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Version 2.3 by Xiaoling on 2022/05/11 17:17
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5 = 1. Introduction =
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7 This introduction is to show how to compile the source code for Dragino's stm32 base products.
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9 = 2. Set Up Build Environment =
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11 == 2.1 Set up Keil Compile Environment ==
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14 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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18 ~1. Open the Webpage: [[http:~~/~~/www2.keil.com/stmicroelectronics-stm32/mdk>>url:http://www2.keil.com/stmicroelectronics-stm32/mdk]]
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22 2. Download the **Keil MDK**, record the **PSN** here, we will use it later.
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25 [[image:https://wiki.dragino.com/images/thumb/6/66/Keil_1.png/600px-Keil_1.png||height="293" width="600"]]
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28 Download Keil MDK
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33 3. Login with an account that has administration rights.
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39 4. Right-click the µVision icon and select **Run as Administrator**… from the context menu.
40 5: Open the dialog **File — License Management…** and select the **Single-User License** tab.
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44 [[image:https://wiki.dragino.com/images/thumb/4/44/Keil_2.png/600px-Keil_2.png||height="279" width="600"]]
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46 Install Keil
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48 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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50 [[image:https://wiki.dragino.com/images/thumb/f/fd/Keil_3.png/600px-Keil_3.png||height="297" width="600"]]
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52 Install Keil
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54 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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56 [[image:https://wiki.dragino.com/images/thumb/c/c5/Keil_4.png/600px-Keil_4.png||height="307" width="600"]]
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58 Input PSN
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60 [[image:https://wiki.dragino.com/images/thumb/7/7e/Keil_5.png/600px-Keil_5.png||height="287" width="600"]]
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62 Active via mail
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64 [[image:https://wiki.dragino.com/images/thumb/b/b0/Keil_6.png/600px-Keil_6.png||height="248" width="600"]]
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66 Active via mail
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68 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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70 [[image:https://wiki.dragino.com/images/thumb/b/b2/Keil_7.png/600px-Keil_7.png||height="440" width="600"]]
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72 Add LIC
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74 9. Finish Install Keil
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76 [[image:https://wiki.dragino.com/images/thumb/c/c4/Keil_8.png/600px-Keil_8.png||height="345" width="600"]]
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78 Finish install Keil
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81 == 2.2 Install STM32L0 Series Device in Keil ==
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84 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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88 2: Find STMicroelectronics **STM32L0 Series Device** and download it.
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91 [[image:https://wiki.dragino.com/images/thumb/3/32/Keil_9.png/600px-Keil_9.png||height="461" width="547"]]
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93 Finish install Keil
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95 3: Find the Software Pack and install it.
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97 [[image:https://wiki.dragino.com/images/thumb/9/94/Keil_10.png/600px-Keil_10.png||height="368" width="552"]]
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99 Install the downloaded pack in Keil
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101 [[image:https://wiki.dragino.com/images/thumb/6/66/Keil_11.png/600px-Keil_11.png||height="346" width="560"]]
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103 Install the downloaded pack in Keil
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105 4: Add the Device, then you can **rebuild** the project.
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107 [[image:https://wiki.dragino.com/images/thumb/3/35/Keil_12.png/600px-Keil_12.png||height="349" width="569"]]
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109 rebuild project
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111 (% class="box warningmessage" %)
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113 Note: If you don’t add the Device, then Keil will report this error:
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116 [[image:https://wiki.dragino.com/images/thumb/4/42/Keil_13.png/600px-Keil_13.png||height="366" width="565"]]
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118 Error without Device
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121 = 3. Get and compile Source Code =
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123 * Get the source code for the product.
124 * Use Keil to open the project file.
125 * You can see the libraries related for example NBSN50 project as below:
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127 [[image:https://wiki.dragino.com/images/b/b7/Keil_14.png||height="143" width="197"]]
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129 project files
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132 = 4. Video Reference =
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134 [[https:~~/~~/youtu.be/ctdUNx4XCEg>>url:https://youtu.be/ctdUNx4XCEg]]
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137 = 5. Frequency Ask Questiones (FAQ) =
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139 == 5.1 How to change the frequency band for LoRaWAN source code ==
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141 In Keil, you can see what frequency band the code support.
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143 [[image:https://wiki.dragino.com/images/0/00/STM32_FAQ_1.png||height="259" width="208"]]
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145 Support Frequency
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148 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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150 [[image:https://wiki.dragino.com/images/7/7b/STM32_FAQ_2.png||height="291" width="400"]]
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152 Change Marco for frequency