Last modified by Mengting Qiu on 2024/04/02 17:03
<
From version < 71.2 >
edited by Xiaoling
on 2022/12/07 16:49
To version < 82.1 >
edited by Xiaoling
on 2022/12/07 18:16
>
Change comment: Uploaded new attachment "1670408172929-569.png", version {1}

Summary

Details

Page properties
Content
... ... @@ -14,39 +14,22 @@
14 14  
15 15  
16 16  (((
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 -)))
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.
19 19  
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 -)))
23 23  
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 -)))
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.
27 27  
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 -)))
22 +NMDS200 can (% style="color:blue" %)**measure two distances**(%%): the closest object and next object behind the closest one.
31 31  
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 -)))
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.
35 35  
36 -(((
37 37  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 -)))
39 39  
40 -(((
41 -NDS03A supports different uplink methods including (% style="color:blue" %)**TCP, MQTT, UDP, and CoAP**(%%) for different application requirements.
42 -)))
28 +NMDS200 (% style="color:blue" %)**supports different uplink**(%%) methods including (% style="color:blue" %)**TCP, MQTT, UDP, and CoAP**(%%) for different application requirements.
43 43  
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 -)))
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)
47 47  
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.
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.
50 50  )))
51 51  
52 52  
... ... @@ -55,10 +55,9 @@
55 55  
56 56  
57 57  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
58 -* Open/Close detect
59 -* Open/Close statistics
41 +* Short uplink interval for Distance Alarm
60 60  * Monitor Battery Level
61 -* connect two door sensors
43 +* Microwave Radar for distance detection
62 62  * Datalog feature
63 63  * Uplink periodically
64 64  * Downlink to change configure
... ... @@ -69,33 +69,42 @@
69 69  * Micro SIM card slot for NB-IoT SIM
70 70  * 8500mAh Battery for long-term use
71 71  
54 +== 1.3 Radar probe specification ==
72 72  
73 -== 1.3  Storage & Operation ==
74 74  
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°
75 75  
76 -Temperature -40°C to +85°C
77 77  
67 +== 1.4  Storage Temperature ==
78 78  
79 -== 1.4  Mechanical ==
80 80  
70 + -40°C to +85°C
81 81  
82 -[[image:image-20221117114937-4.png]]
83 83  
84 84  
85 -[[image:image-20221117114949-5.png]]
86 86  
87 87  
88 -[[image:image-20221117115010-6.png]]
89 -
90 -
91 -
92 92  == 1.5 ​ Applications ==
93 93  
94 94  
95 -[[image:image-20221117114842-3.png]]
96 96  
80 +* Horizontal distance measurement
81 +* Liquid level measurement
82 +* Parking management system
83 +* Object proximity and presence detection
84 +* Intelligent trash can management system
85 +* Robot obstacle avoidance
86 +* Automatic control
87 +* Sewer
88 +* Bottom water level monitoring
97 97  
98 -
99 99  == 1.6  Specification ==
100 100  
101 101  
... ... @@ -102,7 +102,7 @@
102 102  (% style="color:blue" %)**Common DC Characteristics:**
103 103  
104 104  * Supply Voltage: 2.1v ~~ 3.6v
105 -* Operating Temperature: -40 ~~ 85°C
96 +* Operating Temperature: 0 ~~ 70°C
106 106  
107 107  (% style="color:blue" %)**NB-IoT Spec:**
108 108  
... ... @@ -113,86 +113,49 @@
113 113  * B20 @H-FDD: 800MHz
114 114  * B28 @H-FDD: 700MHz
115 115  
107 +== 1.7  Installation ==
116 116  
117 -== 1.7  Pin Definitions and Switch ==
118 118  
110 +Sensor measure direction and angle is as below. When install the sensor, please make sure the sensor direct to object.
