path: root/os/hal/platforms/STM32F1xx/hal_lld_f103.h

/*
    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/>.
*/

/**
 * @defgroup STM32F103_HAL STM32F103 HAL Support
 * @details HAL support for STM32 Performance Line LD, MD and HD sub-families.
 *
 * @ingroup HAL
 */

/**
 * @file    STM32F1xx/hal_lld_f103.h
 * @brief   STM32F103 Performance Line HAL subsystem low level driver header.
 *
 * @addtogroup STM32F103_HAL
 * @{
 */

#ifndef _HAL_LLD_F103_H_
#define _HAL_LLD_F103_H_

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

/**
 * @name    Platform identification
 * @{
 */
#if defined(__DOXYGEN__)
#define PLATFORM_NAME           "STM32F1 Performance Line"

#elif defined(STM32F10X_LD)
#define PLATFORM_NAME           "STM32F1 Performance Line Low Density"

#elif defined(STM32F10X_MD)
#define PLATFORM_NAME           "STM32F1 Performance Line Medium Density"

#elif defined(STM32F10X_HD)
#define PLATFORM_NAME           "STM32F1 Performance Line High Density"

#elif defined(STM32F10X_XL)
#define PLATFORM_NAME           "STM32F1 Performance Line eXtra Density"

#else
#error "unsupported STM32 Performance Line member"
#endif
/** @} */

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

/**
 * @brief   Maximum HSE clock frequency.
 */
#define STM32_HSECLK_MAX        25000000

/**
 * @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_PLLIN_MAX         25000000

/**
 * @brief   Maximum PLLs input clock frequency.
 */
#define STM32_PLLIN_MIN         1000000

/**
 * @brief   Maximum PLL output clock frequency.
 */
#define STM32_PLLOUT_MAX        72000000

/**
 * @brief   Maximum PLL output clock frequency.
 */
#define STM32_PLLOUT_MIN        16000000

/**
 * @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
/** @} */

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

#define STM32_PLLSRC_HSI        (0 << 16)   /**< PLL clock source is HSI.   */
#define STM32_PLLSRC_HSE        (1 << 16)   /**< PLL clock source is HSE.   */

#define STM32_PLLXTPRE_DIV1     (0 << 17)   /**< HSE divided by 1.          */
#define STM32_PLLXTPRE_DIV2     (1 << 17)   /**< HSE divided by 2.          */

#define STM32_USBPRE_DIV1P5     (0 << 22)   /**< PLLOUT divided by 1.5.     */
#define STM32_USBPRE_DIV1       (1 << 22)   /**< PLLOUT divided by 1.       */

#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_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.                 */
/** @} */

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

#if defined(STM32F10X_LD) || defined(__DOXYGEN__)
/**
 * @name    STM32F103 LD 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          FALSE

/* DAC attributes.*/
#define STM32_HAS_DAC           FALSE

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

/* ETH attributes.*/
#define STM32_HAS_ETH           FALSE

/* EXTI attributes.*/
#define STM32_EXTI_NUM_CHANNELS 19

/* 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         FALSE
#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          FALSE
#define STM32_I2C2_RX_DMA_MSK   0
#define STM32_I2C2_RX_DMA_CHN   0x00000000
#define STM32_I2C2_TX_DMA_MSK   0
#define STM32_I2C2_TX_DMA_CHN   0x00000000

#define STM32_HAS_I2C3          FALSE
#define STM32_SPI3_RX_DMA_MSK   0
#define STM32_SPI3_RX_DMA_CHN   0x00000000
#define STM32_SPI3_TX_DMA_MSK   0
#define STM32_SPI3_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          FALSE
#define STM32_SPI2_RX_DMA_MSK   0
#define STM32_SPI2_RX_DMA_CHN   0x00000000
#define STM32_SPI2_TX_DMA_MSK   0
#define STM32_SPI2_TX_DMA_CHN   0x00000000

#define STM32_HAS_SPI3          FALSE
#define STM32_SPI3_RX_DMA_MSK   0
#define STM32_SPI3_RX_DMA_CHN   0x00000000
#define STM32_SPI3_TX_DMA_MSK   0
#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          FALSE
#define STM32_HAS_TIM5          FALSE
#define STM32_HAS_TIM6          FALSE
#define STM32_HAS_TIM7          FALSE
#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        FALSE
#define STM32_USART3_RX_DMA_MSK 0
#define STM32_USART3_RX_DMA_CHN 0x00000000
#define STM32_USART3_TX_DMA_MSK 0
#define STM32_USART3_TX_DMA_CHN 0x00000000

#define STM32_HAS_UART4         FALSE
#define STM32_UART4_RX_DMA_MSK  0
#define STM32_UART4_RX_DMA_CHN  0x00000000
#define STM32_UART4_TX_DMA_MSK  0
#define STM32_UART4_TX_DMA_CHN  0x00000000

#define STM32_HAS_UART5         FALSE
#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          FALSE
#define STM32_HAS_OTG2          FALSE
/** @} */
#endif /* defined(STM32F10X_LD) */

