1233 lines
40 KiB
C
1233 lines
40 KiB
C
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/*
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ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/**
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* @file STM32F4xx/hal_lld.h
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* @brief STM32F4xx/STM32F2xx HAL subsystem low level driver header.
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* @pre This module requires the following macros to be defined in the
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* @p board.h file:
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* - STM32_LSECLK.
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* - STM32_HSECLK.
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* - STM32_HSE_BYPASS (optionally).
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* - STM32_VDD (as hundredths of Volt).
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* .
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* One of the following macros must also be defined:
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* - STM32F2XX for High-performance STM32 F-2 devices.
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* - STM32F4XX for High-performance STM32 F-4 devices.
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* .
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*
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* @addtogroup HAL
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* @{
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*/
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#ifndef _HAL_LLD_H_
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#define _HAL_LLD_H_
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#include "stm32.h"
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#include "stm32_registry.h"
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/*===========================================================================*/
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/* Driver constants. */
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/*===========================================================================*/
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/**
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* @brief Defines the support for realtime counters in the HAL.
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*/
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#define HAL_IMPLEMENTS_COUNTERS TRUE
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/**
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* @name Platform identification
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* @{
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*/
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#if defined(STM32F4XX) || defined(__DOXYGEN__)
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#define PLATFORM_NAME "STM32F4xx High Performance"
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#else /* !defined(STM32F4XX) */
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#define PLATFORM_NAME "STM32F2xx High Performance"
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#endif /* !defined(STM32F4XX) */
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/** @} */
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/**
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* @name Absolute Maximum Ratings
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* @{
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*/
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#if defined(STM32F4XX) || defined(__DOXYGEN__)
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/**
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* @brief Maximum HSE clock frequency.
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*/
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#define STM32_HSECLK_MAX 26000000
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/**
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* @brief Minimum HSE clock frequency.
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*/
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#define STM32_HSECLK_MIN 1000000
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/**
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* @brief Maximum LSE clock frequency.
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*/
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#define STM32_LSECLK_MAX 1000000
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/**
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* @brief Minimum LSE clock frequency.
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*/
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#define STM32_LSECLK_MIN 32768
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/**
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* @brief Maximum PLLs input clock frequency.
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*/
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#define STM32_PLLIN_MAX 2000000
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/**
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* @brief Minimum PLLs input clock frequency.
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*/
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#define STM32_PLLIN_MIN 950000
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/**
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* @brief Maximum PLLs VCO clock frequency.
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*/
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#define STM32_PLLVCO_MAX 432000000
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/**
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* @brief Maximum PLLs VCO clock frequency.
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*/
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#define STM32_PLLVCO_MIN 192000000
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/**
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* @brief Maximum PLL output clock frequency.
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*/
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#define STM32_PLLOUT_MAX 168000000
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/**
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* @brief Minimum PLL output clock frequency.
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*/
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#define STM32_PLLOUT_MIN 24000000
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/**
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* @brief Maximum APB1 clock frequency.
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*/
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#define STM32_PCLK1_MAX 42000000
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/**
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* @brief Maximum APB2 clock frequency.
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*/
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#define STM32_PCLK2_MAX 84000000
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/**
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* @brief Maximum SPI/I2S clock frequency.
