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hal_lld_f105_f107.h 36.3 KB
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/*
    ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
                 2011,2012 Giovanni Di Sirio.

    This file is part of ChibiOS/RT.

    ChibiOS/RT is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.

    ChibiOS/RT is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.

                                      ---

    A special exception to the GPL can be applied should you wish to distribute
    a combined work that includes ChibiOS/RT, without being obliged to provide
    the source code for any proprietary components. See the file exception.txt
    for full details of how and when the exception can be applied.
*/

/**
 * @defgroup STM32F10X_CL_HAL STM32F105/F107 HAL Support
 * @details HAL support for STM32 Connectivity Line sub-family.
 *
 * @ingroup HAL
 */

/**
 * @file    STM32F1xx/hal_lld_f105_f107.h
 * @brief   STM32F10x Connectivity Line HAL subsystem low level driver header.
 *
 * @addtogroup STM32F10X_CL_HAL
 * @{
 */

#ifndef _HAL_LLD_F105_F107_H_
#define _HAL_LLD_F105_F107_H_

/*===========================================================================*/
/* Driver constants.                                                         */
/*===========================================================================*/

/**
 * @name    Platform identification
 * @{
 */
#define PLATFORM_NAME           "STM32F1 Connectivity Line"
/** @} */

/**
 * @name    Absolute Maximum Ratings
 * @{
 */
/**
 * @brief   Maximum system clock frequency.
 */
#define STM32_SYSCLK_MAX        72000000

/**
 * @brief   Maximum HSE clock frequency.
 */
#define STM32_HSECLK_MAX        50000000

/**
 * @brief   Minimum HSE clock frequency.
 */
#define STM32_HSECLK_MIN        1000000

/**
 * @brief   Maximum LSE clock frequency.
 */
#define STM32_LSECLK_MAX        1000000

/**
 * @brief   Minimum LSE clock frequency.
 */
#define STM32_LSECLK_MIN        32768

/**
 * @brief   Maximum PLLs input clock frequency.
 */
#define STM32_PLL1IN_MAX        12000000

/**
 * @brief   Maximum PLL1 input clock frequency.
 */
#define STM32_PLL1IN_MIN        3000000

/**
 * @brief   Maximum PLL1 input clock frequency.
 */
#define STM32_PLL23IN_MAX       5000000

/**
 * @brief   Maximum PLL2 and PLL3 input clock frequency.
 */
#define STM32_PLL23IN_MIN       3000000

/**
 * @brief   Maximum PLL1 VCO clock frequency.
 */
#define STM32_PLL1VCO_MAX       144000000

/**
 * @brief   Maximum PLL1 VCO clock frequency.
 */
#define STM32_PLL1VCO_MIN       36000000

/**
 * @brief   Maximum PLL2 and PLL3 VCO clock frequency.
 */
#define STM32_PLL23VCO_MAX      148000000

/**
 * @brief   Maximum PLL2 and PLL3 VCO clock frequency.
 */
#define STM32_PLL23VCO_MIN      80000000

/**
 * @brief   Maximum APB1 clock frequency.
 */
#define STM32_PCLK1_MAX         36000000

/**
 * @brief   Maximum APB2 clock frequency.
 */
#define STM32_PCLK2_MAX         72000000

/**
 * @brief   Maximum ADC clock frequency.
 */
#define STM32_ADCCLK_MAX        14000000

/**
 * @brief   Maximum SPI/I2S clock frequency.
 */
#define STM32_SPII2S_MAX        18000000
/** @} */

/**
 * @name    RCC_CFGR register bits definitions
 * @{
 */
#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_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_DIV1        (0 << 8)    /**< HCLK divided by 1.         */
#define STM32_PPRE1_DIV2        (4 << 8)    /**< HCLK divided by 2.         */
#define STM32_PPRE1_DIV4        (5 << 8)    /**< HCLK divided by 4.         */
#define STM32_PPRE1_DIV8        (6 << 8)    /**< HCLK divided by 8.         */
#define STM32_PPRE1_DIV16       (7 << 8)    /**< HCLK divided by 16.        */

#define STM32_PPRE2_DIV1        (0 << 11)   /**< HCLK divided by 1.         */
#define STM32_PPRE2_DIV2        (4 << 11)   /**< HCLK divided by 2.         */
#define STM32_PPRE2_DIV4        (5 << 11)   /**< HCLK divided by 4.         */
#define STM32_PPRE2_DIV8        (6 << 11)   /**< HCLK divided by 8.         */
#define STM32_PPRE2_DIV16       (7 << 11)   /**< HCLK divided by 16.        */

