EL4121 Embedded System / mbed-os

mbed-os

Dependents:   cobaLCDJoyMotor_Thread odometry_omni_3roda_v3 odometry_omni_3roda_v1 odometry_omni_3roda_v2 ... more

targets/TARGET_STM/TARGET_STM32F7/pin_device.h@0:b74591d5ab33, 2017-12-11 (annotated)

Committer:
be_bryan
Date:
Mon Dec 11 17:54:04 2017 +0000
Revision:
0:b74591d5ab33
motor ++

Who changed what in which revision?

UserRevisionLine numberNew contents of line
be_bryan 0:b74591d5ab33 1 /* mbed Microcontroller Library
be_bryan 0:b74591d5ab33 2 *******************************************************************************
be_bryan 0:b74591d5ab33 3 * Copyright (c) 2016, STMicroelectronics
be_bryan 0:b74591d5ab33 4 * All rights reserved.
be_bryan 0:b74591d5ab33 5 *
be_bryan 0:b74591d5ab33 6 * Redistribution and use in source and binary forms, with or without
be_bryan 0:b74591d5ab33 7 * modification, are permitted provided that the following conditions are met:
be_bryan 0:b74591d5ab33 8 *
be_bryan 0:b74591d5ab33 9 * 1. Redistributions of source code must retain the above copyright notice,
be_bryan 0:b74591d5ab33 10 * this list of conditions and the following disclaimer.
be_bryan 0:b74591d5ab33 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
be_bryan 0:b74591d5ab33 12 * this list of conditions and the following disclaimer in the documentation
be_bryan 0:b74591d5ab33 13 * and/or other materials provided with the distribution.
be_bryan 0:b74591d5ab33 14 * 3. Neither the name of STMicroelectronics nor the names of its contributors
be_bryan 0:b74591d5ab33 15 * may be used to endorse or promote products derived from this software
be_bryan 0:b74591d5ab33 16 * without specific prior written permission.
be_bryan 0:b74591d5ab33 17 *
be_bryan 0:b74591d5ab33 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
be_bryan 0:b74591d5ab33 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
be_bryan 0:b74591d5ab33 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
be_bryan 0:b74591d5ab33 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
be_bryan 0:b74591d5ab33 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
be_bryan 0:b74591d5ab33 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
be_bryan 0:b74591d5ab33 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
be_bryan 0:b74591d5ab33 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
be_bryan 0:b74591d5ab33 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
be_bryan 0:b74591d5ab33 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
be_bryan 0:b74591d5ab33 28 *******************************************************************************
be_bryan 0:b74591d5ab33 29 */
be_bryan 0:b74591d5ab33 30 #ifndef MBED_PIN_DEVICE_H
be_bryan 0:b74591d5ab33 31 #define MBED_PIN_DEVICE_H
be_bryan 0:b74591d5ab33 32
be_bryan 0:b74591d5ab33 33 #include "cmsis.h"
be_bryan 0:b74591d5ab33 34
be_bryan 0:b74591d5ab33 35 // when LL is available, below include can be used
be_bryan 0:b74591d5ab33 36 // #include "stm32f7xx_ll_gpio.h"
be_bryan 0:b74591d5ab33 37 // until then let's define locally the required functions
be_bryan 0:b74591d5ab33 38 #define LL_GPIO_PIN_0 GPIO_BSRR_BS_0 /*!< Select pin 0 */
be_bryan 0:b74591d5ab33 39 #define LL_GPIO_PIN_1 GPIO_BSRR_BS_1 /*!< Select pin 1 */
be_bryan 0:b74591d5ab33 40 #define LL_GPIO_PIN_2 GPIO_BSRR_BS_2 /*!< Select pin 2 */
be_bryan 0:b74591d5ab33 41 #define LL_GPIO_PIN_3 GPIO_BSRR_BS_3 /*!< Select pin 3 */
