Last modified by Mengting Qiu on 2024/04/02 17:03
<
From version < 85.1 >
edited by Xiaoling
on 2022/12/08 11:52
To version < 83.1 >
edited by Xiaoling
on 2022/12/08 09:07
>
Change comment: Uploaded new attachment "image-20221208090742-1.png", version {1}

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4 4  
5 5  **Table of Contents：**
6 6  
7 -{{toc/}}
8 8  
9 9  
10 10  
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16 16  
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 -)))
20 20  
21 -(((
19 +
22 22  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.
23 -)))
24 24  
25 -(((
26 26  NMDS200 can (% style="color:blue" %)**measure two distances**(%%): the closest object and next object behind the closest one.
27 -)))
28 28  
29 -(((
30 30  NMDS200 (% style="color:blue" %)**supports Alarm Feature**(%%), user can set the NMDS200 to uplink data in a short interval when the distance is out of configured range.
31 -)))
32 32  
33 -(((
34 34  NarrowBand-Internet of Things (NB-IoT) is a (% style="color:blue" %)**standards-based low power wide area (LPWA) technology**(%%) developed to enable a wide range of new IoT devices and services. NB-IoT significantly improves the power consumption of user devices, system capacity, and spectrum efficiency, especially in deep coverage.
35 -)))
36 36  
37 -(((
38 38  NMDS200 (% style="color:blue" %)**supports different uplink**(%%) methods including (% style="color:blue" %)**TCP, MQTT, UDP, and CoAP**(%%) for different application requirements.
39 -)))
40 40  
41 -(((
42 42  NMDS200 is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**,(%%) It is designed for long-term use of up to 5 years. (Actually Battery life depends on the use environment, update period & uplink method)
43 -)))
44 44  
45 -(((
46 46  To use NMDS200, user needs to check if there is NB-IoT coverage in the field and with the Nb-IoT bands that NMDS200 supports. If local operator support it, user needs to get a** (% style="color:blue" %)NB-IoT SIM card(%%)** from the operator and install into NMDS200 to get NB-IoT network connection.
47 47  )))
48 48  
49 49  
36 +
50 50  == ​1.2  Features ==
51 51  
52 52  
... ... @@ -64,15 +64,13 @@
64 64  * Micro SIM card slot for NB-IoT SIM
65 65  * 8500mAh Battery for long-term use
66 66  
67 -
68 -
69 69  == 1.3 Radar probe specification ==
70 70  
71 71  
72 72  * Measuring Method: FMCW
73 -* Frequency: 24.000 ~~ 24.500 GHz
58 +* Frequency: 24.000 24.500 GHz
74 74  * Measurement output power: 6dBm
75 -* Measure range: 0.5 ~~ 20m
60 +* Measure range: 0.5 20m
76 76  * Accuracy: ±0.1m
77 77  * Resolution: 0.01m
78 78  * Horizontal Angel: 78°
... ... @@ -79,7 +79,6 @@
79 79  * Vertical Angel: 23°
80 80  
81 81  
82 -
83 83  == 1.4  Storage Temperature ==
84 84  
85 85  
... ... @@ -86,9 +86,13 @@
86 86   -40°C to +85°C
87 87  
88 88  
73 +
74 +
75 +
89 89  == 1.5 ​ Applications ==
90 90  
91 91  
79 +
92 92  * Horizontal distance measurement
93 93  * Liquid level measurement
94 94  * Parking management system
... ... @@ -99,8 +99,6 @@
99 99  * Sewer
100 100  * Bottom water level monitoring
101 101  
102 -
103 -
104 104  == 1.6  Specification ==
105 105  
106 106  
... ... @@ -118,8 +118,6 @@
118 118  * B20 @H-FDD: 800MHz
119 119  * B28 @H-FDD: 700MHz
120 120  
121 -
122 -
123 123  == 1.7  Installation ==
124 124  
125 125  
... ... @@ -126,13 +126,10 @@
126 126  Sensor measure direction and angle is as below. When install the sensor, please make sure the sensor direct to object.
127 127  
128 128  
129 -[[image:image-20221207170748-1.png]]
113 +[[image:image-20221207170748-1.png]] [[image:image-20221207170748-2.png||height="366" width="672"]]
130 130  
131 131  
132 - [[image:image-20221207170748-2.png||height="345" width="634"]]
133 133  
134 -
135 -
136 136  == 1.8  Pin Definitions and Switch ==
137 137  
138 138  
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148 148  
149 149  The diagram below shows the working flow in the default firmware of NMDS200:
150 150  
151 -[[image:image-20221021110615-5.png||height="996" width="492"]]
132 +[[image:image-20221021110615-5.png]]
152 152  
153 153  
154 154  == 2.2 ​ Configure NMDS200 ==
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162 162  
163 163  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.