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*/
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#define STM32_SPII2S_MAX 37500000
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#else /* !defined(STM32F4XX) */
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#define STM32_SYSCLK_MAX 120000000
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#define STM32_HSECLK_MAX 26000000
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#define STM32_HSECLK_MIN 1000000
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#define STM32_LSECLK_MAX 1000000
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#define STM32_LSECLK_MIN 32768
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#define STM32_PLLIN_MAX 2000000
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#define STM32_PLLIN_MIN 950000
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#define STM32_PLLVCO_MAX 432000000
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#define STM32_PLLVCO_MIN 192000000
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#define STM32_PLLOUT_MAX 120000000
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#define STM32_PLLOUT_MIN 24000000
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#define STM32_PCLK1_MAX 30000000
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#define STM32_PCLK2_MAX 60000000
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#define STM32_SPII2S_MAX 37500000
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#endif /* !defined(STM32F4XX) */
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/** @} */
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/**
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* @name Internal clock sources
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* @{
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*/
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#define STM32_HSICLK 16000000 /**< High speed internal clock. */
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#define STM32_LSICLK 32000 /**< Low speed internal clock. */
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/** @} */
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/**
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* @name PWR_CR register bits definitions
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* @{
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*/
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#if defined(STM32F4XX) || defined(__DOXYGEN__)
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#define STM32_VOS_MASK (1 << 14) /**< Core voltage mask. */
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#define STM32_VOS_LOW (0 << 14) /**< Core voltage set to low. */
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#define STM32_VOS_HIGH (1 << 14) /**< Core voltage set to high. */
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#endif
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#define STM32_PLS_MASK (7 << 5) /**< PLS bits mask. */
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#define STM32_PLS_LEV0 (0 << 5) /**< PVD level 0. */
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#define STM32_PLS_LEV1 (1 << 5) /**< PVD level 1. */
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#define STM32_PLS_LEV2 (2 << 5) /**< PVD level 2. */
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#define STM32_PLS_LEV3 (3 << 5) /**< PVD level 3. */
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#define STM32_PLS_LEV4 (4 << 5) /**< PVD level 4. */
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#define STM32_PLS_LEV5 (5 << 5) /**< PVD level 5. */
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#define STM32_PLS_LEV6 (6 << 5) /**< PVD level 6. */
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#define STM32_PLS_LEV7 (7 << 5) /**< PVD level 7. */
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/** @} */
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/**
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* @name RCC_PLLCFGR register bits definitions
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* @{
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*/
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#define STM32_PLLP_MASK (3 << 16) /**< PLLP mask. */
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#define STM32_PLLP_DIV2 (0 << 16) /**< PLL clock divided by 2. */
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#define STM32_PLLP_DIV4 (1 << 16) /**< PLL clock divided by 4. */
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#define STM32_PLLP_DIV6 (2 << 16) /**< PLL clock divided by 6. */
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#define STM32_PLLP_DIV8 (3 << 16) /**< PLL clock divided by 8. */
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#define STM32_PLLSRC_HSI (0 << 22) /**< PLL clock source is HSI. */
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#define STM32_PLLSRC_HSE (1 << 22) /**< PLL clock source is HSE. */
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/** @} */
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/**
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* @name RCC_CFGR register bits definitions
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* @{
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*/
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#define STM32_SW_MASK (3 << 0) /**< SW mask. */
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#define STM32_SW_HSI (0 << 0) /**< SYSCLK source is HSI. */
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#define STM32_SW_HSE (1 << 0) /**< SYSCLK source is HSE. */
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#define STM32_SW_PLL (2 << 0) /**< SYSCLK source is PLL. */
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#define STM32_HPRE_MASK (15 << 4) /**< HPRE mask. */
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#define STM32_HPRE_DIV1 (0 << 4) /**< SYSCLK divided by 1. */
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#define STM32_HPRE_DIV2 (8 << 4) /**< SYSCLK divided by 2. */
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#define STM32_HPRE_DIV4 (9 << 4) /**< SYSCLK divided by 4. */
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#define STM32_HPRE_DIV8 (10 << 4) /**< SYSCLK divided by 8. */
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#define STM32_HPRE_DIV16 (11 << 4) /**< SYSCLK divided by 16. */
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#define STM32_HPRE_DIV64 (12 << 4) /**< SYSCLK divided by 64. */
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#define STM32_HPRE_DIV128 (13 << 4) /**< SYSCLK divided by 128. */
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#define STM32_HPRE_DIV256 (14 << 4) /**< SYSCLK divided by 256. */
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#define STM32_HPRE_DIV512 (15 << 4) /**< SYSCLK divided by 512. */
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#define STM32_PPRE1_MASK (7 << 10) /**< PPRE1 mask. */
