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| Rev | Author | Line No. | Line |
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| 56 | mjames | 1 | /** |
| 2 | ****************************************************************************** |
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| 3 | * @file stm32l1xx_ll_gpio.h |
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| 4 | * @author MCD Application Team |
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| 5 | * @brief Header file of GPIO LL module. |
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| 6 | ****************************************************************************** |
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| 7 | * @attention |
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| 8 | * |
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| 9 | * <h2><center>© Copyright (c) 2017 STMicroelectronics. |
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| 10 | * All rights reserved.</center></h2> |
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| 11 | * |
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| 12 | * This software component is licensed by ST under BSD 3-Clause license, |
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| 13 | * the "License"; You may not use this file except in compliance with the |
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| 14 | * License. You may obtain a copy of the License at: |
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| 15 | * opensource.org/licenses/BSD-3-Clause |
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| 16 | * |
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| 17 | ****************************************************************************** |
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| 18 | */ |
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| 19 | |||
| 20 | /* Define to prevent recursive inclusion -------------------------------------*/ |
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| 21 | #ifndef __STM32L1xx_LL_GPIO_H |
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| 22 | #define __STM32L1xx_LL_GPIO_H |
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| 23 | |||
| 24 | #ifdef __cplusplus |
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| 25 | extern "C" { |
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| 26 | #endif |
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| 27 | |||
| 28 | /* Includes ------------------------------------------------------------------*/ |
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| 29 | #include "stm32l1xx.h" |
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| 30 | |||
| 31 | /** @addtogroup STM32L1xx_LL_Driver |
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| 32 | * @{ |
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| 33 | */ |
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| 34 | |||
| 35 | #if defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOF) || defined (GPIOG) || defined (GPIOH) |
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| 36 | |||
| 37 | /** @defgroup GPIO_LL GPIO |
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| 38 | * @{ |
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| 39 | */ |
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| 40 | |||
| 41 | /* Private types -------------------------------------------------------------*/ |
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| 42 | /* Private variables ---------------------------------------------------------*/ |
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| 43 | /* Private constants ---------------------------------------------------------*/ |
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| 44 | /* Private macros ------------------------------------------------------------*/ |
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| 45 | #if defined(USE_FULL_LL_DRIVER) |
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| 46 | /** @defgroup GPIO_LL_Private_Macros GPIO Private Macros |
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| 47 | * @{ |
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| 48 | */ |
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| 49 | |||
| 50 | /** |
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| 51 | * @} |
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| 52 | */ |
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| 53 | #endif /*USE_FULL_LL_DRIVER*/ |
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| 54 | |||
| 55 | /* Exported types ------------------------------------------------------------*/ |
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| 56 | #if defined(USE_FULL_LL_DRIVER) |
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| 57 | /** @defgroup GPIO_LL_ES_INIT GPIO Exported Init structures |
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| 58 | * @{ |
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| 59 | */ |
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| 60 | |||
| 61 | /** |
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| 62 | * @brief LL GPIO Init Structure definition |
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| 63 | */ |
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| 64 | typedef struct |
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| 65 | { |
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| 66 | uint32_t Pin; /*!< Specifies the GPIO pins to be configured. |
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| 67 | This parameter can be any value of @ref GPIO_LL_EC_PIN */ |
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| 68 | |||
| 69 | uint32_t Mode; /*!< Specifies the operating mode for the selected pins. |
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| 70 | This parameter can be a value of @ref GPIO_LL_EC_MODE. |
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| 71 | |||
| 72 | GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinMode().*/ |
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| 73 | |||
| 74 | uint32_t Speed; /*!< Specifies the speed for the selected pins. |
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| 75 | This parameter can be a value of @ref GPIO_LL_EC_SPEED. |
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| 76 | |||
| 77 | GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinSpeed().*/ |
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| 78 | |||
| 79 | uint32_t OutputType; /*!< Specifies the operating output type for the selected pins. |
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| 80 | This parameter can be a value of @ref GPIO_LL_EC_OUTPUT. |
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| 81 | |||
| 82 | GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinOutputType().*/ |
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| 83 | |||
| 84 | uint32_t Pull; /*!< Specifies the operating Pull-up/Pull down for the selected pins. |
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| 85 | This parameter can be a value of @ref GPIO_LL_EC_PULL. |
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| 86 | |||
| 87 | GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetPinPull().*/ |
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| 88 | |||
| 89 | uint32_t Alternate; /*!< Specifies the Peripheral to be connected to the selected pins. |
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| 90 | This parameter can be a value of @ref GPIO_LL_EC_AF. |
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| 91 | |||
| 92 | GPIO HW configuration can be modified afterwards using unitary function @ref LL_GPIO_SetAFPin_0_7() and LL_GPIO_SetAFPin_8_15().*/ |
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| 93 | } LL_GPIO_InitTypeDef; |
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| 94 | |||