#if defined(STM32F10X_MD) || defined(__DOXYGEN__)
/**
 * @name    STM32F103 MD 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          FALSE

/* DAC attributes.*/
#define STM32_HAS_DAC           FALSE

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

/* ETH attributes.*/
#define STM32_HAS_ETH           FALSE

/* EXTI attributes.*/
#define STM32_EXTI_NUM_CHANNELS 19

/* 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

/* RTC attributes.*/
#define STM32_HAS_RTC           TRUE
#define STM32_RTCSEL_HAS_SUBSECONDS TRUE

/* 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          FALSE
#define STM32_SPI3_RX_DMA_MSK   0
#define STM32_SPI3_RX_DMA_CHN   0x00000000
#define STM32_SPI3_TX_DMA_MSK   0
#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          FALSE
#define STM32_HAS_TIM6          FALSE
#define STM32_HAS_TIM7          FALSE
#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         FALSE
#define STM32_UART4_RX_DMA_MSK  0
#define STM32_UART4_RX_DMA_CHN  0x00000000
#define STM32_UART4_TX_DMA_MSK  0
#define STM32_UART4_TX_DMA_CHN  0x00000000

#define STM32_HAS_UART5         FALSE
#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           TRUE
#define STM32_HAS_OTG1          FALSE
#define STM32_HAS_OTG2          FALSE
/** @} */
#endif /* defined(STM32F10X_MD) */

#if defined(STM32F10X_HD) || defined(__DOXYGEN__)
/**
 * @name    STM32F103 HD capabilities
 * @{
 */
/* ADC attributes.*/
#define STM32_HAS_ADC1          TRUE
#define STM32_HAS_ADC2          TRUE
#define STM32_HAS_ADC3          TRUE

/* CAN attributes.*/
#define STM32_HAS_CAN1          TRUE
#define STM32_HAS_CAN2          FALSE

/* 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           FALSE

/* EXTI attributes.*/
#define STM32_EXTI_NUM_CHANNELS 19

/* 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         TRUE
#define STM32_HAS_GPIOG         TRUE
#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

/* RTC attributes.*/
#define STM32_HAS_RTC           TRUE
#define STM32_RTCSEL_HAS_SUBSECONDS TRUE

/* SDIO attributes.*/
#define STM32_HAS_SDIO          TRUE

/* 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          TRUE
#define STM32_HAS_TIM9          TRUE
#define STM32_HAS_TIM10         TRUE
#define STM32_HAS_TIM11         TRUE
#define STM32_HAS_TIM12         TRUE
#define STM32_HAS_TIM13         TRUE
#define STM32_HAS_TIM14         TRUE
#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           TRUE
#define STM32_HAS_OTG1          FALSE
#define STM32_HAS_OTG2          FALSE
/** @} */
#endif /* defined(STM32F10X_HD) */

#if defined(STM32F10X_XL) || defined(__DOXYGEN__)
/**
 * @name    STM32F103 XL capabilities
 * @{
 */
/* ADC attributes.*/
#define STM32_HAS_ADC1          TRUE
#define STM32_HAS_ADC2          TRUE
#define STM32_HAS_ADC3          TRUE

/* CAN attributes.*/
#define STM32_HAS_CAN1          TRUE
#define STM32_HAS_CAN2          FALSE

/* 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           FALSE

/* EXTI attributes.*/
#define STM32_EXTI_NUM_CHANNELS 19

/* 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         TRUE
#define STM32_HAS_GPIOG         TRUE
#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

/* RTC attributes.*/
#define STM32_HAS_RTC           TRUE
#define STM32_RTCSEL_HAS_SUBSECONDS TRUE

/* SDIO attributes.*/
#define STM32_HAS_SDIO          TRUE

/* 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          TRUE
#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           TRUE
#define STM32_HAS_OTG1          FALSE
#define STM32_HAS_OTG2          FALSE
/** @} */
#endif /* defined(STM32F10X_XL) */

/*===========================================================================*/
/* 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_2.                    */
#define CAN1_TX_IRQHandler      Vector8C    /**< CAN1 TX.                   */
#define USB_HP_IRQHandler       Vector8C    /**< USB High Priority, CAN1 TX.*/
#define CAN1_RX0_IRQHandler     Vector90    /**< CAN1 RX0.                  */
#define USB_LP_IRQHandler       Vector90    /**< USB Low Priority, 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    /**< I2C2 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.    */
#define USB_FS_WKUP_IRQHandler  VectorE8    /**< USB Wakeup from suspend.   */
#define TIM8_BRK_IRQHandler     VectorEC    /**< TIM8 Break.                */
#define TIM8_UP_IRQHandler      VectorF0    /**< TIM8 Update.               */
#define TIM8_TRG_COM_IRQHandler VectorF4    /**< TIM8 Trigger and
                                                 Commutation.               */
#define TIM8_CC_IRQHandler      VectorF8    /**< TIM8 Capture Compare.      */
#define ADC3_IRQHandler         VectorFC    /**< ADC3.                      */
#define FSMC_IRQHandler         Vector100   /**< FSMC.                      */
#define SDIO_IRQHandler         Vector104   /**< SDIO.                      */
#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_5_IRQHandler   Vector12C   /**< DMA2 Channel4 & Channel5.  */
/** @} */

