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|
/*
ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
/**
* @file STM32F4xx/hal_lld.h
* @brief STM32F4xx/STM32F2xx HAL subsystem low level driver header.
* @pre This module requires the following macros to be defined in the
* @p board.h file:
* - STM32_LSECLK.
* - STM32_LSE_BYPASS (optionally).
* - STM32_HSECLK.
* - STM32_HSE_BYPASS (optionally).
* - STM32_VDD (as hundredths of Volt).
* .
* One of the following macros must also be defined:
* - STM32F2XX for High-performance STM32 F-2 devices.
* - STM32F405xx, STM32F415xx, STM32F407xx, STM32F417xx for
* High-performance STM32 F-4 devices.
* - STM32F427xx, STM32F437xx, STM32F429xx, STM32F439xx for
* High-performance STM32 F-4 devices.
* - STM32F401xC, STM32F401xE for High-performance STM32 F-4 devices.
* - STM32F411xE for High-performance STM32 F-4 devices.
* .
*
* @addtogroup HAL
* @{
*/
#ifndef _HAL_LLD_H_
#define _HAL_LLD_H_
#include "stm32_registry.h"
/*===========================================================================*/
/* Driver constants. */
/*===========================================================================*/
/**
* @brief Defines the support for realtime counters in the HAL.
*/
#define HAL_IMPLEMENTS_COUNTERS TRUE
/**
* @name Platform identification macros
* @{
*/
#if defined(STM32F439xx) || defined(__DOXYGEN__)
#define PLATFORM_NAME "STM32F439 High Performance with DSP and FPU"
#elif defined(STM32F429xx)
#define PLATFORM_NAME "STM32F429 High Performance with DSP and FPU"
#elif defined(STM32F437xx)
#define PLATFORM_NAME "STM32F437 High Performance with DSP and FPU"
#elif defined(STM32F427xx)
#define PLATFORM_NAME "STM32F427 High Performance with DSP and FPU"
#elif defined(STM32F405xx)
#define PLATFORM_NAME "STM32F405 High Performance with DSP and FPU"
#elif defined(STM32F415xx)
#define PLATFORM_NAME "STM32F415 High Performance with DSP and FPU"
#elif defined(STM32F407xx)
#define PLATFORM_NAME "STM32F407 High Performance with DSP and FPU"
#elif defined(STM32F417xx)
#define PLATFORM_NAME "STM32F417 High Performance with DSP and FPU"
#elif defined(STM32F401xC)
#define PLATFORM_NAME "STM32F401xC High Performance with DSP and FPU"
#elif defined(STM32F401xE)
#define PLATFORM_NAME "STM32F401xE High Performance with DSP and FPU"
#elif defined(STM32F411xE)
#define PLATFORM_NAME "STM32F411xE High Performance with DSP and FPU"
#elif defined(STM32F2XX)
#define PLATFORM_NAME "STM32F2xx High Performance"
#else
#error "STM32F2xx/F4xx device not specified"
#endif
/** @} */
/**
* @name Absolute Maximum Ratings
* @{
*/
/**
* @name Absolute Maximum Ratings
* @{
*/
#if defined(STM32F427xx) || defined(STM32F437xx) || \
defined(STM32F429xx) || defined(STM32F439xx) || \
defined(__DOXYGEN__)
/**
* @brief Absolute maximum system clock.
*/
#define STM32_SYSCLK_MAX 180000000
/**
* @brief Maximum HSE clock frequency.
*/
#define STM32_HSECLK_MAX 26000000
/**
* @brief Maximum HSE clock frequency using an external source.
*/
#define STM32_HSECLK_BYP_MAX 50000000
/**
* @brief Minimum HSE clock frequency.
*/
#define STM32_HSECLK_MIN 4000000
/**
* @brief Minimum HSE clock frequency.
*/
#define STM32_HSECLK_BYP_MIN 1000000
/**
* @brief Maximum LSE clock frequency.
*/
#define STM32_LSECLK_MAX 32768
/**
* @brief Maximum LSE clock frequency.
*/
#define STM32_LSECLK_BYP_MAX 1000000
/**
* @brief Minimum LSE clock frequency.
*/
#define STM32_LSECLK_MIN 32768
/**
* @brief Maximum PLLs input clock frequency.
*/
#define STM32_PLLIN_MAX 2100000
/**
* @brief Minimum PLLs input clock frequency.
*/
#define STM32_PLLIN_MIN 950000
/**
* @brief Maximum PLLs VCO clock frequency.
*/
#define STM32_PLLVCO_MAX 432000000
/**
* @brief Minimum PLLs VCO clock frequency.
*/
#define STM32_PLLVCO_MIN 192000000
/**
* @brief Maximum PLL output clock frequency.
*/
#define STM32_PLLOUT_MAX 180000000
/**
* @brief Minimum PLL output clock frequency.
*/
#define STM32_PLLOUT_MIN 24000000
/**
* @brief Maximum APB1 clock frequency.
*/
#define STM32_PCLK1_MAX (STM32_PLLOUT_MAX /4)
/**
* @brief Maximum APB2 clock frequency.
*/
#define STM32_PCLK2_MAX (STM32_PLLOUT_MAX / 2)
/**
* @brief Maximum SPI/I2S clock frequency.
*/
#define STM32_SPII2S_MAX 45000000
#endif
#if defined(STM32F40_41xxx) || defined(__DOXYGEN__)
#define STM32_SYSCLK_MAX 168000000
#define STM32_HSECLK_MAX 26000000
#define STM32_HSECLK_BYP_MAX 50000000
#define STM32_HSECLK_MIN 4000000
#define STM32_HSECLK_BYP_MIN 1000000
#define STM32_LSECLK_MAX 32768
#define STM32_LSECLK_BYP_MAX 1000000
#define STM32_LSECLK_MIN 32768
#define STM32_PLLIN_MAX 2100000
#define STM32_PLLIN_MIN 950000
#define STM32_PLLVCO_MAX 432000000
#define STM32_PLLVCO_MIN 192000000
#define STM32_PLLOUT_MAX 168000000
#define STM32_PLLOUT_MIN 24000000
#define STM32_PCLK1_MAX 42000000
#define STM32_PCLK2_MAX 84000000
#define STM32_SPII2S_MAX 42000000
#endif
#if defined(STM32F401xx) || defined(__DOXYGEN__)
#define STM32_SYSCLK_MAX 84000000
#define STM32_HSECLK_MAX 26000000
#define STM32_HSECLK_BYP_MAX 50000000
#define STM32_HSECLK_MIN 4000000
#define STM32_HSECLK_BYP_MIN 1000000
#define STM32_LSECLK_MAX 32768
#define STM32_LSECLK_BYP_MAX 1000000
#define STM32_LSECLK_MIN 32768
#define STM32_PLLIN_MAX 2100000
#define STM32_PLLIN_MIN 950000
#define STM32_PLLVCO_MAX 432000000
#define STM32_PLLVCO_MIN 192000000
#define STM32_PLLOUT_MAX 84000000
#define STM32_PLLOUT_MIN 24000000
#define STM32_PCLK1_MAX 42000000
#define STM32_PCLK2_MAX 84000000
#define STM32_SPII2S_MAX 42000000
#endif
#if defined(STM32F411xx)
#define STM32_SYSCLK_MAX 100000000
