Firmware Compile Instruction -- STM32

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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(% style="color:blue" %)**1.**(%%) Open the Webpage: [[http:~~/~~/www2.keil.com/stmicroelectronics-stm32/mdk>>url:http://www2.keil.com/stmicroelectronics-stm32/mdk]]

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(% style="color:blue" %)**2.** (%%) Download the (% style="color:blue" %)**Keil MDK**(%%), record the (% style="color:blue" %)**PSN**(%%) here, we will use it later.

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[[image:image-20220526180802-1.png]]

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Download Keil MDK

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(% style="color:blue" %)**3.**(%%) Login with an account that has administration rights.

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(% style="color:blue" %)**4.**(%%) Right-click the µVision icon and select (% style="color:blue" %)**Run as Administrator**(%%)… from the context menu.

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(% style="color:blue" %)**5.**(%%) Open the dialog (% style="color:blue" %)**File — License Management…**(%%) and select the (% style="color:blue" %)**Single-User License** (%%)tab.

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[[image:image-20220526180902-2.png]]

Install Keil

(% style="color:blue" %)**6. **(%%)Click the button (% style="color:blue" %)**Get LIC via Internet...**(%%), then click the button (% style="color:blue" %)**OK**(%%) to register the product. This action opens the License Management page on the Keil web site.

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[[image:image-20220526180942-3.png]]

Install Keil

(% style="color:blue" %)**7.** (%%) Enter the (% style="color:blue" %)**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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[[image:image-20220526181014-4.png]]

Input PSN

[[image:image-20220526181041-5.png||height="619" width="1223"]]

Active via mail

[[image:image-20220601135048-3.png]]

Active via mail

(% style="color:blue" %)**8.** (%%) To activate the Software Product, (% style="color:blue" %)**enter the LIC**(%%) in the field (% style="color:blue" %)**New License ID Code (LIC)**(%%) of the dialog (% style="color:blue" %)**License Management…**(%%) and click (% style="color:blue" %)**Add LIC**.

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[[image:image-20220526181138-7.png]]

Add LIC

(% style="color:blue" %)**9. **(%%)Finish Install Keil

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[[image:image-20220526181207-8.png]]

Finish install Keil

== 2.2 Install STM32L0 Series Device in Keil ==

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(% style="color:blue" %)**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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(% style="color:blue" %)**2.** (%%) Find STMicroelectronics (% style="color:blue" %)**STM32L0 Series Device**(%%) and download it.

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[[image:image-20220526181351-11.png]]

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Finish install Keil

(% style="color:blue" %)**3. **(%%) Find the Software Pack and install it.

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[[image:image-20220526181302-10.png]]

Install the downloaded pack in Keil

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[[image:image-20220526181434-12.png]]

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Install the downloaded pack in Keil

(% style="color:blue" %)**4. ** (%%)Add the Device, then you can (% style="color:blue" %)**rebuild**(%%) the project.

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[[image:image-20220526181509-13.png]]

rebuild project

(% style="color:red" %)**Note: If you don't add the Device, then Keil will report this error:**

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[[image:image-20220526181543-14.png]]

Error without Device

= 3. Get and compile Source Code =

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* Get the source code for the product.

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* Use Keil to open the project file.

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* You can see the libraries related for example NBSN50 project as below:

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[[image:image-20220526181605-15.png]]

project files

= 4. Video Reference =

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[[https:~~/~~/youtu.be/ctdUNx4XCEg>>url:https://youtu.be/ctdUNx4XCEg]]

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= 5. Frequency Ask Questiones (FAQ) =

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== 5.1 How to change the frequency band for LoRaWAN source code ==

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In Keil, you can see what frequency band the code support.

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[[image:image-20220526181628-16.png]]

Support Frequency

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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[[image:image-20220526181651-17.png]]

