stm32cube扩展软件通过使用链路系统an2592实现32位定时器分辨率

1、Project Generator introductionPierre Le-CorreDominique ChaillotMCD Application Rennes11th Apr 20141How to manage examples/applications/demo for the STM32Firmware package in an efficient way.Situation/Improvement2Current situation:During CUBE deployment, people have to port the same example/applicati

2、on project over and over for the STM32F4/F2/F3/F1/L1/L0 and this, for each board (Eval,Discovery,Nucleo). This effort increases along the time with the introduction of the new family/chip/board and the enrichment of examples/applications/demos This task is repetitive and resource-consuming.STM32F4ST

3、M32F3STM32F3-DiscoverySTM32F2STM32373C_EVALSTM32303C_EVALSTM32F3348-DiscoverySTM32F302R8-NucleoSTM32F4-DiscoverySTM32F4xx-NucleoSTM32F401-DiscoverySTM32F429I-DiscoverySTM324xG_EVALSTM32F4-DiscoverySTM322xG_EVALEach GPIO_IOToggle is different but in fact very similarSituation/Improvement3Improve the

4、situation:Increase the reuse : the code provided for an example/application/demo is common, only the setting and the user feedback (Led, button, ) differs, so no blocking point to reuse the code.Use a reference model : help unified examplesTeam GainReduce the code reviewEasy example generation : onl

5、y some setting to updateValidation time : common part is already validate, only focus on settings/feedbackCorrection deployment : automatically handled by the toolsProject GainIncrease the delivery capabilityReduce the integration time for a derivativeFree resource to focus on adding value task. Pro

6、ject generator overview4Example reference (template)Template_config.xmlIt.c/hmain.c/hreadme.txtTargetProject.ewd/eww/ewpTarget_config.xmlEWARM_Configuration_examples.xmlClockClockxxx.xmlCMSIS / HALsystem_stm32fxxx.cStartup_stm32xx.sStm32xxx_flash.icfHal_conf_template.hProject Generator(script perl)I

7、AR project dedicated to the target Project generator overview5Example with GPIO_IOToggleSTM32F4STM32F3STM32F3-DiscoverySTM32F2STM32373C_EVALSTM32303C_EVALSTM32F3348-DiscoverySTM32F302R8-NucleoSTM32F4-DiscoverySTM32F4xx-NucleoSTM32F401-DiscoverySTM32F429I-DiscoverySTM324xG_EVALSTM32F4-DiscoverySTM322

8、xG_EVALGPIO_IOToggle reference (template)Project GeneratorSTM32F4 configSTM32F2 configSTM32F3 config90% of Reuse, Standard code, development time reduceProject generator integration6Project GeneratorData base of canvasScript to generate the project(s)./ProjectsGeneration.pl -target TARGET_STM32303C_

9、EVAL project RTC_CalendarFW PackageFW PackageFW PackageExample/ApplicationsSTM32F3xxSTM32L1xxSTM32F2xxNo impact on SVN strategyProject Generator Example7How to generate an example for a new board ?Create the new board TEST ./_ProjectGenerator/TemplateUpdate the GIO_Toogle template for the board TEST

10、 _config.xmlGenerate the example Compile the example Project Generator Status8The tool is already available under SVN It already contains many examples from STM32F2 and STM32F3. (30 modules with several examples inside)It contains many applications (FreeRTOS, USB, FatFS, STEmwin, touch sensing).It i

11、s used to generates the projects on F0 + all the boards for F3.Thank you10CONFIDENTIALITY OBLIGATIONS:THIS DOCUMENT CONTAINS SENSITIVE INFORMATION. IT IS CLASSIFIED “MICROCONTROLLERS, MEMORIES & SECURE MCUs (MMS) RESTRICTED AND ITS DISTRIBUTION IS SUBMITTED TO ST/MMS AUTHORIZATIONAT ALL TIMES YOU SH

12、OULD COMPLY WITH THE FOLLOWING SECURITY RULES:- DO NOT COPY OR REPRODUCE ALL OR PART OF THIS DOCUMENT- KEEP THIS DOCUMENT LOCKED AWAY- FURTHER COPIES CAN BE PROVIDED ON A “NEED TO KNOW BASIS”, PLEASE CONTACT YOUR LOCAL ST SALES OFFICE OR DOCUMENT WRITTER.Information furnished is believed to be accur

13、ate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rig

14、hts of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems

15、 without express written approval of STMicroelectronics.The ST logo is registered trademark of STMicroelectronicsAll other names are the property of their respective owners 2010 STMicroelectronics - All Rights ReservedSTMicroelectronics group of companies Australia - Brazil - Canada - China - Finlan

16、d - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States. Project Generator Methodologie11This is a collaborative toolEverybody can modify the canvas and the products configurations.By u