#define STM32_ADCPRE_DIV2       (0 << 14)   /**< PPRE2 divided by 2.        */
#define STM32_ADCPRE_DIV4       (1 << 14)   /**< PPRE2 divided by 4.        */
#define STM32_ADCPRE_DIV6       (2 << 14)   /**< PPRE2 divided by 6.        */
#define STM32_ADCPRE_DIV8       (3 << 14)   /**< PPRE2 divided by 8.        */

#define STM32_PLLSRC_HSI        (0 << 16)   /**< PLL clock source is HSI.   */
#define STM32_PLLSRC_PREDIV1    (1 << 16)   /**< PLL clock source is
                                                 PREDIV1.                   */

#define STM32_OTGFSPRE_DIV2     (1 << 22)   /**< HCLK*2 divided by 2.       */
#define STM32_OTGFSPRE_DIV3     (0 << 22)   /**< HCLK*2 divided by 3.       */

#define STM32_MCOSEL_NOCLOCK    (0 << 24)   /**< No clock on MCO pin.       */
#define STM32_MCOSEL_SYSCLK     (4 << 24)   /**< SYSCLK on MCO pin.         */
#define STM32_MCOSEL_HSI        (5 << 24)   /**< HSI clock on MCO pin.      */
#define STM32_MCOSEL_HSE        (6 << 24)   /**< HSE clock on MCO pin.      */
#define STM32_MCOSEL_PLLDIV2    (7 << 24)   /**< PLL/2 clock on MCO pin.    */
#define STM32_MCOSEL_PLL2       (8 << 24)   /**< PLL2 clock on MCO pin.     */
#define STM32_MCOSEL_PLL3DIV2   (9 << 24)   /**< PLL3/2 clock on MCO pin.   */
#define STM32_MCOSEL_XT1        (10 << 24)  /**< XT1 clock on MCO pin.      */
#define STM32_MCOSEL_PLL3       (11 << 24)  /**< PLL3 clock on MCO pin.     */
/** @} */

/**
 * @name    RCC_BDCR register bits definitions
 * @{
 */
#define STM32_RTCSEL_MASK       (3 << 8)    /**< RTC clock source mask.     */
#define STM32_RTCSEL_NOCLOCK    (0 << 8)    /**< No clock.                  */
#define STM32_RTCSEL_LSE        (1 << 8)    /**< LSE used as RTC clock.     */
#define STM32_RTCSEL_LSI        (2 << 8)    /**< LSI used as RTC clock.     */
#define STM32_RTCSEL_HSEDIV     (3 << 8)    /**< HSE divided by 128 used as
                                                 RTC clock.                 */
/** @} */

/**
 * @name    RCC_CFGR2 register bits definitions
 * @{
 */
#define STM32_PREDIV1SRC_HSE    (0 << 16)   /**< PREDIV1 source is HSE.     */
#define STM32_PREDIV1SRC_PLL2   (1 << 16)   /**< PREDIV1 source is PLL2.    */
/** @} */

/*===========================================================================*/
/* Platform capabilities.                                                    */
/*===========================================================================*/

/**
 * @name    STM32F105/F107 CL capabilities
 * @{
 */
/* ADC attributes.*/
#define STM32_HAS_ADC1          TRUE
#define STM32_HAS_ADC2          TRUE
#define STM32_HAS_ADC3          FALSE

/* CAN attributes.*/
#define STM32_HAS_CAN1          TRUE
#define STM32_HAS_CAN2          TRUE
#define STM32_CAN_MAX_FILTERS   28

/* DAC attributes.*/
#define STM32_HAS_DAC           TRUE

/* DMA attributes.*/
#define STM32_ADVANCED_DMA      FALSE
#define STM32_HAS_DMA1          TRUE
#define STM32_HAS_DMA2          TRUE

/* ETH attributes.*/
#define STM32_HAS_ETH           TRUE

/* EXTI attributes.*/
#define STM32_EXTI_NUM_CHANNELS 20

/* GPIO attributes.*/
#define STM32_HAS_GPIOA         TRUE
#define STM32_HAS_GPIOB         TRUE
#define STM32_HAS_GPIOC         TRUE
#define STM32_HAS_GPIOD         TRUE
#define STM32_HAS_GPIOE         TRUE
#define STM32_HAS_GPIOF         FALSE
#define STM32_HAS_GPIOG         FALSE
#define STM32_HAS_GPIOH         FALSE
#define STM32_HAS_GPIOI         FALSE

/* I2C attributes.*/
#define STM32_HAS_I2C1          TRUE
#define STM32_I2C1_RX_DMA_MSK   (STM32_DMA_STREAM_ID_MSK(1, 7))
#define STM32_I2C1_RX_DMA_CHN   0x00000000
#define STM32_I2C1_TX_DMA_MSK   (STM32_DMA_STREAM_ID_MSK(1, 6))
#define STM32_I2C1_TX_DMA_CHN   0x00000000