#define STM32_HSECLK_MAX 26000000
#define STM32_HSECLK_BYP_MAX 50000000
#define STM32_HSECLK_MIN 4000000
#define STM32_HSECLK_BYP_MIN 1000000
#define STM32_LSECLK_MAX 32768
#define STM32_LSECLK_BYP_MAX 1000000
#define STM32_LSECLK_MIN 32768
#define STM32_PLLIN_MAX 2100000
#define STM32_PLLIN_MIN 950000
#define STM32_PLLVCO_MAX 432000000
#define STM32_PLLVCO_MIN 100000000
#define STM32_PLLOUT_MAX 100000000
#define STM32_PLLOUT_MIN 24000000
#define STM32_PCLK1_MAX 50000000
#define STM32_PCLK2_MAX 100000000
#define STM32_SPII2S_MAX 50000000
#endif
#if defined(STM32F2XX)
#define STM32_SYSCLK_MAX 120000000
#define STM32_HSECLK_MAX 26000000
#define STM32_HSECLK_BYP_MAX 26000000
#define STM32_HSECLK_MIN 1000000
#define STM32_HSECLK_BYP_MIN 1000000
#define STM32_LSECLK_MAX 32768
#define STM32_LSECLK_BYP_MAX 1000000
#define STM32_LSECLK_MIN 32768
#define STM32_PLLIN_MAX 2000000
#define STM32_PLLIN_MIN 950000
#define STM32_PLLVCO_MAX 432000000
#define STM32_PLLVCO_MIN 192000000
#define STM32_PLLOUT_MAX 120000000
#define STM32_PLLOUT_MIN 24000000
#define STM32_PCLK1_MAX 30000000
#define STM32_PCLK2_MAX 60000000
#define STM32_SPII2S_MAX 30000000
#endif
/** @} */
/**
* @name Internal clock sources
* @{
*/
#define STM32_HSICLK 16000000 /**< High speed internal clock. */
#define STM32_LSICLK 32000 /**< Low speed internal clock. */
/** @} */
/**
* @name PWR_CR register bits definitions
* @{
*/
#define STM32_VOS_SCALE3 (PWR_CR_VOS_0)
#define STM32_VOS_SCALE2 (PWR_CR_VOS_1)
#define STM32_VOS_SCALE1 (PWR_CR_VOS_1 | PWR_CR_VOS_0)
#define STM32_PLS_MASK (7 << 5) /**< PLS bits mask. */
#define STM32_PLS_LEV0 (0 << 5) /**< PVD level 0. */
#define STM32_PLS_LEV1 (1 << 5) /**< PVD level 1. */
#define STM32_PLS_LEV2 (2 << 5) /**< PVD level 2. */
#define STM32_PLS_LEV3 (3 << 5) /**< PVD level 3. */
#define STM32_PLS_LEV4 (4 << 5) /**< PVD level 4. */
#define STM32_PLS_LEV5 (5 << 5) /**< PVD level 5. */
#define STM32_PLS_LEV6 (6 << 5) /**< PVD level 6. */
#define STM32_PLS_LEV7 (7 << 5) /**< PVD level 7. */
/** @} */
/**
* @name RCC_PLLCFGR register bits definitions
* @{
*/
#define STM32_PLLP_MASK (3 << 16) /**< PLLP mask. */
#define STM32_PLLP_DIV2 (0 << 16) /**< PLL clock divided by 2. */
#define STM32_PLLP_DIV4 (1 << 16) /**< PLL clock divided by 4. */
#define STM32_PLLP_DIV6 (2 << 16) /**< PLL clock divided by 6. */
#define STM32_PLLP_DIV8 (3 << 16) /**< PLL clock divided by 8. */
#define STM32_PLLSRC_HSI (0 << 22) /**< PLL clock source is HSI. */
#define STM32_PLLSRC_HSE (1 << 22) /**< PLL clock source is HSE. */
/** @} */
/**
* @name RCC_CFGR register bits definitions
* @{
*/
#define STM32_SW_MASK (3 << 0) /**< SW mask. */
#define STM32_SW_HSI (0 << 0) /**< SYSCLK source is HSI. */
#define STM32_SW_HSE (1 << 0) /**< SYSCLK source is HSE. */
#define STM32_SW_PLL (2 << 0) /**< SYSCLK source is PLL. */
#define STM32_HPRE_MASK (15 << 4) /**< HPRE mask. */
#define STM32_HPRE_DIV1 (0 << 4) /**< SYSCLK divided by 1. */
#define STM32_HPRE_DIV2 (8 << 4) /**< SYSCLK divided by 2. */
#define STM32_HPRE_DIV4 (9 << 4) /**< SYSCLK divided by 4. */
#define STM32_HPRE_DIV8 (10 << 4) /**< SYSCLK divided by 8. */
#define STM32_HPRE_DIV16 (11 << 4) /**< SYSCLK divided by 16. */
#define STM32_HPRE_DIV64 (12 << 4) /**< SYSCLK divided by 64. */
#define STM32_HPRE_DIV128 (13 << 4) /**< SYSCLK divided by 128. */
#define STM32_HPRE_DIV256 (14 << 4) /**< SYSCLK divided by 256. */
#define STM32_HPRE_DIV512 (15 << 4) /**< SYSCLK divided by 512. */
#define STM32_PPRE1_MASK (7 << 10) /**< PPRE1 mask. */
#define STM32_PPRE1_DIV1 (0 << 10) /**< HCLK divided by 1. */
#define STM32_PPRE1_DIV2 (4 << 10) /**< HCLK divided by 2. */
#define STM32_PPRE1_DIV4 (5 << 10) /**< HCLK divided by 4. */
#define STM32_PPRE1_DIV8 (6 << 10) /**< HCLK divided by 8. */
#define STM32_PPRE1_DIV16 (7 << 10) /**< HCLK divided by 16. */
#define STM32_PPRE2_MASK (7 << 13) /**< PPRE2 mask. */
#define STM32_PPRE2_DIV1 (0 << 13) /**< HCLK divided by 1. */
#define STM32_PPRE2_DIV2 (4 << 13) /**< HCLK divided by 2. */
#define STM32_PPRE2_DIV4 (5 << 13) /**< HCLK divided by 4. */
#define STM32_PPRE2_DIV8 (6 << 13) /**< HCLK divided by 8. */
#define STM32_PPRE2_DIV16 (7 << 13) /**< HCLK divided by 16. */
#define STM32_RTCPRE_MASK (31 << 16) /**< RTCPRE mask. */
#define STM32_MCO1SEL_MASK (3 << 21) /**< MCO1 mask. */
#define STM32_MCO1SEL_HSI (0 << 21) /**< HSI clock on MCO1 pin. */
#define STM32_MCO1SEL_LSE (1 << 21) /**< LSE clock on MCO1 pin. */
#define STM32_MCO1SEL_HSE (2 << 21) /**< HSE clock on MCO1 pin. */
#define STM32_MCO1SEL_PLL (3 << 21) /**< PLL clock on MCO1 pin. */
#define STM32_I2SSRC_MASK (1 << 23) /**< I2CSRC mask. */
#define STM32_I2SSRC_PLLI2S (0 << 23) /**< I2SSRC is PLLI2S. */
#define STM32_I2SSRC_CKIN (1 << 23) /**< I2S_CKIN is PLLI2S. */
#define STM32_MCO1PRE_MASK (7 << 24) /**< MCO1PRE mask. */
#define STM32_MCO1PRE_DIV1 (0 << 24) /**< MCO1 divided by 1. */
#define STM32_MCO1PRE_DIV2 (4 << 24) /**< MCO1 divided by 2. */
#define STM32_MCO1PRE_DIV3 (5 << 24) /**< MCO1 divided by 3. */
#define STM32_MCO1PRE_DIV4 (6 << 24) /**< MCO1 divided by 4. */
#define STM32_MCO1PRE_DIV5 (7 << 24) /**< MCO1 divided by 5. */
#define STM32_MCO2PRE_MASK (7 << 27) /**< MCO2PRE mask. */
#define STM32_MCO2PRE_DIV1 (0 << 27) /**< MCO2 divided by 1. */
#define STM32_MCO2PRE_DIV2 (4 << 27) /**< MCO2 divided by 2. */
#define STM32_MCO2PRE_DIV3 (5 << 27) /**< MCO2 divided by 3. */
#define STM32_MCO2PRE_DIV4 (6 << 27) /**< MCO2 divided by 4. */
#define STM32_MCO2PRE_DIV5 (7 << 27) /**< MCO2 divided by 5. */