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

/**
 * @name    Configuration options
 * @{
 */
/**
 * @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 72MHz system clock from
 *          a 8MHz crystal using the PLL.
 */
#if !defined(STM32_SW) || defined(__DOXYGEN__)
#define STM32_SW                    STM32_SW_PLL
#endif

/**
 * @brief   Clock source for the PLL.
 * @note    This setting has only effect if the PLL is selected as the
 *          system clock source.
 * @note    The default value is calculated for a 72MHz system clock from
 *          a 8MHz crystal using the PLL.
 */
#if !defined(STM32_PLLSRC) || defined(__DOXYGEN__)
#define STM32_PLLSRC                STM32_PLLSRC_HSE
#endif

/**
 * @brief   Crystal PLL pre-divider.
 * @note    This setting has only effect if the PLL is selected as the
 *          system clock source.
 * @note    The default value is calculated for a 72MHz system clock from
 *          a 8MHz crystal using the PLL.
 */
#if !defined(STM32_PLLXTPRE) || defined(__DOXYGEN__)
#define STM32_PLLXTPRE              STM32_PLLXTPRE_DIV1
#endif

/**
 * @brief   PLL multiplier value.
 * @note    The allowed range is 2...16.
 * @note    The default value is calculated for a 72MHz system clock from
 *          a 8MHz crystal using the PLL.
 */
#if !defined(STM32_PLLMUL_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLMUL_VALUE          9
#endif

/**
 * @brief   AHB prescaler value.
 * @note    The default value is calculated for a 72MHz system clock from
 *          a 8MHz crystal using the PLL.
 */
#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_USB_CLOCK_REQUIRED) || defined(__DOXYGEN__)
#define STM32_USB_CLOCK_REQUIRED    TRUE
#endif

/**
 * @brief   USB prescaler initialization.
 */
#if !defined(STM32_USBPRE) || defined(__DOXYGEN__)
#define STM32_USBPRE                STM32_USBPRE_DIV1P5
#endif

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

/**
 * @brief   Clock source selecting. LSI by default.
 */
#if !defined(STM32_RTCSEL) || defined(__DOXYGEN__)
#define STM32_RTCSEL                STM32_RTCSEL_LSI
#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_HSE)
#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))
#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 */

/* PLL activation conditions.*/
#if STM32_USB_CLOCK_REQUIRED ||                                             \
    (STM32_SW == STM32_SW_PLL) ||                                           \
    (STM32_MCOSEL == STM32_MCOSEL_PLLDIV2) ||                               \
    defined(__DOXYGEN__)
/**
 * @brief   PLL activation flag.
 */
#define STM32_ACTIVATE_PLL          TRUE
#else
#define STM32_ACTIVATE_PLL          FALSE
#endif

/* HSE prescaler setting check.*/
#if (STM32_PLLXTPRE != STM32_PLLXTPRE_DIV1) &&                              \
    (STM32_PLLXTPRE != STM32_PLLXTPRE_DIV2)
#error "invalid STM32_PLLXTPRE value specified"
#endif

/**
 * @brief   PLLMUL field.
 */
#if ((STM32_PLLMUL_VALUE >= 2) && (STM32_PLLMUL_VALUE <= 16)) ||            \
    defined(__DOXYGEN__)
#define STM32_PLLMUL                ((STM32_PLLMUL_VALUE - 2) << 18)
#else
#error "invalid STM32_PLLMUL_VALUE value specified"
#endif

/**
 * @brief   PLL input clock frequency.
 */
#if (STM32_PLLSRC == STM32_PLLSRC_HSE) || defined(__DOXYGEN__)
#if STM32_PLLXTPRE == STM32_PLLXTPRE_DIV1
#define STM32_PLLCLKIN              (STM32_HSECLK / 1)
#else
#define STM32_PLLCLKIN              (STM32_HSECLK / 2)
#endif
#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_PLLIN_MIN) || (STM32_PLLCLKIN > STM32_PLLIN_MAX)
#error "STM32_PLLCLKIN outside acceptable range (STM32_PLLIN_MIN...STM32_PLLIN_MAX)"
#endif

/**
 * @brief   PLL output clock frequency.
 */
#define STM32_PLLCLKOUT             (STM32_PLLCLKIN * STM32_PLLMUL_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_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   USB frequency.
 */
#if (STM32_USBPRE == STM32_USBPRE_DIV1P5) || defined(__DOXYGEN__)
#define STM32_USBCLK                ((STM32_PLLCLKOUT * 2) / 3)
#elif (STM32_USBPRE == STM32_USBPRE_DIV1)
#define STM32_USBCLK                STM32_PLLCLKOUT
#else
#error "invalid STM32_USBPRE value specified"
#endif

/**
 * @brief   Timers 2, 3, 4, 5, 6, 7, 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, 9, 10, 11 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_F103_H_ */

/** @} */