STM32L4/L4+ HAL库英文用户手册

stm32l4

HAL库

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"STM32L4/L4+ HAL库英文完整版用户手册" STM32L4/L4+ HAL库是意法半导体（STMicroelectronics）为了简化开发者工作，降低开发时间和成本而推出的嵌入式软件平台。STM32Cube项目涵盖了STM32系列的所有产品。STM32Cube Version 1.x主要包含以下组件： 1. STM32CubeMX：这是一个图形化软件配置工具，通过图形向导生成C语言初始化代码，使得开发者能够快速配置STM32微控制器的外设。 2. 针对STM32L4系列和STM32L4+系列的全面嵌入式软件平台：这个平台包含了硬件抽象层（HAL）和低层APIs（LL APIs）。 - STM32 Cube HAL：这是STM32的抽象层软件，确保了在STM32系列间的最大移植性。HAL驱动层提供了对所有外设的通用多层接口，它旨在提供易于使用的、与硬件细节解耦的接口，从而简化编程过程。 - LL APIs：对于一部分外设，提供了低层APIs，它们比HAL更接近硬件，面向有经验的开发者，提供了更快、更轻量级的接口。 3. 一系列中间件组件：包括实时操作系统（RTOS）、USB和图形库等，这些组件为开发者提供了构建复杂应用的基础框架。 4. 全套的嵌入式软件工具和示例代码：这些工具和示例帮助开发者更好地理解和使用STM32L4/L4+的HAL库及其功能。文档中详细介绍了STM32L4/L4+的HAL库和低层驱动的使用方法，包括如何配置、初始化和操作各种外设。此外，通过提供的例子，开发者可以学习如何有效地利用HAL和LL APIs进行程序设计，以实现低功耗应用，这是STM32L4/L4+系列的一个关键特性。 STM32L4系列和STM32L4+系列是STM32家族中面向超低功耗应用的产品，HAL库和LL APIs的设计旨在优化能源效率，同时保持强大的处理能力。通过HAL库，开发者可以方便地利用STM32L4/L4+的节能模式，如STOP和STANDBY模式，以及各种电源管理功能，以适应不同应用场景的需求。 STM32L4/L4+ HAL库是为STM32L4和STM32L4+系列微控制器量身定制的软件框架，其目的是简化开发流程，提高代码的可移植性和可读性，同时也支持开发者充分利用这些微控制器的低功耗特性。通过使用这个库，开发者可以专注于应用程序的逻辑，而不是底层硬件的细节。

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Contents

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44.1.1 Extended IO operation functions .................................................... 580

44.1.2 Peripheral Control functions ........................................................... 580

44.1.3 Detailed description of functions .................................................... 580

45 HAL OSPI Generic Driver ............................................................ 581

45.1 OSPI Firmware driver registers structures .................................... 581

45.1.1 OSPI_InitTypeDef ........................................................................... 581

45.1.2 OSPI_HandleTypeDef .................................................................... 581

45.1.3 OSPI_RegularCmdTypeDef ........................................................... 582

45.1.4 OSPI_HyperbusCfgTypeDef .......................................................... 583

45.1.5 OSPI_HyperbusCmdTypeDef ........................................................ 583

45.1.6 OSPI_AutoPollingTypeDef ............................................................. 583

45.1.7 OSPI_MemoryMappedTypeDef ..................................................... 583

45.1.8 OSPIM_CfgTypeDef ....................................................................... 584

45.2 OSPI Firmware driver API description ........................................... 584

45.2.1 How to use this driver ..................................................................... 584

45.2.2 Initialization and Configuration functions ........................................ 586

45.2.3 IO operation functions .................................................................... 586

45.2.4 Peripheral Control and State functions ........................................... 587

45.2.5 IO Manager configuration function ................................................. 587

45.2.6 Detailed description of functions .................................................... 588

45.3 OSPI Firmware driver defines ....................................................... 595

45.3.1 OSPI ............................................................................................... 595

46 HAL PCD Generic Driver ............................................................. 603

46.1 PCD Firmware driver registers structures ..................................... 603

46.1.1 PCD_HandleTypeDef ..................................................................... 603

46.2 PCD Firmware driver API description ............................................ 604

46.2.1 How to use this driver ..................................................................... 604

46.2.2 Initialization and de-initialization functions ..................................... 604

46.2.3 IO operation functions .................................................................... 604

46.2.4 Peripheral Control functions ........................................................... 604

46.2.5 Peripheral State functions .............................................................. 605

46.2.6 Detailed description of functions .................................................... 605

46.3 PCD Firmware driver defines ........................................................ 611

46.3.1 PCD ................................................................................................ 611

47 HAL PCD Extension Driver ......................................................... 613

47.1 PCDEx Firmware driver API description ....................................... 613

47.1.1 Extended features functions ........................................................... 613

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47.1.2 Detailed description of functions .................................................... 613

