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Last modified by Xiaoling on 2023/04/23 15:31
From version 28.11
edited by Xiaoling
on 2023/04/23 15:31
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To version 1.1
edited by Xiaoling
on 2022/05/17 10:03
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Summary

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1 -**~ Table of Contents：**
2 -
1 +{{box cssClass="floatinginfobox" title="**Contents**"}}
3 3  {{toc/}}
3 +{{/box}}
4 4  
5 += Paragraph 1 =
5 5  
7 +Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
6 6  
9 +== Sub-paragraph ==
7 7  
8 -= 1.  Introduction =
11 +Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
9 9  
13 +== Sub-paragraph ==
10 10  
11 -This article shows how to use [[LBT1>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/165-lbt1.html]] to build an Indoor Positioning Solution.
15 +Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
12 12  
17 +=== Sub-sub paragraph ===
13 13  
14 -[[image:image-20220526150521-2.png]]
19 +Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
15 15  
16 -LBT1 Indoor Positioning Network Structure
17 17  
22 += Paragraph 2 =
18 18  
19 -= 2.  Prepare Map =
24 +Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
20 20  
21 -== 2.1  Prepare iBeacons ==
26 +== Sub-paragraph ==
22 22  
28 +Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
23 23  
24 -(((
25 -(((
26 -Any BLE iBeacons should work in this solution, each iBeacon stands for a fix position in the map. Here is an iBeacon for example.
27 -)))
28 -)))
30 +== Sub-paragraph ==
29 29  
30 -(((
31 -(((
32 -First of all, user needs to accurately place the beacon at each location, which is the reference for positioning.
33 -)))
34 -)))
35 -
36 -(((
37 -(((
38 -BCN01 iBeacon from Dragino: [[http:~~/~~/www.dragino.com/products/accessories/item/166-bcn01.html>>url:http://www.dragino.com/products/accessories/item/166-bcn01.html]]
39 -
40 -
41 -)))
42 -)))
43 -
44 -[[image:image-20220526150651-4.png]]
45 -
46 -BCN01 iBeacon
47 -
48 -
49 -
50 -(((
51 -(((
52 -We need to get the UUID, MAJOR, MINOR, TXPOWER where each iBeacon is placed. We can get it with the iBeacon software, such as "EW-beacon".
53 -)))
54 -)))
55 -
56 -[[image:image-20220526150743-5.png]]
57 -
58 -beacon software
59 -
60 -
61 -
62 -[[image:image-20220526150824-6.png]]
63 -
64 -beacon software
65 -
66 -
67 -== 2.2  Create Map ==
68 -
69 -
70 -(((
71 -(((
72 -Here we use the indoor map at [[https:~~/~~/studio.mapwize.io/>>url:https://studio.mapwize.io/]]. Below shows the steps for create a map and put the iBeacon on a fix position.
73 -
74 -
75 -)))
76 -)))
77 -
78 -(((
79 -(((
80 -**~1. Register an account at [[https:~~/~~/studio.mapwize.io/>>url:https://studio.mapwize.io/]] to create an indoor map.**
81 -)))
82 -)))
83 -
84 -(((
85 -(((
86 -**2. Create Place Types.**
87 -
88 -
89 -)))
90 -)))
91 -
92 -[[image:image-20220526150915-7.png]]
93 -
94 -Create place types
95 -
96 -
97 -
98 -**3. Search Venues. （Indoor map area identification）**
99 -
100 -
101 -[[image:image-20220526151046-8.png]]
102 -
103 -
104 -(((
105 -(((
106 -The map accurately places the beacon of ibeacon, which is the reference for positioning. At this time, UUID, MAJOR and MINOR must be filled in correctly.
107 -
108 -
109 -
110 -)))
111 -)))
112 -
113 -**4. Upload Floor plan.**
114 -
115 -
116 -[[image:image-20220526151223-9.png]]
117 -
118 -add images
119 -
120 -
121 -
122 -**5. Create Layer**
123 -
124 -
125 -[[image:image-20220526151305-10.png]]
126 -
127 -create layer
128 -
129 -
130 -(((
131 -**6. Add iBeacon position info. Drag the iBeacon to match position and input the UUID, MAJOR and MINOR of this iBeacon.**
132 -
133 -
134 -)))
135 -
136 -[[image:image-20220526151519-11.png]]
137 -
138 -create iBeacon
139 -
140 -
141 -= 3.  Configure TTN =
142 -
143 -== 3.1  Configure LBT1 to Upload data to TTN ==
144 -
145 -
146 -Please refer the instruction in the [[User Manual>>url:http://www.dragino.com/downloads/index.php?dir=accessories/Bluetooth/BCN01]]. Note the (% style="color:#4f81bd" %)**LBT1 need to set to MOD=3**(%%) here.
147 -
148 -
149 -== 3.2  Decoder in TTN ==
150 -
151 -
152 -(% class="box" %)
153 -(((
154 -function Decoder(bytes, port) {
155 -\\~/~/ Decode an uplink message from a buffer
156 -\\~/~/ (array) of bytes to an object of fields.
