[228ece9] | 1 | /* |
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| 2 | * Copyright (c) 2012 Sebastian Huber. All rights reserved. |
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| 3 | * |
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| 4 | * embedded brains GmbH |
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| 5 | * Obere Lagerstr. 30 |
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| 6 | * 82178 Puchheim |
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| 7 | * Germany |
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| 8 | * <rtems@embedded-brains.de> |
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| 9 | * |
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| 10 | * The license and distribution terms for this file may be |
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| 11 | * found in the file LICENSE in this distribution or at |
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| 12 | * http://www.rtems.com/license/LICENSE. |
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| 13 | */ |
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| 14 | |
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| 15 | #ifndef LIBBSP_ARM_STM32F4_IO_H |
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| 16 | #define LIBBSP_ARM_STM32F4_IO_H |
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| 17 | |
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| 18 | #include <stdbool.h> |
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[1485a58] | 19 | #include <stdint.h> |
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| 20 | #include <bspopts.h> |
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[228ece9] | 21 | |
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| 22 | #ifdef __cplusplus |
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| 23 | extern "C" { |
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| 24 | #endif /* __cplusplus */ |
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| 25 | |
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[1485a58] | 26 | #define STM32F4_GPIO_PIN(port, index) ((((port) << 4) | (index)) & 0xff) |
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| 27 | |
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| 28 | #define STM32F4_GPIO_PORT_OF_PIN(pin) (((pin) >> 4) & 0xf) |
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| 29 | |
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| 30 | #define STM32F4_GPIO_INDEX_OF_PIN(pin) ((pin) & 0xf) |
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| 31 | |
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| 32 | #ifdef STM32F4_FAMILY_F4XXXX |
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| 33 | |
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[228ece9] | 34 | typedef enum { |
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| 35 | STM32F4_GPIO_MODE_INPUT, |
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| 36 | STM32F4_GPIO_MODE_OUTPUT, |
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| 37 | STM32F4_GPIO_MODE_AF, |
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| 38 | STM32F4_GPIO_MODE_ANALOG |
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| 39 | } stm32f4_gpio_mode; |
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| 40 | |
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| 41 | typedef enum { |
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| 42 | STM32F4_GPIO_OTYPE_PUSH_PULL, |
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| 43 | STM32F4_GPIO_OTYPE_OPEN_DRAIN |
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| 44 | } stm32f4_gpio_otype; |
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| 45 | |
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| 46 | typedef enum { |
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| 47 | STM32F4_GPIO_OSPEED_2_MHZ, |
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| 48 | STM32F4_GPIO_OSPEED_25_MHZ, |
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| 49 | STM32F4_GPIO_OSPEED_50_MHZ, |
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| 50 | STM32F4_GPIO_OSPEED_100_MHZ |
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| 51 | } stm32f4_gpio_ospeed; |
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| 52 | |
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| 53 | typedef enum { |
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| 54 | STM32F4_GPIO_NO_PULL, |
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| 55 | STM32F4_GPIO_PULL_UP, |
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| 56 | STM32F4_GPIO_PULL_DOWN |
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| 57 | } stm32f4_gpio_pull; |
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| 58 | |
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| 59 | typedef enum { |
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| 60 | STM32F4_GPIO_AF_SYSTEM = 0, |
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| 61 | STM32F4_GPIO_AF_TIM1 = 1, |
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| 62 | STM32F4_GPIO_AF_TIM2 = 1, |
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| 63 | STM32F4_GPIO_AF_TIM3 = 2, |
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| 64 | STM32F4_GPIO_AF_TIM4 = 2, |
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| 65 | STM32F4_GPIO_AF_TIM5 = 2, |
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| 66 | STM32F4_GPIO_AF_TIM8 = 3, |