119 119  
120 -[[image:image-20221021110429-4.png]]
121 121  
113 +[[image:image-20221207170748-1.png]] [[image:image-20221207170748-2.png||height="366" width="672"]]
122 122  
123 -=== 1.7.1  Pin Definition ===
124 124  
125 125  
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]]
117 +== 1.8  Pin Definitions and Switch ==
127 127  
128 128  
129 -=== 1.7.2  Jumper JP2(Power ON/OFF) ===
120 +[[image:1670404362039-351.png]]
130 130  
131 131  
132 -Power on Device when putting this jumper.
123 += 2.  Use NMDS200 to communicate with IoT Server =
133 133  
134 -
135 -=== 1.7.3  BOOT MODE / SW1 ===
136 -
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 -
169 169  == 2.1  How it works ==
170 170  
171 171  
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.
128 +The NB-IoT network will forward this value to IoT server via the protocol defined by NMDS200.
173 173  
174 -The diagram below shows the working flow in the default firmware of NDS03A:
130 +The diagram below shows the working flow in the default firmware of NMDS200:
175 175  
176 176  [[image:image-20221021110615-5.png]]
177 177  
178 178  
179 -== 2.2 ​ Configure NDS03A ==
135 +== 2.2 ​ Configure NMDS200 ==
180 180  
181 -=== 2.2.1 Test Requirement ===
182 182  
138 +To use NMDS200 in your city, make sure to meet below requirements:
183 183  
184 -To use NDS03A in your city, make sure to meet below requirements:
185 -
186 186  * Your local operator has already distributed an NB-IoT Network.
187 -* The local NB-IoT network used the band that NDS03A supports.
141 +* The local NB-IoT network used the band that NMDS200 supports.
188 188  * Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
189 189  
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.
144 +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.
191 191  
192 -[[image:image-20221117142300-1.png]]
146 +[[image:image-20221207173300-4.png]]
193 193  
194 194  
195 -=== 2.2.2 Insert NB-IoT SIM card ===
149 +=== 2.2.1 Insert NB-IoT SIM card ===
196 196  
197 197  
198 198  Insert the NB-IoT Card get from your provider.
... ... @@ -202,10 +202,10 @@
202 202  [[image:image-20221021110745-6.png]] ​
203 203  
204 204  
205 -=== 2.2.3 Connect USB – TTL to NDS03A and configure it ===
159 +=== 2.2.2 Connect USB – TTL to NMDS200 and configure it ===
206 206  
207 207  
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.
162 +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.
209 209  
210 210  (% style="color:blue" %)**Connection:**
211 211  
... ... @@ -228,11 +228,11 @@
228 228  
229 229  * Flow Control: (% style="color:red" %)**None**
230 230  
231 -Make sure the switch is in FLASH position, then power on NDS03A by connecting the (% style="color:orange" %)**Yellow Jumper**(%%).
185 +Make sure the switch is in FLASH position, then power on NMDS200 by connecting the (% style="color:orange" %)**Yellow Jumper**(%%).
232 232  
233 233  ​[[image:image-20221021110817-7.png]]
234 234  
235 -NDS03A will output system info once powered on as below, we can enter the **password: 12345678** to access AT Command input.
189 +NMDS200 will output system info once powered on as below, we can enter the **password: 12345678** to access AT Command input.
236 236  
237 237  
238 238  (% 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]]
... ... @@ -239,7 +239,7 @@
239 239  
240 240  
241 241  
242 -=== 2.2.4 Use CoAP protocol to uplink data ===
196 +=== 2.2.3 Use CoAP protocol to uplink data ===
243 243  
244 244  
245 245  (% 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/]]
... ... @@ -258,12 +258,12 @@
258 258  [[image:image-20221021110948-8.png]]
259 259  
260 260  
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.
215 +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.
