The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.
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mbed 2
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Diff: TARGET_DISCO_F413ZH/TOOLCHAIN_IAR/pin_device.h
- Revision:
- 171:3a7713b1edbc
- Parent:
- 170:e95d10626187
- Child:
- 172:65be27845400
diff -r e95d10626187 -r 3a7713b1edbc TARGET_DISCO_F413ZH/TOOLCHAIN_IAR/pin_device.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TARGET_DISCO_F413ZH/TOOLCHAIN_IAR/pin_device.h Thu Nov 08 11:45:42 2018 +0000 @@ -0,0 +1,139 @@ +/* mbed Microcontroller Library + ******************************************************************************* + * Copyright (c) 2016, STMicroelectronics + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of STMicroelectronics nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + ******************************************************************************* + */ +#ifndef MBED_PIN_DEVICE_H +#define MBED_PIN_DEVICE_H + +#include "cmsis.h" + +// when LL is available, below include can be used +// #include "stm32f4xx_ll_gpio.h" +// until then let's define locally the required functions +#define LL_GPIO_PIN_0 GPIO_BSRR_BS_0 /*!< Select pin 0 */ +#define LL_GPIO_PIN_1 GPIO_BSRR_BS_1 /*!< Select pin 1 */ +#define LL_GPIO_PIN_2 GPIO_BSRR_BS_2 /*!< Select pin 2 */ +#define LL_GPIO_PIN_3 GPIO_BSRR_BS_3 /*!< Select pin 3 */ +#define LL_GPIO_PIN_4 GPIO_BSRR_BS_4 /*!< Select pin 4 */ +#define LL_GPIO_PIN_5 GPIO_BSRR_BS_5 /*!< Select pin 5 */ +#define LL_GPIO_PIN_6 GPIO_BSRR_BS_6 /*!< Select pin 6 */ +#define LL_GPIO_PIN_7 GPIO_BSRR_BS_7 /*!< Select pin 7 */ +#define LL_GPIO_PIN_8 GPIO_BSRR_BS_8 /*!< Select pin 8 */ +#define LL_GPIO_PIN_9 GPIO_BSRR_BS_9 /*!< Select pin 9 */ +#define LL_GPIO_PIN_10 GPIO_BSRR_BS_10 /*!< Select pin 10 */ +#define LL_GPIO_PIN_11 GPIO_BSRR_BS_11 /*!< Select pin 11 */ +#define LL_GPIO_PIN_12 GPIO_BSRR_BS_12 /*!< Select pin 12 */ +#define LL_GPIO_PIN_13 GPIO_BSRR_BS_13 /*!< Select pin 13 */ +#define LL_GPIO_PIN_14 GPIO_BSRR_BS_14 /*!< Select pin 14 */ +#define LL_GPIO_PIN_15 GPIO_BSRR_BS_15 /*!< Select pin 15 */ + +#define LL_GPIO_MODE_INPUT ((uint32_t)0x00000000U) /*!< Select input mode */ +#define LL_GPIO_MODE_OUTPUT GPIO_MODER_MODER0_0 /*!< Select output mode */ +#define LL_GPIO_MODE_ALTERNATE GPIO_MODER_MODER0_1 /*!< Select alternate function mode */ +#define LL_GPIO_MODE_ANALOG GPIO_MODER_MODER0 /*!< Select analog mode */ + +#define LL_GPIO_OUTPUT_PUSHPULL ((uint32_t)0x00000000U) /*!< Select push-pull as output type */ +#define LL_GPIO_OUTPUT_OPENDRAIN GPIO_OTYPER_OT_0 /*!< Select open-drain as output type */ + +#define LL_GPIO_PULL_NO ((uint32_t)0x00000000U) /*!< Select I/O no pull */ +#define LL_GPIO_PULL_UP GPIO_PUPDR_PUPDR0_0 /*!< Select I/O pull up */ +#define LL_GPIO_PULL_DOWN GPIO_PUPDR_PUPDR0_1 /*!