164 164  
165 -[[image:image-20221208090742-1.png]]
146 +[[image:image-20221207173300-4.png]]
166 166  
167 167  
168 168  === 2.2.1 Insert NB-IoT SIM card ===
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211 211  (% style="color:red" %)**Note: the valid AT Commands can be found at:  **(%%)[[**https:~~/~~/www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0**>>url:https://www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0]]
212 212  
213 213  
195 +
214 214  === 2.2.3 Use CoAP protocol to uplink data ===
215 215  
216 216  
... ... @@ -217,7 +217,7 @@
217 217  (% 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/]]
218 218  
219 219  
220 -(% style="color:blue" %)**Use below commands in NMDS200:**
202 +(% style="color:blue" %)**Use below commands in NDS03A:**
221 221  
222 222  * (% style="color:#037691" %)**AT+PRO=1**                (%%) ~/~/ Set to use CoAP protocol to uplink
223 223  
... ... @@ -318,15 +318,15 @@
318 318  Each time the device uploads a data package. The user can use the AT+NOUD command to upload the recorded data.Up to 32 sets of recorded data can be uploaded.
319 319  
320 320  
321 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:450px" %)
322 -|=(% scope="row" style="width: 60px;" %)**Size(bytes)**|(% style="width:50px" %)**8**|(% style="width:30px" %)**2**|(% style="width:30px" %)**2**|(% style="width:75px" %)**1**|(% style="width:30px" %)**1**|(% style="width:50px" %)**1**|(% style="width:60px" %)**2**|(% style="width:60px" %)**2**
323 -|=(% 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"]]
303 +(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
304 +|=(% 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**
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
324 324  
325 -(% border="1" style="background-color:#ffffcc; color:green; width:429px" %)
326 -|(% style="width:60px" %)**4**|(% style="width:60px" %)**2**|(% style="width:60px" %)**2**|(% style="width:60px" %)**4**|(% style="width:100px" %)(((
307 +(% border="1.5" style="background-color:#ffffcc; color:green; width:450px" %)
308 +|(% style="width:50px" %)**4**|(% style="width:90px" %)**2**|(% style="width:90px" %)**2**|(% style="width:60px" %)**4**|(% style="width:50px" %)(((
327 327  **1-32 group**
328 328  )))
329 -|(% style="width:98px" %)[[Time stamp>>||anchor="H2.4.6A0Timestamp"]]| Distance 1 | Distance  2|(% style="width:67px" %)Time stamp|(% style="width:100px" %)...
311 +|(% style="width:98px" %)[[Time stamp>>||anchor="H2.4.7A0Timestamp"]]| Distance 1 | Distance  2|(% style="width:67px" %)Time stamp|(% style="width:74px" %)...
330 330  
331 331  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NMDS200 uplink data.
332 332  
... ... @@ -358,7 +358,6 @@
358 358  * (% style="color:#037691" %)**Timestamp: **(%%)0x6390453d =1670399293 (Unix Time)
359 359  
360 360  
361 -
362 362  == 2.4  Payload Explanation and Sensor Interface ==
363 363  
364 364  === 2.4.1  Device ID ===
... ... @@ -398,17 +398,17 @@
398 398  
399 399  NB-IoT Network signal Strength.
400 400  
401 -(% style="color:blue" %)**Ex1: 0x1d = 29**
382 +**Ex1: 0x1d = 29**
402 402  
403 -(% style="color:#037691" %)**0** (%%) -113dBm or less
384 +**0**  -113dBm or less
404 404  
405 -(% style="color:#037691" %)**1**  (%%) -111dBm
386 +**1**  -111dBm
406 406  
407 -(% style="color:#037691" %)**2...30** (%%) -109dBm... -53dBm
388 +**2...30** -109dBm... -53dBm
408 408  
409 -(% style="color:#037691" %)**31** (%%) -51dBm or greater
390 +**31**   -51dBm or greater
410 410  
411 -(% style="color:#037691" %)**99** (%%) Not known or not detectable
392 +**99**    Not known or not detectable
412 412  
413 413  
414 414  === 2.4.5  Distance ===
... ... @@ -416,7 +416,6 @@
416 416  
417 417  [[image:1670407401682-959.png]]
418 418  
419 -
420 420  (% style="color:blue" %)**Object1 Distance:**
421 421  
422 422  Distance between sensor probe to the first object. (unit: cm)
... ... @@ -470,7 +470,7 @@
470 470  The NMDS200 has an internal LED which is to show the status of different states.
471 471  
472 472  * When the device starts normally, the LED will light up for 1 second.
473 -* 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.
474 474  * For each uplink probe, LED will be on for 500ms.
