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Version 19.2 by Xiaoling on 2022/12/21 15:10
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1 ~1. open the application
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3 Enter the following information：
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5 * Subscribe to topics：MQTT Subscription Topic of TTN-V3
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7 Example: v3/litest@ttn/devices/eui-70b3d57ed0058a17/up
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9 * v3: Unchanging
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11 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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13 * devices:Unchanging
14 * eui-70b3d57ed0058a17:End device ID
15 * Up:Unchanging
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17 server address：Server address of TTN-V3()
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19 Application ID：Application ID of TTN-V3()
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21 APIKEY：APIKEY of your own account()
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24 [[image:image-20221221144423-1.png]]
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27 [[image:image-20221221144423-2.png||height="534" width="1081"]]
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30 [[image:image-20221221144423-3.png]]
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32 (% style="display:none" %) (%%)
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34 **2. (% style="display:none" %) (%%)Click the save button after writing**
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37 [[image:image-20221221144423-4.png]]
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39 **Warning:**
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41 When the save button is pressed, it cannot be pressed again to prevent data confusion。
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43 If you want to modify the subscription topic, (% style="display:none" %) (%%)you need to restart the application。
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46 **3. (% style="display:none" %) (%%)Click the location button**
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49 Just press once
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51 [[image:image-20221221144423-5.png]](% style="display:none" %)
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54 When the BLE node sends information, the application will display the located base station
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57 (% style="display:none" %) (%%)
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60 **4. About how to set the base station point and insert the floor plan**
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62 Place the floor plan in the same path as the python script
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64 Change the file name to office_ map(The picture pixel is 800x600)
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66 [[image:image-20221221144423-7.png]]
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69 Open source code
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71 [[image:image-20221221144423-8.png]]
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74 Remove comments
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76 [[image:image-20221221144423-9.png]]
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80 Run Script
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82 The cursor position is the data pointed by the arrow, x=323 y=503
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84 [[image:image-20221221144423-10.png]]
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86 cv. create_ Image is changed to (323,483)~-~-(x y-20 above)
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88 cv. create_ Image is changed to (323,503)~-~--(x y above)
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90 [[image:image-20221221144423-11.png]]
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94 After clicking Save, a log.txt will be generated in the same directory as the script
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96 [[image:image-20221221144423-12.png]]
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99 [[image:image-20221221144423-13.png||height="176" width="1080"]]
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102 Back to script
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104 Modify (% style="display:none" %) (%%)the data obtained in log.txt to the script
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106 “0” Changed to “10006”
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108 “60245” Changed to “79”(% style="display:none" %)
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110 [[image:image-20221221144423-14.png]]
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113 (% style="display:none" %) (%%)
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115 5. Package the py file into an exe
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117 Step 1：Installing the pyinstaller module
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119 Step 2：Open cmd and switch to the directory where the script is located
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121 [[image:image-20221221144423-15.png]]
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124 Step 3：Enter the following command
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126 [[image:image-20221221144423-16.png]]
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129 See the following certificate packaging completed.
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131 [[image:image-20221221144423-17.png]]
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134 The following files will be generated in the same directory of the script.
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136 In addition to dist, the other two files can be deleted.
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138 [[image:image-20221221144423-18.png]]
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140 Finally, put the office_ Map.png and icon.png Put the into the dist folder.
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142 Just run the program in dist.
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