< Select I/O pull down */ + +#define LL_GPIO_SPEED_FREQ_LOW ((uint32_t)0x00000000U) /*!< Select I/O low output speed */ +#define LL_GPIO_SPEED_FREQ_MEDIUM GPIO_OSPEEDER_OSPEEDR0_0 /*!< Select I/O medium output speed */ +#define LL_GPIO_SPEED_FREQ_HIGH GPIO_OSPEEDER_OSPEEDR0_1 /*!< Select I/O fast output speed */ +#define LL_GPIO_SPEED_FREQ_VERY_HIGH GPIO_OSPEEDER_OSPEEDR0 /*!< Select I/O high output speed */ + +__STATIC_INLINE void LL_GPIO_SetAFPin_0_7(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate) +{ + MODIFY_REG(GPIOx->AFR[0], (0xFU << (POSITION_VAL(Pin) * 4U)), + (Alternate << (POSITION_VAL(Pin) * 4U))); +} +__STATIC_INLINE void LL_GPIO_SetAFPin_8_15(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate) +{ + MODIFY_REG(GPIOx->AFR[1], (0xFU << (POSITION_VAL(Pin >> 8U) * 4U)), + (Alternate << (POSITION_VAL(Pin >> 8U) * 4U))); +} +__STATIC_INLINE void LL_GPIO_SetPinMode(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Mode) +{ + MODIFY_REG(GPIOx->MODER, (GPIO_MODER_MODER0 << (POSITION_VAL(Pin) * 2U)), (Mode << (POSITION_VAL(Pin) * 2U))); +} +__STATIC_INLINE uint32_t LL_GPIO_GetPinMode(GPIO_TypeDef *GPIOx, uint32_t Pin) +{ + return (uint32_t)(READ_BIT(GPIOx->MODER, ((Pin * Pin) * GPIO_MODER_MODER0)) / (Pin * Pin)); +} +__STATIC_INLINE void LL_GPIO_SetPinPull(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Pull) +{ + MODIFY_REG(GPIOx->PUPDR, (GPIO_PUPDR_PUPDR0 << (POSITION_VAL(Pin) * 2U)), (Pull << (POSITION_VAL(Pin) * 2U))); +} +__STATIC_INLINE void LL_GPIO_SetPinOutputType(GPIO_TypeDef *GPIOx, uint32_t PinMask, uint32_t OutputType) +{ + MODIFY_REG(GPIOx->OTYPER, PinMask, (PinMask * OutputType)); +} +__STATIC_INLINE void LL_GPIO_SetPinSpeed(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Speed) +{ + MODIFY_REG(GPIOx->OSPEEDR, (GPIO_OSPEEDER_OSPEEDR0 << (POSITION_VAL(Pin) * 2U)), + (Speed << (POSITION_VAL(Pin) * 2U))); +} +// Above lines shall be defined in LL when available + +extern const uint32_t ll_pin_defines[16]; + +/* Family specific implementations */ +static inline void stm_pin_DisconnectDebug(PinName pin) +{ + /* empty for now */ +} + +static inline void stm_pin_PullConfig(GPIO_TypeDef *gpio, uint32_t ll_pin, uint32_t pull_config) +{ + switch (pull_config) { + case GPIO_PULLUP: + LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_UP); + break; + case GPIO_PULLDOWN: + LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_DOWN); + break; + default: + LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_NO); + break; + } +} + +static inline void stm_pin_SetAFPin(GPIO_TypeDef *gpio, PinName pin, uint32_t afnum) +{ + uint32_t ll_pin = ll_pin_defines[STM_PIN(pin)]; + + if (STM_PIN(pin) > 7) { + LL_GPIO_SetAFPin_8_15(gpio, ll_pin, afnum); + } else { + LL_GPIO_SetAFPin_0_7(gpio, ll_pin, afnum); + } +} + +#endif