| 95 | /** |
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| 96 | * @} |
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| 97 | */ |
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| 98 | #endif /* USE_FULL_LL_DRIVER */ |
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| 99 | |||
| 100 | /* Exported constants --------------------------------------------------------*/ |
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| 101 | /** @defgroup GPIO_LL_Exported_Constants GPIO Exported Constants |
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| 102 | * @{ |
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| 103 | */ |
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| 104 | |||
| 105 | /** @defgroup GPIO_LL_EC_PIN PIN |
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| 106 | * @{ |
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| 107 | */ |
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| 108 | #define LL_GPIO_PIN_0 GPIO_BSRR_BS_0 /*!< Select pin 0 */ |
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| 109 | #define LL_GPIO_PIN_1 GPIO_BSRR_BS_1 /*!< Select pin 1 */ |
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| 110 | #define LL_GPIO_PIN_2 GPIO_BSRR_BS_2 /*!< Select pin 2 */ |
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| 111 | #define LL_GPIO_PIN_3 GPIO_BSRR_BS_3 /*!< Select pin 3 */ |
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| 112 | #define LL_GPIO_PIN_4 GPIO_BSRR_BS_4 /*!< Select pin 4 */ |
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| 113 | #define LL_GPIO_PIN_5 GPIO_BSRR_BS_5 /*!< Select pin 5 */ |
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| 114 | #define LL_GPIO_PIN_6 GPIO_BSRR_BS_6 /*!< Select pin 6 */ |
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| 115 | #define LL_GPIO_PIN_7 GPIO_BSRR_BS_7 /*!< Select pin 7 */ |
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| 116 | #define LL_GPIO_PIN_8 GPIO_BSRR_BS_8 /*!< Select pin 8 */ |
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| 117 | #define LL_GPIO_PIN_9 GPIO_BSRR_BS_9 /*!< Select pin 9 */ |
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| 118 | #define LL_GPIO_PIN_10 GPIO_BSRR_BS_10 /*!< Select pin 10 */ |
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| 119 | #define LL_GPIO_PIN_11 GPIO_BSRR_BS_11 /*!< Select pin 11 */ |
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| 120 | #define LL_GPIO_PIN_12 GPIO_BSRR_BS_12 /*!< Select pin 12 */ |
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| 121 | #define LL_GPIO_PIN_13 GPIO_BSRR_BS_13 /*!< Select pin 13 */ |
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| 122 | #define LL_GPIO_PIN_14 GPIO_BSRR_BS_14 /*!< Select pin 14 */ |
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| 123 | #define LL_GPIO_PIN_15 GPIO_BSRR_BS_15 /*!< Select pin 15 */ |
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| 124 | #define LL_GPIO_PIN_ALL (GPIO_BSRR_BS_0 | GPIO_BSRR_BS_1 | GPIO_BSRR_BS_2 | \ |
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| 125 | GPIO_BSRR_BS_3 | GPIO_BSRR_BS_4 | GPIO_BSRR_BS_5 | \ |
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| 126 | GPIO_BSRR_BS_6 | GPIO_BSRR_BS_7 | GPIO_BSRR_BS_8 | \ |
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| 127 | GPIO_BSRR_BS_9 | GPIO_BSRR_BS_10 | GPIO_BSRR_BS_11 | \ |
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| 128 | GPIO_BSRR_BS_12 | GPIO_BSRR_BS_13 | GPIO_BSRR_BS_14 | \ |
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| 129 | GPIO_BSRR_BS_15) /*!< Select all pins */ |
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| 130 | /** |
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| 131 | * @} |
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| 132 | */ |
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| 133 | |||
| 134 | /** @defgroup GPIO_LL_EC_MODE Mode |
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| 135 | * @{ |
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| 136 | */ |
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| 137 | #define LL_GPIO_MODE_INPUT (0x00000000U) /*!< Select input mode */ |
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| 138 | #define LL_GPIO_MODE_OUTPUT GPIO_MODER_MODER0_0 /*!< Select output mode */ |
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| 139 | #define LL_GPIO_MODE_ALTERNATE GPIO_MODER_MODER0_1 /*!< Select alternate function mode */ |
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| 140 | #define LL_GPIO_MODE_ANALOG GPIO_MODER_MODER0 /*!< Select analog mode */ |
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| 141 | /** |
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| 142 | * @} |
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| 143 | */ |
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| 144 | |||
| 145 | /** @defgroup GPIO_LL_EC_OUTPUT Output Type |
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| 146 | * @{ |
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| 147 | */ |
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| 148 | #define LL_GPIO_OUTPUT_PUSHPULL (0x00000000U) /*!< Select push-pull as output type */ |
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| 149 | #define LL_GPIO_OUTPUT_OPENDRAIN GPIO_OTYPER_OT_0 /*!< Select open-drain as output type */ |
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| 150 | /** |
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| 151 | * @} |
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| 152 | */ |
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| 153 | |||
| 154 | /** @defgroup GPIO_LL_EC_SPEED Output Speed |
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| 155 | * @{ |
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| 156 | */ |
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| 157 | #define LL_GPIO_SPEED_FREQ_LOW (0x00000000U) /*!< Select I/O low output speed */ |
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| 158 | #define LL_GPIO_SPEED_FREQ_MEDIUM GPIO_OSPEEDER_OSPEEDR0_0 /*!< Select I/O medium output speed */ |
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| 159 | #define LL_GPIO_SPEED_FREQ_HIGH GPIO_OSPEEDER_OSPEEDR0_1 /*!< Select I/O fast output speed */ |
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| 160 | #define LL_GPIO_SPEED_FREQ_VERY_HIGH GPIO_OSPEEDER_OSPEEDR0 /*!< Select I/O high output speed */ |
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| 161 | /** |
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| 162 | * @} |
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| 163 | */ |
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| 164 | |||
| 165 | /** @defgroup GPIO_LL_EC_PULL Pull Up Pull Down |
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| 166 | * @{ |
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| 167 | */ |
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| 168 | #define LL_GPIO_PULL_NO (0x00000000U) /*!< Select I/O no pull */ |
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| 169 | #define LL_GPIO_PULL_UP GPIO_PUPDR_PUPDR0_0 /*!< Select I/O pull up */ |
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| 170 | #define LL_GPIO_PULL_DOWN GPIO_PUPDR_PUPDR0_1 /*!< Select I/O pull down */ |
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| 171 | /** |
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| 172 | * @} |
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| 173 | */ |
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| 174 | |||
| 175 | /** @defgroup GPIO_LL_EC_AF Alternate Function |
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| 176 | * @{ |
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| 177 | */ |
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| 178 | #define LL_GPIO_AF_0 (0x0000000U) /*!< Select alternate function 0 */ |
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| 179 | #define LL_GPIO_AF_1 (0x0000001U) /*!< Select alternate function 1 */ |