be_bryan 0:b74591d5ab33 42 #define LL_GPIO_PIN_4 GPIO_BSRR_BS_4 /*!< Select pin 4 */
be_bryan 0:b74591d5ab33 43 #define LL_GPIO_PIN_5 GPIO_BSRR_BS_5 /*!< Select pin 5 */
be_bryan 0:b74591d5ab33 44 #define LL_GPIO_PIN_6 GPIO_BSRR_BS_6 /*!< Select pin 6 */
be_bryan 0:b74591d5ab33 45 #define LL_GPIO_PIN_7 GPIO_BSRR_BS_7 /*!< Select pin 7 */
be_bryan 0:b74591d5ab33 46 #define LL_GPIO_PIN_8 GPIO_BSRR_BS_8 /*!< Select pin 8 */
be_bryan 0:b74591d5ab33 47 #define LL_GPIO_PIN_9 GPIO_BSRR_BS_9 /*!< Select pin 9 */
be_bryan 0:b74591d5ab33 48 #define LL_GPIO_PIN_10 GPIO_BSRR_BS_10 /*!< Select pin 10 */
be_bryan 0:b74591d5ab33 49 #define LL_GPIO_PIN_11 GPIO_BSRR_BS_11 /*!< Select pin 11 */
be_bryan 0:b74591d5ab33 50 #define LL_GPIO_PIN_12 GPIO_BSRR_BS_12 /*!< Select pin 12 */
be_bryan 0:b74591d5ab33 51 #define LL_GPIO_PIN_13 GPIO_BSRR_BS_13 /*!< Select pin 13 */
be_bryan 0:b74591d5ab33 52 #define LL_GPIO_PIN_14 GPIO_BSRR_BS_14 /*!< Select pin 14 */
be_bryan 0:b74591d5ab33 53 #define LL_GPIO_PIN_15 GPIO_BSRR_BS_15 /*!< Select pin 15 */
be_bryan 0:b74591d5ab33 54
be_bryan 0:b74591d5ab33 55 #define LL_GPIO_MODE_INPUT ((uint32_t)0x00000000U) /*!< Select input mode */
be_bryan 0:b74591d5ab33 56 #define LL_GPIO_MODE_OUTPUT GPIO_MODER_MODER0_0 /*!< Select output mode */
be_bryan 0:b74591d5ab33 57 #define LL_GPIO_MODE_ALTERNATE GPIO_MODER_MODER0_1 /*!< Select alternate function mode */
be_bryan 0:b74591d5ab33 58 #define LL_GPIO_MODE_ANALOG GPIO_MODER_MODER0 /*!< Select analog mode */
be_bryan 0:b74591d5ab33 59
be_bryan 0:b74591d5ab33 60 #define LL_GPIO_OUTPUT_PUSHPULL ((uint32_t)0x00000000U) /*!< Select push-pull as output type */
be_bryan 0:b74591d5ab33 61 #define LL_GPIO_OUTPUT_OPENDRAIN GPIO_OTYPER_OT_0 /*!< Select open-drain as output type */
be_bryan 0:b74591d5ab33 62
be_bryan 0:b74591d5ab33 63 #define LL_GPIO_PULL_NO ((uint32_t)0x00000000U) /*!< Select I/O no pull */
be_bryan 0:b74591d5ab33 64 #define LL_GPIO_PULL_UP GPIO_PUPDR_PUPDR0_0 /*!< Select I/O pull up */
be_bryan 0:b74591d5ab33 65 #define LL_GPIO_PULL_DOWN GPIO_PUPDR_PUPDR0_1 /*!< Select I/O pull down */
be_bryan 0:b74591d5ab33 66
be_bryan 0:b74591d5ab33 67 #define LL_GPIO_SPEED_FREQ_LOW ((uint32_t)0x00000000U) /*!< Select I/O low output speed */
be_bryan 0:b74591d5ab33 68 #define LL_GPIO_SPEED_FREQ_MEDIUM GPIO_OSPEEDER_OSPEEDR0_0 /*!< Select I/O medium output speed */
be_bryan 0:b74591d5ab33 69 #define LL_GPIO_SPEED_FREQ_HIGH GPIO_OSPEEDER_OSPEEDR0_1 /*!< Select I/O fast output speed */
be_bryan 0:b74591d5ab33 70 #define LL_GPIO_SPEED_FREQ_VERY_HIGH GPIO_OSPEEDER_OSPEEDR0 /*!< Select I/O high output speed */
be_bryan 0:b74591d5ab33 71
be_bryan 0:b74591d5ab33 72
be_bryan 0:b74591d5ab33 73 __STATIC_INLINE void LL_GPIO_SetAFPin_0_7(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate)
be_bryan 0:b74591d5ab33 74 {
be_bryan 0:b74591d5ab33 75 MODIFY_REG(GPIOx->AFR[0], (0xFU << (POSITION_VAL(Pin) * 4U)),
be_bryan 0:b74591d5ab33 76 (Alternate << (POSITION_VAL(Pin) * 4U)));
be_bryan 0:b74591d5ab33 77 }
be_bryan 0:b74591d5ab33 78
be_bryan 0:b74591d5ab33 79 __STATIC_INLINE void LL_GPIO_SetAFPin_8_15(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate)
be_bryan 0:b74591d5ab33 80 {
be_bryan 0:b74591d5ab33 81 MODIFY_REG(GPIOx->AFR[1], (0xFU << (POSITION_VAL(Pin >> 8U) * 4U)),
be_bryan 0:b74591d5ab33 82 (Alternate << (POSITION_VAL(Pin >> 8U) * 4U)));
be_bryan 0:b74591d5ab33 83 }