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#define STM32_PPRE1_DIV1 (0 << 10) /**< HCLK divided by 1. */
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#define STM32_PPRE1_DIV2 (4 << 10) /**< HCLK divided by 2. */
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#define STM32_PPRE1_DIV4 (5 << 10) /**< HCLK divided by 4. */
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#define STM32_PPRE1_DIV8 (6 << 10) /**< HCLK divided by 8. */
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#define STM32_PPRE1_DIV16 (7 << 10) /**< HCLK divided by 16. */
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#define STM32_PPRE2_MASK (7 << 13) /**< PPRE2 mask. */
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#define STM32_PPRE2_DIV1 (0 << 13) /**< HCLK divided by 1. */
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#define STM32_PPRE2_DIV2 (4 << 13) /**< HCLK divided by 2. */
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#define STM32_PPRE2_DIV4 (5 << 13) /**< HCLK divided by 4. */
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#define STM32_PPRE2_DIV8 (6 << 13) /**< HCLK divided by 8. */
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#define STM32_PPRE2_DIV16 (7 << 13) /**< HCLK divided by 16. */
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#define STM32_RTCPRE_MASK (31 << 16) /**< RTCPRE mask. */
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#define STM32_MCO1SEL_MASK (3 << 21) /**< MCO1 mask. */
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#define STM32_MCO1SEL_HSI (0 << 21) /**< HSI clock on MCO1 pin. */
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#define STM32_MCO1SEL_LSE (1 << 21) /**< LSE clock on MCO1 pin. */
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#define STM32_MCO1SEL_HSE (2 << 21) /**< HSE clock on MCO1 pin. */
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#define STM32_MCO1SEL_PLL (3 << 21) /**< PLL clock on MCO1 pin. */
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#define STM32_I2SSRC_MASK (1 << 23) /**< I2CSRC mask. */
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#define STM32_I2SSRC_PLLI2S (0 << 23) /**< I2SSRC is PLLI2S. */
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#define STM32_I2SSRC_CKIN (1 << 23) /**< I2S_CKIN is PLLI2S. */
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#define STM32_MCO1PRE_MASK (7 << 24) /**< MCO1PRE mask. */
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#define STM32_MCO1PRE_DIV1 (0 << 24) /**< MCO1 divided by 1. */
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#define STM32_MCO1PRE_DIV2 (4 << 24) /**< MCO1 divided by 2. */
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#define STM32_MCO1PRE_DIV3 (5 << 24) /**< MCO1 divided by 3. */
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#define STM32_MCO1PRE_DIV4 (6 << 24) /**< MCO1 divided by 4. */
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#define STM32_MCO1PRE_DIV5 (7 << 24) /**< MCO1 divided by 5. */
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#define STM32_MCO2PRE_MASK (7 << 27) /**< MCO2PRE mask. */
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#define STM32_MCO2PRE_DIV1 (0 << 27) /**< MCO2 divided by 1. */
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#define STM32_MCO2PRE_DIV2 (4 << 27) /**< MCO2 divided by 2. */
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#define STM32_MCO2PRE_DIV3 (5 << 27) /**< MCO2 divided by 3. */
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#define STM32_MCO2PRE_DIV4 (6 << 27) /**< MCO2 divided by 4. */
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#define STM32_MCO2PRE_DIV5 (7 << 27) /**< MCO2 divided by 5. */
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#define STM32_MCO2SEL_MASK (3U << 30) /**< MCO2 mask. */
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#define STM32_MCO2SEL_SYSCLK (0U << 30) /**< SYSCLK clock on MCO2 pin. */
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#define STM32_MCO2SEL_PLLI2S (1U << 30) /**< PLLI2S clock on MCO2 pin. */
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#define STM32_MCO2SEL_HSE (2U << 30) /**< HSE clock on MCO2 pin. */
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#define STM32_MCO2SEL_PLL (3U << 30) /**< PLL clock on MCO2 pin. */
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#define STM32_RTC_NOCLOCK (0 << 8) /**< No clock. */
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#define STM32_RTC_LSE (1 << 8) /**< LSE used as RTC clock. */
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#define STM32_RTC_LSI (2 << 8) /**< LSI used as RTC clock. */
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#define STM32_RTC_HSE (3 << 8) /**< HSE divided by programmable
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prescaler used as RTC clock*/
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/**
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* @name RCC_PLLI2SCFGR register bits definitions
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* @{
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*/
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#define STM32_PLLI2SN_MASK (511 << 6) /**< PLLI2SN mask. */
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#define STM32_PLLI2SR_MASK (7 << 28) /**< PLLI2SR mask. */
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/** @} */
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/**
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* @name RCC_BDCR register bits definitions
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* @{
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*/
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#define STM32_RTCSEL_MASK (3 << 8) /**< RTC source mask. */
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#define STM32_RTCSEL_NOCLOCK (0 << 8) /**< No RTC source. */
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#define STM32_RTCSEL_LSE (1 << 8) /**< RTC source is LSE. */
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#define STM32_RTCSEL_LSI (2 << 8) /**< RTC source is LSI. */
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#define STM32_RTCSEL_HSEDIV (3 << 8) /**< RTC source is HSE divided. */
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/** @} */
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/*===========================================================================*/
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/* Driver pre-compile time settings. */
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/*===========================================================================*/
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/**
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* @name Configuration options
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* @{
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*/
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/**
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* @brief Disables the PWR/RCC initialization in the HAL.