#define STM32_MCO2SEL_MASK (3U << 30) /**< MCO2 mask. */
#define STM32_MCO2SEL_SYSCLK (0U << 30) /**< SYSCLK clock on MCO2 pin. */
#define STM32_MCO2SEL_PLLI2S (1U << 30) /**< PLLI2S clock on MCO2 pin. */
#define STM32_MCO2SEL_HSE (2U << 30) /**< HSE clock on MCO2 pin. */
#define STM32_MCO2SEL_PLL (3U << 30) /**< PLL clock on MCO2 pin. */
#define STM32_RTC_NOCLOCK (0 << 8) /**< No clock. */
#define STM32_RTC_LSE (1 << 8) /**< LSE used as RTC clock. */
#define STM32_RTC_LSI (2 << 8) /**< LSI used as RTC clock. */
#define STM32_RTC_HSE (3 << 8) /**< HSE divided by programmable
prescaler used as RTC clock*/
/**
* @name RCC_PLLI2SCFGR register bits definitions
* @{
*/
#define STM32_PLLI2SN_MASK (511 << 6) /**< PLLI2SN mask. */
#define STM32_PLLI2SR_MASK (7 << 28) /**< PLLI2SR mask. */
/** @} */
/**
* @name RCC_BDCR register bits definitions
* @{
*/
#define STM32_RTCSEL_MASK (3 << 8) /**< RTC source mask. */
#define STM32_RTCSEL_NOCLOCK (0 << 8) /**< No RTC source. */
#define STM32_RTCSEL_LSE (1 << 8) /**< RTC source is LSE. */
#define STM32_RTCSEL_LSI (2 << 8) /**< RTC source is LSI. */
#define STM32_RTCSEL_HSEDIV (3 << 8) /**< RTC source is HSE divided. */
/** @} */
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
/**
* @name Configuration options
* @{
*/
/**
* @brief Disables the PWR/RCC initialization in the HAL.
*/
#if !defined(STM32_NO_INIT) || defined(__DOXYGEN__)
#define STM32_NO_INIT FALSE
#endif
/**
* @brief Enables or disables the programmable voltage detector.
*/
#if !defined(STM32_PVD_ENABLE) || defined(__DOXYGEN__)
#define STM32_PVD_ENABLE FALSE
#endif
/**
* @brief Sets voltage level for programmable voltage detector.
*/
#if !defined(STM32_PLS) || defined(__DOXYGEN__)
#define STM32_PLS STM32_PLS_LEV0
#endif
/**
* @brief Enables the backup RAM regulator.
*/
#if !defined(STM32_BKPRAM_ENABLE) || defined(__DOXYGEN__)
#define STM32_BKPRAM_ENABLE FALSE
#endif
/**
* @brief Enables or disables the HSI clock source.
*/
#if !defined(STM32_HSI_ENABLED) || defined(__DOXYGEN__)
#define STM32_HSI_ENABLED TRUE
#endif
/**
* @brief Enables or disables the LSI clock source.
*/
#if !defined(STM32_LSI_ENABLED) || defined(__DOXYGEN__)
#define STM32_LSI_ENABLED FALSE
#endif
/**
* @brief Enables or disables the HSE clock source.
*/
#if !defined(STM32_HSE_ENABLED) || defined(__DOXYGEN__)
#define STM32_HSE_ENABLED TRUE
#endif
/**
* @brief Enables or disables the LSE clock source.
*/
#if !defined(STM32_LSE_ENABLED) || defined(__DOXYGEN__)
#define STM32_LSE_ENABLED FALSE
#endif
/**
* @brief USB/SDIO clock setting.
*/
#if !defined(STM32_CLOCK48_REQUIRED) || defined(__DOXYGEN__)
#define STM32_CLOCK48_REQUIRED TRUE
#endif
/**
* @brief Main clock source selection.
* @note If the selected clock source is not the PLL then the PLL is not
* initialized and started.
* @note The default value is calculated for a 168MHz system clock from
* an external 8MHz HSE clock.
*/
#if !defined(STM32_SW) || defined(__DOXYGEN__)
#define STM32_SW STM32_SW_PLL
#endif
#if defined(STM32F4XX) || defined(__DOXYGEN__)
/**
* @brief Clock source for the PLLs.
* @note This setting has only effect if the PLL is selected as the
* system clock source.
* @note The default value is calculated for a 168MHz system clock from
* an external 8MHz HSE clock.
*/
#if !defined(STM32_PLLSRC) || defined(__DOXYGEN__)
#define STM32_PLLSRC STM32_PLLSRC_HSE
#endif
/**
* @brief PLLM divider value.
* @note The allowed values are 2..63.
* @note The default value is calculated for a 168MHz system clock from
* an external 8MHz HSE clock.
*/
#if !defined(STM32_PLLM_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLM_VALUE 8
#endif
/**
* @brief PLLN multiplier value.
* @note The allowed values are 192..432.
* @note The default value is calculated for a 168MHz system clock from
* an external 8MHz HSE clock.
*/
#if !defined(STM32_PLLN_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLN_VALUE 336
#endif
/**
* @brief PLLP divider value.
* @note The allowed values are 2, 4, 6, 8.
* @note The default value is calculated for a 168MHz system clock from
* an external 8MHz HSE clock.
*/
#if !defined(STM32_PLLP_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLP_VALUE 2
#endif
/**
* @brief PLLQ multiplier value.
* @note The allowed values are 2..15.
* @note The default value is calculated for a 168MHz system clock from
* an external 8MHz HSE clock.
*/
#if !defined(STM32_PLLQ_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLQ_VALUE 7
#endif
#else /* !defined(STM32F4XX) */
/**
* @brief Clock source for the PLLs.
* @note This setting has only effect if the PLL is selected as the
* system clock source.
* @note The default value is calculated for a 120MHz system clock from
* an external 8MHz HSE clock.
*/
#if !defined(STM32_PLLSRC) || defined(__DOXYGEN__)
#define STM32_PLLSRC STM32_PLLSRC_HSE
#endif
/**
* @brief PLLM divider value.
* @note The allowed values are 2..63.
* @note The default value is calculated for a 120MHz system clock from
* an external 8MHz HSE clock.
*/
#if !defined(STM32_PLLM_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLM_VALUE 8
#endif
/**
* @brief PLLN multiplier value.
* @note The allowed values are 192..432.
* @note The default value is calculated for a 120MHz system clock from
* an external 8MHz HSE clock.
*/
#if !defined(STM32_PLLN_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLN_VALUE 240
#endif
/**
* @brief PLLP divider value.
* @note The allowed values are 2, 4, 6, 8.
* @note The default value is calculated for a 120MHz system clock from
* an external 8MHz HSE clock.