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| 180 | #define LL_GPIO_AF_2 (0x0000002U) /*!< Select alternate function 2 */ |
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| 181 | #define LL_GPIO_AF_3 (0x0000003U) /*!< Select alternate function 3 */ |
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| 182 | #define LL_GPIO_AF_4 (0x0000004U) /*!< Select alternate function 4 */ |
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| 183 | #define LL_GPIO_AF_5 (0x0000005U) /*!< Select alternate function 5 */ |
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| 184 | #define LL_GPIO_AF_6 (0x0000006U) /*!< Select alternate function 6 */ |
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| 185 | #define LL_GPIO_AF_7 (0x0000007U) /*!< Select alternate function 7 */ |
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| 186 | #define LL_GPIO_AF_8 (0x0000008U) /*!< Select alternate function 8 */ |
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| 187 | #define LL_GPIO_AF_9 (0x0000009U) /*!< Select alternate function 9 */ |
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| 188 | #define LL_GPIO_AF_10 (0x000000AU) /*!< Select alternate function 10 */ |
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| 189 | #define LL_GPIO_AF_11 (0x000000BU) /*!< Select alternate function 11 */ |
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| 190 | #define LL_GPIO_AF_12 (0x000000CU) /*!< Select alternate function 12 */ |
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| 191 | #define LL_GPIO_AF_13 (0x000000DU) /*!< Select alternate function 13 */ |
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| 192 | #define LL_GPIO_AF_14 (0x000000EU) /*!< Select alternate function 14 */ |
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| 193 | #define LL_GPIO_AF_15 (0x000000FU) /*!< Select alternate function 15 */ |
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| 194 | /** |
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| 195 | * @} |
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| 196 | */ |
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| 197 | |||
| 198 | /** |
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| 199 | * @} |
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| 200 | */ |
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| 201 | |||
| 202 | /* Exported macro ------------------------------------------------------------*/ |
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| 203 | /** @defgroup GPIO_LL_Exported_Macros GPIO Exported Macros |
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| 204 | * @{ |
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| 205 | */ |
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| 206 | |||
| 207 | /** @defgroup GPIO_LL_EM_WRITE_READ Common Write and read registers Macros |
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| 208 | * @{ |
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| 209 | */ |
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| 210 | |||
| 211 | /** |
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| 212 | * @brief Write a value in GPIO register |
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| 213 | * @param __INSTANCE__ GPIO Instance |
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| 214 | * @param __REG__ Register to be written |
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| 215 | * @param __VALUE__ Value to be written in the register |
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| 216 | * @retval None |
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| 217 | */ |
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| 218 | #define LL_GPIO_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) |
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| 219 | |||
| 220 | /** |
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| 221 | * @brief Read a value in GPIO register |
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| 222 | * @param __INSTANCE__ GPIO Instance |
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| 223 | * @param __REG__ Register to be read |
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| 224 | * @retval Register value |
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| 225 | */ |
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| 226 | #define LL_GPIO_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) |
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| 227 | /** |
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| 228 | * @} |
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| 229 | */ |
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| 230 | |||
| 231 | /** |
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| 232 | * @} |
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| 233 | */ |
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| 234 | |||
| 235 | /* Exported functions --------------------------------------------------------*/ |
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| 236 | /** @defgroup GPIO_LL_Exported_Functions GPIO Exported Functions |
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| 237 | * @{ |
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| 238 | */ |
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| 239 | |||
| 240 | /** @defgroup GPIO_LL_EF_Port_Configuration Port Configuration |
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| 241 | * @{ |
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| 242 | */ |
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| 243 | |||
| 244 | /** |
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| 245 | * @brief Configure gpio mode for a dedicated pin on dedicated port. |
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| 246 | * @note I/O mode can be Input mode, General purpose output, Alternate function mode or Analog. |
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| 247 | * @note Warning: only one pin can be passed as parameter. |
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| 248 | * @rmtoll MODER MODEy LL_GPIO_SetPinMode |
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| 249 | * @param GPIOx GPIO Port |
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| 250 | * @param Pin This parameter can be one of the following values: |
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| 251 | * @arg @ref LL_GPIO_PIN_0 |
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| 252 | * @arg @ref LL_GPIO_PIN_1 |
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| 253 | * @arg @ref LL_GPIO_PIN_2 |
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| 254 | * @arg @ref LL_GPIO_PIN_3 |
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| 255 | * @arg @ref LL_GPIO_PIN_4 |
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| 256 | * @arg @ref LL_GPIO_PIN_5 |
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| 257 | * @arg @ref LL_GPIO_PIN_6 |
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| 258 | * @arg @ref LL_GPIO_PIN_7 |
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| 259 | * @arg @ref LL_GPIO_PIN_8 |
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| 260 | * @arg @ref LL_GPIO_PIN_9 |
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| 261 | * @arg @ref LL_GPIO_PIN_10 |
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| 262 | * @arg @ref LL_GPIO_PIN_11 |
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| 263 | * @arg @ref LL_GPIO_PIN_12 |
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| 264 | * @arg @ref LL_GPIO_PIN_13 |
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| 265 | * @arg @ref LL_GPIO_PIN_14 |
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| 266 | * @arg @ref LL_GPIO_PIN_15 |
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| 267 | * @param Mode This parameter can be one of the following values: |