262 262  
263 -[[image:image-20221118103547-9.png||height="605" width="837"]] ​
217 +[[image:1670405841875-916.png]] ​
264 264  
265 265  
266 -=== 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
220 +=== 2.2.4 Use UDP protocol to uplink data(Default protocol) ===
267 267  
268 268  
269 269  (% style="color:blue" %)**AT Commands:**
... ... @@ -281,7 +281,7 @@
281 281  
282 282  ​
283 283  
284 -=== 2.2.6 Use MQTT protocol to uplink data ===
238 +=== 2.2.5 Use MQTT protocol to uplink data ===
285 285  
286 286  
287 287  (% style="color:blue" %)**AT Commands:**
... ... @@ -303,7 +303,7 @@
303 303  ​ [[image:image-20221118103445-7.png]]
304 304  
305 305  
306 -[[image:image-20221118103453-8.png||height="608" width="841"]]
260 +[[image:1670405928926-116.png]]
307 307  
308 308  ​
309 309  
... ... @@ -310,7 +310,7 @@
310 310  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.
311 311  
312 312  
313 -=== 2.2.7 Use TCP protocol to uplink data ===
267 +=== 2.2.6 Use TCP protocol to uplink data ===
314 314  
315 315  
316 316  (% style="color:blue" %)**AT Commands:**
... ... @@ -319,18 +319,19 @@
319 319  
320 320  * (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5600   ** (%%) ~/~/  Set TCP server address and port
321 321  
322 -​ [[image:image-20221021111125-14.png]]
276 +​ [[image:1670406036256-101.png||height="676" width="713"]]
323 323  
278 +
324 324  [[image:image-20221021111131-15.png]]
325 325  
326 326  ​
327 327  
328 -=== 2.2.8 Change Update Interval ===
283 +=== 2.2.7 Change Update Interval ===
329 329  
330 330  
331 331  User can use below command to change the (% style="color:blue" %)**uplink interval**.
332 332  
333 -* (% style="color:#037691" %)**AT+TDC=14400      ** (%%) ~/~/ Set Update Interval to 14400s (4 hours)
288 +* (% style="color:#037691" %)**AT+TDC=7200      ** (%%) ~/~/ Set Update Interval to 7200s (4 hours)
334 334  
335 335  (% style="color:red" %)**NOTE:**
336 336  
... ... @@ -340,71 +340,51 @@
340 340  == 2.3  Uplink Payload ==
341 341  
342 342  
343 -The uplink payload includes 26 bytes in total by default.
298 +The uplink payload includes 23 bytes in total by default.
344 344  
345 345  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.
346 346  
347 -(% style="color:blue" %)**When AT+TTRCHANNEL=1:**
348 348  
349 349  (% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
350 -|=(% 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:60px" %)**1**|(% style="width:90px" %)**3**|(% style="width:100px" %)**3**
351 -|=(% 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" %)Door Status|(% style="width:60px" %)[[Alarm Status>>||anchor="H2.7A0AlarmBaseonTimeout"]]|(% style="width:94px" %)door open num(pb14) |(% style="width:93px" %)last open time(pb14)
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
352 352  
353 353  (% border="1.5" style="background-color:#ffffcc; color:green; width:450px" %)
354 -|(% style="width:50px" %)**4**|(% style="width:90px" %)**1**|(% style="width:90px" %)**3**|(% style="width:90px" %)**3**|(% style="width:60px" %)4|(% style="width:50px" %)(((
308 +|(% style="width:50px" %)**4**|(% style="width:90px" %)**2**|(% style="width:90px" %)**2**|(% style="width:60px" %)**4**|(% style="width:50px" %)(((
355 355  **1-32 group**
356 356  )))
357 -|(% style="width:98px" %)[[Time stamp>>||anchor="H2.4.7A0Timestamp"]]|(% style="width:115px" %)Door Status(pb14)|(% style="width:92px" %)door open num(pb14)|(% style="width:99px" %)last open time(pb14)|(% 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" %)...
358 358  
359 -(% style="color:blue" %)**When AT+TTRCHANNEL=2:**
313 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NMDS200 uplink data.