#define STM32_HAS_I2C2          TRUE
#define STM32_I2C2_RX_DMA_MSK   (STM32_DMA_STREAM_ID_MSK(1, 5))
#define STM32_I2C2_RX_DMA_CHN   0x00000000
#define STM32_I2C2_TX_DMA_MSK   (STM32_DMA_STREAM_ID_MSK(1, 4))
#define STM32_I2C2_TX_DMA_CHN   0x00000000

#define STM32_HAS_I2C3          FALSE
#define STM32_I2C3_RX_DMA_MSK   0
#define STM32_I2C3_RX_DMA_CHN   0x00000000
#define STM32_I2C3_TX_DMA_MSK   0
#define STM32_I2C3_TX_DMA_CHN   0x00000000

/* SDIO attributes.*/
#define STM32_HAS_SDIO          FALSE

/* SPI attributes.*/
#define STM32_HAS_SPI1          TRUE
#define STM32_SPI1_RX_DMA_MSK   STM32_DMA_STREAM_ID_MSK(1, 2)
#define STM32_SPI1_RX_DMA_CHN   0x00000000
#define STM32_SPI1_TX_DMA_MSK   STM32_DMA_STREAM_ID_MSK(1, 3)
#define STM32_SPI1_TX_DMA_CHN   0x00000000

#define STM32_HAS_SPI2          TRUE
#define STM32_SPI2_RX_DMA_MSK   STM32_DMA_STREAM_ID_MSK(1, 4)
#define STM32_SPI2_RX_DMA_CHN   0x00000000
#define STM32_SPI2_TX_DMA_MSK   STM32_DMA_STREAM_ID_MSK(1, 5)
#define STM32_SPI2_TX_DMA_CHN   0x00000000

#define STM32_HAS_SPI3          TRUE
#define STM32_SPI3_RX_DMA_MSK   STM32_DMA_STREAM_ID_MSK(2, 1)
#define STM32_SPI3_RX_DMA_CHN   0x00000000
#define STM32_SPI3_TX_DMA_MSK   STM32_DMA_STREAM_ID_MSK(2, 2)
#define STM32_SPI3_TX_DMA_CHN   0x00000000

/* TIM attributes.*/
#define STM32_HAS_TIM1          TRUE
#define STM32_HAS_TIM2          TRUE
#define STM32_HAS_TIM3          TRUE
#define STM32_HAS_TIM4          TRUE
#define STM32_HAS_TIM5          TRUE
#define STM32_HAS_TIM6          TRUE
#define STM32_HAS_TIM7          TRUE
#define STM32_HAS_TIM8          FALSE
#define STM32_HAS_TIM9          FALSE
#define STM32_HAS_TIM10         FALSE
#define STM32_HAS_TIM11         FALSE
#define STM32_HAS_TIM12         FALSE
#define STM32_HAS_TIM13         FALSE
#define STM32_HAS_TIM14         FALSE
#define STM32_HAS_TIM15         FALSE
#define STM32_HAS_TIM16         FALSE
#define STM32_HAS_TIM17         FALSE

/* USART attributes.*/
#define STM32_HAS_USART1        TRUE
#define STM32_USART1_RX_DMA_MSK (STM32_DMA_STREAM_ID_MSK(1, 5))
#define STM32_USART1_RX_DMA_CHN 0x00000000
#define STM32_USART1_TX_DMA_MSK (STM32_DMA_STREAM_ID_MSK(1, 4))
#define STM32_USART1_TX_DMA_CHN 0x00000000

#define STM32_HAS_USART2        TRUE
#define STM32_USART2_RX_DMA_MSK (STM32_DMA_STREAM_ID_MSK(1, 6))
#define STM32_USART2_RX_DMA_CHN 0x00000000
#define STM32_USART2_TX_DMA_MSK (STM32_DMA_STREAM_ID_MSK(1, 7))
#define STM32_USART2_TX_DMA_CHN 0x00000000

#define STM32_HAS_USART3        TRUE
#define STM32_USART3_RX_DMA_MSK (STM32_DMA_STREAM_ID_MSK(1, 3))
#define STM32_USART3_RX_DMA_CHN 0x00000000
#define STM32_USART3_TX_DMA_MSK (STM32_DMA_STREAM_ID_MSK(1, 2))
#define STM32_USART3_TX_DMA_CHN 0x00000000

#define STM32_HAS_UART4         TRUE
#define STM32_UART4_RX_DMA_MSK  (STM32_DMA_STREAM_ID_MSK(2, 3))
#define STM32_UART4_RX_DMA_CHN  0x00000000
#define STM32_UART4_TX_DMA_MSK  (STM32_DMA_STREAM_ID_MSK(2, 5))
#define STM32_UART4_TX_DMA_CHN  0x00000000

