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Version 23.15 by Xiaoling on 2022/07/13 16:46
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1
2
3 **~ Table of Contents:**
4
5 {{toc/}}
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7
8 = 1. Introduction =
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10
11 This introduction is to show how to compile the source code for Dragino's stm32 base products.
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13
14 = 2. Set Up Build Environment =
15
16 == 2.1 Set up Keil Compile Environment ==
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18
19 (((
20 Assuming you already have [[Keil uVision5>>url:https://www.keil.com/demo/eval/arm.htm]] installed, the steps below show how to install the MDK support and get a license.
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24 **1.**  Open the Webpage: [[http:~~/~~/www2.keil.com/stmicroelectronics-stm32/mdk>>url:http://www2.keil.com/stmicroelectronics-stm32/mdk]]
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28 **2.**  Download the **Keil MDK**, record the **PSN** here, we will use it later.
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30
31 [[image:image-20220526180802-1.png]]
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33 (((
34 Download Keil MDK
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37
38 )))
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40 (((
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42 **3.**  Login with an account that has administration rights.
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48 **4.**  Right-click the µVision icon and select **Run as Administrator**… from the context menu.
49 **5.**  Open the dialog **File — License Management…** and select the **Single-User License** tab.
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51 )))
52
53 [[image:image-20220526180902-2.png]]
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55 Install Keil
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57
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59 **6.  **Click the button **Get LIC via Internet...**, then click the button **OK** to register the product. This action opens the License Management page on the Keil web site.
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61 [[image:image-20220526180942-3.png]]
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63 Install Keil
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65
66
67 **7.**  Enter the **Product Serial Number** (from step 2.) 4RMW3-A8FIW-TUBLG along with your contact information and click the button Submit. An e-mail is sent back with the License ID Code (LIC) within a few minutes.
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69 [[image:image-20220526181014-4.png]]
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71 Input PSN
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75 [[image:image-20220526181041-5.png||height="619" width="1223"]]
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77 Active via mail
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82 [[image:image-20220601135048-3.png]]
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84 Active via mail
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86
87 **8.**  To activate the Software Product, **enter the LIC** in the field **New License ID Code (LIC)** of the dialog **License Management…** and click **Add LIC**.
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89 [[image:image-20220526181138-7.png]]
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91 Add LIC
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95 9. Finish Install Keil
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97 [[image:image-20220526181207-8.png]]
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99 Finish install Keil
100
101
102 == 2.2 Install STM32L0 Series Device in Keil ==
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104 (((
105 1: Open the webpage: [[https:~~/~~/www.keil.com/dd2/stmicroelectronics/stm32l072cztx/#/eula-container>>url:https://www.keil.com/dd2/stmicroelectronics/stm32l072cztx/#/eula-container]];
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109 2: Find STMicroelectronics **STM32L0 Series Device** and download it.
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111
112 [[image:image-20220526181351-11.png]]
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114
115 Finish install Keil
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119 3: Find the Software Pack and install it.
120
121 [[image:image-20220526181302-10.png]]
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125 Install the downloaded pack in Keil
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127 [[image:image-20220526181434-12.png]]
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129 Install the downloaded pack in Keil
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133 4: Add the Device, then you can **rebuild** the project.
134
135 [[image:image-20220526181509-13.png]]
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137 rebuild project
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141 Note: If you don’t add the Device, then Keil will report this error:
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143 [[image:image-20220526181543-14.png]]
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145 Error without Device
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147
148 = 3. Get and compile Source Code =
149
150 * Get the source code for the product.
151 * Use Keil to open the project file.
152 * You can see the libraries related for example NBSN50 project as below:
153
154 [[image:image-20220526181605-15.png]]
155
156 project files
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158
159 = 4. Video Reference =
160
161 [[https:~~/~~/youtu.be/ctdUNx4XCEg>>url:https://youtu.be/ctdUNx4XCEg]]
162
163
164 = 5. Frequency Ask Questiones (FAQ) =
165
166 == 5.1 How to change the frequency band for LoRaWAN source code ==
167
168 In Keil, you can see what frequency band the code support.
169
170 [[image:image-20220526181628-16.png]]
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172 Support Frequency
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176 If you want to change frequency, modify the Preprocessor Symbols. For example, change EU868 to US915 to complie a US915 firmware.
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178 [[image:image-20220526181651-17.png]]
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180 Change Marco for frequency