Last modified by Mengting Qiu on 2024/04/02 17:03
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From version < 74.2 >
edited by Xiaoling
on 2022/12/07 17:12
To version < 79.2 >
edited by Xiaoling
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51 51  * Micro SIM card slot for NB-IoT SIM
52 52  * 8500mAh Battery for long-term use
53 53  
54 +
55 +
54 54  == 1.3 Radar probe specification ==
55 55  
56 56  
57 -Measuring Method: FMCW
58 -Frequency: 24.000 24.500 GHz
59 -Measurement output power: 6dBm
60 -Measure range: 0.5 20m
61 -Accuracy: ±0.1m
62 -Resolution: 0.01m
63 -Horizontal Angel: 78°
64 -Vertical Angel: 23°
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°
65 65  
66 66  
67 67  
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126 126  [[image:1670404362039-351.png]]
127 127  
128 128  
129 -= 2.  Use NDS03A to communicate with IoT Server =
131 += 2.  Use NMDS200 to communicate with IoT Server =
130 130  
131 131  == 2.1  How it works ==
132 132  
133 133  
134 -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.
136 +The NB-IoT network will forward this value to IoT server via the protocol defined by NMDS200.
135 135  
136 -The diagram below shows the working flow in the default firmware of NDS03A:
138 +The diagram below shows the working flow in the default firmware of NMDS200:
137 137  
138 138  [[image:image-20221021110615-5.png]]
139 139  
140 140  
141 -== 2.2 ​ Configure NDS03A ==
143 +== 2.2 ​ Configure NMDS200 ==
142 142  
143 -=== 2.2.1 Test Requirement ===
144 144  
146 +To use NMDS200 in your city, make sure to meet below requirements:
145 145  
146 -To use NDS03A in your city, make sure to meet below requirements:
147 -
148 148  * Your local operator has already distributed an NB-IoT Network.
149 -* The local NB-IoT network used the band that NDS03A supports.
149 +* The local NB-IoT network used the band that NMDS200 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 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.
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.
153 153  
154 -[[image:image-20221117142300-1.png]]
154 +[[image:image-20221207173300-4.png]]
155 155  
156 156  
157 -=== 2.2.2 Insert NB-IoT SIM card ===
157 +=== 2.2.1 Insert NB-IoT SIM card ===
158 158  
159 159  
160 160  Insert the NB-IoT Card get from your provider.
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164 164  [[image:image-20221021110745-6.png]] ​
165 165  
166 166  
167 -=== 2.2.3 Connect USB – TTL to NDS03A and configure it ===
167 +=== 2.2.2 Connect USB – TTL to NMDS200 and configure it ===
168 168  
169 169  
170 -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.
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.
171 171  
172 172  (% style="color:blue" %)**Connection:**
173 173  
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190 190  
191 191  * Flow Control: (% style="color:red" %)**None**
192 192  
193 -Make sure the switch is in FLASH position, then power on NDS03A by connecting the (% style="color:orange" %)**Yellow Jumper**(%%).
193 +Make sure the switch is in FLASH position, then power on NMDS200 by connecting the (% style="color:orange" %)**Yellow Jumper**(%%).
194 194  
195 195  ​[[image:image-20221021110817-7.png]]
196 196  
197 -NDS03A will output system info once powered on as below, we can enter the **password: 12345678** to access AT Command input.
197 +NMDS200 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]]
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201 201  
202 202  
203 203  
204 -=== 2.2.4 Use CoAP protocol to uplink data ===
204 +=== 2.2.3 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/]]
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220 220  [[image:image-20221021110948-8.png]]
221 221  
222 222  
223 -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.
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.
224 224  
225 -[[image:image-20221118103547-9.png||height="605" width="837"]] ​
225 +[[image:1670405841875-916.png]] ​
226 226  
227 227  
228 -=== 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
228 +=== 2.2.4 Use UDP protocol to uplink data(Default protocol) ===
229 229  
230 230  
231 231  (% style="color:blue" %)**AT Commands:**
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243 243  
244 244  ​
245 245  
246 -=== 2.2.6 Use MQTT protocol to uplink data ===
246 +=== 2.2.5 Use MQTT protocol to uplink data ===
247 247  
248 248  
249 249  (% style="color:blue" %)**AT Commands:**
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265 265  ​ [[image:image-20221118103445-7.png]]
266 266  
267 267  
268 -[[image:image-20221118103453-8.png||height="608" width="841"]]
268 +[[image:1670405928926-116.png]]
269 269  
270 270  ​
271 271  
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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 -=== 2.2.7 Use TCP protocol to uplink data ===
275 +=== 2.2.6 Use TCP protocol to uplink data ===
276 276  
277 277  
278 278  (% style="color:blue" %)**AT Commands:**
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281 281  
282 282  * (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5600   ** (%%) ~/~/  Set TCP server address and port
283 283  
284 -​ [[image:image-20221021111125-14.png]]
284 +​ [[image:1670406036256-101.png||height="676" width="713"]]
285 285  
286 +
286 286  [[image:image-20221021111131-15.png]]
287 287  
288 288  ​
289 289  
290 -=== 2.2.8 Change Update Interval ===
291 +=== 2.2.7 Change Update Interval ===
291 291  
292 292  
293 293  User can use below command to change the (% style="color:blue" %)**uplink interval**.
294 294  
295 -* (% style="color:#037691" %)**AT+TDC=14400      ** (%%) ~/~/ Set Update Interval to 14400s (4 hours)
296 +* (% style="color:#037691" %)**AT+TDC=7200      ** (%%) ~/~/ Set Update Interval to 7200s (4 hours)
296 296  
297 297  (% style="color:red" %)**NOTE:**
298 298  
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