*/
#if !defined(STM32_PLLP_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLP_VALUE 2
#endif
/**
* @brief PLLQ multiplier value.
* @note The allowed values are 2..15.
* @note The default value is calculated for a 120MHz system clock from
* an external 8MHz HSE clock.
*/
#if !defined(STM32_PLLQ_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLQ_VALUE 5
#endif
#endif /* !defined(STM32F4XX) */
/**
* @brief AHB prescaler value.
*/
#if !defined(STM32_HPRE) || defined(__DOXYGEN__)
#define STM32_HPRE STM32_HPRE_DIV1
#endif
/**
* @brief APB1 prescaler value.
*/
#if !defined(STM32_PPRE1) || defined(__DOXYGEN__)
#define STM32_PPRE1 STM32_PPRE1_DIV4
#endif
/**
* @brief APB2 prescaler value.
*/
#if !defined(STM32_PPRE2) || defined(__DOXYGEN__)
#define STM32_PPRE2 STM32_PPRE2_DIV2
#endif
/**
* @brief RTC clock source.
*/
#if !defined(STM32_RTCSEL) || defined(__DOXYGEN__)
#define STM32_RTCSEL STM32_RTCSEL_LSE
#endif
/**
* @brief RTC HSE prescaler value.
*/
#if !defined(STM32_RTCPRE_VALUE) || defined(__DOXYGEN__)
#define STM32_RTCPRE_VALUE 8
#endif
/**
* @brief MC01 clock source value.
* @note The default value outputs HSI clock on MC01 pin.
*/
#if !defined(STM32_MCO1SEL) || defined(__DOXYGEN__)
#define STM32_MCO1SEL STM32_MCO1SEL_HSI
#endif
/**
* @brief MC01 prescaler value.
* @note The default value outputs HSI clock on MC01 pin.
*/
#if !defined(STM32_MCO1PRE) || defined(__DOXYGEN__)
#define STM32_MCO1PRE STM32_MCO1PRE_DIV1
#endif
/**
* @brief MC02 clock source value.
* @note The default value outputs SYSCLK / 5 on MC02 pin.
*/
#if !defined(STM32_MCO2SEL) || defined(__DOXYGEN__)
#define STM32_MCO2SEL STM32_MCO2SEL_SYSCLK
#endif
/**
* @brief MC02 prescaler value.
* @note The default value outputs SYSCLK / 5 on MC02 pin.
*/
#if !defined(STM32_MCO2PRE) || defined(__DOXYGEN__)
#define STM32_MCO2PRE STM32_MCO2PRE_DIV5
#endif
/**
* @brief I2S clock source.
*/
#if !defined(STM32_I2SSRC) || defined(__DOXYGEN__)
#define STM32_I2SSRC STM32_I2SSRC_CKIN
#endif
/**
* @brief PLLI2SN multiplier value.
* @note The allowed values are 192..432.
*/
#if !defined(STM32_PLLI2SN_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLI2SN_VALUE 192
#endif
/**
* @brief PLLI2SR multiplier value.
* @note The allowed values are 2..7.
*/
#if !defined(STM32_PLLI2SR_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLI2SR_VALUE 5
#endif
/** @} */
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
#if defined(STM32F4XX) || defined(__DOXYGEN__)
/*
* Configuration-related checks.
*/
#if !defined(STM32F4xx_MCUCONF)
#error "Using a wrong mcuconf.h file, STM32F4xx_MCUCONF not defined"
#endif
#else /* !defined(STM32F4XX) */
/*
* Configuration-related checks.
*/
#if !defined(STM32F2xx_MCUCONF)
#error "Using a wrong mcuconf.h file, STM32F2xx_MCUCONF not defined"
#endif
#endif /* !defined(STM32F4XX) */
/**
* @brief Maximum frequency thresholds and wait states for flash access.
* @note The values are valid for 2.7V to 3.6V supply range.
*/
#if defined(STM32F429_439xx) || defined(STM32F427_437xx) || \
defined(STM32F40_41xxx) || defined(__DOXYGEN__)
#if ((STM32_VDD >= 270) && (STM32_VDD <= 360)) || defined(__DOXYGEN__)
#define STM32_0WS_THRESHOLD 30000000
#define STM32_1WS_THRESHOLD 60000000
#define STM32_2WS_THRESHOLD 90000000
#define STM32_3WS_THRESHOLD 120000000
#define STM32_4WS_THRESHOLD 150000000
#define STM32_5WS_THRESHOLD 180000000
#define STM32_6WS_THRESHOLD 0
#define STM32_7WS_THRESHOLD 0
#define STM32_8WS_THRESHOLD 0
#elif (STM32_VDD >= 240) && (STM32_VDD < 270)
#define STM32_0WS_THRESHOLD 24000000
#define STM32_1WS_THRESHOLD 48000000
#define STM32_2WS_THRESHOLD 72000000
#define STM32_3WS_THRESHOLD 96000000
#define STM32_4WS_THRESHOLD 120000000
#define STM32_5WS_THRESHOLD 144000000
#define STM32_6WS_THRESHOLD 168000000
#define STM32_7WS_THRESHOLD 180000000
#define STM32_8WS_THRESHOLD 0
#elif (STM32_VDD >= 210) && (STM32_VDD < 240)
#define STM32_0WS_THRESHOLD 22000000
#define STM32_1WS_THRESHOLD 44000000
#define STM32_2WS_THRESHOLD 66000000
#define STM32_3WS_THRESHOLD 88000000
#define STM32_4WS_THRESHOLD 110000000
#define STM32_5WS_THRESHOLD 132000000
#define STM32_6WS_THRESHOLD 154000000
#define STM32_7WS_THRESHOLD 176000000
#define STM32_8WS_THRESHOLD 180000000
#elif (STM32_VDD >= 180) && (STM32_VDD < 210)
#define STM32_0WS_THRESHOLD 20000000
#define STM32_1WS_THRESHOLD 40000000
#define STM32_2WS_THRESHOLD 60000000
#define STM32_3WS_THRESHOLD 80000000
#define STM32_4WS_THRESHOLD 100000000
#define STM32_5WS_THRESHOLD 120000000
#define STM32_6WS_THRESHOLD 140000000
#define STM32_7WS_THRESHOLD 168000000
#define STM32_8WS_THRESHOLD 0
#else
#error "invalid VDD voltage specified"
#endif
#elif defined(STM32F401xx)
#if (STM32_VDD >= 270) && (STM32_VDD <= 360)
#define STM32_0WS_THRESHOLD 30000000
#define STM32_1WS_THRESHOLD 60000000
#define STM32_2WS_THRESHOLD 84000000
#define STM32_3WS_THRESHOLD 0
#define STM32_4WS_THRESHOLD 0
#define STM32_5WS_THRESHOLD 0