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| 67 | STM32F4_GPIO_AF_TIM9 = 3, |
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| 68 | STM32F4_GPIO_AF_TIM10 = 3, |
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| 69 | STM32F4_GPIO_AF_TIM11 = 3, |
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| 70 | STM32F4_GPIO_AF_I2C1 = 4, |
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| 71 | STM32F4_GPIO_AF_I2C2 = 4, |
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| 72 | STM32F4_GPIO_AF_I2C3 = 4, |
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| 73 | STM32F4_GPIO_AF_SPI1 = 5, |
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| 74 | STM32F4_GPIO_AF_SPI2 = 5, |
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| 75 | STM32F4_GPIO_AF_SPI3 = 6, |
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| 76 | STM32F4_GPIO_AF_USART1 = 7, |
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| 77 | STM32F4_GPIO_AF_USART2 = 7, |
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| 78 | STM32F4_GPIO_AF_USART3 = 7, |
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| 79 | STM32F4_GPIO_AF_UART4 = 8, |
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| 80 | STM32F4_GPIO_AF_UART5 = 8, |
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| 81 | STM32F4_GPIO_AF_USART6 = 8, |
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| 82 | STM32F4_GPIO_AF_CAN1 = 9, |
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| 83 | STM32F4_GPIO_AF_CAN2 = 9, |
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| 84 | STM32F4_GPIO_AF_TIM12 = 9, |
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| 85 | STM32F4_GPIO_AF_TIM13 = 9, |
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| 86 | STM32F4_GPIO_AF_TIM14 = 9, |
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| 87 | STM32F4_GPIO_AF_OTG_FS = 10, |
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| 88 | STM32F4_GPIO_AF_OTG_HS = 10, |
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| 89 | STM32F4_GPIO_AF_ETH = 11, |
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| 90 | STM32F4_GPIO_AF_FSMC = 12, |
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| 91 | STM32F4_GPIO_AF_OTG_HS_FS = 12, |
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| 92 | STM32F4_GPIO_AF_SDIO = 12, |
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| 93 | STM32F4_GPIO_AF_DCMI = 13, |
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| 94 | STM32F4_GPIO_AF_EVENTOUT = 15 |
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| 95 | } stm32f4_gpio_af; |
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| 96 | |
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[7be19f8] | 97 | typedef union { |
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| 98 | struct { |
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| 99 | uint32_t pin_first : 8; |
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| 100 | uint32_t pin_last : 8; |
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| 101 | uint32_t mode : 2; |
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| 102 | uint32_t otype : 1; |
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| 103 | uint32_t ospeed : 2; |
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| 104 | uint32_t pupd : 2; |
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| 105 | uint32_t output : 1; |
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| 106 | uint32_t af : 4; |
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| 107 | uint32_t reserved : 4; |
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| 108 | } fields; |
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| 109 | |
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| 110 | uint32_t value; |
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[228ece9] | 111 | } stm32f4_gpio_config; |
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| 112 | |
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[1485a58] | 113 | #define STM32F4_GPIO_CONFIG_TERMINAL \ |
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| 114 | { { 0xff, 0xff, 0x3, 0x1, 0x3, 0x3, 0x1, 0xf, 0xf } } |
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| 115 | |
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| 116 | #endif /* STM32F4_FAMILY_F4XXXX */ |
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| 117 | #ifdef STM32F4_FAMILY_F10XXX |
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| 118 | |
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| 119 | typedef enum { |
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| 120 | STM32F4_GPIO_MODE_INPUT, |
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| 121 | STM32F4_GPIO_MODE_OUTPUT_10MHz, |
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| 122 | STM32F4_GPIO_MODE_OUTPUT_2MHz, |
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| 123 | STM32F4_GPIO_MODE_OUTPUT_50MHz |
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| 124 | } stm32f4_gpio_mode; |
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| 125 | |
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| 126 | typedef enum { |
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| 127 | STM32F4_GPIO_CNF_IN_ANALOG = 0, |
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| 128 | STM32F4_GPIO_CNF_IN_FLOATING = 1, |
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| 129 | STM32F4_GPIO_CNF_IN_PULL_UPDOWN = 2, |
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| 130 | |