#define STM32_HAS_UART5         TRUE
#define STM32_UART5_RX_DMA_MSK  0
#define STM32_UART5_RX_DMA_CHN  0x00000000
#define STM32_UART5_TX_DMA_MSK  0
#define STM32_UART5_TX_DMA_CHN  0x00000000

#define STM32_HAS_USART6        FALSE
#define STM32_USART6_RX_DMA_MSK 0
#define STM32_USART6_RX_DMA_CHN 0x00000000
#define STM32_USART6_TX_DMA_MSK 0
#define STM32_USART6_TX_DMA_CHN 0x00000000

/* USB attributes.*/
#define STM32_HAS_USB           FALSE
#define STM32_HAS_OTG1          TRUE
#define STM32_HAS_OTG2          FALSE
/** @} */

/*===========================================================================*/
/* Platform specific friendly IRQ names.                                     */
/*===========================================================================*/

/**
 * @name  IRQ VECTOR names
 * @{
 */
#define WWDG_IRQHandler         Vector40    /**< Window Watchdog.           */
#define PVD_IRQHandler          Vector44    /**< PVD through EXTI Line
                                                 detect.                    */
#define TAMPER_IRQHandler       Vector48    /**< Tamper.                    */
#define RTC_IRQHandler          Vector4C    /**< RTC.                       */
#define FLASH_IRQHandler        Vector50    /**< Flash.                     */
#define RCC_IRQHandler          Vector54    /**< RCC.                       */
#define EXTI0_IRQHandler        Vector58    /**< EXTI Line 0.               */
#define EXTI1_IRQHandler        Vector5C    /**< EXTI Line 1.               */
#define EXTI2_IRQHandler        Vector60    /**< EXTI Line 2.               */
#define EXTI3_IRQHandler        Vector64    /**< EXTI Line 3.               */
#define EXTI4_IRQHandler        Vector68    /**< EXTI Line 4.               */
#define DMA1_Ch1_IRQHandler     Vector6C    /**< DMA1 Channel 1.            */
#define DMA1_Ch2_IRQHandler     Vector70    /**< DMA1 Channel 2.            */
#define DMA1_Ch3_IRQHandler     Vector74    /**< DMA1 Channel 3.            */
#define DMA1_Ch4_IRQHandler     Vector78    /**< DMA1 Channel 4.            */
#define DMA1_Ch5_IRQHandler     Vector7C    /**< DMA1 Channel 5.            */
#define DMA1_Ch6_IRQHandler     Vector80    /**< DMA1 Channel 6.            */
#define DMA1_Ch7_IRQHandler     Vector84    /**< DMA1 Channel 7.            */
#define ADC1_2_IRQHandler       Vector88    /**< ADC1 and ADC2.             */
#define CAN1_TX_IRQHandler      Vector8C    /**< CAN1 TX.                   */
#define CAN1_RX0_IRQHandler     Vector90    /**< CAN1 RX0.                  */
#define CAN1_RX1_IRQHandler     Vector94    /**< CAN1 RX1.                  */
#define CAN1_SCE_IRQHandler     Vector98    /**< CAN1 SCE.                  */
#define EXTI9_5_IRQHandler      Vector9C    /**< EXTI Line 9..5.            */
#define TIM1_BRK_IRQHandler     VectorA0    /**< TIM1 Break.                */
#define TIM1_UP_IRQHandler      VectorA4    /**< TIM1 Update.               */
#define TIM1_TRG_COM_IRQHandler VectorA8    /**< TIM1 Trigger and
                                                 Commutation.               */
#define TIM1_CC_IRQHandler      VectorAC    /**< TIM1 Capture Compare.      */
#define TIM2_IRQHandler         VectorB0    /**< TIM2.                      */
#define TIM3_IRQHandler         VectorB4    /**< TIM3.                      */
#define TIM4_IRQHandler         VectorB8    /**< TIM4.                      */
#define I2C1_EV_IRQHandler      VectorBC    /**< I2C1 Event.                */
#define I2C1_ER_IRQHandler      VectorC0    /**< I2C1 Error.                */
#define I2C2_EV_IRQHandler      VectorC4    /**< I2C2 Event.                */
#define I2C2_ER_IRQHandler      VectorC8    /**< I2C1 Error.                */
#define SPI1_IRQHandler         VectorCC    /**< SPI1.                      */
#define SPI2_IRQHandler         VectorD0    /**< SPI2.                      */
#define USART1_IRQHandler       VectorD4    /**< USART1.                    */
#define USART2_IRQHandler       VectorD8    /**< USART2.                    */
#define USART3_IRQHandler       VectorDC    /**< USART3.                    */
#define EXTI15_10_IRQHandler    VectorE0    /**< EXTI Line 15..10.          */
#define RTC_Alarm_IRQHandler    VectorE4    /**< RTC alarm through EXTI
                                                 line.                      */
#define OTG_FS_WKUP_IRQHandler  VectorE8    /**< USB OTG FS Wakeup through
                                                 EXTI line.                 */
#define TIM5_IRQHandler         Vector108   /**< TIM5.                      */
#define SPI3_IRQHandler         Vector10C   /**< SPI3.                      */
#define UART4_IRQHandler        Vector110   /**< UART4.                     */
#define UART5_IRQHandler        Vector114   /**< UART5.                     */
#define TIM6_IRQHandler         Vector118   /**< TIM6.                      */
#define TIM7_IRQHandler         Vector11C   /**< TIM7.                      */
#define DMA2_Ch1_IRQHandler     Vector120   /**< DMA2 Channel1.             */
#define DMA2_Ch2_IRQHandler     Vector124   /**< DMA2 Channel2.             */
#define DMA2_Ch3_IRQHandler     Vector128   /**< DMA2 Channel3.             */
#define DMA2_Ch4_IRQHandler     Vector12C   /**< DMA2 Channel4.             */
#define DMA2_Ch5_IRQHandler     Vector130   /**< DMA2 Channel5.             */
#define ETH_IRQHandler          Vector134   /**< Ethernet.                  */
#define ETH_WKUP_IRQHandler     Vector138   /**< Ethernet Wakeup through
                                                 EXTI line.                 */
#define CAN2_TX_IRQHandler      Vector13C   /**< CAN2 TX.                   */
#define CAN2_RX0_IRQHandler     Vector140   /**< CAN2 RX0.                  */
#define CAN2_RX1_IRQHandler     Vector144   /**< CAN2 RX1.                  */
#define CAN2_SCE_IRQHandler     Vector148   /**< CAN2 SCE.                  */
#define OTG_FS_IRQHandler       Vector14C   /**< USB OTG FS.                */
/** @} */