360 360  
315 +[[image:1670406261143-723.png]]
361 361  
362 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
363 -|=(% scope="row" style="width: 50px;" %)**Size(bytes)**|(% style="width:45px" %)**8**|(% style="width:20px" %)**2**|(% style="width:20px" %)**2**|(% style="width:65px" %)**1**|(% style="width:25px" %)**1**|(% style="width:60px" %)**1**|(% style="width:60px" %)**1**|(% style="width:87px" %)**3**|(% style="width:80px" %)**3**
364 -|=(% style="width: 96px;" %)**Value**|(% style="width:66px" %)[[Device ID>>||anchor="H2.4.1A0A0DeviceID"]]|(% style="width:40px" %)[[Ver>>||anchor="H2.4.2A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.4.3A0BatteryInfo"]]|(% style="width:70px" %)[[Signal Strength>>||anchor="H2.4.4A0SignalStrength"]]|(% style="width:54px" %)MOD|(% style="width:55px" %)Door Status(pb14)|(% style="width:57px" %)[[Alarm Status>>||anchor="H2.7A0AlarmBaseonTimeout"]](pb14)|(% style="width:86px" %)door open num(pb14) |(% style="width:82px" %)last open time(pb14)
365 365  
366 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
367 -|(% style="width:80px" %)**1**|(% style="width:80px" %)**1**|(% style="width:88px" %)**3**|(% style="width:81px" %)**3**|(% style="width:50px" %)**4**|(% style="width:75px" %)**1**|(% style="width:75px" %)**3**
368 -|(% style="width:59px" %)Door Status(pb15)|(% style="width:67px" %)[[Alarm Status>>||anchor="H2.7A0AlarmBaseonTimeout"]](pb15)|(% style="width:88px" %)door open num(pb15)|(% style="width:81px" %)last open time(pb15)|(% style="width:50px" %)[[Time stamp>>||anchor="H2.4.7A0Timestamp"]]|(% style="width:66px" %)Door Status(pb14)|(% style="width:92px" %)door open num(pb14)
318 +The payload is ASCII string, representative same HEX: f867787050471071  0064  0cc3  09  01  00 00ef  013d  6390453d
369 369  
370 -(% border="1" cellspacing="5" style="background-color:#ffffcc; color:green; width:510px" %)
371 -|(% style="width:100px" %)**3**|(% style="width:80px" %)**1**|(% style="width:90px" %)**3**|(% style="width:90px" %)**3**|(% style="width:70px" %)**4**|(% style="width:80px" %)(((
372 -**1-32 group**
373 -)))
374 -|(% style="width:102px" %)last open time(pb14)|(% style="width:93px" %)Door Status(pb15)|(% style="width:91px" %)door open num(pb15)|(% style="width:100px" %)last open time(pb15)|(% style="width:63px" %)[[Time stamp>>||anchor="H2.4.7A0Timestamp"]]|(% style="width:87px" %)......
320 +**0x (% style="color:red" %)__f867787050471071__  (% style="color:blue" %)__0064__ (% style="color:green" %) __0cc3__(% style="color:#00b0f0" %) 0__9__(% style="color:#7030a0" %) __01__(% style="color:#0020b0" %) __00__ (% style="color:#420042" %)__00ef__(% style="color:#660066" %) (% style="color:#663300" %)__013d__ (% style="color:#d60093" %)__6390453d__(%%)**
375 375  
376 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDS03A uplink data.