157 -\\value = bytes[0] << 8 | bytes[1];
158 -\\var batV = value/1000;~/~/Battery,units:V
159 -\\var mode = bytes[5];
160 -\\~/~/var value=(bytes[3]-0x30)*1000 +(bytes[5]-0x30)*100 + (bytes[5]-0x30)*10 +(bytes[6]-0x30);
161 -\\~/~/var value = bytes.slice(3);
162 -\\var i;
163 -\\var con;
164 -\\var str = "";
165 -\\var major = 1;
166 -\\var minor = 1;
167 -\\var rssi = 0;
168 -\\var addr = "";
169 -\\if(mode ==2 ) {
170 -\\ for(i = 38 ; i<50 ; i++) {
171 -\\ con = bytes[i].toString();
172 -\\ str += String.fromCharCode(con);
173 -\\ }
174 -\\ addr = str;
175 -\\ str = "";
176 -\\ for(i = 6 ; i<38 ; i++) {
177 -\\ con = bytes[i].toString();
178 -\\ str += String.fromCharCode(con);
179 -\\ }
180 -\\ value = str;
181 -\\}
182 -\\if(mode == 3 ) {
183 -\\ str = "";
184 -\\ for(i = 18 ; i < 22 ; i++) {
185 -\\ con = bytes[i].toString();
186 -\\ str += String.fromCharCode(con);
187 -\\ }
188 -\\ major = parseInt(str, 16);
189 -\\ str = "";
190 -\\ for(i = 22 ; i < 26 ; i++) {
191 -\\ con = bytes[i].toString();
192 -\\ str += String.fromCharCode(con);
193 -\\ }
194 -\\ minor = parseInt(str, 16);
195 -\\ str = "";
196 -\\ for(i = 28 ; i < 32 ; i++) {
197 -\\ con = bytes[i].toString();
198 -\\ str += String.fromCharCode(con);
199 -\\ }
200 -\\ rssi = parseInt(str);
201 -\\ str = "";
202 -\\ for(i = 6 ; i < 18 ; i++) {
203 -\\ con = bytes[i].toString();
204 -\\ str += String.fromCharCode(con);
205 - }
206 -\\ value = str;
207 -}
208 -\\if(mode == 1) {
209 -\\ for(i = 6 ; i<11 ; i++) {
210 -\\ con = bytes[i].toString();
211 -\\ str += String.fromCharCode(con);
212 -\\ }
213 -\\ value = str;
214 -}
215 -\\var uuid = value;
216 -\\var alarm = bytes[2] >> 4 & 0x0F;
217 -\\var step_count = (bytes[2] & 0x0F) << 16 | bytes[3] << 8 | bytes[4];
218 -\\return {
219 - UUID: uuid,
220 - ADDR: addr,
221 - MAJOR: major,
222 - MINOR: minor,
223 - RSSI:rssi,
224 - STEP: step_count,
225 - ALARM: alarm,
226 - BatV:batV,
227 -};
228 -}
229 -
230 -)))
231 -
232 -
233 -= 4.  Set Up Converter Server =
234 -
235 -
236 -* (((
237 -(% style="color:blue" %)**How to install and run this service on Linux?**
238 -)))
239 -
240 -(((
241 -(% style="color:red" %)**Step1:**(%%)  Rent a Linux on Amazon cloud or alicloud to the host, and pre install the Linux system (Debian, Ubuntu, CentOS are available for distribution).
242 -)))
243 -
244 -(((
245 -(% style="color:red" %)**Step2: **(%%) Run the code on the server after compiling. Compilation requires the support of libcurl. First, compile libmqtt in the code, and then compile location.