/*===========================================================================*/
/* Driver pre-compile time settings.                                         */
/*===========================================================================*/

/**
 * @name    Configuration options
 * @{
 */
/**
 * @brief   Main clock source selection.
 * @note    The default value is calculated for a 72MHz system clock from
 *          a 25MHz crystal using both PLL and PLL2.
 */
#if !defined(STM32_SW) || defined(__DOXYGEN__)
#define STM32_SW                    STM32_SW_PLL
#endif

/**
 * @brief   Clock source for the PLL.
 * @note    The default value is calculated for a 72MHz system clock from
 *          a 25MHz crystal using both PLL and PLL2.
 */
#if !defined(STM32_PLLSRC) || defined(__DOXYGEN__)
#define STM32_PLLSRC                STM32_PLLSRC_PREDIV1
#endif

/**
 * @brief   PREDIV1 clock source.
 * @note    The default value is calculated for a 72MHz system clock from
 *          a 25MHz crystal using both PLL and PLL2.
 */
#if !defined(STM32_PREDIV1SRC) || defined(__DOXYGEN__)
#define STM32_PREDIV1SRC            STM32_PREDIV1SRC_HSE
#endif

/**
 * @brief   PREDIV1 division factor.
 * @note    The allowed range is 1...16.
 * @note    The default value is calculated for a 72MHz system clock from
 *          a 25MHz crystal using both PLL and PLL2.
 */
#if !defined(STM32_PREDIV1_VALUE) || defined(__DOXYGEN__)
#define STM32_PREDIV1_VALUE         5
#endif

/**
 * @brief   PLL multiplier value.
 * @note    The allowed range is 4...9.
 * @note    The default value is calculated for a 72MHz system clock from
 *          a 25MHz crystal using both PLL and PLL2.
 */
#if !defined(STM32_PLLMUL_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLMUL_VALUE          9
#endif

/**
 * @brief   PREDIV2 division factor.
 * @note    The allowed range is 1...16.
 * @note    The default value is calculated for a 72MHz system clock from
 *          a 25MHz crystal using both PLL and PLL2.
 */
#if !defined(STM32_PREDIV2_VALUE) || defined(__DOXYGEN__)
#define STM32_PREDIV2_VALUE         5
#endif

/**
 * @brief   PLL2 multiplier value.
 * @note    The default value is calculated for a 72MHz system clock from
 *          a 25MHz crystal using both PLL and PLL2.
 */
#if !defined(STM32_PLL2MUL_VALUE) || defined(__DOXYGEN__)
#define STM32_PLL2MUL_VALUE         8
#endif

/**
 * @brief   PLL3 multiplier value.
 * @note    The default value is calculated for a 50MHz clock from
 *          a 25MHz crystal.
 */
#if !defined(STM32_PLL3MUL_VALUE) || defined(__DOXYGEN__)
#define STM32_PLL3MUL_VALUE         10
#endif