#define STM32_6WS_THRESHOLD 0
#define STM32_7WS_THRESHOLD 0
#define STM32_8WS_THRESHOLD 0
#elif (STM32_VDD >= 240) && (STM32_VDD < 270)
#define STM32_0WS_THRESHOLD 24000000
#define STM32_1WS_THRESHOLD 48000000
#define STM32_2WS_THRESHOLD 72000000
#define STM32_3WS_THRESHOLD 84000000
#define STM32_4WS_THRESHOLD 0
#define STM32_5WS_THRESHOLD 0
#define STM32_6WS_THRESHOLD 0
#define STM32_7WS_THRESHOLD 0
#define STM32_8WS_THRESHOLD 0
#elif (STM32_VDD >= 210) && (STM32_VDD < 240)
#define STM32_0WS_THRESHOLD 18000000
#define STM32_1WS_THRESHOLD 36000000
#define STM32_2WS_THRESHOLD 54000000
#define STM32_3WS_THRESHOLD 72000000
#define STM32_4WS_THRESHOLD 84000000
#define STM32_5WS_THRESHOLD 0
#define STM32_6WS_THRESHOLD 0
#define STM32_7WS_THRESHOLD 0
#define STM32_8WS_THRESHOLD 0
#elif (STM32_VDD >= 180) && (STM32_VDD < 210)
#define STM32_0WS_THRESHOLD 16000000
#define STM32_1WS_THRESHOLD 32000000
#define STM32_2WS_THRESHOLD 48000000
#define STM32_3WS_THRESHOLD 64000000
#define STM32_4WS_THRESHOLD 80000000
#define STM32_5WS_THRESHOLD 84000000
#define STM32_6WS_THRESHOLD 0
#define STM32_7WS_THRESHOLD 0
#define STM32_8WS_THRESHOLD 0
#else
#error "invalid VDD voltage specified"
#endif
#elif defined(STM32F411xx)
#if (STM32_VDD >= 270) && (STM32_VDD <= 360)
#define STM32_0WS_THRESHOLD 30000000
#define STM32_1WS_THRESHOLD 64000000
#define STM32_2WS_THRESHOLD 90000000
#define STM32_3WS_THRESHOLD 100000000
#define STM32_4WS_THRESHOLD 0
#define STM32_5WS_THRESHOLD 0
#define STM32_6WS_THRESHOLD 0
#define STM32_7WS_THRESHOLD 0
#define STM32_8WS_THRESHOLD 0
#elif (STM32_VDD >= 240) && (STM32_VDD < 270)
#define STM32_0WS_THRESHOLD 24000000
#define STM32_1WS_THRESHOLD 48000000
#define STM32_2WS_THRESHOLD 72000000
#define STM32_3WS_THRESHOLD 96000000
#define STM32_4WS_THRESHOLD 100000000
#define STM32_5WS_THRESHOLD 0
#define STM32_6WS_THRESHOLD 0
#define STM32_7WS_THRESHOLD 0
#define STM32_8WS_THRESHOLD 0
#elif (STM32_VDD >= 210) && (STM32_VDD < 240)
#define STM32_0WS_THRESHOLD 18000000
#define STM32_1WS_THRESHOLD 36000000
#define STM32_2WS_THRESHOLD 54000000
#define STM32_3WS_THRESHOLD 72000000
#define STM32_4WS_THRESHOLD 90000000
#define STM32_5WS_THRESHOLD 100000000
#define STM32_6WS_THRESHOLD 0
#define STM32_7WS_THRESHOLD 0
#define STM32_8WS_THRESHOLD 0
#elif (STM32_VDD >= 171) && (STM32_VDD < 210)
#define STM32_0WS_THRESHOLD 16000000
#define STM32_1WS_THRESHOLD 32000000
#define STM32_2WS_THRESHOLD 48000000
#define STM32_3WS_THRESHOLD 64000000
#define STM32_4WS_THRESHOLD 80000000
#define STM32_5WS_THRESHOLD 96000000
#define STM32_6WS_THRESHOLD 100000000
#define STM32_7WS_THRESHOLD 0
#define STM32_8WS_THRESHOLD 0
#else
#error "invalid VDD voltage specified"
#endif
#else /* STM32F2XX */
#if (STM32_VDD >= 270) && (STM32_VDD <= 360)
#define STM32_0WS_THRESHOLD 30000000
#define STM32_1WS_THRESHOLD 60000000
#define STM32_2WS_THRESHOLD 90000000
#define STM32_3WS_THRESHOLD 120000000
#define STM32_4WS_THRESHOLD 0
#define STM32_5WS_THRESHOLD 0
#define STM32_6WS_THRESHOLD 0
#define STM32_7WS_THRESHOLD 0
#elif (STM32_VDD >= 240) && (STM32_VDD < 270)
#define STM32_0WS_THRESHOLD 24000000
#define STM32_1WS_THRESHOLD 48000000
#define STM32_2WS_THRESHOLD 72000000
#define STM32_3WS_THRESHOLD 96000000
#define STM32_4WS_THRESHOLD 120000000
#define STM32_5WS_THRESHOLD 0
#define STM32_6WS_THRESHOLD 0
#define STM32_7WS_THRESHOLD 0
#elif (STM32_VDD >= 210) && (STM32_VDD < 240)
#define STM32_0WS_THRESHOLD 18000000
#define STM32_1WS_THRESHOLD 36000000
#define STM32_2WS_THRESHOLD 54000000
#define STM32_3WS_THRESHOLD 72000000
#define STM32_4WS_THRESHOLD 90000000
#define STM32_5WS_THRESHOLD 108000000
#define STM32_6WS_THRESHOLD 120000000
#define STM32_7WS_THRESHOLD 0
#elif (STM32_VDD >= 180) && (STM32_VDD < 210)
#define STM32_0WS_THRESHOLD 16000000
#define STM32_1WS_THRESHOLD 32000000
#define STM32_2WS_THRESHOLD 48000000
#define STM32_3WS_THRESHOLD 64000000
#define STM32_4WS_THRESHOLD 80000000
#define STM32_5WS_THRESHOLD 96000000
#define STM32_6WS_THRESHOLD 112000000
#define STM32_7WS_THRESHOLD 120000000
#else
#error "invalid VDD voltage specified"
#endif
#endif /* STM32F2XX */
/*
* HSI related checks.
*/
#if STM32_HSI_ENABLED
#else /* !STM32_HSI_ENABLED */
#if STM32_SW == STM32_SW_HSI
#error "HSI not enabled, required by STM32_SW"
#endif
#if (STM32_SW == STM32_SW_PLL) && (STM32_PLLSRC == STM32_PLLSRC_HSI)
#error "HSI not enabled, required by STM32_SW and STM32_PLLSRC"
#endif
#if (STM32_MCO1SEL == STM32_MCO1SEL_HSI) || \
((STM32_MCO1SEL == STM32_MCO1SEL_PLL) && \
(STM32_PLLSRC == STM32_PLLSRC_HSI))
#error "HSI not enabled, required by STM32_MCO1SEL"
#endif
#if (STM32_MCO2SEL == STM32_MCO2SEL_PLL) && (STM32_PLLSRC == STM32_PLLSRC_HSI)
#error "HSI not enabled, required by STM32_MCO2SEL"
#endif
#if (STM32_I2SSRC == STM32_I2SSRC_PLLI2S) && \
(STM32_PLLSRC == STM32_PLLSRC_HSI)
#error "HSI not enabled, required by STM32_I2SSRC"
#endif
#endif /* !STM32_HSI_ENABLED */
/*
* HSE related checks.