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| 268 | * @arg @ref LL_GPIO_MODE_INPUT |
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| 269 | * @arg @ref LL_GPIO_MODE_OUTPUT |
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| 270 | * @arg @ref LL_GPIO_MODE_ALTERNATE |
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| 271 | * @arg @ref LL_GPIO_MODE_ANALOG |
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| 272 | * @retval None |
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| 273 | */ |
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| 274 | __STATIC_INLINE void LL_GPIO_SetPinMode(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Mode) |
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| 275 | { |
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| 276 | MODIFY_REG(GPIOx->MODER, (GPIO_MODER_MODER0 << (POSITION_VAL(Pin) * 2U)), (Mode << (POSITION_VAL(Pin) * 2U))); |
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| 277 | } |
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| 278 | |||
| 279 | /** |
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| 280 | * @brief Return gpio mode for a dedicated pin on dedicated port. |
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| 281 | * @note I/O mode can be Input mode, General purpose output, Alternate function mode or Analog. |
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| 282 | * @note Warning: only one pin can be passed as parameter. |
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| 283 | * @rmtoll MODER MODEy LL_GPIO_GetPinMode |
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| 284 | * @param GPIOx GPIO Port |
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| 285 | * @param Pin This parameter can be one of the following values: |
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| 286 | * @arg @ref LL_GPIO_PIN_0 |
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| 287 | * @arg @ref LL_GPIO_PIN_1 |
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| 288 | * @arg @ref LL_GPIO_PIN_2 |
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| 289 | * @arg @ref LL_GPIO_PIN_3 |
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| 290 | * @arg @ref LL_GPIO_PIN_4 |
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| 291 | * @arg @ref LL_GPIO_PIN_5 |
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| 292 | * @arg @ref LL_GPIO_PIN_6 |
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| 293 | * @arg @ref LL_GPIO_PIN_7 |
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| 294 | * @arg @ref LL_GPIO_PIN_8 |
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| 295 | * @arg @ref LL_GPIO_PIN_9 |
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| 296 | * @arg @ref LL_GPIO_PIN_10 |
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| 297 | * @arg @ref LL_GPIO_PIN_11 |
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| 298 | * @arg @ref LL_GPIO_PIN_12 |
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| 299 | * @arg @ref LL_GPIO_PIN_13 |
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| 300 | * @arg @ref LL_GPIO_PIN_14 |
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| 301 | * @arg @ref LL_GPIO_PIN_15 |
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| 302 | * @retval Returned value can be one of the following values: |
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| 303 | * @arg @ref LL_GPIO_MODE_INPUT |
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| 304 | * @arg @ref LL_GPIO_MODE_OUTPUT |
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| 305 | * @arg @ref LL_GPIO_MODE_ALTERNATE |
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| 306 | * @arg @ref LL_GPIO_MODE_ANALOG |
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| 307 | */ |
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| 308 | __STATIC_INLINE uint32_t LL_GPIO_GetPinMode(GPIO_TypeDef *GPIOx, uint32_t Pin) |
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| 309 | { |
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| 310 | return (uint32_t)(READ_BIT(GPIOx->MODER, |
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| 311 | (GPIO_MODER_MODER0 << (POSITION_VAL(Pin) * 2U))) >> (POSITION_VAL(Pin) * 2U)); |
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| 312 | } |
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| 313 | |||
| 314 | /** |
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| 315 | * @brief Configure gpio output type for several pins on dedicated port. |
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| 316 | * @note Output type as to be set when gpio pin is in output or |
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| 317 | * alternate modes. Possible type are Push-pull or Open-drain. |
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| 318 | * @rmtoll OTYPER OTy LL_GPIO_SetPinOutputType |
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| 319 | * @param GPIOx GPIO Port |
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| 320 | * @param PinMask This parameter can be a combination of the following values: |
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| 321 | * @arg @ref LL_GPIO_PIN_0 |
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| 322 | * @arg @ref LL_GPIO_PIN_1 |
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| 323 | * @arg @ref LL_GPIO_PIN_2 |
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| 324 | * @arg @ref LL_GPIO_PIN_3 |
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| 325 | * @arg @ref LL_GPIO_PIN_4 |
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| 326 | * @arg @ref LL_GPIO_PIN_5 |
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| 327 | * @arg @ref LL_GPIO_PIN_6 |
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| 328 | * @arg @ref LL_GPIO_PIN_7 |
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| 329 | * @arg @ref LL_GPIO_PIN_8 |
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| 330 | * @arg @ref LL_GPIO_PIN_9 |
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| 331 | * @arg @ref LL_GPIO_PIN_10 |
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| 332 | * @arg @ref LL_GPIO_PIN_11 |
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| 333 | * @arg @ref LL_GPIO_PIN_12 |
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| 334 | * @arg @ref LL_GPIO_PIN_13 |
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| 335 | * @arg @ref LL_GPIO_PIN_14 |
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| 336 | * @arg @ref LL_GPIO_PIN_15 |
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| 337 | * @arg @ref LL_GPIO_PIN_ALL |
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| 338 | * @param OutputType This parameter can be one of the following values: |
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| 339 | * @arg @ref LL_GPIO_OUTPUT_PUSHPULL |
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| 340 | * @arg @ref LL_GPIO_OUTPUT_OPENDRAIN |
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| 341 | * @retval None |
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| 342 | */ |
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| 343 | __STATIC_INLINE void LL_GPIO_SetPinOutputType(GPIO_TypeDef *GPIOx, uint32_t PinMask, uint32_t OutputType) |
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| 344 | { |
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| 345 | MODIFY_REG(GPIOx->OTYPER, PinMask, (PinMask * OutputType)); |
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| 346 | } |
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| 347 | |||
| 348 | /** |
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| 349 | * @brief Return gpio output type for several pins on dedicated port. |
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| 350 | * @note Output type as to be set when gpio pin is in output or |
