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1		-~1. open the application
2		-
3		-Enter the following information：
4		-
5		-* Subscribe to topics：MQTT Subscription Topic of TTN-V3
6		-
7		-Example: v3/litest@ttn/devices/eui-70b3d57ed0058a17/up
8		-
9		-* v3: Unchanging
10		-
11		-litest@ttn:’litest 'is the ID of the application,’@ttn’ unchanging.If you use your own TTN   platform, @ ttn doesn't need
12		-
13		-* devices:Unchanging
14		-* eui-70b3d57ed0058a17:End device ID
15		-* Up:Unchanging
16		-
17		-server address：Server address of TTN-V3()
18		-
19		-Application ID：Application ID of TTN-V3()
20		-
21		-APIKEY：APIKEY of your own account()
22		-
23		-
24		-[[image:image-20221221144423-1.png]]
25		-
26		-
27		-[[image:image-20221221144423-2.png||height="534" width="1081"]]
28		-
29		-
30		-[[image:image-20221221144423-3.png]]
31		-
32		-(% style="display:none" %) (%%)
33		-
34		-**2. (% style="display:none" %) (%%)Click the save button after writing**
35		-
36		-
37		-[[image:image-20221221144423-4.png]]
38		-
39		-**Warning:**
40		-
41		-When the save button is pressed, it cannot be pressed again to prevent data confusion。
42		-
43		-If you want to modify the subscription topic, (% style="display:none" %) (%%)you need to restart the application。
44		-
45		-
46		-**3. (% style="display:none" %) (%%)Click the location button**
47		-
48		-
49		-Just press once
50		-
51		-[[image:image-20221221144423-5.png]](% style="display:none" %)
52		-
53		-
54		-When the BLE node sends information, the application will display the located base station
55		-
56		-
57		-(% style="display:none" %) (%%)
58		-
59		-
60		-**4. About how to set the base station point and insert the floor plan**
61		-
62		-Place the floor plan in the same path as the python script
63		-
64		-Change the file name to office_ map(The picture pixel is 800x600)
65		-
66		-[[image:image-20221221144423-7.png]]
67		-
68		-
69		-Open source code
70		-
71		-[[image:image-20221221144423-8.png]]
72		-
73		-
74		-Remove comments
75		-
76		-[[image:image-20221221144423-9.png]]
77		-
78		-
79		-
80		-Run Script
81		-
82		-The cursor position is the data pointed by the arrow, x=323 y=503
83		-
84		-[[image:image-20221221144423-10.png]]
85		-
86		-cv. create_ Image is changed to (323,483)~-~-(x y-20 above)
87		-
88		-cv. create_ Image is changed to (323,503)~-~--(x y above)
89		-
90		-[[image:image-20221221144423-11.png]]
91		-
92		-
93		-
94		-After clicking Save, a log.txt will be generated in the same directory as the script
95		-
96		-[[image:image-20221221144423-12.png]]
97		-
98		-
99		-[[image:image-20221221144423-13.png||height="176" width="1080"]]
100		-
101		-
102		-Back to script
103		-
104		-Modify (% style="display:none" %) (%%)the data obtained in log.txt to the script
105		-
106		-“0” Changed to “10006”
107		-
108		-“60245” Changed to “79”(% style="display:none" %)
109		-
110		-[[image:image-20221221144423-14.png]]
111		-
112		-
113		-(% style="display:none" %) (%%)
114		-
115		-5. Package the py file into an exe
116		-
117		-Step 1：Installing the pyinstaller module
118		-
119		-Step 2：Open cmd and switch to the directory where the script is located
120		-
121		-[[image:image-20221221144423-15.png]]
122		-
123		-
124		-Step 3：Enter the following command
125		-
126		-[[image:image-20221221144423-16.png]]
127		-
128		-
129		-See the following certificate packaging completed.
130		-
131		-[[image:image-20221221144423-17.png]]
132		-
133		-
134		-The following files will be generated in the same directory of the script.
135		-
136		-In addition to dist, the other two files can be deleted.
137		-
138		-[[image:image-20221221144423-18.png]]
139		-
140		-Finally, put the office_ Map.png and icon.png Put the into the dist folder.
141		-
142		-Just run the program in dist.
143		-
144		-