377 -
378 -[[image:image-20221117145932-2.png]]
379 -
380 -
381 -The payload is ASCII string, representative same HEX:
382 -
383 -**0x (% style="color:red" %)__f867787050213317__  (% style="color:blue" %)__0064__ (% style="color:green" %) __0ccf__(% style="color:#00b0f0" %) __19__(% style="color:#7030a0" %) __01__(% style="color:#0020b0" %) __00__ (% style="color:#420042" %)__00__(% style="color:#660066" %) (% style="color:#aaaa40" %)__000016__(% style="color:#663300" %) __000017__ (% style="color:#d60093" %)__637590df__(%%)**
384 -
385 385  **where:**
386 386  
387 -* (% style="color:#037691" %)**Device ID:**(%%) 0x f867787050213317 = f867787050213317
324 +* (% style="color:#037691" %)**Device ID:**(%%) 0x f867787050471071 = f867787050471071
388 388  
389 389  * (% style="color:#037691" %)**Version:**(%%)  0x0064=100=1.0.0
390 390  
391 -* (% style="color:#037691" %)**BAT :**(%%)  0x0ccf = 3279 mV = 3.279V
328 +* (% style="color:#037691" %)**BAT :**(%%)  0x0cc3 = 3267 mV = 3.267V
392 392  
393 -* (% style="color:#037691" %)**Singal: **(%%)0x19 = 25
330 +* (% style="color:#037691" %)**Singal: **(%%)0x09 = 9
394 394  
395 395  * (% style="color:#037691" %)**Mod:**(%%)  0x01 = 1
396 396  
397 -* (% style="color:#037691" %)**Door Status:**(%%)  0x00=0
334 +* (% style="color:#037691" %)**Exit flag: **(%%)0x00 =0
398 398  
399 -* (% style="color:#037691" %)**Alarm Status: **(%%)0x00 =0
336 +* (% style="color:#037691" %)**Distance 1: **(%%)0x00ef=239
400 400  
401 -* (% style="color:#037691" %)**door open num: **(%%)0x000016 =22
338 +* (% style="color:#037691" %)**Distance 2: **(%%)0x013d =317
402 402  
403 -* (% style="color:#037691" %)**last open time:   **(%%)0x000017 =23
340 +* (% style="color:#037691" %)**Timestamp: **(%%)0x6390453d =1670399293 (Unix Time)
404 404  
405 -* (% style="color:#037691" %)**Timestamp:**(%%) 0x637590df =1668649183 (Unix Time)
406 406  
407 -
408 408  == 2.4  Payload Explanation and Sensor Interface ==
409 409  
410 410  === 2.4.1  Device ID ===
... ... @@ -426,13 +426,13 @@
426 426  
427 427  Specify the software version: 0x64=100, which means firmware version 1.00.
428 428  
429 -For example 0x00 64 : This device is NDS03A 1 with firmware version 1.0.0.
364 +For example 0x00 64 : This device is NMDS200 1 with firmware version 1.0.0.
430 430  
431 431  
432 432  === 2.4.3  Battery Info ===
433 433  
434 434  
435 -Check the battery voltage for NDS03A.
370 +Check the battery voltage for NMDS200.
436 436  
437 437  Ex1: 0x0B45 = 2885mV
438 438  
... ... @@ -457,38 +457,35 @@
457 457  **99**    Not known or not detectable
458 458  
459 459  
460 -=== 2.4.5  Disalarm: (default: 0) ===
395 +=== 2.4.5  Distance ===
461 461  
462 462  
463 -(% style="color:blue" %)**If Disalarm = 1**(%%), NDS03A will only send uplink at every TDC periodically. This is normally use for pulse meter application, in this application, there are many open/close event, and platform only care about the total number of pulse.
398 +[[image:1670407401682-959.png]]
464 464  
465 -(% style="color:blue" %)**If Disalarm = 0**(%%), NDS03A will send uplink at every TDC periodically and send data on each open/close event. This is useful for the application user need to monitor the open/close event in real-time.
400 +(% style="color:blue" %)**Object1 Distance:**
466 466  
467 - (% style="color:red" %)**Note:**(%%) When Disalarm=0, a high frequently open/close event will cause lots of uplink and drain battery very fast.
402 +Distance between sensor probe to the first object. (unit: cm)
468 468  
404 +For example, if the data you get from the register is 0x02 0x05, the distance between the sensor and the measured object is
469 469  
470 -=== 2.4.6  Keep Status & Keep Time ===
406 +(% style="color:blue" %)**0205(H) = 517 (D) = 517 cm.**
471 471  
472 472  
473 -Shows the configure value of Alarm Base on Timeout Feature
409 +(% style="color:blue" %)**Object2 Distance:**
474 474  
411 +Distance between sensor probe to the second object. (unit: cm)
475 475  
476 -=== 2.4.7  Timestamp ===
477 477  
414 +=== 2.4.6  Timestamp ===
478 478  
416 +
479 479  Timestamp : 0x6315537b =1662342011
480 480  
481 481  
482 -=== 2.4.8  Switch Dual Channel Mode ===
483 -
484 -
485 -NDS03A can connect two door sensors. Another door sensor can be connected to PB15 pin. Both channels support alarm function.