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| 351 | * alternate modes. Possible type are Push-pull or Open-drain. |
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| 352 | * @note Warning: only one pin can be passed as parameter. |
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| 353 | * @rmtoll OTYPER OTy LL_GPIO_GetPinOutputType |
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| 354 | * @param GPIOx GPIO Port |
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| 355 | * @param Pin This parameter can be one of the following values: |
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| 356 | * @arg @ref LL_GPIO_PIN_0 |
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| 357 | * @arg @ref LL_GPIO_PIN_1 |
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| 358 | * @arg @ref LL_GPIO_PIN_2 |
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| 359 | * @arg @ref LL_GPIO_PIN_3 |
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| 360 | * @arg @ref LL_GPIO_PIN_4 |
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| 361 | * @arg @ref LL_GPIO_PIN_5 |
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| 362 | * @arg @ref LL_GPIO_PIN_6 |
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| 363 | * @arg @ref LL_GPIO_PIN_7 |
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| 364 | * @arg @ref LL_GPIO_PIN_8 |
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| 365 | * @arg @ref LL_GPIO_PIN_9 |
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| 366 | * @arg @ref LL_GPIO_PIN_10 |
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| 367 | * @arg @ref LL_GPIO_PIN_11 |
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| 368 | * @arg @ref LL_GPIO_PIN_12 |
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| 369 | * @arg @ref LL_GPIO_PIN_13 |
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| 370 | * @arg @ref LL_GPIO_PIN_14 |
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| 371 | * @arg @ref LL_GPIO_PIN_15 |
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| 372 | * @arg @ref LL_GPIO_PIN_ALL |
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| 373 | * @retval Returned value can be one of the following values: |
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| 374 | * @arg @ref LL_GPIO_OUTPUT_PUSHPULL |
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| 375 | * @arg @ref LL_GPIO_OUTPUT_OPENDRAIN |
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| 376 | */ |
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| 377 | __STATIC_INLINE uint32_t LL_GPIO_GetPinOutputType(GPIO_TypeDef *GPIOx, uint32_t Pin) |
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| 378 | { |
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| 379 | return (uint32_t)(READ_BIT(GPIOx->OTYPER, Pin) >> POSITION_VAL(Pin)); |
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| 380 | } |
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| 381 | |||
| 382 | /** |
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| 383 | * @brief Configure gpio speed for a dedicated pin on dedicated port. |
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| 384 | * @note I/O speed can be Low, Medium, Fast or High speed. |
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| 385 | * @note Warning: only one pin can be passed as parameter. |
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| 386 | * @note Refer to datasheet for frequency specifications and the power |
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| 387 | * supply and load conditions for each speed. |
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| 388 | * @rmtoll OSPEEDR OSPEEDy LL_GPIO_SetPinSpeed |
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| 389 | * @param GPIOx GPIO Port |
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| 390 | * @param Pin This parameter can be one of the following values: |
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| 391 | * @arg @ref LL_GPIO_PIN_0 |
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| 392 | * @arg @ref LL_GPIO_PIN_1 |
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| 393 | * @arg @ref LL_GPIO_PIN_2 |
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| 394 | * @arg @ref LL_GPIO_PIN_3 |
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| 395 | * @arg @ref LL_GPIO_PIN_4 |
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| 396 | * @arg @ref LL_GPIO_PIN_5 |
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| 397 | * @arg @ref LL_GPIO_PIN_6 |
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| 398 | * @arg @ref LL_GPIO_PIN_7 |
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| 399 | * @arg @ref LL_GPIO_PIN_8 |
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| 400 | * @arg @ref LL_GPIO_PIN_9 |
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| 401 | * @arg @ref LL_GPIO_PIN_10 |
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| 402 | * @arg @ref LL_GPIO_PIN_11 |
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| 403 | * @arg @ref LL_GPIO_PIN_12 |
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| 404 | * @arg @ref LL_GPIO_PIN_13 |
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| 405 | * @arg @ref LL_GPIO_PIN_14 |
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| 406 | * @arg @ref LL_GPIO_PIN_15 |
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| 407 | * @param Speed This parameter can be one of the following values: |
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| 408 | * @arg @ref LL_GPIO_SPEED_FREQ_LOW |
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| 409 | * @arg @ref LL_GPIO_SPEED_FREQ_MEDIUM |
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| 410 | * @arg @ref LL_GPIO_SPEED_FREQ_HIGH |
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| 411 | * @arg @ref LL_GPIO_SPEED_FREQ_VERY_HIGH |
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| 412 | * @retval None |
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| 413 | */ |
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| 414 | __STATIC_INLINE void LL_GPIO_SetPinSpeed(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Speed) |
||
| 415 | { |
||
| 416 | MODIFY_REG(GPIOx->OSPEEDR, (GPIO_OSPEEDER_OSPEEDR0 << (POSITION_VAL(Pin) * 2U)), |
||
| 417 | (Speed << (POSITION_VAL(Pin) * 2U))); |
||
| 418 | } |
||
| 419 | |||
| 420 | /** |
||
| 421 | * @brief Return gpio speed for a dedicated pin on dedicated port. |
||
| 422 | * @note I/O speed can be Low, Medium, Fast or High speed. |
||
| 423 | * @note Warning: only one pin can be passed as parameter. |
||
| 424 | * @note Refer to datasheet for frequency specifications and the power |
||
| 425 | * supply and load conditions for each speed. |
||
| 426 | * @rmtoll OSPEEDR OSPEEDy LL_GPIO_GetPinSpeed |
||
| 427 | * @param GPIOx GPIO Port |
||
| 428 | * @param Pin This parameter can be one of the following values: |
||
| 429 | * @arg @ref LL_GPIO_PIN_0 |
||
| 430 | * @arg @ref LL_GPIO_PIN_1 |
||
| 431 | * @arg @ref LL_GPIO_PIN_2 |
||
| 432 | * @arg @ref LL_GPIO_PIN_3 |
||
| 433 | * @arg @ref LL_GPIO_PIN_4 |
||
| 434 | * @arg @ref LL_GPIO_PIN_5 |
||
| 435 | * @arg @ref LL_GPIO_PIN_6 |
||
| 436 | * @arg @ref LL_GPIO_PIN_7 |
||
| 437 | * @arg @ref LL_GPIO_PIN_8 |
||
| 438 | * @arg @ref LL_GPIO_PIN_9 |
||
| 439 | * @arg @ref LL_GPIO_PIN_10 |
||
| 440 | * @arg @ref LL_GPIO_PIN_11 |
||
| 441 | * @arg @ref LL_GPIO_PIN_12 |
||
| 442 | * @arg @ref LL_GPIO_PIN_13 |
||
| 443 | * @arg @ref LL_GPIO_PIN_14 |
||
| 444 | * @arg @ref LL_GPIO_PIN_15 |
||
| 445 | * @retval Returned value can be one of the following values: |
||
| 446 | * @arg @ref LL_GPIO_SPEED_FREQ_LOW |
||
| 447 | * @arg @ref LL_GPIO_SPEED_FREQ_MEDIUM |
||
| 448 | * @arg @ref LL_GPIO_SPEED_FREQ_HIGH |
||
| 449 | * @arg @ref LL_GPIO_SPEED_FREQ_VERY_HIGH |
||
| 450 | */ |
||
| 451 | __STATIC_INLINE uint32_t LL_GPIO_GetPinSpeed(GPIO_TypeDef *GPIOx, uint32_t Pin) |
||
| 452 | { |
||
| 453 | return (uint32_t)(READ_BIT(GPIOx->OSPEEDR, |