/**
 * @brief   AHB prescaler value.
 * @note    The default value is calculated for a 72MHz system clock from
 *          a 25MHz crystal using both PLL and PLL2.
 */
#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_DIV2
#endif

/**
 * @brief   APB2 prescaler value.
 */
#if !defined(STM32_PPRE2) || defined(__DOXYGEN__)
#define STM32_PPRE2                 STM32_PPRE2_DIV2
#endif

/**
 * @brief   ADC prescaler value.
 */
#if !defined(STM32_ADCPRE) || defined(__DOXYGEN__)
#define STM32_ADCPRE                STM32_ADCPRE_DIV4
#endif

/**
 * @brief   USB clock setting.
 */
#if !defined(STM32_OTG_CLOCK_REQUIRED) || defined(__DOXYGEN__)
#define STM32_OTG_CLOCK_REQUIRED    TRUE
#endif

/**
 * @brief   OTG prescaler initialization.
 */
#if !defined(STM32_OTGFSPRE) || defined(__DOXYGEN__)
#define STM32_OTGFSPRE              STM32_OTGFSPRE_DIV3
#endif

/**
 * @brief   Dedicated I2S clock setting.
 */
#if !defined(STM32_I2S_CLOCK_REQUIRED) || defined(__DOXYGEN__)
#define STM32_I2S_CLOCK_REQUIRED    FALSE
#endif

/**
 * @brief   MCO pin setting.
 */
#if !defined(STM32_MCOSEL) || defined(__DOXYGEN__)
#define STM32_MCOSEL                   STM32_MCOSEL_NOCLOCK
#endif

/**
 * @brief   RTC clock source.
 */
#if !defined(STM32_RTCSEL) || defined(__DOXYGEN__)
#define STM32_RTCSEL                   STM32_RTCSEL_HSEDIV
#endif
/** @} */

/*===========================================================================*/
/* Derived constants and error checks.                                       */
/*===========================================================================*/

/*
 * 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_MCOSEL == STM32_MCOSEL_HSI) ||                                   \
    ((STM32_MCOSEL == STM32_MCOSEL_PLLDIV2) &&                              \
     (STM32_PLLSRC == STM32_PLLSRC_HSI))
#error "HSI not enabled, required by STM32_MCOSEL"
#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_PREDIV1)
#error "HSE not enabled, required by STM32_SW and STM32_PLLSRC"
#endif

#if (STM32_MCOSEL == STM32_MCOSEL_HSE) ||                                   \
    ((STM32_MCOSEL == STM32_MCOSEL_PLLDIV2) &&                              \
     (STM32_PLLSRC == STM32_PLLSRC_HSE)) ||                                 \
    (STM32_MCOSEL == STM32_MCOSEL_PLL2DIV2) ||                              \
    (STM32_MCOSEL == STM32_MCOSEL_PLL3DIV2) ||                              \
    (STM32_MCOSEL == STM32_MCOSEL_XT1)
#error "HSE not enabled, required by STM32_MCOSEL"
#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 */

/* PLL1 activation conditions.*/
#if STM32_OTG_CLOCK_REQUIRED ||                                             \
    (STM32_SW == STM32_SW_PLL) ||                                           \
    (STM32_MCOSEL == STM32_MCOSEL_PLLDIV2) ||                               \
    defined(__DOXYGEN__)
/**
 * @brief   PLL1 activation flag.
 */
#define STM32_ACTIVATE_PLL1         TRUE
#else
#define STM32_ACTIVATE_PLL1         FALSE
#endif

/* PLL2 activation conditions.*/
#if STM32_OTG_CLOCK_REQUIRED ||                                             \
    (STM32_PREDIV1SRC == STM32_PREDIV1SRC_PLL2) ||                          \
    (STM32_MCOSEL == STM32_MCOSEL_PLL2DIV2) ||                              \
    defined(__DOXYGEN__)
/**
 * @brief   PLL2 activation flag.
 */
#define STM32_ACTIVATE_PLL2         TRUE
#else
#define STM32_ACTIVATE_PLL2         FALSE
#endif

/* PLL3 activation conditions.*/
#if STM32_I2S_CLOCK_REQUIRED ||                                             \
    (STM32_MCOSEL == STM32_MCOSEL_PLL3DIV2) ||                              \
    (STM32_MCOSEL == STM32_MCOSEL_PLL3) ||                                  \
    defined(__DOXYGEN__)
/**
 * @brief   PLL3 activation flag.
 */
#define STM32_ACTIVATE_PLL3         TRUE
#else
#define STM32_ACTIVATE_PLL3         FALSE
#endif

/**
 * @brief   PREDIV1 field.
 */
#if (STM32_PREDIV1_VALUE >= 1) && (STM32_PREDIV1_VALUE <= 16) ||            \
    defined(__DOXYGEN__)
#define STM32_PREDIV1               ((STM32_PREDIV1_VALUE - 1) << 0)
#else
#error "invalid STM32_PREDIV1_VALUE value specified"
#endif

