  
652 652  = ​5.  FAQ =
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658 658  
659 659  Please see this link for how to upgrade:  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H2.HardwareUpgradeMethodSupportList>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H2.HardwareUpgradeMethodSupportList]]
660 660  
661 -(% style="color:red" %)**Notice: **(% style="color:blue" %)**NMDS200** (%%)**and (% style="color:blue" %)LMDS200(%%)**(% style="color:blue" %) (%%)**share the same mother board. They use the same connection and method to update.**
672 +(% style="color:red" %)**Notice: **(% style="color:blue" %)**NDS03A** (%%)**and (% style="color:blue" %)LDS03A(%%)**(% style="color:blue" %) (%%)**share the same mother board. They use the same connection and method to update.**
662 662  
663 663  
664 664  = 6.  Trouble Shooting =
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678 678  = 7. ​ Order Info =
679 679  
680 680  
681 -Part Number:(% style="color:blue" %)** NMDS200**
692 +Part Number**:** NDS03A
682 682  
683 683  
684 684  = 8.  Packing Info =
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686 686  
687 687  (% style="color:blue" %)**Package Includes**:
688 688  
689 -* NMDS200 NB-IoT Microwave Radar Distance Sensor x 1
700 +* NDS03A Open/Close Door Sensor x 1
690 690  
691 691  = 9.  Support =
692 692  
image-20221208090742-1.png
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