||
| 454 | (GPIO_OSPEEDER_OSPEEDR0 << (POSITION_VAL(Pin) * 2U))) >> (POSITION_VAL(Pin) * 2U)); |
||
| 455 | } |
||
| 456 | |||
| 457 | /** |
||
| 458 | * @brief Configure gpio pull-up or pull-down for a dedicated pin on a dedicated port. |
||
| 459 | * @note Warning: only one pin can be passed as parameter. |
||
| 460 | * @rmtoll PUPDR PUPDy LL_GPIO_SetPinPull |
||
| 461 | * @param GPIOx GPIO Port |
||
| 462 | * @param Pin This parameter can be one of the following values: |
||
| 463 | * @arg @ref LL_GPIO_PIN_0 |
||
| 464 | * @arg @ref LL_GPIO_PIN_1 |
||
| 465 | * @arg @ref LL_GPIO_PIN_2 |
||
| 466 | * @arg @ref LL_GPIO_PIN_3 |
||
| 467 | * @arg @ref LL_GPIO_PIN_4 |
||
| 468 | * @arg @ref LL_GPIO_PIN_5 |
||
| 469 | * @arg @ref LL_GPIO_PIN_6 |
||
| 470 | * @arg @ref LL_GPIO_PIN_7 |
||
| 471 | * @arg @ref LL_GPIO_PIN_8 |
||
| 472 | * @arg @ref LL_GPIO_PIN_9 |
||
| 473 | * @arg @ref LL_GPIO_PIN_10 |
||
| 474 | * @arg @ref LL_GPIO_PIN_11 |
||
| 475 | * @arg @ref LL_GPIO_PIN_12 |
||
| 476 | * @arg @ref LL_GPIO_PIN_13 |
||
| 477 | * @arg @ref LL_GPIO_PIN_14 |
||
| 478 | * @arg @ref LL_GPIO_PIN_15 |
||
| 479 | * @param Pull This parameter can be one of the following values: |
||
| 480 | * @arg @ref LL_GPIO_PULL_NO |
||
| 481 | * @arg @ref LL_GPIO_PULL_UP |
||
| 482 | * @arg @ref LL_GPIO_PULL_DOWN |
||
| 483 | * @retval None |
||
| 484 | */ |
||
| 485 | __STATIC_INLINE void LL_GPIO_SetPinPull(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Pull) |
||
| 486 | { |
||
| 487 | MODIFY_REG(GPIOx->PUPDR, (GPIO_PUPDR_PUPDR0 << (POSITION_VAL(Pin) * 2U)), (Pull << (POSITION_VAL(Pin) * 2U))); |
||
| 488 | } |
||
| 489 | |||
| 490 | /** |
||
| 491 | * @brief Return gpio pull-up or pull-down for a dedicated pin on a dedicated port |
||
| 492 | * @note Warning: only one pin can be passed as parameter. |
||
| 493 | * @rmtoll PUPDR PUPDy LL_GPIO_GetPinPull |
||
| 494 | * @param GPIOx GPIO Port |
||
| 495 | * @param Pin This parameter can be one of the following values: |
||
| 496 | * @arg @ref LL_GPIO_PIN_0 |
||
| 497 | * @arg @ref LL_GPIO_PIN_1 |
||
| 498 | * @arg @ref LL_GPIO_PIN_2 |
||
| 499 | * @arg @ref LL_GPIO_PIN_3 |
||
| 500 | * @arg @ref LL_GPIO_PIN_4 |
||
| 501 | * @arg @ref LL_GPIO_PIN_5 |
||
| 502 | * @arg @ref LL_GPIO_PIN_6 |
||
| 503 | * @arg @ref LL_GPIO_PIN_7 |
||
| 504 | * @arg @ref LL_GPIO_PIN_8 |
||
| 505 | * @arg @ref LL_GPIO_PIN_9 |
||
| 506 | * @arg @ref LL_GPIO_PIN_10 |
||
| 507 | * @arg @ref LL_GPIO_PIN_11 |
||
| 508 | * @arg @ref LL_GPIO_PIN_12 |
||
| 509 | * @arg @ref LL_GPIO_PIN_13 |
||
| 510 | * @arg @ref LL_GPIO_PIN_14 |
||
| 511 | * @arg @ref LL_GPIO_PIN_15 |
||
| 512 | * @retval Returned value can be one of the following values: |
||
| 513 | * @arg @ref LL_GPIO_PULL_NO |
||
| 514 | * @arg @ref LL_GPIO_PULL_UP |
||
| 515 | * @arg @ref LL_GPIO_PULL_DOWN |
||
| 516 | */ |
||
| 517 | __STATIC_INLINE uint32_t LL_GPIO_GetPinPull(GPIO_TypeDef *GPIOx, uint32_t Pin) |
||
| 518 | { |
||
| 519 | return (uint32_t)(READ_BIT(GPIOx->PUPDR, |
||
| 520 | (GPIO_PUPDR_PUPDR0 << (POSITION_VAL(Pin) * 2U))) >> (POSITION_VAL(Pin) * 2U)); |
||
| 521 | } |
||
| 522 | |||
| 523 | /** |
||
| 524 | * @brief Configure gpio alternate function of a dedicated pin from 0 to 7 for a dedicated port. |
||
| 525 | * @note Possible values are from AF0 to AF15 depending on target. |
||
| 526 | * @note Warning: only one pin can be passed as parameter. |
||
| 527 | * @rmtoll AFRL AFSELy LL_GPIO_SetAFPin_0_7 |
||
| 528 | * @param GPIOx GPIO Port |
||
| 529 | * @param Pin This parameter can be one of the following values: |
||
| 530 | * @arg @ref LL_GPIO_PIN_0 |
||
| 531 | * @arg @ref LL_GPIO_PIN_1 |
||
| 532 | * @arg @ref LL_GPIO_PIN_2 |
||
| 533 | * @arg @ref LL_GPIO_PIN_3 |
||
| 534 | * @arg @ref LL_GPIO_PIN_4 |
||
| 535 | * @arg @ref LL_GPIO_PIN_5 |
||
| 536 | * @arg @ref LL_GPIO_PIN_6 |
||
| 537 | * @arg @ref LL_GPIO_PIN_7 |
||
| 538 | * @param Alternate This parameter can be one of the following values: |
||
| 539 | * @arg @ref LL_GPIO_AF_0 |
||
| 540 | * @arg @ref LL_GPIO_AF_1 |
||
| 541 | * @arg @ref LL_GPIO_AF_2 |
||
| 542 | * @arg @ref LL_GPIO_AF_3 |
||
| 543 | * @arg @ref LL_GPIO_AF_4 |
||
| 544 | * @arg @ref LL_GPIO_AF_5 |
||
| 545 | * @arg @ref LL_GPIO_AF_6 |
||
| 546 | * @arg @ref LL_GPIO_AF_7 |
||
| 547 | * @arg @ref LL_GPIO_AF_8 |
||
| 548 | * @arg @ref LL_GPIO_AF_9 |
||
| 549 | * @arg @ref LL_GPIO_AF_10 |
||
| 550 | * @arg @ref LL_GPIO_AF_11 |
||
| 551 | * @arg @ref LL_GPIO_AF_12 |
||
| 552 | * @arg @ref LL_GPIO_AF_13 |
||
| 553 | * @arg @ref LL_GPIO_AF_14 |
||
| 554 | * @arg @ref LL_GPIO_AF_15 |
||
| 555 | * @retval None |
||
| 556 | */ |
||
| 557 | __STATIC_INLINE void LL_GPIO_SetAFPin_0_7(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate) |
||
| 558 | { |
||
| 559 | MODIFY_REG(GPIOx->AFR[0], (GPIO_AFRL_AFSEL0 << (POSITION_VAL(Pin) * 4U)), |
||
| 560 | (Alternate << (POSITION_VAL(Pin) * 4U))); |
||
| 561 | } |
||
| 562 | |||
| 563 | /** |
||
| 564 | * @brief Return gpio alternate function of a dedicated pin from 0 to 7 for a dedicated port. |
||
| 565 | * @rmtoll AFRL AFSELy LL_GPIO_GetAFPin_0_7 |
||
| 566 | * @param GPIOx GPIO Port |
||
| 567 | * @param Pin This parameter can be one of the following values: |
||
| 568 | * @arg @ref LL_GPIO_PIN_0 |
||
| 569 | * @arg @ref LL_GPIO_PIN_1 |
||
| 570 | * @arg @ref LL_GPIO_PIN_2 |
||
| 571 | * @arg @ref LL_GPIO_PIN_3 |
||
| 572 | * @arg @ref LL_GPIO_PIN_4 |
||
| 573 | * @arg @ref LL_GPIO_PIN_5 |
||
| 574 | * @arg @ref LL_GPIO_PIN_6 |
||
| 575 | * @arg @ref LL_GPIO_PIN_7 |
||
| 576 | * @retval Returned value can be one of the following values: |
||
| 577 | * @arg @ref LL_GPIO_AF_0 |
||
| 578 | * @arg @ref LL_GPIO_AF_1 |
||
| 579 | * @arg @ref LL_GPIO_AF_2 |
||
| 580 | * @arg @ref LL_GPIO_AF_3 |
||
| 581 | * @arg @ref LL_GPIO_AF_4 |
||
| 582 | * @arg @ref LL_GPIO_AF_5 |
||
| 583 | * @arg @ref LL_GPIO_AF_6 |
||
| 584 | * @arg @ref LL_GPIO_AF_7 |
||
| 585 | * @arg @ref LL_GPIO_AF_8 |
||
| 586 | * @arg @ref LL_GPIO_AF_9 |
||
| 587 | * @arg @ref LL_GPIO_AF_10 |
||
| 588 | * @arg @ref LL_GPIO_AF_11 |
||
| 589 | * @arg @ref LL_GPIO_AF_12 |
||
| 590 | * @arg @ref LL_GPIO_AF_13 |
||
| 591 | * @arg @ref LL_GPIO_AF_14 |
||
| 592 | * @arg @ref LL_GPIO_AF_15 |
||
| 593 | */ |
||
| 594 | __STATIC_INLINE uint32_t LL_GPIO_GetAFPin_0_7(GPIO_TypeDef *GPIOx, uint32_t Pin) |
||
| 595 | { |
||
| 596 | return (uint32_t)(READ_BIT(GPIOx->AFR[0], |
||
| 597 | (GPIO_AFRL_AFSEL0 << (POSITION_VAL(Pin) * 4U))) >> (POSITION_VAL(Pin) * 4U)); |
||
| 598 | } |
||
| 599 | |||
| 600 | /** |
||
| 601 | * @brief Configure gpio alternate function of a dedicated pin from 8 to 15 for a dedicated port. |
||
| 602 | * @note Possible values are from AF0 to AF15 depending on target. |
||
| 603 | * @note Warning: only one pin can be passed as parameter. |
||
| 604 | * @rmtoll AFRH AFSELy LL_GPIO_SetAFPin_8_15 |
||
| 605 | * @param GPIOx GPIO Port |
||
| 606 | * @param Pin This parameter can be one of the following values: |
||
| 607 | * @arg @ref LL_GPIO_PIN_8 |
||
| 608 | * @arg @ref LL_GPIO_PIN_9 |
||
| 609 | * @arg @ref LL_GPIO_PIN_10 |
||
| 610 | * @arg @ref LL_GPIO_PIN_11 |
||
| 611 | * @arg @ref LL_GPIO_PIN_12 |
||
| 612 | * @arg @ref LL_GPIO_PIN_13 |
||
| 613 | * @arg @ref LL_GPIO_PIN_14 |
||
| 614 | * @arg @ref LL_GPIO_PIN_15 |
||
| 615 | * @param Alternate This parameter can be one of the following values: |
||
| 616 | * @arg @ref LL_GPIO_AF_0 |
||
| 617 | * @arg @ref LL_GPIO_AF_1 |
||
| 618 | * @arg @ref LL_GPIO_AF_2 |
||
| 619 | * @arg @ref LL_GPIO_AF_3 |
||
| 620 | * @arg @ref LL_GPIO_AF_4 |
||
| 621 | * @arg @ref LL_GPIO_AF_5 |
||
| 622 | * @arg @ref LL_GPIO_AF_6 |
||
| 623 | * @arg @ref LL_GPIO_AF_7 |
||
| 624 | * @arg @ref LL_GPIO_AF_8 |
||
| 625 | * @arg @ref LL_GPIO_AF_9 |
||
| 626 | * @arg @ref LL_GPIO_AF_10 |
||
| 627 | * @arg @ref LL_GPIO_AF_11 |
||
| 628 | * @arg @ref LL_GPIO_AF_12 |
||
| 629 | * @arg @ref LL_GPIO_AF_13 |
||
| 630 | * @arg @ref LL_GPIO_AF_14 |