*/
#if STM32_HSE_ENABLED
#if STM32_HSECLK == 0
#error "HSE frequency not defined"
#elif (STM32_HSECLK < STM32_HSECLK_MIN) || (STM32_HSECLK > STM32_HSECLK_MAX)
#error "STM32_HSECLK outside acceptable range (STM32_HSECLK_MIN...STM32_HSECLK_MAX)"
#endif
#else /* !STM32_HSE_ENABLED */
#if STM32_SW == STM32_SW_HSE
#error "HSE not enabled, required by STM32_SW"
#endif
#if (STM32_SW == STM32_SW_PLL) && (STM32_PLLSRC == STM32_PLLSRC_HSE)
#error "HSE not enabled, required by STM32_SW and STM32_PLLSRC"
#endif
#if (STM32_MCO1SEL == STM32_MCO1SEL_HSE) || \
((STM32_MCO1SEL == STM32_MCO1SEL_PLL) && \
(STM32_PLLSRC == STM32_PLLSRC_HSE))
#error "HSE not enabled, required by STM32_MCO1SEL"
#endif
#if (STM32_MCO2SEL == STM32_MCO2SEL_HSE) || \
((STM32_MCO2SEL == STM32_MCO2SEL_PLL) && \
(STM32_PLLSRC == STM32_PLLSRC_HSE))
#error "HSE not enabled, required by STM32_MCO2SEL"
#endif
#if (STM32_I2SSRC == STM32_I2SSRC_PLLI2S) && \
(STM32_PLLSRC == STM32_PLLSRC_HSE)
#error "HSE not enabled, required by STM32_I2SSRC"
#endif
#if STM32_RTCSEL == STM32_RTCSEL_HSEDIV
#error "HSE not enabled, required by STM32_RTCSEL"
#endif
#endif /* !STM32_HSE_ENABLED */
/*
* LSI related checks.
*/
#if STM32_LSI_ENABLED
#else /* !STM32_LSI_ENABLED */
#if STM32_RTCSEL == STM32_RTCSEL_LSI
#error "LSI not enabled, required by STM32_RTCSEL"
#endif
#endif /* !STM32_LSI_ENABLED */
/*
* LSE related checks.
*/
#if STM32_LSE_ENABLED
#if (STM32_LSECLK == 0)
#error "LSE frequency not defined"
#endif
#if (STM32_LSECLK < STM32_LSECLK_MIN) || (STM32_LSECLK > STM32_LSECLK_MAX)
#error "STM32_LSECLK outside acceptable range (STM32_LSECLK_MIN...STM32_LSECLK_MAX)"
#endif
#else /* !STM32_LSE_ENABLED */
#if STM32_RTCSEL == STM32_RTCSEL_LSE
#error "LSE not enabled, required by STM32_RTCSEL"
#endif
#endif /* !STM32_LSE_ENABLED */
/**
* @brief STM32_PLLM field.
*/
#if ((STM32_PLLM_VALUE >= 2) && (STM32_PLLM_VALUE <= 63)) || \
defined(__DOXYGEN__)
#define STM32_PLLM (STM32_PLLM_VALUE << 0)
#else
#error "invalid STM32_PLLM_VALUE value specified"
#endif
/**
* @brief PLLs input clock frequency.
*/
#if (STM32_PLLSRC == STM32_PLLSRC_HSE) || defined(__DOXYGEN__)
#define STM32_PLLCLKIN (STM32_HSECLK / STM32_PLLM_VALUE)
#elif STM32_PLLSRC == STM32_PLLSRC_HSI
#define STM32_PLLCLKIN (STM32_HSICLK / STM32_PLLM_VALUE)
#else
#error "invalid STM32_PLLSRC value specified"
#endif
/*
* PLLs input frequency range check.
*/
#if (STM32_PLLCLKIN < STM32_PLLIN_MIN) || (STM32_PLLCLKIN > STM32_PLLIN_MAX)
#error "STM32_PLLCLKIN outside acceptable range (STM32_PLLIN_MIN...STM32_PLLIN_MAX)"
#endif
/*
* PLL enable check.
*/
#if STM32_CLOCK48_REQUIRED || \
(STM32_SW == STM32_SW_PLL) || \
(STM32_MCO1SEL == STM32_MCO1SEL_PLL) || \
(STM32_MCO2SEL == STM32_MCO2SEL_PLL) || \
defined(__DOXYGEN__)
/**
* @brief PLL activation flag.
*/
#define STM32_ACTIVATE_PLL TRUE
#else
#define STM32_ACTIVATE_PLL FALSE
#endif
/**
* @brief STM32_PLLN field.
*/
#if ((STM32_PLLN_VALUE >= 64) && (STM32_PLLN_VALUE <= 432)) || \
defined(__DOXYGEN__)
#define STM32_PLLN (STM32_PLLN_VALUE << 6)
#else
#error "invalid STM32_PLLN_VALUE value specified"
#endif
/**
* @brief STM32_PLLP field.
*/
#if (STM32_PLLP_VALUE == 2) || defined(__DOXYGEN__)
#define STM32_PLLP (0 << 16)
#elif STM32_PLLP_VALUE == 4
#define STM32_PLLP (1 << 16)
#elif STM32_PLLP_VALUE == 6
#define STM32_PLLP (2 << 16)
#elif STM32_PLLP_VALUE == 8
#define STM32_PLLP (3 << 16)
#else
#error "invalid STM32_PLLP_VALUE value specified"
#endif
/**
* @brief STM32_PLLQ field.
*/
#if ((STM32_PLLQ_VALUE >= 2) && (STM32_PLLQ_VALUE <= 15)) || \
defined(__DOXYGEN__)
#define STM32_PLLQ (STM32_PLLQ_VALUE << 24)
#else
#error "invalid STM32_PLLQ_VALUE value specified"
#endif
/**
* @brief PLL VCO frequency.
*/
#define STM32_PLLVCO (STM32_PLLCLKIN * STM32_PLLN_VALUE)
/*
* PLL VCO frequency range check.
*/
#if (STM32_PLLVCO < STM32_PLLVCO_MIN) || (STM32_PLLVCO > STM32_PLLVCO_MAX)
#error "STM32_PLLVCO outside acceptable range (STM32_PLLVCO_MIN...STM32_PLLVCO_MAX)"
#endif
/**
* @brief PLL output clock frequency.
*/
#define STM32_PLLCLKOUT (STM32_PLLVCO / STM32_PLLP_VALUE)
/*
* PLL output frequency range check.
*/
#if (STM32_PLLCLKOUT < STM32_PLLOUT_MIN) || (STM32_PLLCLKOUT > STM32_PLLOUT_MAX)
#error "STM32_PLLCLKOUT outside acceptable range (STM32_PLLOUT_MIN...STM32_PLLOUT_MAX)"
#endif
/**
* @brief System clock source.