48 HAL QSPI Generic Driver ............................................................ 616

48.1 QSPI Firmware driver registers structures .................................... 616

48.1.1 QSPI_InitTypeDef ........................................................................... 616

48.1.2 QSPI_HandleTypeDef .................................................................... 616

48.1.3 QSPI_CommandTypeDef ............................................................... 617

48.1.4 QSPI_AutoPollingTypeDef ............................................................. 617

48.1.5 QSPI_MemoryMappedTypeDef ..................................................... 618

48.2 QSPI Firmware driver API description ........................................... 618

48.2.1 How to use this driver ..................................................................... 618

48.2.2 Initialization and Configuration functions ........................................ 620

48.2.3 IO operation functions .................................................................... 620

48.2.4 Peripheral Control and State functions ........................................... 621

48.2.5 Detailed description of functions .................................................... 621

48.3 QSPI Firmware driver defines ....................................................... 628

48.3.1 QSPI ............................................................................................... 628

49 HAL PWR Generic Driver ............................................................ 635

49.1 PWR Firmware driver registers structures .................................... 635

49.1.1 PWR_PVDTypeDef ........................................................................ 635

49.2 PWR Firmware driver API description ........................................... 635

49.2.1 Initialization and de-initialization functions ..................................... 635

49.2.2 Peripheral Control functions ........................................................... 635

49.2.3 Detailed description of functions .................................................... 638

49.3 PWR Firmware driver defines ....................................................... 643

49.3.1 PWR ............................................................................................... 643

50 HAL PWR Extension Driver ........................................................ 649

50.1 PWREx Firmware driver registers structures ................................ 649

50.1.1 PWR_PVMTypeDef ........................................................................ 649

50.2 PWREx Firmware driver API description ....................................... 649

50.2.1 Extended Peripheral Initialization and de-initialization functions.... 649

50.2.2 Detailed description of functions .................................................... 650

50.3 PWREx Firmware driver defines ................................................... 660

50.3.1 PWREx ........................................................................................... 660

51 HAL RCC Generic Driver ............................................................. 672

51.1 RCC Firmware driver registers structures ..................................... 672

51.1.1 RCC_PLLInitTypeDef ..................................................................... 672

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51.1.2 RCC_OscInitTypeDef ..................................................................... 672

51.1.3 RCC_ClkInitTypeDef ...................................................................... 673

51.2 RCC Firmware driver API description ........................................... 674

51.2.1 RCC specific features ..................................................................... 674

51.2.2 Initialization and de-initialization functions ..................................... 674

51.2.3 Peripheral Control functions ........................................................... 675

51.2.4 Detailed description of functions .................................................... 676

51.3 RCC Firmware driver defines ........................................................ 681

51.3.1 RCC ................................................................................................ 681

52 HAL RCC Extension Driver ......................................................... 724

52.1 RCCEx Firmware driver registers structures ................................. 724

52.1.1 RCC_PLLSAI1InitTypeDef ............................................................. 724

52.1.2 RCC_PLLSAI2InitTypeDef ............................................................. 724

52.1.3 RCC_PeriphCLKInitTypeDef .......................................................... 725

52.1.4 RCC_CRSInitTypeDef .................................................................... 727

52.1.5 RCC_CRSSynchroInfoTypeDef ..................................................... 728

52.2 RCCEx Firmware driver API description ....................................... 728

52.2.1 Extended Peripheral Control functions ........................................... 728

52.2.2 Extended clock management functions .......................................... 729

52.2.3 Extended Clock Recovery System Control functions ..................... 729

52.2.4 Detailed description of functions .................................................... 730

52.3 RCCEx Firmware driver defines .................................................... 737

52.3.1 RCCEx ............................................................................................ 737

53 HAL RNG Generic Driver............................................................. 774

53.1 RNG Firmware driver registers structures ..................................... 774

53.1.1 RNG_InitTypeDef ........................................................................... 774

53.1.2 NG_HandleTypeDef ....................................................................... 774

53.2 RNG Firmware driver API description ........................................... 774

53.2.1 How to use this driver ..................................................................... 774

53.2.2 Initialization and de-initialization functions ..................................... 774

53.2.3 Peripheral Control functions ........................................................... 775

53.2.4 Peripheral State functions .............................................................. 775

53.2.5 Detailed description of functions .................................................... 775

53.3 RNG Firmware driver defines ........................................................ 778

53.3.1 RNG ................................................................................................ 778

54 HAL RTC Generic Driver ............................................................. 781

54.1 RTC Firmware driver registers structures ..................................... 781

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54.1.1 RTC_InitTypeDef ............................................................................ 781