486 -
487 -
488 488  == 2.5  Downlink Payload ==
489 489  
490 490  
491 -By default, NDS03A prints the downlink payload to console port.
423 +By default, NMDS200 prints the downlink payload to console port.
492 492  
493 493  [[image:image-20221021111414-18.png]] ​
494 494  
... ... @@ -505,7 +505,7 @@
505 505  
506 506  * (% style="color:#037691" %)**Reset**
507 507  
508 -If payload = 0x04FF, it will reset the NDS03A
440 +If payload = 0x04FF, it will reset the NMDS200
509 509  
510 510  * (% style="color:#037691" %)**INTMOD**
511 511  
... ... @@ -515,7 +515,7 @@
515 515  == 2.6  ​LED Indicator ==
516 516  
517 517  
518 -The NDS03A has an internal LED which is to show the status of different states.
450 +The NMDS200 has an internal LED which is to show the status of different states.
519 519  
520 520  * When the device starts normally, the LED will light up for 1 second.
521 521  * After NDS03A join NB-IoT network. The LED will be ON for 3 seconds.
... ... @@ -522,44 +522,24 @@
522 522  * For each uplink probe, LED will be on for 500ms.
523 523  
524 524  
525 -== 2.7  Alarm Base on Timeout ==
526 526  
458 +== 2.7  Distance alarm function ==
527 527  
528 -NDS03A can monitor the timeout for a status change, this feature can be used to monitor some events such as door opening too long etc. Related Parameters are:
529 529  
461 +(% style="color:blue" %)**AT Command: AT+ALARM1=min,max**
530 530  
531 -(% style="color:blue" %)**1. Keep Status: Status to be monitor**
463 +**Example 1:**
532 532  
533 -Keep Status = 1: Monitor Close to Open event
465 +AT+ ALARM1 =60,200  ~/~/ Alarm when moisture lower than 60.
534 534  
535 -Keep Status = 0: Monitor Open to Close event
467 +AT+ ALARM2 =min,max
536 536  
537 537  
538 -(% style="color:blue" %)**2. Keep Time: Timeout to send an Alarm**
470 +**Example 2:**
539 539  
540 -Range 0 ~~ 65535(0xFFFF) seconds.
472 +AT+ ALARM2 =200,1500  ~/~/ Alarm when temperature lower than 1500
541 541  
542 -If keep time = 0, Disable Alarm Base on Timeout feature.
543 543  
544 -If keep time > 0, device will monitor the keep status event and send an alarm when status doesn't change after timeout.
545 -
546 -
547 -(% style="color:blue" %)**AT Command to configure:**
548 -
549 -(% style="color:blue" %)**PB14 PIN:**
550 -
551 -(% style="color:#037691" %)**AT+TTRIG=1,30** (%%) **~-~->**  When the **Keep Status** change from connected to disconnect, and device remains in disconnect status for more than 30 seconds. NDS03A will send an uplink packet, the [[Alarm bit>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/CPL01%20LoRaWAN%20Outdoor%20PulseContact%20%20Sensor%20Manual/#H2.3.3Real-TimeOpen2FCloseStatus2CUplinkFPORT3D2]] (the second bit of 1^^st^^ byte of payload) on this uplink packet is set to 1.
552 -
553 -(% style="color:#037691" %)**AT+TTRIG=0,0 ** (%%) **~-~->** Default Value, disable timeout Alarm.
554 -
555 -
556 -(% style="color:blue" %)**PB15 PIN:**
557 -
558 -(% style="color:#037691" %)**AT+TTRIG2=1,30**
559 -
560 -(% style="color:#037691" %)**AT+TTRIG2=0,0 **
561 -
562 -
563 563  == 2.8  Set debug mode ==
564 564  
565 565  
... ... @@ -846,7 +846,6 @@
846 846  
847 847  * NDS03A Open/Close Door Sensor x 1
848 848  
849 -
850 850  = 9.  Support =
851 851  
852 852  
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