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| 131 | STM32F4_GPIO_CNF_OUT_GPIO_PP = 0, |
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| 132 | STM32F4_GPIO_CNF_OUT_GPIO_OD = 1, |
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| 133 | STM32F4_GPIO_CNF_OUT_AF_PP = 2, |
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| 134 | STM32F4_GPIO_CNF_OUT_AF_OD = 3, |
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| 135 | } stm32f4_gpio_cnf; |
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| 136 | |
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| 137 | typedef enum { |
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| 138 | STM32F4_GPIO_REMAP_DONT_CHANGE, |
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| 139 | STM32F4_GPIO_REMAP_SPI1_0, |
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| 140 | STM32F4_GPIO_REMAP_SPI1_1, |
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| 141 | STM32F4_GPIO_REMAP_I2C1_0, |
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| 142 | STM32F4_GPIO_REMAP_I2C1_1, |
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| 143 | STM32F4_GPIO_REMAP_USART1_0, |
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| 144 | STM32F4_GPIO_REMAP_USART1_1, |
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| 145 | STM32F4_GPIO_REMAP_USART2_0, |
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| 146 | STM32F4_GPIO_REMAP_USART2_1, |
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| 147 | STM32F4_GPIO_REMAP_USART3_0, |
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| 148 | STM32F4_GPIO_REMAP_USART3_1, |
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| 149 | STM32F4_GPIO_REMAP_USART3_3, |
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| 150 | STM32F4_GPIO_REMAP_TIM1_0, |
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| 151 | STM32F4_GPIO_REMAP_TIM1_1, |
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| 152 | STM32F4_GPIO_REMAP_TIM1_3, |
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| 153 | STM32F4_GPIO_REMAP_TIM2_0, |
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| 154 | STM32F4_GPIO_REMAP_TIM2_1, |
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| 155 | STM32F4_GPIO_REMAP_TIM2_2, |
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| 156 | STM32F4_GPIO_REMAP_TIM2_3, |
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| 157 | STM32F4_GPIO_REMAP_TIM3_0, |
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| 158 | STM32F4_GPIO_REMAP_TIM3_2, |
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| 159 | STM32F4_GPIO_REMAP_TIM3_3, |
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| 160 | STM32F4_GPIO_REMAP_TIM4_0, |
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| 161 | STM32F4_GPIO_REMAP_TIM4_1, |
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| 162 | STM32F4_GPIO_REMAP_CAN1_0, |
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| 163 | STM32F4_GPIO_REMAP_CAN1_2, |
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| 164 | STM32F4_GPIO_REMAP_CAN1_3, |
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| 165 | STM32F4_GPIO_REMAP_PD01_0, |
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| 166 | STM32F4_GPIO_REMAP_PD01_1, |
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| 167 | STM32F4_GPIO_REMAP_TIM5CH4_0, |
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| 168 | STM32F4_GPIO_REMAP_TIM5CH4_1, |
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| 169 | STM32F4_GPIO_REMAP_ADC1_ETRGINJ_0, |
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| 170 | STM32F4_GPIO_REMAP_ADC1_ETRGINJ_1, |
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| 171 | STM32F4_GPIO_REMAP_ADC1_ETRGREG_0, |
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| 172 | STM32F4_GPIO_REMAP_ADC1_ETRGREG_1, |
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| 173 | STM32F4_GPIO_REMAP_ADC2_ETRGINJ_0, |
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| 174 | STM32F4_GPIO_REMAP_ADC2_ETRGINJ_1, |
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| 175 | STM32F4_GPIO_REMAP_ADC2_ETRGREG_0, |
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| 176 | STM32F4_GPIO_REMAP_ADC2_ETRGREG_1, |
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| 177 | STM32F4_GPIO_REMAP_ETH_0, |
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| 178 | STM32F4_GPIO_REMAP_ETH_1, |
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| 179 | STM32F4_GPIO_REMAP_CAN2_0, |
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| 180 | STM32F4_GPIO_REMAP_CAN2_1, |
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| 181 | STM32F4_GPIO_REMAP_MII_RMII_0, |
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| 182 | STM32F4_GPIO_REMAP_MII_RMII_1, |
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| 183 | STM32F4_GPIO_REMAP_SWJ_0, |
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| 184 | STM32F4_GPIO_REMAP_SWJ_1, |
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| 185 | STM32F4_GPIO_REMAP_SWJ_2, |
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| 186 | STM32F4_GPIO_REMAP_SWJ_4, |
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| 187 | STM32F4_GPIO_REMAP_SPI3_0, |
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| 188 | STM32F4_GPIO_REMAP_SPI3_1, |
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| 189 | STM32F4_GPIO_REMAP_TIM2ITR1_0, |
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| 190 | STM32F4_GPIO_REMAP_TIM2ITR1_1, |