475 475  
476 476  
... ... @@ -480,7 +480,7 @@
480 480  
481 481  (% style="color:blue" %)**AT Command: AT+ALARM1=min,max**
482 482  
483 -(% style="color:#037691" %)**Example 1:**
463 +**Example 1:**
484 484  
485 485  AT+ ALARM1 =60,200  ~/~/ Alarm when moisture lower than 60.
486 486  
... ... @@ -487,7 +487,7 @@
487 487  AT+ ALARM2 =min,max
488 488  
489 489  
490 -(% style="color:#037691" %)**Example 2:**
470 +**Example 2:**
491 491  
492 492  AT+ ALARM2 =200,1500  ~/~/ Alarm when temperature lower than 1500
493 493  
... ... @@ -619,59 +619,65 @@
619 619  
620 620  AT+INTMOD            : Set the trigger interrupt mode
621 621  
622 -AT+5VT  : Set extend the time of 5V power  
602 +AT+5VT  : Set extend the time of 5V power  
623 623  
624 -AT+PRO  : Choose agreement
604 +AT+PRO  : Choose agreement
625 625  
626 -AT+RXDL  : Extend the sending and receiving time
606 +AT+RXDL  : Extend the sending and receiving time
627 627  
628 -AT+SERVADDR  : Server Address
608 +AT+SERVADDR  : Server Address
629 629  
630 -AT+TR      :  Get or Set record time
610 +AT+TR      :  Get or Set record time
631 631  
632 -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
633 633  
634 634  AT+CDP     :  Read or Clear cached data
635 635  
636 -AT+DEBUG:  Enable or Disable debug mode
616 +AT+ DEBUG   : Enable or Disable debug mode
637 637  
638 -AT+ALARM1:  Get or Set alarm of distance1
618 +AT+ TTRIG1   : Get or Set PB14 PIN Alarm Base on Timeout
639 639  
640 -AT+ALARM2:  Get or Set alarm of distance2
620 +AT+ TTRIG2   : Get or Set PB15 PIN Alarm Base on Timeout
641 641  
642 -AT+GETSENSORVALUE :  Returns the current sensor measurement
622 +AT+COUNTMOD  :  Get or Set the count mode
643 643  
644 -AT+POWERIC :  Get or set the Power IC flag
624 +AT+TTRCHANNEL  : Get or Set the number of interrupt channels
645 645  
626 +AT+TTRALARM : Get or Set TTRIG1 of Alarm interval (unit: minute)
646 646  
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 +
647 647  (% style="color:blue" %)**COAP Management**      
648 648  
649 -AT+URI :  Resource parameters
635 +AT+URI            : Resource parameters
650 650  
651 651  
652 652  (% style="color:blue" %)**UDP Management**
653 653  
654 -AT+CFM :  Upload confirmation mode (only valid for UDP)
640 +AT+CFM          : Upload confirmation mode (only valid for UDP)
655 655  
656 656  
657 657  (% style="color:blue" %)**MQTT Management**
658 658  
659 -AT+CLIENT  : Get or Set MQTT client
645 +AT+CLIENT               : Get or Set MQTT client
660 660  
661 -AT+UNAME : Get or Set MQTT Username
647 +AT+UNAME  : Get or Set MQTT Username
662 662  
663 -AT+PWD  :  Get or Set MQTT password
649 +AT+PWD                  : Get or Set MQTT password
664 664  
665 -AT+PUBTOPIC :  Get or Set MQTT publish topic
651 +AT+PUBTOPIC  : Get or Set MQTT publish topic
666 666  
667 -AT+SUBTOPIC :  Get or Set MQTT subscription topic
653 +AT+SUBTOPIC  : Get or Set MQTT subscription topic
668 668  
669 669  
670 670  (% style="color:blue" %)**Information**          
671 671  
672 -AT+FDR :  Factory Data Reset
658 +AT+FDR  : Factory Data Reset
673 673  
674 -AT+PWORD :  Serial Access Password
660 +AT+PWORD  : Serial Access Password
675 675  
676 676  
677 677  = ​5.  FAQ =
... ... @@ -683,7 +683,7 @@
683 683  
684 684  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]]
685 685  
686 -(% 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.**
687 687  
688 688  
689 689  = 6.  Trouble Shooting =
... ... @@ -703,7 +703,7 @@
703 703  = 7. ​ Order Info =
704 704  
705 705  
706 -Part Number:(% style="color:blue" %)** NMDS200**
692 +Part Number**:** NDS03A
707 707  
708 708  
709 709  = 8.  Packing Info =
... ... @@ -711,10 +711,8 @@
711 711  
712 712  (% style="color:blue" %)**Package Includes**:
713 713  
714 -* NMDS200 NB-IoT Microwave Radar Distance Sensor x 1
700 +* NDS03A Open/Close Door Sensor x 1
715 715  
716 -
717 -
718 718  = 9.  Support =
719 719  
720 720  
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