*/
#if STM32_NO_INIT || defined(__DOXYGEN__)
#define STM32_SYSCLK STM32_HSICLK
#elif (STM32_SW == STM32_SW_HSI)
#define STM32_SYSCLK STM32_HSICLK
#elif (STM32_SW == STM32_SW_HSE)
#define STM32_SYSCLK STM32_HSECLK
#elif (STM32_SW == STM32_SW_PLL)
#define STM32_SYSCLK STM32_PLLCLKOUT
#else
#error "invalid STM32_SW value specified"
#endif
/* Check on the system clock.*/
#if STM32_SYSCLK > STM32_SYSCLK_MAX
#error "STM32_SYSCLK above maximum rated frequency (STM32_SYSCLK_MAX)"
#endif
/* Calculating VOS settings, it is different for each sub-platform.*/
#if defined(STM32F429_439xx) || defined(STM32F427_437xx) || \
defined(__DOXYGEN__)
#if STM32_SYSCLK <= 120000000
#define STM32_VOS STM32_VOS_SCALE3
#define STM32_OVERDRIVE_REQUIRED FALSE
#elif STM32_SYSCLK <= 144000000
#define STM32_VOS STM32_VOS_SCALE2
#define STM32_OVERDRIVE_REQUIRED FALSE
#elif STM32_SYSCLK <= 168000000
#define STM32_VOS STM32_VOS_SCALE1
#define STM32_OVERDRIVE_REQUIRED FALSE
#else
#define STM32_VOS STM32_VOS_SCALE1
#define STM32_OVERDRIVE_REQUIRED TRUE
#endif
#elif defined(STM32F40_41xxx)
#if STM32_SYSCLK <= 144000000
#define STM32_VOS STM32_VOS_SCALE2
#else
#define STM32_VOS STM32_VOS_SCALE1
#endif
#define STM32_OVERDRIVE_REQUIRED FALSE
#elif defined(STM32F401xx)
#if STM32_SYSCLK <= 60000000
#define STM32_VOS STM32_VOS_SCALE3
#else
#define STM32_VOS STM32_VOS_SCALE2
#endif
#define STM32_OVERDRIVE_REQUIRED FALSE
#elif defined(STM32F411xx)
#if STM32_SYSCLK <= 64000000
#define STM32_VOS STM32_VOS_SCALE3
#elif STM32_SYSCLK <= 84000000
#define STM32_VOS STM32_VOS_SCALE2
#else
#define STM32_VOS STM32_VOS_SCALE1
#endif
#define STM32_OVERDRIVE_REQUIRED FALSE
#else /* STM32F2XX */
#define STM32_OVERDRIVE_REQUIRED FALSE
#endif
/**
* @brief AHB frequency.
*/
#if (STM32_HPRE == STM32_HPRE_DIV1) || defined(__DOXYGEN__)
#define STM32_HCLK (STM32_SYSCLK / 1)
#elif STM32_HPRE == STM32_HPRE_DIV2
#define STM32_HCLK (STM32_SYSCLK / 2)
#elif STM32_HPRE == STM32_HPRE_DIV4
#define STM32_HCLK (STM32_SYSCLK / 4)
#elif STM32_HPRE == STM32_HPRE_DIV8
#define STM32_HCLK (STM32_SYSCLK / 8)
#elif STM32_HPRE == STM32_HPRE_DIV16
#define STM32_HCLK (STM32_SYSCLK / 16)
#elif STM32_HPRE == STM32_HPRE_DIV64
#define STM32_HCLK (STM32_SYSCLK / 64)
#elif STM32_HPRE == STM32_HPRE_DIV128
#define STM32_HCLK (STM32_SYSCLK / 128)
#elif STM32_HPRE == STM32_HPRE_DIV256
#define STM32_HCLK (STM32_SYSCLK / 256)
#elif STM32_HPRE == STM32_HPRE_DIV512
#define STM32_HCLK (STM32_SYSCLK / 512)
#else
#error "invalid STM32_HPRE value specified"
#endif
/*
* AHB frequency check.
*/
#if STM32_HCLK > STM32_SYSCLK_MAX
#error "STM32_HCLK exceeding maximum frequency (STM32_SYSCLK_MAX)"
#endif
/**
* @brief APB1 frequency.
*/
#if (STM32_PPRE1 == STM32_PPRE1_DIV1) || defined(__DOXYGEN__)
#define STM32_PCLK1 (STM32_HCLK / 1)
#elif STM32_PPRE1 == STM32_PPRE1_DIV2
#define STM32_PCLK1 (STM32_HCLK / 2)
#elif STM32_PPRE1 == STM32_PPRE1_DIV4
#define STM32_PCLK1 (STM32_HCLK / 4)
#elif STM32_PPRE1 == STM32_PPRE1_DIV8
#define STM32_PCLK1 (STM32_HCLK / 8)
#elif STM32_PPRE1 == STM32_PPRE1_DIV16
#define STM32_PCLK1 (STM32_HCLK / 16)
#else
#error "invalid STM32_PPRE1 value specified"
#endif
/*
* APB1 frequency check.
*/
#if STM32_PCLK1 > STM32_PCLK1_MAX
#error "STM32_PCLK1 exceeding maximum frequency (STM32_PCLK1_MAX)"
#endif
/**
* @brief APB2 frequency.
*/
#if (STM32_PPRE2 == STM32_PPRE2_DIV1) || defined(__DOXYGEN__)
#define STM32_PCLK2 (STM32_HCLK / 1)
#elif STM32_PPRE2 == STM32_PPRE2_DIV2
#define STM32_PCLK2 (STM32_HCLK / 2)
#elif STM32_PPRE2 == STM32_PPRE2_DIV4
#define STM32_PCLK2 (STM32_HCLK / 4)
#elif STM32_PPRE2 == STM32_PPRE2_DIV8
#define STM32_PCLK2 (STM32_HCLK / 8)
#elif STM32_PPRE2 == STM32_PPRE2_DIV16
#define STM32_PCLK2 (STM32_HCLK / 16)
#else
#error "invalid STM32_PPRE2 value specified"
#endif
/*
* APB2 frequency check.
*/
#if STM32_PCLK2 > STM32_PCLK2_MAX
#error "STM32_PCLK2 exceeding maximum frequency (STM32_PCLK2_MAX)"
#endif
/*
* PLLI2S enable check.
*/
#if (STM32_I2SSRC == STM32_I2SSRC_PLLI2S) || defined(__DOXYGEN__)
/**
* @brief PLL activation flag.
*/
#define STM32_ACTIVATE_PLLI2S TRUE
#else
#define STM32_ACTIVATE_PLLI2S FALSE
#endif
/**
* @brief STM32_PLLI2SN field.
*/
#if ((STM32_PLLI2SN_VALUE >= 192) && (STM32_PLLI2SN_VALUE <= 432)) || \
defined(__DOXYGEN__)
#define STM32_PLLI2SN (STM32_PLLI2SN_VALUE << 6)
#else
#error "invalid STM32_PLLI2SN_VALUE value specified"
#endif
/**
* @brief STM32_PLLI2SR field.
*/
#if ((STM32_PLLI2SR_VALUE >= 2) && (STM32_PLLI2SR_VALUE <= 7)) || \
defined(__DOXYGEN__)
#define STM32_PLLI2SR (STM32_PLLI2SR_VALUE << 28)
#else
#error "invalid STM32_PLLI2SR_VALUE value specified"
#endif
/**
* @brief PLL VCO frequency.
*/
#define STM32_PLLI2SVCO (STM32_PLLCLKIN * STM32_PLLI2SN_VALUE)
/*
* PLLI2S VCO frequency range check.
*/
#if (STM32_PLLI2SVCO < STM32_PLLVCO_MIN) || \
(STM32_PLLI2SVCO > STM32_PLLVCO_MAX)
#error "STM32_PLLI2SVCO outside acceptable range (STM32_PLLVCO_MIN...STM32_PLLVCO_MAX)"
#endif
/**
* @brief PLLI2S output clock frequency.
*/
#define STM32_PLLI2SCLKOUT (STM32_PLLI2SVCO / STM32_PLLI2SR_VALUE)
/**
* @brief MCO1 divider clock.
*/
#if (STM32_MCO1SEL == STM32_MCO1SEL_HSI) || defined(__DOXYGEN__)
#define STM32_MCO1DIVCLK STM32_HSICLK
#elif STM32_MCO1SEL == STM32_MCO1SEL_LSE
#define STM32_MCO1DIVCLK STM32_LSECLK
#elif STM32_MCO1SEL == STM32_MCO1SEL_HSE
#define STM32_MCO1DIVCLK STM32_HSECLK
#elif STM32_MCO1SEL == STM32_MCO1SEL_PLL
#define STM32_MCO1DIVCLK STM32_PLLCLKOUT
#else
#error "invalid STM32_MCO1SEL value specified"
#endif
/**
* @brief MCO1 output pin clock.