be_bryan 0:b74591d5ab33 84 __STATIC_INLINE void LL_GPIO_SetPinMode(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Mode)
be_bryan 0:b74591d5ab33 85 {
be_bryan 0:b74591d5ab33 86 MODIFY_REG(GPIOx->MODER, (GPIO_MODER_MODER0 << (POSITION_VAL(Pin) * 2U)), (Mode << (POSITION_VAL(Pin) * 2U)));
be_bryan 0:b74591d5ab33 87 }
be_bryan 0:b74591d5ab33 88 __STATIC_INLINE uint32_t LL_GPIO_GetPinMode(GPIO_TypeDef *GPIOx, uint32_t Pin)
be_bryan 0:b74591d5ab33 89 {
be_bryan 0:b74591d5ab33 90 return (uint32_t)(READ_BIT(GPIOx->MODER, ((Pin * Pin) * GPIO_MODER_MODER0)) / (Pin * Pin));
be_bryan 0:b74591d5ab33 91 }
be_bryan 0:b74591d5ab33 92 __STATIC_INLINE void LL_GPIO_SetPinPull(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Pull)
be_bryan 0:b74591d5ab33 93 {
be_bryan 0:b74591d5ab33 94 MODIFY_REG(GPIOx->PUPDR, (GPIO_PUPDR_PUPDR0 << (POSITION_VAL(Pin) * 2U)), (Pull << (POSITION_VAL(Pin) * 2U)));
be_bryan 0:b74591d5ab33 95 }
be_bryan 0:b74591d5ab33 96 __STATIC_INLINE void LL_GPIO_SetPinOutputType(GPIO_TypeDef *GPIOx, uint32_t PinMask, uint32_t OutputType)
be_bryan 0:b74591d5ab33 97 {
be_bryan 0:b74591d5ab33 98 MODIFY_REG(GPIOx->OTYPER, PinMask, (PinMask * OutputType));
be_bryan 0:b74591d5ab33 99 }
be_bryan 0:b74591d5ab33 100 __STATIC_INLINE void LL_GPIO_SetPinSpeed(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Speed)
be_bryan 0:b74591d5ab33 101 {
be_bryan 0:b74591d5ab33 102 MODIFY_REG(GPIOx->OSPEEDR, (GPIO_OSPEEDER_OSPEEDR0 << (POSITION_VAL(Pin) * 2U)),
be_bryan 0:b74591d5ab33 103 (Speed << (POSITION_VAL(Pin) * 2U)));
be_bryan 0:b74591d5ab33 104 }
be_bryan 0:b74591d5ab33 105 // Above lines shall be defined in LL when available
be_bryan 0:b74591d5ab33 106
be_bryan 0:b74591d5ab33 107 extern const uint32_t ll_pin_defines[16];
be_bryan 0:b74591d5ab33 108
be_bryan 0:b74591d5ab33 109 /* Family specific implementations */
be_bryan 0:b74591d5ab33 110 static inline void stm_pin_DisconnectDebug(PinName pin)
be_bryan 0:b74591d5ab33 111 {
be_bryan 0:b74591d5ab33 112 /* empty for now */
be_bryan 0:b74591d5ab33 113 }
be_bryan 0:b74591d5ab33 114
be_bryan 0:b74591d5ab33 115 static inline void stm_pin_PullConfig(GPIO_TypeDef *gpio, uint32_t ll_pin, uint32_t pull_config)
be_bryan 0:b74591d5ab33 116 {
be_bryan 0:b74591d5ab33 117 switch (pull_config) {
be_bryan 0:b74591d5ab33 118 case GPIO_PULLUP:
be_bryan 0:b74591d5ab33 119 LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_UP);
be_bryan 0:b74591d5ab33 120 break;
be_bryan 0:b74591d5ab33 121 case GPIO_PULLDOWN:
be_bryan 0:b74591d5ab33 122 LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_DOWN);
be_bryan 0:b74591d5ab33 123 break;
be_bryan 0:b74591d5ab33 124 default:
be_bryan 0:b74591d5ab33 125 LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_NO);
be_bryan 0:b74591d5ab33 126 break;
be_bryan 0:b74591d5ab33 127 }
be_bryan 0:b74591d5ab33 128 }
be_bryan 0:b74591d5ab33 129
be_bryan 0:b74591d5ab33 130 static inline void stm_pin_SetAFPin( GPIO_TypeDef *gpio, PinName pin, uint32_t afnum)
be_bryan 0:b74591d5ab33 131 {
be_bryan 0:b74591d5ab33 132 uint32_t ll_pin = ll_pin_defines[STM_PIN(pin)];
be_bryan 0:b74591d5ab33 133
be_bryan 0:b74591d5ab33 134 if (STM_PIN(pin) > 7)
be_bryan 0:b74591d5ab33 135 LL_GPIO_SetAFPin_8_15(gpio, ll_pin, afnum);
be_bryan 0:b74591d5ab33 136 else
be_bryan 0:b74591d5ab33 137 LL_GPIO_SetAFPin_0_7(gpio, ll_pin, afnum);
be_bryan 0:b74591d5ab33 138 }
be_bryan 0:b74591d5ab33 139
be_bryan 0:b74591d5ab33 140 #endif