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Version 19.3 by Xiaoling on 2022/12/21 15:47
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1 (% class="wikigeneratedid" %)
2 **Table of Contents:**
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4 {{toc/}}
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9 = 1. Operating instructions for BLE indoor positioning =
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11 == 1.1 open the application ==
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13
14 (% style="color:blue" %)**Enter the following information：**
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16 (% style="color:#037691" %)**Subscribe to topics：**(%%)**MQTT Subscription Topic of TTN-V3**
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18 **Example: **v3/litest@ttn/devices/eui-70b3d57ed0058a17/up
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20 * v3: Unchanging
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22 * litest@ttn:'litest' is the ID of the application, '@ttn' unchanging.If you use your own TTN platform, @ ttn doesn't need
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24 * devices: Unchanging
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26 * eui-70b3d57ed0058a17: End device ID
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28 * Up: Unchanging
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30 (% style="color:#037691" %)**server address：**(%%)**Server address of TTN-V3()**
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32 (% style="color:#037691" %)**Application ID：**(%%)**Application ID of TTN-V3()**
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34 (% style="color:#037691" %)**APIKEY：  **(%%)**APIKEY of your own account()**
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36
37 [[image:image-20221221144423-1.png]]
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40 [[image:image-20221221144423-2.png||height="534" width="1081"]]
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43 [[image:image-20221221144423-3.png]]
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45
46
47 == 1.2 Click the save button after writing ==
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49
50 [[image:image-20221221144423-4.png]]
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52 (% style="background-color:yellow" %)**Warning:**
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54 When the save button is pressed, it cannot be pressed again to prevent data confusion.
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56 If you want to modify the subscription topic, you need to restart the application.
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58
59 == 1.3 Click the location button ==
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61
62 Just press once
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64 [[image:image-20221221144423-5.png]]
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66
67 When the BLE node sends information, the application will display the located base station
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69
70
71 == 1.4 About how to set the base station point and insert the floor plan ==
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73
74 Place the floor plan in the same path as the python script
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76 Change the file name to office_ map(The picture pixel is 800x600)
77
78 [[image:image-20221221144423-7.png]]
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80
81 (% style="color:blue" %)**Open source code**
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83 [[image:image-20221221144423-8.png]]
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85
86 (% style="color:blue" %)**Remove comments**
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88 [[image:image-20221221144423-9.png]]
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91 (% style="color:blue" %)**Run Script**
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93 The cursor position is the data pointed by the arrow, x=323 y=503
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95 [[image:image-20221221144423-10.png]]
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97 cv. create_ Image is changed to (323,483)~-~-(x y-20 above)
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99 cv. create_ Image is changed to (323,503)~-~--(x y above)
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101 [[image:image-20221221144423-11.png]]
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105 After clicking Save, a (% style="color:blue" %)**log.txt** (%%)will be generated in the same directory as the script
106
107 [[image:image-20221221144423-12.png]]
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110 [[image:image-20221221144423-13.png||height="176" width="1080"]]
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112
113 (% style="color:blue" %)**Back to script**
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115 Modify (% style="display:none" %) (%%)the data obtained in (% style="color:blue" %)**log.txt**(%%) to the script
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117 (% style="color:#037691" %)**“0” Changed to “10006”**
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119 (% style="color:#037691" %)**“60245” Changed to “79”**
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121 [[image:image-20221221144423-14.png]]
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123
124
125 == 1.5 Package the py file into an exe ==
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127
128 (% style="color:blue" %)**Step 1：**(%%)Installing the pyinstaller module
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130 (% style="color:blue" %)**Step 2：**(%%)Open cmd and switch to the directory where the script is located
131
132 [[image:image-20221221144423-15.png]]
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134
135 (% style="color:blue" %)**Step 3：**(%%)Enter the following command
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137 [[image:image-20221221144423-16.png]]
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140 See the following certificate packaging completed.
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142 [[image:image-20221221144423-17.png]]
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145 The following files will be generated in the same directory of the script.
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147 In addition to dist, the other two files can be deleted.
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149 [[image:image-20221221144423-18.png]]
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151 (% style="color:blue" %)**Finally**(%%), put the office_ Map.png and icon.png Put the into the dist folder.
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153 Just run the program in dist.
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