*/
#if (STM32_MCO1PRE == STM32_MCO1PRE_DIV1) || defined(__DOXYGEN__)
#define STM32_MCO1CLK STM32_MCO1DIVCLK
#elif STM32_MCO1PRE == STM32_MCO1PRE_DIV2
#define STM32_MCO1CLK (STM32_MCO1DIVCLK / 2)
#elif STM32_MCO1PRE == STM32_MCO1PRE_DIV3
#define STM32_MCO1CLK (STM32_MCO1DIVCLK / 3)
#elif STM32_MCO1PRE == STM32_MCO1PRE_DIV4
#define STM32_MCO1CLK (STM32_MCO1DIVCLK / 4)
#elif STM32_MCO1PRE == STM32_MCO1PRE_DIV5
#define STM32_MCO1CLK (STM32_MCO1DIVCLK / 5)
#else
#error "invalid STM32_MCO1PRE value specified"
#endif
/**
* @brief MCO2 divider clock.
*/
#if (STM32_MCO2SEL == STM32_MCO2SEL_HSE) || defined(__DOXYGEN__)
#define STM32_MCO2DIVCLK STM32_HSECLK
#elif STM32_MCO2SEL == STM32_MCO2SEL_PLL
#define STM32_MCO2DIVCLK STM32_PLLCLKOUT
#elif STM32_MCO2SEL == STM32_MCO2SEL_SYSCLK
#define STM32_MCO2DIVCLK STM32_SYSCLK
#elif STM32_MCO2SEL == STM32_MCO2SEL_PLLI2S
#define STM32_MCO2DIVCLK STM32_PLLI2S
#else
#error "invalid STM32_MCO2SEL value specified"
#endif
/**
* @brief MCO2 output pin clock.
*/
#if (STM32_MCO2PRE == STM32_MCO2PRE_DIV1) || defined(__DOXYGEN__)
#define STM32_MCO2CLK STM32_MCO2DIVCLK
#elif STM32_MCO2PRE == STM32_MCO2PRE_DIV2
#define STM32_MCO2CLK (STM32_MCO2DIVCLK / 2)
#elif STM32_MCO2PRE == STM32_MCO2PRE_DIV3
#define STM32_MCO2CLK (STM32_MCO2DIVCLK / 3)
#elif STM32_MCO2PRE == STM32_MCO2PRE_DIV4
#define STM32_MCO2CLK (STM32_MCO2DIVCLK / 4)
#elif STM32_MCO2PRE == STM32_MCO2PRE_DIV5
#define STM32_MCO2CLK (STM32_MCO2DIVCLK / 5)
#else
#error "invalid STM32_MCO2PRE value specified"
#endif
/**
* @brief RTC HSE divider setting.
*/
#if ((STM32_RTCPRE_VALUE >= 2) && (STM32_RTCPRE_VALUE <= 31)) || \
defined(__DOXYGEN__)
#define STM32_RTCPRE (STM32_RTCPRE_VALUE << 16)
#else
#error "invalid STM32_RTCPRE value specified"
#endif
/**
* @brief HSE divider toward RTC clock.
*/
#if ((STM32_RTCPRE_VALUE >= 2) && (STM32_RTCPRE_VALUE <= 31)) || \
defined(__DOXYGEN__)
#define STM32_HSEDIVCLK (STM32_HSECLK / STM32_RTCPRE_VALUE)
#else
#error "invalid STM32_RTCPRE value specified"
#endif
/**
* @brief RTC clock.
*/
#if (STM32_RTCSEL == STM32_RTCSEL_NOCLOCK) || defined(__DOXYGEN__)
#define STM32_RTCCLK 0
#elif STM32_RTCSEL == STM32_RTCSEL_LSE
#define STM32_RTCCLK STM32_LSECLK
#elif STM32_RTCSEL == STM32_RTCSEL_LSI
#define STM32_RTCCLK STM32_LSICLK
#elif STM32_RTCSEL == STM32_RTCSEL_HSEDIV
#define STM32_RTCCLK STM32_HSEDIVCLK
#else
#error "invalid STM32_RTCSEL value specified"
#endif
/**
* @brief 48MHz frequency.
*/
#if STM32_CLOCK48_REQUIRED || defined(__DOXYGEN__)
#define STM32_PLL48CLK (STM32_PLLVCO / STM32_PLLQ_VALUE)
#else
#define STM32_PLL48CLK 0
#endif
/**
* @brief Clock of timers connected to AHB1
* (Timers 2, 3, 4, 5, 6, 7, 12, 13, 14).
*/
#if (STM32_PPRE1 == STM32_PPRE1_DIV1) || defined(__DOXYGEN__)
#define STM32_TIMCLK1 (STM32_PCLK1 * 1)
#else
#define STM32_TIMCLK1 (STM32_PCLK1 * 2)
#endif
/**
* @brief Clock of timers connected to AHB2 (Timers 1, 8, 9, 10, 11).
*/
#if (STM32_PPRE2 == STM32_PPRE2_DIV1) || defined(__DOXYGEN__)
#define STM32_TIMCLK2 (STM32_PCLK2 * 1)
#else
#define STM32_TIMCLK2 (STM32_PCLK2 * 2)
#endif
/**
* @brief Flash settings.
*/
#if (STM32_HCLK <= STM32_0WS_THRESHOLD) || defined(__DOXYGEN__)
#define STM32_FLASHBITS 0x00000000
#elif STM32_HCLK <= STM32_1WS_THRESHOLD
#define STM32_FLASHBITS 0x00000001
#elif STM32_HCLK <= STM32_2WS_THRESHOLD
#define STM32_FLASHBITS 0x00000002
#elif STM32_HCLK <= STM32_3WS_THRESHOLD
#define STM32_FLASHBITS 0x00000003
#elif STM32_HCLK <= STM32_4WS_THRESHOLD
#define STM32_FLASHBITS 0x00000004
#elif STM32_HCLK <= STM32_5WS_THRESHOLD
#define STM32_FLASHBITS 0x00000005
#elif STM32_HCLK <= STM32_6WS_THRESHOLD
#define STM32_FLASHBITS 0x00000006
#elif STM32_HCLK <= STM32_7WS_THRESHOLD
#define STM32_FLASHBITS 0x00000007
#else
#define STM32_FLASHBITS 0x00000008
#endif
/* There are differences in vector names in the various sub-families,
normalizing.*/
#if 0
#define TIM1_BRK_IRQn TIM1_BRK_TIM9_IRQn
#define TIM1_UP_IRQn TIM1_UP_TIM10_IRQn
#define TIM1_TRG_COM_IRQn TIM1_TRG_COM_TIM11_IRQn
#define TIM8_BRK_IRQn TIM8_BRK_TIM12_IRQn
#define TIM8_UP_IRQn TIM8_UP_TIM13_IRQn
#define TIM8_TRG_COM_IRQn TIM8_TRG_COM_TIM14_IRQn
#endif
/*===========================================================================*/
/* Driver data structures and types. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver macros. */
/*===========================================================================*/
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
/* Various helpers.*/
#include "nvic.h"
#include "stm32_isr.h"
#include "stm32_dma.h"
#include "stm32_rcc.h"
#ifdef __cplusplus
extern "C" {
#endif
void hal_lld_init(void);
void stm32_clock_init(void);
#ifdef __cplusplus
}
#endif
#endif /* _HAL_LLD_H_ */
/** @} */
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