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| 191 | STM32F4_GPIO_REMAP_PTP_PPS_0, |
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| 192 | STM32F4_GPIO_REMAP_PTP_PPS_1, |
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| 193 | STM32F4_GPIO_REMAP_TIM15_0, |
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| 194 | STM32F4_GPIO_REMAP_TIM15_1, |
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| 195 | STM32F4_GPIO_REMAP_TIM16_0, |
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| 196 | STM32F4_GPIO_REMAP_TIM16_1, |
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| 197 | STM32F4_GPIO_REMAP_TIM17_0, |
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| 198 | STM32F4_GPIO_REMAP_TIM17_1, |
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| 199 | STM32F4_GPIO_REMAP_CEC_0, |
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| 200 | STM32F4_GPIO_REMAP_CEC_1, |
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| 201 | STM32F4_GPIO_REMAP_TIM1_DMA_0, |
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| 202 | STM32F4_GPIO_REMAP_TIM1_DMA_1, |
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| 203 | STM32F4_GPIO_REMAP_TIM9_0, |
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| 204 | STM32F4_GPIO_REMAP_TIM9_1, |
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| 205 | STM32F4_GPIO_REMAP_TIM10_0, |
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| 206 | STM32F4_GPIO_REMAP_TIM10_1, |
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| 207 | STM32F4_GPIO_REMAP_TIM11_0, |
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| 208 | STM32F4_GPIO_REMAP_TIM11_1, |
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| 209 | STM32F4_GPIO_REMAP_TIM13_0, |
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| 210 | STM32F4_GPIO_REMAP_TIM13_1, |
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| 211 | STM32F4_GPIO_REMAP_TIM14_0, |
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| 212 | STM32F4_GPIO_REMAP_TIM14_1, |
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| 213 | STM32F4_GPIO_REMAP_FSMC_0, |
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| 214 | STM32F4_GPIO_REMAP_FSMC_1, |
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| 215 | STM32F4_GPIO_REMAP_TIM67_DAC_DMA_0, |
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| 216 | STM32F4_GPIO_REMAP_TIM67_DAC_DMA_1, |
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| 217 | STM32F4_GPIO_REMAP_TIM12_0, |
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| 218 | STM32F4_GPIO_REMAP_TIM12_1, |
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| 219 | STM32F4_GPIO_REMAP_MISC_0, |
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| 220 | STM32F4_GPIO_REMAP_MISC_1, |
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| 221 | } stm32f4_gpio_remap; |
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| 222 | |
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| 223 | typedef union { |
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| 224 | struct { |
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| 225 | uint32_t pin_first : 8; |
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| 226 | uint32_t pin_last : 8; |
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| 227 | uint32_t mode : 2; |
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| 228 | uint32_t cnf : 2; |
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| 229 | uint32_t output : 1; |
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| 230 | uint32_t remap : 8; |
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| 231 | uint32_t reserved : 3; |
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| 232 | } fields; |
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| 233 | |
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| 234 | uint32_t value; |
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| 235 | } stm32f4_gpio_config; |
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| 236 | |
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| 237 | #define STM32F4_GPIO_CONFIG_TERMINAL \ |
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| 238 | { { 0xff, 0xff, 0x3, 0x3, 0x1, 0xff, 0x7 } } |
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| 239 | |
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| 240 | #endif /* STM32F4_FAMILY_F10XXX */ |
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| 241 | |
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[7be19f8] | 242 | extern const stm32f4_gpio_config stm32f4_start_config_gpio []; |
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| 243 | |
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| 244 | void stm32f4_gpio_set_clock(int pin, bool set); |
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| 245 | |
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[228ece9] | 246 | void stm32f4_gpio_set_config(const stm32f4_gpio_config *config); |
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| 247 | |
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[7be19f8] | 248 | /** |
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| 249 | * @brief Sets the GPIO configuration of an array terminated by |
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| 250 | * STM32F4_GPIO_CONFIG_TERMINAL. |
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| 251 | */ |
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| 252 | void stm32f4_gpio_set_config_array(const stm32f4_gpio_config *configs); |
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| 253 | |
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[228ece9] | 254 | void stm32f4_gpio_set_output(int pin, bool set); |
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| 255 | |
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| 256 | bool stm32f4_gpio_get_input(int pin); |
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| 257 | |
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[1485a58] | 258 | #ifdef STM32F4_FAMILY_F4XXXX |
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| 259 | |
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[7be19f8] | 260 | #define STM32F4_PIN_USART(port, idx, altfunc) \ |
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| 261 | { \ |
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| 262 | { \ |
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| 263 | .pin_first = STM32F4_GPIO_PIN(port, idx), \ |
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| 264 | .pin_last = STM32F4_GPIO_PIN(port, idx), \ |
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| 265 | .mode = STM32F4_GPIO_MODE_AF, \ |
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| 266 | .otype = STM32F4_GPIO_OTYPE_PUSH_PULL, \ |
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| 267 | .ospeed = STM32F4_GPIO_OSPEED_2_MHZ, \ |
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| 268 | .pupd = STM32F4_GPIO_PULL_UP, \ |
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| 269 | .af = altfunc \ |
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| 270 | } \ |
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| 271 | } |
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| 272 | |
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| 273 | #define STM32F4_PIN_USART1_TX_PA9 STM32F4_PIN_USART(0, 9, STM32F4_GPIO_AF_USART1) |
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| 274 | #define STM32F4_PIN_USART1_TX_PB6 STM32F4_PIN_USART(1, 6, STM32F4_GPIO_AF_USART1) |
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| 275 | #define STM32F4_PIN_USART1_RX_PA10 STM32F4_PIN_USART(0, 10, STM32F4_GPIO_AF_USART1) |
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| 276 | #define STM32F4_PIN_USART1_RX_PB7 STM32F4_PIN_USART(1, 7, STM32F4_GPIO_AF_USART1) |
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| 277 | |
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| 278 | #define STM32F4_PIN_USART2_TX_PA2 STM32F4_PIN_USART(0, 2, STM32F4_GPIO_AF_USART2) |
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| 279 | #define STM32F4_PIN_USART2_TX_PD5 STM32F4_PIN_USART(3, 5, STM32F4_GPIO_AF_USART2) |
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| 280 | #define STM32F4_PIN_USART2_RX_PA3 STM32F4_PIN_USART(0, 3, STM32F4_GPIO_AF_USART2) |
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| 281 | #define STM32F4_PIN_USART2_RX_PD6 STM32F4_PIN_USART(3, 6, STM32F4_GPIO_AF_USART2) |
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| 282 | |
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| 283 | #define STM32F4_PIN_USART3_TX_PC10 STM32F4_PIN_USART(2, 10, STM32F4_GPIO_AF_USART3) |
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| 284 | #define STM32F4_PIN_USART3_TX_PD8 STM32F4_PIN_USART(3, 8, STM32F4_GPIO_AF_USART3) |
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| 285 | #define STM32F4_PIN_USART3_RX_PC11 STM32F4_PIN_USART(2, 11, STM32F4_GPIO_AF_USART3) |
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| 286 | #define STM32F4_PIN_USART3_RX_PD9 STM32F4_PIN_USART(3, 9, STM32F4_GPIO_AF_USART3) |
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| 287 | |
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| 288 | #define STM32F4_PIN_UART4_TX_PA0 STM32F4_PIN_USART(0, 0, STM32F4_GPIO_AF_UART4) |
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| 289 | #define STM32F4_PIN_UART4_TX_PC10 STM32F4_PIN_USART(2, 10, STM32F4_GPIO_AF_UART4) |
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| 290 | #define STM32F4_PIN_UART4_RX_PA1 STM32F4_PIN_USART(0, 1, STM32F4_GPIO_AF_UART4) |
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| 291 | #define STM32F4_PIN_UART4_RX_PC11 STM32F4_PIN_USART(2, 11, STM32F4_GPIO_AF_UART4) |
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| 292 | |
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| 293 | #define STM32F4_PIN_UART5_TX_PC12 STM32F4_PIN_USART(2, 12, STM32F4_GPIO_AF_UART5) |
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| 294 | #define STM32F4_PIN_UART5_RX_PD2 STM32F4_PIN_USART(3, 2, STM32F4_GPIO_AF_UART5) |
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| 295 | |
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| 296 | #define STM32F4_PIN_USART6_TX_PC6 STM32F4_PIN_USART(2, 6, STM32F4_GPIO_AF_USART6) |
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| 297 | #define STM32F4_PIN_USART6_RX_PC7 STM32F4_PIN_USART(2, 7, STM32F4_GPIO_AF_USART6) |
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| 298 | |
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[1485a58] | 299 | #endif /* STM32F4_FAMILY_F4XXXX */ |
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| 300 | #ifdef STM32F4_FAMILY_F10XXX |
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| 301 | |
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| 302 | #define STM32F4_PIN_USART_TX(port, idx, remapvalue) \ |
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| 303 | { \ |
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| 304 | { \ |
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| 305 | .pin_first = STM32F4_GPIO_PIN(port, idx), \ |
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| 306 | .pin_last = STM32F4_GPIO_PIN(port, idx), \ |
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| 307 | .mode = STM32F4_GPIO_MODE_OUTPUT_2MHz, \ |
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| 308 | .cnf = STM32F4_GPIO_CNF_OUT_AF_PP, \ |
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| 309 | .output = 0, \ |
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| 310 | .remap = remapvalue \ |
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| 311 | } \ |
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| 312 | } |
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| 313 | |
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| 314 | #define STM32F4_PIN_USART_RX(port, idx, remapvalue) \ |
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| 315 | { \ |
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| 316 | { \ |
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| 317 | .pin_first = STM32F4_GPIO_PIN(port, idx), \ |
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| 318 | .pin_last = STM32F4_GPIO_PIN(port, idx), \ |
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| 319 | .mode = STM32F4_GPIO_MODE_INPUT, \ |
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| 320 | .cnf = STM32F4_GPIO_CNF_IN_FLOATING, \ |
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| 321 | .output = 0, \ |
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| 322 | .remap = remapvalue \ |
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| 323 | } \ |
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| 324 | } |
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| 325 | |
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| 326 | #define STM32F4_PIN_USART1_TX_MAP_0 STM32F4_PIN_USART_TX(0, 9, STM32F4_GPIO_REMAP_USART1_0) |
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| 327 | #define STM32F4_PIN_USART1_RX_MAP_0 STM32F4_PIN_USART_RX(0, 10, STM32F4_GPIO_REMAP_USART1_0) |
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| 328 | #define STM32F4_PIN_USART1_TX_MAP_1 STM32F4_PIN_USART_TX(1, 6, STM32F4_GPIO_REMAP_USART1_1) |
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| 329 | #define STM32F4_PIN_USART1_RX_MAP_1 STM32F4_PIN_USART_RX(1, 7, STM32F4_GPIO_REMAP_USART1_1) |
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| 330 | |
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| 331 | #define STM32F4_PIN_USART2_TX_MAP_0 STM32F4_PIN_USART_TX(0, 2, STM32F4_GPIO_REMAP_USART2_0) |
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| 332 | #define STM32F4_PIN_USART2_RX_MAP_0 STM32F4_PIN_USART_RX(0, 3, STM32F4_GPIO_REMAP_USART2_0) |
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| 333 | #define STM32F4_PIN_USART2_TX_MAP_1 STM32F4_PIN_USART_TX(3, 5, STM32F4_GPIO_REMAP_USART2_1) |
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| 334 | #define STM32F4_PIN_USART2_RX_MAP_1 STM32F4_PIN_USART_RX(3, 6, STM32F4_GPIO_REMAP_USART2_1) |
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| 335 | |
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| 336 | #define STM32F4_PIN_USART3_TX_MAP_0 STM32F4_PIN_USART_TX(1, 10, STM32F4_GPIO_REMAP_USART3_0) |
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| 337 | #define STM32F4_PIN_USART3_RX_MAP_0 STM32F4_PIN_USART_RX(1, 11, STM32F4_GPIO_REMAP_USART3_0) |
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| 338 | #define STM32F4_PIN_USART3_TX_MAP_1 STM32F4_PIN_USART_TX(2, 10, STM32F4_GPIO_REMAP_USART3_1) |
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| 339 | #define STM32F4_PIN_USART3_RX_MAP_1 STM32F4_PIN_USART_RX(2, 11, STM32F4_GPIO_REMAP_USART3_1) |
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| 340 | #define STM32F4_PIN_USART3_TX_MAP_3 STM32F4_PIN_USART_TX(3, 8, STM32F4_GPIO_REMAP_USART3_3) |
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| 341 | #define STM32F4_PIN_USART3_RX_MAP_3 STM32F4_PIN_USART_RX(3, 9, STM32F4_GPIO_REMAP_USART3_3) |
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| 342 | |
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| 343 | #define STM32F4_PIN_UART4_TX STM32F4_PIN_USART_TX(2, 10, STM32F4_GPIO_REMAP_DONT_CHANGE) |
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| 344 | #define STM32F4_PIN_UART4_RX STM32F4_PIN_USART_RX(2, 11, STM32F4_GPIO_REMAP_DONT_CHANGE) |
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| 345 | |
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| 346 | #define STM32F4_PIN_UART5_TX STM32F4_PIN_USART_TX(2, 12, STM32F4_GPIO_REMAP_DONT_CHANGE) |
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| 347 | #define STM32F4_PIN_UART5_RX STM32F4_PIN_USART_RX(3, 2, STM32F4_GPIO_REMAP_DONT_CHANGE) |
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| 348 | |
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| 349 | #endif /* STM32F4_FAMILY_F10XXX */ |
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| 350 | |
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[228ece9] | 351 | #ifdef __cplusplus |
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| 352 | } |
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| 353 | #endif /* __cplusplus */ |
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| 354 | |
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| 355 | #endif /* LIBBSP_ARM_STM32F4_IO_H */ |
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