||
| 631 | * @arg @ref LL_GPIO_AF_15 |
||
| 632 | * @retval None |
||
| 633 | */ |
||
| 634 | __STATIC_INLINE void LL_GPIO_SetAFPin_8_15(GPIO_TypeDef *GPIOx, uint32_t Pin, uint32_t Alternate) |
||
| 635 | { |
||
| 636 | MODIFY_REG(GPIOx->AFR[1], (GPIO_AFRH_AFSEL8 << (POSITION_VAL(Pin >> 8U) * 4U)), |
||
| 637 | (Alternate << (POSITION_VAL(Pin >> 8U) * 4U))); |
||
| 638 | } |
||
| 639 | |||
| 640 | /** |
||
| 641 | * @brief Return gpio alternate function of a dedicated pin from 8 to 15 for a dedicated port. |
||
| 642 | * @note Possible values are from AF0 to AF15 depending on target. |
||
| 643 | * @rmtoll AFRH AFSELy LL_GPIO_GetAFPin_8_15 |
||
| 644 | * @param GPIOx GPIO Port |
||
| 645 | * @param Pin This parameter can be one of the following values: |
||
| 646 | * @arg @ref LL_GPIO_PIN_8 |
||
| 647 | * @arg @ref LL_GPIO_PIN_9 |
||
| 648 | * @arg @ref LL_GPIO_PIN_10 |
||
| 649 | * @arg @ref LL_GPIO_PIN_11 |
||
| 650 | * @arg @ref LL_GPIO_PIN_12 |
||
| 651 | * @arg @ref LL_GPIO_PIN_13 |
||
| 652 | * @arg @ref LL_GPIO_PIN_14 |
||
| 653 | * @arg @ref LL_GPIO_PIN_15 |
||
| 654 | * @retval Returned value can be one of the following values: |
||
| 655 | * @arg @ref LL_GPIO_AF_0 |
||
| 656 | * @arg @ref LL_GPIO_AF_1 |
||
| 657 | * @arg @ref LL_GPIO_AF_2 |
||
| 658 | * @arg @ref LL_GPIO_AF_3 |
||
| 659 | * @arg @ref LL_GPIO_AF_4 |
||
| 660 | * @arg @ref LL_GPIO_AF_5 |
||
| 661 | * @arg @ref LL_GPIO_AF_6 |
||
| 662 | * @arg @ref LL_GPIO_AF_7 |
||
| 663 | * @arg @ref LL_GPIO_AF_8 |
||
| 664 | * @arg @ref LL_GPIO_AF_9 |
||
| 665 | * @arg @ref LL_GPIO_AF_10 |
||
| 666 | * @arg @ref LL_GPIO_AF_11 |
||
| 667 | * @arg @ref LL_GPIO_AF_12 |
||
| 668 | * @arg @ref LL_GPIO_AF_13 |
||
| 669 | * @arg @ref LL_GPIO_AF_14 |
||
| 670 | * @arg @ref LL_GPIO_AF_15 |
||
| 671 | */ |
||
| 672 | __STATIC_INLINE uint32_t LL_GPIO_GetAFPin_8_15(GPIO_TypeDef *GPIOx, uint32_t Pin) |
||
| 673 | { |
||
| 674 | return (uint32_t)(READ_BIT(GPIOx->AFR[1], |
||
| 675 | (GPIO_AFRH_AFSEL8 << (POSITION_VAL(Pin >> 8U) * 4U))) >> (POSITION_VAL(Pin >> 8U) * 4U)); |
||
| 676 | } |
||
| 677 | |||
| 678 | |||
| 679 | /** |
||
| 680 | * @brief Lock configuration of several pins for a dedicated port. |
||
| 681 | * @note When the lock sequence has been applied on a port bit, the |
||
| 682 | * value of this port bit can no longer be modified until the |
||
| 683 | * next reset. |
||
| 684 | * @note Each lock bit freezes a specific configuration register |
||
| 685 | * (control and alternate function registers). |
||
| 686 | * @rmtoll LCKR LCKK LL_GPIO_LockPin |
||
| 687 | * @param GPIOx GPIO Port |
||
| 688 | * @param PinMask This parameter can be a combination of the following values: |
||
| 689 | * @arg @ref LL_GPIO_PIN_0 |
||
| 690 | * @arg @ref LL_GPIO_PIN_1 |
||
| 691 | * @arg @ref LL_GPIO_PIN_2 |
||
| 692 | * @arg @ref LL_GPIO_PIN_3 |
||
| 693 | * @arg @ref LL_GPIO_PIN_4 |
||
| 694 | * @arg @ref LL_GPIO_PIN_5 |
||
| 695 | * @arg @ref LL_GPIO_PIN_6 |
||
| 696 | * @arg @ref LL_GPIO_PIN_7 |
||
| 697 | * @arg @ref LL_GPIO_PIN_8 |
||
| 698 | * @arg @ref LL_GPIO_PIN_9 |
||
| 699 | * @arg @ref LL_GPIO_PIN_10 |
||
| 700 | * @arg @ref LL_GPIO_PIN_11 |
||
| 701 | * @arg @ref LL_GPIO_PIN_12 |
||
| 702 | * @arg @ref LL_GPIO_PIN_13 |
||
| 703 | * @arg @ref LL_GPIO_PIN_14 |
||
| 704 | * @arg @ref LL_GPIO_PIN_15 |
||
| 705 | * @arg @ref LL_GPIO_PIN_ALL |
||
| 706 | * @retval None |
||
| 707 | */ |
||
| 708 | __STATIC_INLINE void LL_GPIO_LockPin(GPIO_TypeDef *GPIOx, uint32_t PinMask) |
||
| 709 | { |
||
| 710 | __IO uint32_t temp; |
||
| 711 | WRITE_REG(GPIOx->LCKR, GPIO_LCKR_LCKK | PinMask); |
||
| 712 | WRITE_REG(GPIOx->LCKR, PinMask); |
||
| 713 | WRITE_REG(GPIOx->LCKR, GPIO_LCKR_LCKK | PinMask); |
||
| 714 | /* Read LCKK register. This read is mandatory to complete key lock sequence */ |
||
| 715 | temp = READ_REG(GPIOx->LCKR); |
||
| 716 | (void) temp; |
||
| 717 | } |
||
| 718 | |||
| 719 | /** |
||
| 720 | * @brief Return 1 if all pins passed as parameter, of a dedicated port, are locked. else Return 0. |
||
| 721 | * @rmtoll LCKR LCKy LL_GPIO_IsPinLocked |
||
| 722 | * @param GPIOx GPIO Port |
||
| 723 | * @param PinMask This parameter can be a combination of the following values: |
||
| 724 | * @arg @ref LL_GPIO_PIN_0 |
||
| 725 | * @arg @ref LL_GPIO_PIN_1 |
||
| 726 | * @arg @ref LL_GPIO_PIN_2 |
||
| 727 | * @arg @ref LL_GPIO_PIN_3 |
||
| 728 | * @arg @ref LL_GPIO_PIN_4 |
||
| 729 | * @arg @ref LL_GPIO_PIN_5 |
||
| 730 | * @arg @ref LL_GPIO_PIN_6 |
||
| 731 | * @arg @ref LL_GPIO_PIN_7 |
||
| 732 | * @arg @ref LL_GPIO_PIN_8 |
||
| 733 | * @arg @ref LL_GPIO_PIN_9 |
||
| 734 | * @arg @ref LL_GPIO_PIN_10 |
||
| 735 | * @arg @ref LL_GPIO_PIN_11 |
||
| 736 | * @arg @ref LL_GPIO_PIN_12 |
||
| 737 | * @arg @ref LL_GPIO_PIN_13 |
||
| 738 | * @arg @ref LL_GPIO_PIN_14 |
||
| 739 | * @arg @ref LL_GPIO_PIN_15 |
||
| 740 | * @arg @ref LL_GPIO_PIN_ALL |
||
| 741 | * @retval State of bit (1 or 0). |
||
| 742 | */ |
||
| 743 | __STATIC_INLINE uint32_t LL_GPIO_IsPinLocked(GPIO_TypeDef *GPIOx, uint32_t PinMask) |
||
| 744 | { |
||
| 745 | return (READ_BIT(GPIOx->LCKR, PinMask) == (PinMask)); |
||
| 746 | } |
||
| 747 | |||
| 748 | /** |
||
| 749 | * @brief Return 1 if one of the pin of a dedicated port is locked. else return 0. |
||
| 750 | * @rmtoll LCKR LCKK LL_GPIO_IsAnyPinLocked |
||
| 751 | * @param GPIOx GPIO Port |
||
| 752 | * @retval State of bit (1 or 0). |
||
| 753 | */ |
||
| 754 | __STATIC_INLINE uint32_t LL_GPIO_IsAnyPinLocked(GPIO_TypeDef *GPIOx) |
||
| 755 | { |
||
| 756 | return (READ_BIT(GPIOx->LCKR, GPIO_LCKR_LCKK) == (GPIO_LCKR_LCKK)); |
||
| 757 | } |
||
| 758 | |||
| 759 | /** |
||
| 760 | * @} |
||
| 761 | */ |
||
| 762 | |||
| 763 | /** @defgroup GPIO_LL_EF_Data_Access Data Access |
||
| 764 | * @{ |
||
| 765 | */ |
||
| 766 | |||
| 767 | /** |
||
| 768 | * @brief Return full input data register value for a dedicated port. |
||
| 769 | * @rmtoll IDR IDy LL_GPIO_ReadInputPort |
||
| 770 | * @param GPIOx GPIO Port |
||
| 771 | * @retval Input data register value of port |
||
| 772 | */ |
||
| 773 | __STATIC_INLINE uint32_t LL_GPIO_ReadInputPort(GPIO_TypeDef *GPIOx) |
||
| 774 | { |
||
| 775 | return (uint32_t)(READ_REG(GPIOx->IDR)); |
||
| 776 | } |
||
| 777 | |||
| 778 | /** |
||
| 779 | * @brief Return if input data level for several pins of dedicated port is high or low. |
||
| 780 | * @rmtoll IDR IDy LL_GPIO_IsInputPinSet |
||
| 781 | * @param GPIOx GPIO Port |
||
| 782 | * @param PinMask This parameter can be a combination of the following values: |
||
| 783 | * @arg @ref LL_GPIO_PIN_0 |
||
| 784 | * @arg @ref LL_GPIO_PIN_1 |
||
| 785 | * @arg @ref LL_GPIO_PIN_2 |
||
| 786 | * @arg @ref LL_GPIO_PIN_3 |
||
| 787 | * @arg @ref LL_GPIO_PIN_4 |
||
| 788 | * @arg @ref LL_GPIO_PIN_5 |
||
| 789 | * @arg @ref LL_GPIO_PIN_6 |
||
| 790 | * @arg @ref LL_GPIO_PIN_7 |
||
| 791 | * @arg @ref LL_GPIO_PIN_8 |
||
| 792 | * @arg @ref LL_GPIO_PIN_9 |
||
| 793 | * @arg @ref LL_GPIO_PIN_10 |
||
| 794 | * @arg @ref LL_GPIO_PIN_11 |
||
| 795 | * @arg @ref LL_GPIO_PIN_12 |
||
| 796 | * @arg @ref LL_GPIO_PIN_13 |
||
| 797 | * @arg @ref LL_GPIO_PIN_14 |
||
| 798 | * @arg @ref LL_GPIO_PIN_15 |
||
| 799 | * @arg @ref LL_GPIO_PIN_ALL |
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| 800 | * @retval State of bit (1 or 0). |
||
| 801 | */ |
||
| 802 | __STATIC_INLINE uint32_t LL_GPIO_IsInputPinSet(GPIO_TypeDef *GPIOx, uint32_t PinMask) |
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| 803 | { |
||
| 804 | return (READ_BIT(GPIOx->IDR, PinMask) == (PinMask)); |
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| 805 | } |
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| 806 | |||
| 807 | /** |
||
| 808 | * @brief Write output data register for the port. |
||
| 809 | * @rmtoll ODR ODy LL_GPIO_WriteOutputPort |
||
| 810 | * @param GPIOx GPIO Port |
||
| 811 | * @param PortValue Level value for each pin of the port |
||