17、pdating the canva, you ease the job of the next guy porting this example on his product (maybe you!).All modifications should be reported inside the canva.Even if you think only your product has this specificity, you never know what will be the next board or the next product. So ADD IT!If you think

18、it is not interesting for the others. Probably it is not for you too!If you think what you are adding is interesting. Everybody MUST inherit the modification. with clear responsibilities:IP owner are responsible for the coherence of the canvas.People doing the examples/appli are responsible of the c

19、onfiguration of their product + add their product specificities (Ip owner will review them).When a commit is done, a mail is generated with information like modified files + commit log with IPowner in TO, interface in CC to warn them of the modifications.Project generator overview12Project Generator

20、Provide a clear reference.Generate automatically the project for IAR100% reuse!Time gainSTM32F4STM32F3STM32F3-DiscoverySTM32F2STM32373C_EVALSTM32303C_EVALSTM32F3348-DiscoverySTM32F302R8-NucleoSTM32F4-DiscoverySTM32F4xx-NucleoSTM32F401-DiscoverySTM32F429I-DiscoverySTM324xG_EVALSTM32F4-DiscoverySTM322

21、xG_EVALGPIO_IOToggle reference (canvas)Project GeneratorSTM32F4 configSTM32F2 configSTM32F3 configSVN strategy13Appropriate situation:Maximize reuse = gain time in: Development (someone as already done it)Validation (someone as already done it). You validate only the differences.Provide a reference

22、for everybody.STM32F4STM32F3STM32F3-DiscoverySTM32F2STM32373C_EVALSTM32303C_EVALSTM32F3348-DiscoverySTM32F302R8-NucleoSTM32F4-DiscoverySTM32F4xx-NucleoSTM32F401-DiscoverySTM32F429I-DiscoverySTM324xG_EVALSTM32F4-DiscoverySTM322xG_EVALGPIO_IOToggle referenceSVN strategy14The tool is already available

23、under SVN It already contains all the examples from STM32F2 and STM32F3. (30 modules with several examples inside)It contains many applications (FreeRTOS, USB, FatFS, STEmwin, touch sensing).It is used to generates the projects on F0 + all the boards for F3.How it works15ProjectsGenerator contains c

24、anvas of projects. It must be added to a firmware package.The canvas contains the code and its configuration.The product specific part are removed.Keywords and specific switchs are added to manage the differences of product/boards.A typical canvas project directory :keywords16The code contains keywo

25、rds:addtogroup $FAMILYNAME_UC$_HAL_ExamplesIs replaced byaddtogroup STM32F3xx_HAL_ExamplesThe definition of the keywords: Cortex-M4 72 MHz STM32F3-Discovery RevB STM32F3-Discovery stm32f3_discovery STM32F3xx stm32f3xx Each product define its own keywords. The list is now mature and should not change

26、 a lot.switch17The code contains switches: /* -1- Enable each GPIO Clock (to be able to program the configuration registers) */#if defined(GENERATOR_1_LED_ON_BOARD) $LED1$_GPIO_CLK_ENABLE();#elif defined(GENERATOR_4_LED_ON_BOARD) $LED1$_GPIO_CLK_ENABLE(); $LED2$_GPIO_CLK_ENABLE(); $LED3$_GPIO_CLK_EN

27、ABLE(); $LED4$_GPIO_CLK_ENABLE();#elif defined(GENERATOR_8_LED_ON_BOARD) $LED1$_GPIO_CLK_ENABLE(); $LED2$_GPIO_CLK_ENABLE(); $LED7$_GPIO_CLK_ENABLE(); $LED8$_GPIO_CLK_ENABLE();#else#error Not correctly cleaned the switches of type LedNumberOnBoard#endifThose switches are cleaned during the generatio

28、n of the project:What is remaining using GENERATOR_1_LED_ON_BOARD (nucleo case) /* -1- Enable each GPIO Clock (to be able to program the configuration registers) */ LED2_GPIO_CLK_ENABLE();Remark $LED1$ changed to LED2 on Nucleo board!NucleoEVAL and some discoveryF3 discoveryMethodologie18This is a c

29、ollaborative toolEverybody can modify the canvas and the products configurations.By updating the canva, you ease the job of the next guy porting this example on his product (maybe you!).All modifications should be reported inside the canva.Even if you think only your product has this specificity, yo

30、u never know what will be the next board or the next product. So ADD IT!If you think it is not interesting for the others. Probably it is not for you too!If you think what you are adding is interesting. Everybody MUST inherit the modification. with clear responsibilities:IP owner are responsible for

31、 the coherence of the canvas.People doing the examples/appli are responsible of the configuration of their product + add their product specificities (Ip owner will review them).When a commit is done, a mail is generated with information like modified files + commit log with IPowner in TO, interface in CC to warn them of the modifications.Tools overview19Project GeneratorData base of canvasFW PackageScript to generate the project(s)./ProjectsGe