246 -
247 -
248 -)))
249 -
250 -(((
251 -**System:  Debian / Ubuntu**
252 -)))
253 -
254 -(% class="box" %)
255 -(((
256 -(% style="color:blue" %)**step:**(%%)
257 -\\1. **sudo** apt install libcurl4-dev 
258 -\\2. **sudo** apt **install  gcc automake autoconf** libtool **make** cmake
259 -\\3. git clone -b master https:~/~/github.com/mikayong/location.git
260 -\\4. cd location/libmqtt
261 -\\5. mkdir build
262 -\\6. cd build && cmake ../
263 -\\7. make && sudo make install 
264 -\\8. cd ../
265 -\\9. make 
266 -\\10. sudo cp location_conf.json  /etc/
267 -\\11. Edit the configuration file, and run the location service in the background: ./location &
268 -)))
269 -
270 -(((
271 -(% style="color:red" %)**Step3:**(%%)** **The location service subscribes to the lora information stream on TTN through the mqtt protocol, parses the information to generate a geographic location, and finally creates a geographic location on the mapwize map. The following is the configuration of the location service, the configuration file is in json format, the file is /etc/location_conf.json
272 -
273 -
274 -)))
275 -
276 -= 5.  Configuration file： location_conf.json =
277 -
278 -
279 -* (((
280 -(% style="color:blue" %)**We use the 120.78.138.177 server as an example. The location service is currently installed on the 120.78.138.177 server, the code is in /root/location, and the configuration file for running location pre-read directly is /etc/location_conf.json.**
281 -
282 -
283 -)))
284 -
285 -(((
286 -{ "location_conf": {
287 -)))
288 -
289 -(% class="box" %)
290 -(((
291 -(((
292 - "loctype": "indoor",       ~/~/ indoor/outdoor
293 - "locmap": "mapwize"    ~/~/   Map interface: mapwize， traccar
294 -)))
295 -)))
296 -
297 -(((
298 -}, "mqtt_conf": {
299 -)))
300 -
301 -(% class="box" %)
302 -(((
303 -(((
304 - "servaddr": "[str]",    ~/~/     Lorawan server address: Refer to TTN app handler：eu.thethings.network
305 - "servport": [int],       ~/~/   Lorawan server port: 1883
306 - "clientid": "[str]",       ~/~/   MQTT client identity: Custom
307 - "qos":[int],                 ~/~/  （Optional） MQTT service quality: 0
308 - "username":"[str]",     ~/~/   Agent name of mqtt: application ID of TTN
309 - "password":"[str]",      ~/~/  The proxy password of mqtt: application access key of TTN
310 - "topic":"[str]",              ~/~/ The topic of mqtt subscription: TTN is + / devices / + / up
311 - "connection":"[str]" },   ~/~/（Optional） mqtt is a string used for direct connection, composed of serveraddr and port
312 - "mapwize_conf":{          ~/~/Map settings
313 - "apikey": "[str]",        ~/~/ The apikey of the map user can be found on the Api keys page of wapwize, and read and write permissions need to be set
314 - "venueid":"[str]",        ~/~/ （Optional）Indoor map area identification
315 - "orgid":"[str]",           ~/~/  The identity of the user organizer
316 - "universesid":"[str]",   ~/~/The range indicator of the indoor map, find it on the universes page
317 - "placetype": "[str]"     ~/~/The type of place used to identify the creation must be created on the placetypes page in the map, where the placetype name is filled in
318 - },
319 -"loracloud":{
320 - "token":  "[str]"          ~/~/The password string of loracloud location service, the outdoor map must fill in the account token of loracloud
321 -)))
322 -)))
323 -
324 -(((
325 -}
326 -)))
327 -
328 -(% class="box" %)
329 -(((
330 -(((
331 -"rssi_conf": {
332 - "rssirate": [int],          ~/~/ （Optional） A basis for rssi calculation distance, the rssi value (absolute value) when the beacon is 1 meter apart 
333 - "rssidiv": [float] }        ~/~/ （Optional） rssi measures an attenuation value of distance. As the distance to the beacon is farther, the value changes speed
334 -)))
335 -)))
336 -
337 -(((
338 -}
339 -
340 -
341 -
342 -)))
343 -
344 -* (% style="color:blue" %)**Parameter acquisition method of configuration file：**
345 -
346 -
347 -(% class="box" %)
348 -(((
349 -**"username":"[str]" **
350 -)))
351 -
352 -
353 -[[image:image-20220526151707-12.png]]
354 -
355 -username
356 -
357 -
358 -
359 -(% class="box" %)
360 -(((
361 -**"password":"[str]" **
362 -)))
363 -
364 -[[image:image-20220526151736-13.png]]
365 -
366 -password
367 -
368 -
369 -
370 -(% class="box" %)
371 -(((
372 -**"apikey": "[str]" **
373 -)))
374 -
375 -[[image:image-20220526151819-14.png||height="588" width="1203"]]
376 -
377 -apikey
378 -
379 -
380 -
381 -(% class="box" %)
382 -(((
383 -**"orgid":"[str]"**
384 -)))
385 -
386 -[[image:image-20220526152014-15.png]]
387 -
388 -orgid
389 -
390 -
391 -
392 -(% class="box" %)
393 -(((
394 -**"universesid":"[str]"**
395 -)))
396 -
397 -[[image:image-20220526152115-16.png]]
398 -
399 -universesid
400 -
401 -
402 -
403 -(% class="box" %)
404 -(((
405 -**"placetype": "[str]"**
406 -)))
407 -
408 -[[image:image-20220526152150-17.png]]
409 -
410 -placetype
411 -
412 -
413 -
414 -(% style="color:blue" %)**Here are two ways to enter the server：**
415 -
416 -(% style="color:red" %)**1. WinSCP**
417 -
418 -[[image:image-20220526152303-18.png]]
419 -
420 -
421 -[[image:image-20220526152355-19.png]]
422 -
423 -
424 -[[image:image-20220526152912-20.png]]
425 -
426 -way1
427 -
428 -
429 -
430 -(% style="color:red" %)**2. secureCRT**
431 -
432 -[[image:image-20220526153145-22.png]]
433 -
434 -[[image:image-20220526153236-23.png]]
435 -
436 -[[image:image-20220526153304-24.png]]
437 -
438 -way2
439 -
440 -
441 -= 6.  Test Result =
442 -
443 -
444 -The real-time position on the map is obtained according to the moving change of LBT1.
445 -
446 -
447 -[[image:image-20220526153424-25.png||height="693" width="1414"]]
32 +Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
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