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Change Marco for frequency

Wiki source code of Firmware Compile Instruction -- STM32

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Navigation

author	version	line-number	content
		1
		2
		3	~ Table of Contents:
		4
		5	{{toc/}}
		6
		7
		8	= 1. Introduction =
		9
		10
		11	This introduction is to show how to compile the source code for Dragino's stm32 base products.
		12
		13
		14	= 2. Set Up Build Environment =
		15
		16	== 2.1 Set up Keil Compile Environment ==
		17
		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.
		21
		22
		23	)))
		24
		25	(((
		26	(% style="color:blue" %)1.(%%) Open the Webpage: [[http:~~/~~/www2.keil.com/stmicroelectronics-stm32/mdk>>url:http://www2.keil.com/stmicroelectronics-stm32/mdk]]
		27
		28
		29	)))
		30
		31	(((
		32	(% style="color:blue" %)2. (%%) Download the (% style="color:blue" %)Keil MDK(%%), record the (% style="color:blue" %)PSN(%%) here, we will use it later.
		33	)))
		34
		35	[[image:image-20220526180802-1.png]]
		36
		37	(((
		38	Download Keil MDK
		39
		40
		41
		42	)))
		43
		44	(((
		45	(((
		46	(% style="color:blue" %)3.(%%) Login with an account that has administration rights.
		47
		48
		49	)))
		50	)))
		51
		52	(((
		53	(((
		54	(% style="color:blue" %)4.(%%) Right-click the µVision icon and select (% style="color:blue" %)Run as Administrator(%%)… from the context menu.
		55
		56
		57	(% style="color:blue" %)5.(%%) Open the dialog (% style="color:blue" %)File — License Management…(%%) and select the (% style="color:blue" %)Single-User License (%%)tab.
		58	)))
		59	)))
		60
		61	[[image:image-20220526180902-2.png]]
		62
		63	Install Keil
		64
		65
		66
		67	(% style="color:blue" %)6. (%%)Click the button (% style="color:blue" %)Get LIC via Internet...(%%), then click the button (% style="color:blue" %)OK(%%) to register the product. This action opens the License Management page on the Keil web site.
		68
		69	[[image:image-20220526180942-3.png]]
		70
		71	Install Keil
		72
		73
		74
		75	(% style="color:blue" %)7. (%%) Enter the (% style="color:blue" %)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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		77	[[image:image-20220526181014-4.png]]
		78
		79	Input PSN
		80
		81
		82
		83	[[image:image-20220526181041-5.png\|\|height="619" width="1223"]]
		84
		85	Active via mail
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		87
		88
		89
		90	[[image:image-20220601135048-3.png]]
		91
		92	Active via mail
		93
		94
		95
		96	(% style="color:blue" %)8. (%%) To activate the Software Product, (% style="color:blue" %)enter the LIC(%%) in the field (% style="color:blue" %)New License ID Code (LIC)(%%) of the dialog (% style="color:blue" %)License Management…(%%) and click (% style="color:blue" %)Add LIC.
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		98	[[image:image-20220526181138-7.png]]
		99
		100	Add LIC
		101
		102
		103
		104	(% style="color:blue" %)9. (%%)Finish Install Keil
		105
		106	[[image:image-20220526181207-8.png]]
		107
		108	Finish install Keil
		109
		110
		111	== 2.2 Install STM32L0 Series Device in Keil ==
		112
		113
		114	(((
		115	(% style="color:blue" %)1. (%%) Open the webpage: [[https:~~/~~/www.keil.com/dd2/stmicroelectronics/stm32l072cztx/#/eula-container>>url:https://www.keil.com/dd2/stmicroelectronics/stm32l072cztx/#/eula-container]];
		116	)))
		117
		118	(((
		119	(% style="color:blue" %)2. (%%) Find STMicroelectronics (% style="color:blue" %)STM32L0 Series Device(%%) and download it.
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		121
		122	[[image:image-20220526181351-11.png]]
		123	)))
		124
		125	Finish install Keil
		126
		127
		128
		129	(% style="color:blue" %)3. (%%) Find the Software Pack and install it.
		130
		131	[[image:image-20220526181302-10.png]]
		132
		133
		134
		135	Install the downloaded pack in Keil
		136
		137	[[image:image-20220526181434-12.png]]
		138
		139	Install the downloaded pack in Keil
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		141
		142
		143	(% style="color:blue" %)4. (%%)Add the Device, then you can (% style="color:blue" %)rebuild(%%) the project.
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		145	[[image:image-20220526181509-13.png]]
		146
		147	rebuild project
		148
		149
		150
		151	(% style="color:red" %)Note: If you don't add the Device, then Keil will report this error:
		152
		153	[[image:image-20220526181543-14.png]]
		154
		155	Error without Device
		156
		157
		158	= 3. Get and compile Source Code =
		159
		160
		161	* Get the source code for the product.
		162	* Use Keil to open the project file.
		163	* You can see the libraries related for example NBSN50 project as below:
		164
		165
		166	[[image:image-20220526181605-15.png]]
		167
		168	project files
		169
		170
		171	= 4. Video Reference =
		172
		173
		174	[[https:~~/~~/youtu.be/ctdUNx4XCEg>>url:https://youtu.be/ctdUNx4XCEg]]
		175
		176
		177	= 5. Frequency Ask Questiones (FAQ) =
		178
		179	== 5.1 How to change the frequency band for LoRaWAN source code ==
		180
		181
		182	In Keil, you can see what frequency band the code support.
		183
		184	[[image:image-20220526181628-16.png]]
		185
		186	Support Frequency
		187
		188
		189
		190	If you want to change frequency, modify the Preprocessor Symbols. For example, change EU868 to US915 to complie a US915 firmware.
		191
		192	[[image:image-20220526181651-17.png]]
		193
		194	Change Marco for frequency