/**
 * @brief   PREDIV2 field.
 */
#if (STM32_PREDIV2_VALUE >= 1) && (STM32_PREDIV2_VALUE <= 16) ||            \
    defined(__DOXYGEN__)
#define STM32_PREDIV2               ((STM32_PREDIV2_VALUE - 1) << 4)
#else
#error "invalid STM32_PREDIV2_VALUE value specified"
#endif

/**
 * @brief   PLLMUL field.
 */
#if ((STM32_PLLMUL_VALUE >= 4) && (STM32_PLLMUL_VALUE <= 9)) ||             \
    defined(__DOXYGEN__)
#define STM32_PLLMUL                ((STM32_PLLMUL_VALUE - 2) << 18)
#else
#error "invalid STM32_PLLMUL_VALUE value specified"
#endif

/**
 * @brief   PLL2MUL field.
 */
#if ((STM32_PLL2MUL_VALUE >= 8) && (STM32_PLL2MUL_VALUE <= 14)) ||          \
    defined(__DOXYGEN__)
#define STM32_PLL2MUL               ((STM32_PLL2MUL_VALUE - 2) << 8)
#elif (STM32_PLL2MUL_VALUE == 16)
#define STM32_PLL2MUL               (14 << 8)
#elif (STM32_PLL2MUL_VALUE == 20)
#define STM32_PLL2MUL               (15 << 8)
#else
#error "invalid STM32_PLL2MUL_VALUE value specified"
#endif

/**
 * @brief   PLL3MUL field.
 */
#if ((STM32_PLL3MUL_VALUE >= 8) && (STM32_PLL3MUL_VALUE <= 14)) ||          \
    defined(__DOXYGEN__)
#define STM32_PLL3MUL               ((STM32_PLL3MUL_VALUE - 2) << 12)
#elif (STM32_PLL3MUL_VALUE == 16)
#define STM32_PLL3MUL               (14 << 12)
#elif (STM32_PLL3MUL_VALUE == 20)
#define STM32_PLL3MUL               (15 << 12)
#else
#error "invalid STM32_PLL3MUL_VALUE value specified"
#endif

/**
 * @brief   PLL2 input frequency.
 */
#define STM32_PLL2CLKIN             (STM32_HSECLK / STM32_PREDIV2_VALUE)

/* PLL2 input frequency range check.*/
#if (STM32_PLL2CLKIN < STM32_PLL23IN_MIN) ||                                \
    (STM32_PLL2CLKIN > STM32_PLL23IN_MAX)
#error "STM32_PLL2CLKIN outside acceptable range (STM32_PLL23IN_MIN...STM32_PLL23IN_MAX)"
#endif

/**
 * @brief   PLL2 output clock frequency.
 */
#define STM32_PLL2CLKOUT            (STM32_PLL2CLKIN * STM32_PLL2MUL_VALUE)

/**
 * @brief   PLL2 VCO clock frequency.
 */
#define STM32_PLL2VCO               (STM32_PLL2CLKOUT * 2)

/* PLL2 output frequency range check.*/
#if (STM32_PLL2VCO < STM32_PLL23VCO_MIN) ||                                 \
    (STM32_PLL2VCO > STM32_PLL23VCO_MAX)
#error "STM32_PLL2VCO outside acceptable range (STM32_PLL23VCO_MIN...STM32_PLL23VCO_MAX)"
#endif

/**
 * @brief   PLL3 input frequency.
 */
#define STM32_PLL3CLKIN             (STM32_HSECLK / STM32_PREDIV2_VALUE)

/* PLL3 input frequency range check.*/
#if (STM32_PLL3CLKIN < STM32_PLL23IN_MIN) ||                                \
    (STM32_PLL3CLKIN > STM32_PLL23IN_MAX)
#error "STM32_PLL3CLKIN outside acceptable range (STM32_PLL23IN_MIN...STM32_PLL23IN_MAX)"
#endif

/**
 * @brief   PLL3 output clock frequency.
 */
#define STM32_PLL3CLKOUT            (STM32_PLL3CLKIN * STM32_PLL3MUL_VALUE)

/**
 * @brief   PLL3 VCO clock frequency.
 */
#define STM32_PLL3VCO               (STM32_PLL3CLKOUT * 2)

/* PLL3 output frequency range check.*/
#if (STM32_PLL3VCO < STM32_PLL23VCO_MIN) ||                                 \
    (STM32_PLL3VCO > STM32_PLL23VCO_MAX)
#error "STM32_PLL3CLKOUT outside acceptable range (STM32_PLL23VCO_MIN...STM32_PLL23VCO_MAX)"
#endif