54.1.2 RTC_TimeTypeDef ......................................................................... 781

54.1.3 RTC_DateTypeDef ......................................................................... 782

54.1.4 RTC_AlarmTypeDef ....................................................................... 783

54.1.5 RTC_HandleTypeDef ..................................................................... 783

54.2 RTC Firmware driver API description ............................................ 783

54.2.1 RTC Operating Condition ............................................................... 783

54.2.2 Backup Domain Reset .................................................................... 784

54.2.3 Backup Domain Access.................................................................. 784

54.2.4 How to use RTC Driver................................................................... 784

54.2.5 RTC and low power modes ............................................................ 784

54.2.6 Initialization and de-initialization functions ..................................... 785

54.2.7 RTC Time and Date functions ........................................................ 785

54.2.8 RTC Alarm functions ...................................................................... 785

54.2.9 Peripheral Control functions ........................................................... 786

54.2.10 Peripheral State functions .............................................................. 786

54.2.11 Detailed description of functions .................................................... 786

54.3 RTC Firmware driver defines ........................................................ 791

54.3.1 RTC ................................................................................................ 791

55 HAL RTC Extension Driver ......................................................... 801

55.1 RTCEx Firmware driver registers structures ................................. 801

55.1.1 RTC_TamperTypeDef .................................................................... 801

55.2 RTCEx Firmware driver API description ........................................ 802

55.2.1 How to use this driver ..................................................................... 802

55.2.2 RTC TimeStamp and Tamper functions ......................................... 803

55.2.3 RTC Wake-up functions ................................................................. 803

55.2.4 Extended Peripheral Control functions ........................................... 803

55.2.5 Extended features functions ........................................................... 804

55.2.6 Detailed description of functions .................................................... 804

55.3 RTCEx Firmware driver defines .................................................... 813

55.3.1 RTCEx ............................................................................................ 813

56 HAL SAI Generic Driver .............................................................. 833

56.1 SAI Firmware driver registers structures ....................................... 833

56.1.1 SAI_PdmInitTypeDef ...................................................................... 833

56.1.2 SAI_InitTypeDef ............................................................................. 833

56.1.3 SAI_FrameInitTypeDef ................................................................... 835

56.1.4 SAI_SlotInitTypeDef ....................................................................... 835

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56.1.5 __SAI_HandleTypeDef ................................................................... 836

56.2 SAI Firmware driver API description ............................................. 837

56.2.1 How to use this driver ..................................................................... 837

56.2.2 Initialization and de-initialization functions ..................................... 839

56.2.3 IO operation functions .................................................................... 839

56.2.4 Peripheral State and Errors functions ............................................ 840

56.2.5 Detailed description of functions .................................................... 841

56.3 SAI Firmware driver defines .......................................................... 846

56.3.1 SAI .................................................................................................. 846

57 HAL SAI Extension Driver ........................................................... 854

57.1 SAIEx Firmware driver registers structures ................................... 854

57.1.1 SAIEx_PdmMicDelayParamTypeDef ............................................. 854

57.2 SAIEx Firmware driver API description ......................................... 854

57.2.1 Extended features functions ........................................................... 854

57.2.2 Detailed description of functions .................................................... 854

58 HAL SD Extension Driver ............................................................ 855

58.1 SDEx Firmware driver API description .......................................... 855

58.1.1 How to use this driver ..................................................................... 855

58.1.2 High Speed function ....................................................................... 855

58.1.3 Multibuffer functions ....................................................................... 855

58.1.4 Detailed description of functions .................................................... 855

59 HAL SMARTCARD Generic Driver .............................................. 859

59.1 SMARTCARD Firmware driver registers structures ...................... 859

59.1.1 SMARTCARD_InitTypeDef ............................................................ 859

59.1.2 SMARTCARD_AdvFeatureInitTypeDef .......................................... 860

59.1.3 __SMARTCARD_HandleTypeDef .................................................. 861

59.2 SMARTCARD Firmware driver API description ............................. 862

59.2.1 How to use this driver ..................................................................... 862

59.2.2 Initialization and Configuration functions ........................................ 864

59.2.3 IO operation functions .................................................................... 865

59.2.4 Peripheral State and Errors functions ............................................ 868

59.2.5 Detailed description of functions .................................................... 868

59.3 SMARTCARD Firmware driver defines ......................................... 876

59.3.1 SMARTCARD ................................................................................. 876

60 HAL SMARTCARD Extension Driver .......................................... 887

60.1 SMARTCARDEx Firmware driver API description ........................ 887

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