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*/
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#if !defined(STM32_NO_INIT) || defined(__DOXYGEN__)
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#define STM32_NO_INIT FALSE
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#endif
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/**
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* @brief Enables or disables the programmable voltage detector.
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*/
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#if !defined(STM32_PVD_ENABLE) || defined(__DOXYGEN__)
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#define STM32_PVD_ENABLE FALSE
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#endif
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/**
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* @brief Sets voltage level for programmable voltage detector.
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*/
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#if !defined(STM32_PLS) || defined(__DOXYGEN__)
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#define STM32_PLS STM32_PLS_LEV0
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#endif
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/**
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* @brief Enables or disables the HSI clock source.
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*/
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#if !defined(STM32_HSI_ENABLED) || defined(__DOXYGEN__)
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#define STM32_HSI_ENABLED TRUE
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#endif
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/**
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* @brief Enables or disables the LSI clock source.
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*/
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#if !defined(STM32_LSI_ENABLED) || defined(__DOXYGEN__)
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#define STM32_LSI_ENABLED FALSE
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#endif
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/**
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* @brief Enables or disables the HSE clock source.
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||
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*/
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||
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#if !defined(STM32_HSE_ENABLED) || defined(__DOXYGEN__)
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#define STM32_HSE_ENABLED TRUE
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#endif
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/**
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||
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* @brief Enables or disables the LSE clock source.
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||
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*/
|
||
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#if !defined(STM32_LSE_ENABLED) || defined(__DOXYGEN__)
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||
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#define STM32_LSE_ENABLED FALSE
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#endif
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|
|
/**
|
||
|
|
* @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 Core voltage selection.
|
||
|
|
* @note This setting affects all the performance and clock related
|
||
|
|
* settings, the maximum performance is only obtainable selecting
|
||
|
|
* the maximum voltage.
|
||
|
|
*/
|
||
|
|
#if !defined(STM32_VOS) || defined(__DOXYGEN__)
|
||
|
|
#define STM32_VOS STM32_VOS_HIGH
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @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
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Maximum SYSCLK.
|
||
|
|
* @note It is a function of the core voltage setting.
|
||
|
|
*/
|
||
|
|
#if (STM32_VOS == STM32_VOS_HIGH) || defined(__DOXYGEN__)
|
||
|
|
#define STM32_SYSCLK_MAX 168000000
|
||
|
|
#else
|
||
|
|
#define STM32_SYSCLK_MAX 144000000
|
||
|
|
#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(STM32F4XX) || 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 168000000
|
||
|
|
#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 144000000
|
||
|
|
#define STM32_6WS_THRESHOLD 168000000
|
||
|
|
#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 138000000
|
||
|
|
#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 128000000
|
||
|
|
#else
|
||
|
|
#error "invalid VDD voltage specified"
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#else /* !defined(STM32F4XX) */
|
||
|
|
#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 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 /* !defined(STM32F4XX) */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* 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_HSI) || \
|
||
|
|
((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
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @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 Timers 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14 clock.
|
||
|
|
*/
|
||
|
|
#if (STM32_PPRE1 == STM32_PPRE1_DIV1) || defined(__DOXYGEN__)
|
||
|
|
#define STM32_TIMCLK1 (STM32_PCLK1 * 1)
|
||
|
|
#else
|
||
|
|
#define STM32_TIMCLK1 (STM32_PCLK1 * 2)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @brief Timers 1, 8 clock.
|
||
|
|
*/
|
||
|
|
#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
|
||
|
|
#else
|
||
|
|
#define STM32_FLASHBITS 0x00000007
|
||
|
|
#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_ */
|
||
|
|
|
||
|
|
/** @} */
|