/**
 * @brief   PREDIV1 input frequency.
 */
#if (STM32_PREDIV1SRC == STM32_PREDIV1SRC_HSE) || defined(__DOXYGEN__)
#define STM32_PREDIV1CLK            STM32_HSECLK
#elif STM32_PREDIV1SRC == STM32_PREDIV1SRC_PLL2
#define STM32_PREDIV1CLK            STM32_PLL2CLKOUT
#else
#error "invalid STM32_PREDIV1SRC value specified"
#endif

/**
 * @brief   PLL input clock frequency.
 */
#if (STM32_PLLSRC == STM32_PLLSRC_PREDIV1) || defined(__DOXYGEN__)
#define STM32_PLLCLKIN              (STM32_PREDIV1CLK / STM32_PREDIV1_VALUE)
#elif STM32_PLLSRC == STM32_PLLSRC_HSI
#define STM32_PLLCLKIN              (STM32_HSICLK / 2)
#else
#error "invalid STM32_PLLSRC value specified"
#endif

/* PLL input frequency range check.*/
#if (STM32_PLLCLKIN < STM32_PLL1IN_MIN) || (STM32_PLLCLKIN > STM32_PLL1IN_MAX)
#error "STM32_PLLCLKIN outside acceptable range (STM32_PLL1IN_MIN...STM32_PLL1IN_MAX)"
#endif

/**
 * @brief   PLL output clock frequency.
 */
#define STM32_PLLCLKOUT             (STM32_PLLCLKIN * STM32_PLLMUL_VALUE)

/**
 * @brief   PLL VCO clock frequency.
 */
#define STM32_PLLVCO                (STM32_PLLCLKOUT * 2)

/* PLL output frequency range check.*/
#if (STM32_PLLVCO < STM32_PLL1VCO_MIN) || (STM32_PLLVCO > STM32_PLL1VCO_MAX)
#error "STM32_PLLVCO outside acceptable range (STM32_PLL1VCO_MIN...STM32_PLL1VCO_MAX)"
#endif

/**
 * @brief   System clock source.
 */
#if (STM32_SW == STM32_SW_PLL) || defined(__DOXYGEN__)
#define STM32_SYSCLK                STM32_PLLCLKOUT
#elif (STM32_SW == STM32_SW_HSI)
#define STM32_SYSCLK                STM32_HSICLK
#elif (STM32_SW == STM32_SW_HSE)
#define STM32_SYSCLK                STM32_HSECLK
#else
#error "invalid STM32_SYSCLK_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

/**
 * @brief   RTC clock.
 */
#if (STM32_RTCSEL == STM32_RTCSEL_LSE) || defined(__DOXYGEN__)
#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_HSECLK / 128)
#elif STM32_RTCSEL == STM32_RTCSEL_NOCLOCK
#define STM32_RTCCLK                0
#else
#error "invalid source selected for RTC clock"
#endif

/**
 * @brief   ADC frequency.
 */
#if (STM32_ADCPRE == STM32_ADCPRE_DIV2) || defined(__DOXYGEN__)
#define STM32_ADCCLK                (STM32_PCLK2 / 2)
#elif STM32_ADCPRE == STM32_ADCPRE_DIV4
#define STM32_ADCCLK                (STM32_PCLK2 / 4)
#elif STM32_ADCPRE == STM32_ADCPRE_DIV6
#define STM32_ADCCLK                (STM32_PCLK2 / 6)
#elif STM32_ADCPRE == STM32_ADCPRE_DIV8
#define STM32_ADCCLK                (STM32_PCLK2 / 8)
#else
#error "invalid STM32_ADCPRE value specified"
#endif

/* ADC frequency check.*/
#if STM32_ADCCLK > STM32_ADCCLK_MAX
#error "STM32_ADCCLK exceeding maximum frequency (STM32_ADCCLK_MAX)"
#endif

/**
 * @brief   OTG frequency.
 */
#if (STM32_OTGFSPRE == STM32_OTGFSPRE_DIV3) || defined(__DOXYGEN__)
#define STM32_OTGFSCLK              (STM32_PLLVCO / 3)
#elif (STM32_OTGFSPRE == STM32_OTGFSPRE_DIV2)
#define STM32_OTGFSCLK              (STM32_PLLVCO / 2)
#else
#error "invalid STM32_OTGFSPRE value specified"
#endif

/**
 * @brief   Timers 2, 3, 4, 5, 6, 7 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 <= 24000000) || defined(__DOXYGEN__)
#define STM32_FLASHBITS             0x00000010
#elif STM32_HCLK <= 48000000
#define STM32_FLASHBITS             0x00000011
#else
#define STM32_FLASHBITS             0x00000012
#endif

#endif /* _HAL_LLD_F105_F107_H_ */

/** @} */