| 812 | * @retval None |
||
| 813 | */ |
||
| 814 | __STATIC_INLINE void LL_GPIO_WriteOutputPort(GPIO_TypeDef *GPIOx, uint32_t PortValue) |
||
| 815 | { |
||
| 816 | WRITE_REG(GPIOx->ODR, PortValue); |
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| 817 | } |
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| 818 | |||
| 819 | /** |
||
| 820 | * @brief Return full output data register value for a dedicated port. |
||
| 821 | * @rmtoll ODR ODy LL_GPIO_ReadOutputPort |
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| 822 | * @param GPIOx GPIO Port |
||
| 823 | * @retval Output data register value of port |
||
| 824 | */ |
||
| 825 | __STATIC_INLINE uint32_t LL_GPIO_ReadOutputPort(GPIO_TypeDef *GPIOx) |
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| 826 | { |
||
| 827 | return (uint32_t)(READ_REG(GPIOx->ODR)); |
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| 828 | } |
||
| 829 | |||
| 830 | /** |
||
| 831 | * @brief Return if input data level for several pins of dedicated port is high or low. |
||
| 832 | * @rmtoll ODR ODy LL_GPIO_IsOutputPinSet |
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| 833 | * @param GPIOx GPIO Port |
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| 834 | * @param PinMask This parameter can be a combination of the following values: |
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| 835 | * @arg @ref LL_GPIO_PIN_0 |
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| 836 | * @arg @ref LL_GPIO_PIN_1 |
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| 837 | * @arg @ref LL_GPIO_PIN_2 |
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| 838 | * @arg @ref LL_GPIO_PIN_3 |
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| 839 | * @arg @ref LL_GPIO_PIN_4 |
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| 840 | * @arg @ref LL_GPIO_PIN_5 |
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| 841 | * @arg @ref LL_GPIO_PIN_6 |
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| 842 | * @arg @ref LL_GPIO_PIN_7 |
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| 843 | * @arg @ref LL_GPIO_PIN_8 |
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| 844 | * @arg @ref LL_GPIO_PIN_9 |
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| 845 | * @arg @ref LL_GPIO_PIN_10 |
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| 846 | * @arg @ref LL_GPIO_PIN_11 |
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| 847 | * @arg @ref LL_GPIO_PIN_12 |
||
| 848 | * @arg @ref LL_GPIO_PIN_13 |
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| 849 | * @arg @ref LL_GPIO_PIN_14 |
||
| 850 | * @arg @ref LL_GPIO_PIN_15 |
||
| 851 | * @arg @ref LL_GPIO_PIN_ALL |
||
| 852 | * @retval State of bit (1 or 0). |
||
| 853 | */ |
||
| 854 | __STATIC_INLINE uint32_t LL_GPIO_IsOutputPinSet(GPIO_TypeDef *GPIOx, uint32_t PinMask) |
||
| 855 | { |
||
| 856 | return (READ_BIT(GPIOx->ODR, PinMask) == (PinMask)); |
||
| 857 | } |
||
| 858 | |||
| 859 | /** |
||
| 860 | * @brief Set several pins to high level on dedicated gpio port. |
||
| 861 | * @rmtoll BSRR BSy LL_GPIO_SetOutputPin |
||
| 862 | * @param GPIOx GPIO Port |
||
| 863 | * @param PinMask This parameter can be a combination of the following values: |
||
| 864 | * @arg @ref LL_GPIO_PIN_0 |
||
| 865 | * @arg @ref LL_GPIO_PIN_1 |
||
| 866 | * @arg @ref LL_GPIO_PIN_2 |
||
| 867 | * @arg @ref LL_GPIO_PIN_3 |
||
| 868 | * @arg @ref LL_GPIO_PIN_4 |
||
| 869 | * @arg @ref LL_GPIO_PIN_5 |
||
| 870 | * @arg @ref LL_GPIO_PIN_6 |
||
| 871 | * @arg @ref LL_GPIO_PIN_7 |
||
| 872 | * @arg @ref LL_GPIO_PIN_8 |
||
| 873 | * @arg @ref LL_GPIO_PIN_9 |
||
| 874 | * @arg @ref LL_GPIO_PIN_10 |
||
| 875 | * @arg @ref LL_GPIO_PIN_11 |
||
| 876 | * @arg @ref LL_GPIO_PIN_12 |
||
| 877 | * @arg @ref LL_GPIO_PIN_13 |
||
| 878 | * @arg @ref LL_GPIO_PIN_14 |
||
| 879 | * @arg @ref LL_GPIO_PIN_15 |
||
| 880 | * @arg @ref LL_GPIO_PIN_ALL |
||
| 881 | * @retval None |
||
| 882 | */ |
||
| 883 | __STATIC_INLINE void LL_GPIO_SetOutputPin(GPIO_TypeDef *GPIOx, uint32_t PinMask) |
||
| 884 | { |
||
| 885 | WRITE_REG(GPIOx->BSRR, PinMask); |
||
| 886 | } |
||
| 887 | |||
| 888 | /** |
||
| 889 | * @brief Set several pins to low level on dedicated gpio port. |
||
| 890 | * @rmtoll BRR BRy LL_GPIO_ResetOutputPin\n |
||
| 891 | * @rmtoll BSRR BRy LL_GPIO_ResetOutputPin |
||
| 892 | * @param GPIOx GPIO Port |
||
| 893 | * @param PinMask This parameter can be a combination of the following values: |
||
| 894 | * @arg @ref LL_GPIO_PIN_0 |
||
| 895 | * @arg @ref LL_GPIO_PIN_1 |
||
| 896 | * @arg @ref LL_GPIO_PIN_2 |
||
| 897 | * @arg @ref LL_GPIO_PIN_3 |
||
| 898 | * @arg @ref LL_GPIO_PIN_4 |
||
| 899 | * @arg @ref LL_GPIO_PIN_5 |
||
| 900 | * @arg @ref LL_GPIO_PIN_6 |
||
| 901 | * @arg @ref LL_GPIO_PIN_7 |
||
| 902 | * @arg @ref LL_GPIO_PIN_8 |
||
| 903 | * @arg @ref LL_GPIO_PIN_9 |
||
| 904 | * @arg @ref LL_GPIO_PIN_10 |
||
| 905 | * @arg @ref LL_GPIO_PIN_11 |
||
| 906 | * @arg @ref LL_GPIO_PIN_12 |
||
| 907 | * @arg @ref LL_GPIO_PIN_13 |
||
| 908 | * @arg @ref LL_GPIO_PIN_14 |
||
| 909 | * @arg @ref LL_GPIO_PIN_15 |
||
| 910 | * @arg @ref LL_GPIO_PIN_ALL |
||
| 911 | * @retval None |
||
| 912 | */ |
||
| 913 | __STATIC_INLINE void LL_GPIO_ResetOutputPin(GPIO_TypeDef *GPIOx, uint32_t PinMask) |
||
| 914 | { |
||
| 915 | #if defined(GPIO_BRR_BR_0) |
||
| 916 | WRITE_REG(GPIOx->BRR, PinMask); |
||
| 917 | #else |
||
| 918 | WRITE_REG(GPIOx->BSRR, (PinMask << 16)); |
||
| 919 | #endif /* GPIO_BRR_BR_0 */ |
||
| 920 | } |
||
| 921 | |||
| 922 | /** |
||
| 923 | * @brief Toggle data value for several pin of dedicated port. |
||
| 924 | * @rmtoll ODR ODy LL_GPIO_TogglePin |
||
| 925 | * @param GPIOx GPIO Port |
||
| 926 | * @param PinMask This parameter can be a combination of the following values: |
||
| 927 | * @arg @ref LL_GPIO_PIN_0 |
||
| 928 | * @arg @ref LL_GPIO_PIN_1 |
||
| 929 | * @arg @ref LL_GPIO_PIN_2 |
||
| 930 | * @arg @ref LL_GPIO_PIN_3 |
||
| 931 | * @arg @ref LL_GPIO_PIN_4 |
||
| 932 | * @arg @ref LL_GPIO_PIN_5 |
||
| 933 | * @arg @ref LL_GPIO_PIN_6 |
||
| 934 | * @arg @ref LL_GPIO_PIN_7 |
||
| 935 | * @arg @ref LL_GPIO_PIN_8 |
||
| 936 | * @arg @ref LL_GPIO_PIN_9 |
||
| 937 | * @arg @ref LL_GPIO_PIN_10 |
||
| 938 | * @arg @ref LL_GPIO_PIN_11 |
||
| 939 | * @arg @ref LL_GPIO_PIN_12 |
||
| 940 | * @arg @ref LL_GPIO_PIN_13 |
||
| 941 | * @arg @ref LL_GPIO_PIN_14 |
||
| 942 | * @arg @ref LL_GPIO_PIN_15 |
||
| 943 | * @arg @ref LL_GPIO_PIN_ALL |
||
| 944 | * @retval None |
||
| 945 | */ |
||
| 946 | __STATIC_INLINE void LL_GPIO_TogglePin(GPIO_TypeDef *GPIOx, uint32_t PinMask) |
||
| 947 | { |
||
| 948 | uint32_t odr = READ_REG(GPIOx->ODR); |
||
| 949 | WRITE_REG(GPIOx->BSRR, ((odr & PinMask) << 16u) | (~odr & PinMask)); |
||
| 950 | } |
||
| 951 | |||
| 952 | /** |
||
| 953 | * @} |
||
| 954 | */ |
||
| 955 | |||
| 956 | #if defined(USE_FULL_LL_DRIVER) |
||
| 957 | /** @defgroup GPIO_LL_EF_Init Initialization and de-initialization functions |
||
| 958 | * @{ |
||
| 959 | */ |
||
| 960 | |||
| 961 | ErrorStatus LL_GPIO_DeInit(GPIO_TypeDef *GPIOx); |
||
| 962 | ErrorStatus LL_GPIO_Init(GPIO_TypeDef *GPIOx, LL_GPIO_InitTypeDef *GPIO_InitStruct); |
||
| 963 | void LL_GPIO_StructInit(LL_GPIO_InitTypeDef *GPIO_InitStruct); |
||
| 964 | |||
| 965 | /** |
||
| 966 | * @} |
||
| 967 | */ |
||
| 968 | #endif /* USE_FULL_LL_DRIVER */ |
||
| 969 | |||
| 970 | /** |
||
| 971 | * @} |
||
| 972 | */ |
||
| 973 | |||
| 974 | /** |
||
| 975 | * @} |
||
| 976 | */ |
||
| 977 | |||
| 978 | #endif /* defined (GPIOA) || defined (GPIOB) || defined (GPIOC) || defined (GPIOD) || defined (GPIOE) || defined (GPIOF) || defined (GPIOG) || defined (GPIOH) */ |
||
| 979 | /** |
||
| 980 | * @} |
||
| 981 | */ |
||
| 982 | |||
| 983 | #ifdef __cplusplus |
||
| 984 | } |
||
| 985 | #endif |
||
| 986 | |||
| 987 | #endif /* __STM32L1xx_LL_GPIO_H */ |
||
| 988 | |||
| 989 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |