Last modified by Mengting Qiu on 2024/04/02 17:03
<
From version < 79.2 >
edited by Xiaoling
on 2022/12/07 17:41
To version < 73.1 >
edited by Xiaoling
on 2022/12/07 17:07
>
Change comment: Uploaded new attachment "image-20221207170748-2.png", version {1}

Summary

Details

Page properties
Content
... ... @@ -14,22 +14,39 @@
14 14  
15 15  
16 16  (((
17 -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.
17 +The Dragino NDS03A is an (% style="color:blue" %)**Open/Close NB-IoT Door Sensor**(%%). It detects door (% style="color:blue" %)**open/close status**(%%) and (% style="color:blue" %)**uplinks**(%%) to IoT server via NB-IoT network. NDS03A can connect two door sensors. user can see the door status, open duration, open counts in the IoT Server.
18 +)))
18 18  
20 +(((
21 +The NDS03A will send periodically data (% style="color:blue" %)**every 4 hours** (%%)as well as for each door open/close action. It also counts the door open times and calculates the last door open duration. Users can also disable the uplink for each open/close event, instead, NDS03A can count each open event and uplink periodically.
22 +)))
19 19  
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.
24 +(((
25 +NDS03A has a (% style="color:blue" %)**Datalog feature**(%%), it will record the open/close event and the user can retrieve the history from NB-IoT.
26 +)))
21 21  
22 -NMDS200 can (% style="color:blue" %)**measure two distances**(%%): the closest object and next object behind the closest one.
28 +(((
29 +NDS03A has the(% style="color:blue" %)**open alarm feature**(%%), user can set this feature so the device will send an alarm if the door has been open for a certain time.
30 +)))
23 23  
24 -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.
32 +(((
33 +NDS03A is designed for outdoor use. It has a weatherproof enclosure and industrial level battery to work in low to high temperatures.
34 +)))
25 25  
36 +(((
26 26  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.
38 +)))
27 27  
28 -NMDS200 (% style="color:blue" %)**supports different uplink**(%%) methods including (% style="color:blue" %)**TCP, MQTT, UDP, and CoAP**(%%) for different application requirements.
40 +(((
41 +NDS03A supports different uplink methods including (% style="color:blue" %)**TCP, MQTT, UDP, and CoAP**(%%) for different application requirements.
42 +)))
29 29  
30 -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)
44 +(((
45 +NDS03A 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)
46 +)))
31 31  
32 -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.
48 +(((
49 +To use NDS03A, user needs to check if there is NB-IoT coverage in the field and with the Nb-IoT bands that NDS03A supports. If local operator support it, user needs to get a (% style="color:blue" %)**NB-IoT SIM card**(%%) from the operator and install into NDS03A to get NB-IoT network connection.
33 33  )))
34 34  
35 35  
... ... @@ -38,9 +38,10 @@
38 38  
39 39  
40 40  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
41 -* Short uplink interval for Distance Alarm
58 +* Open/Close detect
59 +* Open/Close statistics
42 42  * Monitor Battery Level
43 -* Microwave Radar for distance detection
61 +* connect two door sensors
44 44  * Datalog feature
45 45  * Uplink periodically
46 46  * Downlink to change configure
... ... @@ -52,47 +52,32 @@
52 52  * 8500mAh Battery for long-term use
53 53  
54 54  
73 +== 1.3  Storage & Operation ==
55 55  
56 -== 1.3 Radar probe specification ==
57 57  
76 +Temperature -40°C to +85°C
58 58  
59 -* Measuring Method: FMCW
60 -* Frequency: 24.000 24.500 GHz
61 -* Measurement output power: 6dBm
62 -* Measure range: 0.5 20m
63 -* Accuracy: ±0.1m
64 -* Resolution: 0.01m
65 -* Horizontal Angel: 78°
66 -* Vertical Angel: 23°
67 67  
79 +== 1.4  Mechanical ==
68 68  
69 69  
82 +[[image:image-20221117114937-4.png]]
70 70  
71 -== 1.4  Storage Temperature ==
72 72  
85 +[[image:image-20221117114949-5.png]]
73 73  
74 - -40°C to +85°C
75 75  
88 +[[image:image-20221117115010-6.png]]
76 76  
77 77  
78 78  
79 -
80 80  == 1.5 ​ Applications ==
81 81  
82 82  
95 +[[image:image-20221117114842-3.png]]
83 83  
84 -* Horizontal distance measurement
85 -* Liquid level measurement
86 -* Parking management system
87 -* Object proximity and presence detection
88 -* Intelligent trash can management system
89 -* Robot obstacle avoidance
90 -* Automatic control
91 -* Sewer
92 -* Bottom water level monitoring
93 93  
94 94  
95 -
96 96  == 1.6  Specification ==
97 97  
98 98  
... ... @@ -99,7 +99,7 @@
99 99  (% style="color:blue" %)**Common DC Characteristics:**
100 100  
101 101  * Supply Voltage: 2.1v ~~ 3.6v
102 -* Operating Temperature: 0 ~~ 70°C
105 +* Operating Temperature: -40 ~~ 85°C
103 103  
104 104  (% style="color:blue" %)**NB-IoT Spec:**
105 105  
... ... @@ -111,50 +111,85 @@
111 111  * B28 @H-FDD: 700MHz
112 112  
113 113  
117 +== 1.7  Pin Definitions and Switch ==
114 114  
115 -== 1.7  Installation ==
116 116  
120 +[[image:image-20221021110429-4.png]]
117 117  
118 -Sensor measure direction and angle is as below. When install the sensor, please make sure the sensor direct to object.
119 119  
123 +=== 1.7.1  Pin Definition ===
120 120  
121 -[[image:image-20221207170748-1.png]] [[image:image-20221207170748-2.png||height="366" width="672"]]
122 122  
126 +The device is pre-configured to connect to a door sensor. The other pins are not used. If user wants to know more about other pins, please refer to the user manual of LSN50v2 at:  [[https:~~/~~/www.dropbox.com/sh/djkxs7mr17y94mi/AABVlWbM9uzK9OA3mXyAT10Za?dl=0>>https://www.dropbox.com/sh/djkxs7mr17y94mi/AABVlWbM9uzK9OA3mXyAT10Za?dl=0]]
123 123  
124 124  
125 -== 1.8  Pin Definitions and Switch ==
129 +=== 1.7.2  Jumper JP2(Power ON/OFF) ===
126 126  
127 127  
128 -[[image:1670404362039-351.png]]
132 +Power on Device when putting this jumper.
129 129  
130 130  
131 -= 2.  Use NMDS200 to communicate with IoT Server =
135 +=== 1.7.3  BOOT MODE / SW1 ===
132 132  
137 +
138 +1)  ISP:  upgrade mode, device won't have any signal in this mode. but ready for upgrade firmware. LED won't work. The firmware won't run.
139 +
140 +2)  Flash:  working mode, the device starts to work for NB-IoT connection and sends out console output for further debugging.
141 +
142 +
143 +=== 1.7.4  Reset Button ===
144 +
145 +
146 +Press to reboot the device.
147 +
148 +
149 +=== 1.7.5  LED ===
150 +
151 +
152 +The LED will blink when :
153 +
154 +1.  Boot the device in flash mode
155 +
156 +2.  Send an uplink packet
157 +
158 +
159 +== 1.8  Magnet Distance ==
160 +
161 +
162 +(% style="color:blue" %)**Wood Door:**(%%) 10 ~~ 30mm
163 +
164 +(% style="color:blue" %)**Iron Door:**(%%)**    **30 ~~ 45mm
165 +
166 +
167 += 2.  Use NDS03A to communicate with IoT Server =
168 +
133 133  == 2.1  How it works ==
134 134  
135 135  
136 -The NB-IoT network will forward this value to IoT server via the protocol defined by NMDS200.
172 +In this user case, the NDS03A is installed on the door edge to detect the open/close event and send the status to the NB-IoT server. The NB-IoT network will forward this value to IoT server via the protocol defined by NDS03A.
137 137  
138 -The diagram below shows the working flow in the default firmware of NMDS200:
174 +The diagram below shows the working flow in the default firmware of NDS03A:
139 139  
140 140  [[image:image-20221021110615-5.png]]
141 141  
142 142  
143 -== 2.2 ​ Configure NMDS200 ==
179 +== 2.2 ​ Configure NDS03A ==
144 144  
181 +=== 2.2.1 Test Requirement ===
145 145  
146 -To use NMDS200 in your city, make sure to meet below requirements:
147 147  
184 +To use NDS03A in your city, make sure to meet below requirements:
185 +
148 148  * Your local operator has already distributed an NB-IoT Network.
149 -* The local NB-IoT network used the band that NMDS200 supports.
187 +* The local NB-IoT network used the band that NDS03A supports.
150 150  * Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
151 151  
152 -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.
190 +Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NDS03A 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.
153 153  
154 -[[image:image-20221207173300-4.png]]
192 +[[image:image-20221117142300-1.png]]
155 155  
156 156  
157 -=== 2.2.1 Insert NB-IoT SIM card ===
195 +=== 2.2.2 Insert NB-IoT SIM card ===
158 158  
159 159  
160 160  Insert the NB-IoT Card get from your provider.
... ... @@ -164,10 +164,10 @@
164 164  [[image:image-20221021110745-6.png]] ​
165 165  
166 166  
167 -=== 2.2.2 Connect USB – TTL to NMDS200 and configure it ===
205 +=== 2.2.3 Connect USB – TTL to NDS03A and configure it ===
168 168  
169 169  
170 -User need to configure NMDS200 via serial port to set the (% style="color:red" %)**Server Address** / **Uplink Topic**(%%) to define where and how-to uplink packets. NMDS200 support AT Commands, user can use a USB to TTL adapter to connect to NMDS200 and use AT Commands to configure it, as below.
208 +User need to configure NDS03A via serial port to set the (% style="color:red" %)**Server Address** / **Uplink Topic**(%%) to define where and how-to uplink packets. NDS03A support AT Commands, user can use a USB to TTL adapter to connect to NDS03A and use AT Commands to configure it, as below.
171 171  
172 172  (% style="color:blue" %)**Connection:**
173 173  
... ... @@ -190,11 +190,11 @@
190 190  
191 191  * Flow Control: (% style="color:red" %)**None**
192 192  
193 -Make sure the switch is in FLASH position, then power on NMDS200 by connecting the (% style="color:orange" %)**Yellow Jumper**(%%).
231 +Make sure the switch is in FLASH position, then power on NDS03A by connecting the (% style="color:orange" %)**Yellow Jumper**(%%).
194 194  
195 195  ​[[image:image-20221021110817-7.png]]
196 196  
197 -NMDS200 will output system info once powered on as below, we can enter the **password: 12345678** to access AT Command input.
235 +NDS03A will output system info once powered on as below, we can enter the **password: 12345678** to access AT Command input.
198 198  
199 199  
200 200  (% 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]]
... ... @@ -201,7 +201,7 @@
201 201  
202 202  
203 203  
204 -=== 2.2.3 Use CoAP protocol to uplink data ===
242 +=== 2.2.4 Use CoAP protocol to uplink data ===
205 205  
206 206  
207 207  (% 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/]]
... ... @@ -220,12 +220,12 @@
220 220  [[image:image-20221021110948-8.png]]
221 221  
222 222  
223 -After configuring the server address and (% style="color:green" %)**reset NMDS200**(%%) (via AT+ATZ ), NMDS200 will start to uplink sensor values to the CoAP server.
261 +After configuring the server address and (% style="color:green" %)**reset NDS03A**(%%) (via AT+ATZ ), NDS03A will start to uplink sensor values to the CoAP server.
224 224  
225 -[[image:1670405841875-916.png]] ​
263 +[[image:image-20221118103547-9.png||height="605" width="837"]] ​
226 226  
227 227  
228 -=== 2.2.4 Use UDP protocol to uplink data(Default protocol) ===
266 +=== 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
229 229  
230 230  
231 231  (% style="color:blue" %)**AT Commands:**
... ... @@ -243,7 +243,7 @@
243 243  
244 244  ​
245 245  
246 -=== 2.2.5 Use MQTT protocol to uplink data ===
284 +=== 2.2.6 Use MQTT protocol to uplink data ===
247 247  
248 248  
249 249  (% style="color:blue" %)**AT Commands:**
... ... @@ -265,7 +265,7 @@
265 265  ​ [[image:image-20221118103445-7.png]]
266 266  
267 267  
268 -[[image:1670405928926-116.png]]
306 +[[image:image-20221118103453-8.png||height="608" width="841"]]
269 269  
270 270  ​
271 271  
... ... @@ -272,7 +272,7 @@
272 272  MQTT protocol has a much higher power consumption compare with UDP / CoAP protocol. Please check the power analyze document and adjust the uplink period to a suitable interval.
273 273  
274 274  
275 -=== 2.2.6 Use TCP protocol to uplink data ===
313 +=== 2.2.7 Use TCP protocol to uplink data ===
276 276  
277 277  
278 278  (% style="color:blue" %)**AT Commands:**
... ... @@ -281,19 +281,18 @@
281 281  
282 282  * (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5600   ** (%%) ~/~/  Set TCP server address and port
283 283  
284 -​ [[image:1670406036256-101.png||height="676" width="713"]]
322 +​ [[image:image-20221021111125-14.png]]
285 285  
286 -
287 287  [[image:image-20221021111131-15.png]]
288 288  
289 289  ​
290 290  
291 -=== 2.2.7 Change Update Interval ===
328 +=== 2.2.8 Change Update Interval ===
292 292  
293 293  
294 294  User can use below command to change the (% style="color:blue" %)**uplink interval**.
295 295  
296 -* (% style="color:#037691" %)**AT+TDC=7200      ** (%%) ~/~/ Set Update Interval to 7200s (4 hours)
333 +* (% style="color:#037691" %)**AT+TDC=14400      ** (%%) ~/~/ Set Update Interval to 14400s (4 hours)
297 297  
298 298  (% style="color:red" %)**NOTE:**
299 299  
... ... @@ -367,6 +367,7 @@
367 367  
368 368  * (% style="color:#037691" %)**Timestamp:**(%%) 0x637590df =1668649183 (Unix Time)
369 369  
407 +
370 370  == 2.4  Payload Explanation and Sensor Interface ==
371 371  
372 372  === 2.4.1  Device ID ===
... ... @@ -483,6 +483,7 @@
483 483  * After NDS03A join NB-IoT network. The LED will be ON for 3 seconds.
484 484  * For each uplink probe, LED will be on for 500ms.
485 485  
524 +
486 486  == 2.7  Alarm Base on Timeout ==
487 487  
488 488  
... ... @@ -807,6 +807,7 @@
807 807  
808 808  * NDS03A Open/Close Door Sensor x 1
809 809  
849 +
810 810  = 9.  Support =
811 811  
812 812  
1670404362039-351.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Xiaoling
Size
... ... @@ -1,1 +1,0 @@
1 -492.6 KB
Content
1670405841875-916.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Xiaoling
Size
... ... @@ -1,1 +1,0 @@
1 -76.1 KB
Content
1670405928926-116.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Xiaoling
Size
... ... @@ -1,1 +1,0 @@
1 -76.7 KB
Content
1670406036256-101.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Xiaoling
Size
... ... @@ -1,1 +1,0 @@
1 -181.0 KB
Content
image-20221207173200-3.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Xiaoling
Size
... ... @@ -1,1 +1,0 @@
1 -76.7 KB
Content
image-20221207173300-4.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Xiaoling
Size
... ... @@ -1,1 +1,0 @@
1 -77.0 KB
Content

Applications

Navigation

Copyright ©2010-2024 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0