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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

Committer:
Anna Bridge
Date:
Fri Jun 22 15:38:59 2018 +0100
Revision:
169:a7c7b631e539
Parent:
163:e59c8e839560
mbed library. Release version 162

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 156:ff21514d8981 1 /**
AnnaBridge 156:ff21514d8981 2 ******************************************************************************
AnnaBridge 156:ff21514d8981 3 * @file stm32f4xx_hal_usart.h
AnnaBridge 156:ff21514d8981 4 * @author MCD Application Team
AnnaBridge 156:ff21514d8981 5 * @brief Header file of USART HAL module.
AnnaBridge 156:ff21514d8981 6 ******************************************************************************
AnnaBridge 156:ff21514d8981 7 * @attention
AnnaBridge 156:ff21514d8981 8 *
AnnaBridge 156:ff21514d8981 9 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
AnnaBridge 156:ff21514d8981 10 *
AnnaBridge 156:ff21514d8981 11 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 156:ff21514d8981 12 * are permitted provided that the following conditions are met:
AnnaBridge 156:ff21514d8981 13 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 156:ff21514d8981 14 * this list of conditions and the following disclaimer.
AnnaBridge 156:ff21514d8981 15 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 156:ff21514d8981 16 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 156:ff21514d8981 17 * and/or other materials provided with the distribution.
AnnaBridge 156:ff21514d8981 18 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 156:ff21514d8981 19 * may be used to endorse or promote products derived from this software
AnnaBridge 156:ff21514d8981 20 * without specific prior written permission.
AnnaBridge 156:ff21514d8981 21 *
AnnaBridge 156:ff21514d8981 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 156:ff21514d8981 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 156:ff21514d8981 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 156:ff21514d8981 25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 156:ff21514d8981 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 156:ff21514d8981 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 156:ff21514d8981 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 156:ff21514d8981 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 156:ff21514d8981 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 156:ff21514d8981 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 156:ff21514d8981 32 *
AnnaBridge 156:ff21514d8981 33 ******************************************************************************
AnnaBridge 156:ff21514d8981 34 */
AnnaBridge 156:ff21514d8981 35
AnnaBridge 156:ff21514d8981 36 /* Define to prevent recursive inclusion -------------------------------------*/
AnnaBridge 156:ff21514d8981 37 #ifndef __STM32F4xx_HAL_USART_H
AnnaBridge 156:ff21514d8981 38 #define __STM32F4xx_HAL_USART_H
AnnaBridge 156:ff21514d8981 39
AnnaBridge 156:ff21514d8981 40 #ifdef __cplusplus
AnnaBridge 156:ff21514d8981 41 extern "C" {
AnnaBridge 156:ff21514d8981 42 #endif
AnnaBridge 156:ff21514d8981 43
AnnaBridge 156:ff21514d8981 44 /* Includes ------------------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 45 #include "stm32f4xx_hal_def.h"
AnnaBridge 156:ff21514d8981 46
AnnaBridge 156:ff21514d8981 47 /** @addtogroup STM32F4xx_HAL_Driver
AnnaBridge 156:ff21514d8981 48 * @{
AnnaBridge 156:ff21514d8981 49 */
AnnaBridge 156:ff21514d8981 50
AnnaBridge 156:ff21514d8981 51 /** @addtogroup USART
AnnaBridge 156:ff21514d8981 52 * @{
AnnaBridge 156:ff21514d8981 53 */
AnnaBridge 156:ff21514d8981 54
AnnaBridge 156:ff21514d8981 55 /* Exported types ------------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 56 /** @defgroup USART_Exported_Types USART Exported Types
AnnaBridge 156:ff21514d8981 57 * @{
AnnaBridge 156:ff21514d8981 58 */
AnnaBridge 156:ff21514d8981 59
AnnaBridge 156:ff21514d8981 60 /**
AnnaBridge 156:ff21514d8981 61 * @brief USART Init Structure definition
AnnaBridge 156:ff21514d8981 62 */
AnnaBridge 156:ff21514d8981 63 typedef struct
AnnaBridge 156:ff21514d8981 64 {
AnnaBridge 156:ff21514d8981 65 uint32_t BaudRate; /*!< This member configures the Usart communication baud rate.
AnnaBridge 156:ff21514d8981 66 The baud rate is computed using the following formula:
AnnaBridge 156:ff21514d8981 67 - IntegerDivider = ((PCLKx) / (8 * (husart->Init.BaudRate)))
AnnaBridge 156:ff21514d8981 68 - FractionalDivider = ((IntegerDivider - ((uint32_t) IntegerDivider)) * 8) + 0.5 */
AnnaBridge 156:ff21514d8981 69
AnnaBridge 156:ff21514d8981 70 uint32_t WordLength; /*!< Specifies the number of data bits transmitted or received in a frame.
AnnaBridge 156:ff21514d8981 71 This parameter can be a value of @ref USART_Word_Length */
AnnaBridge 156:ff21514d8981 72
AnnaBridge 156:ff21514d8981 73 uint32_t StopBits; /*!< Specifies the number of stop bits transmitted.
AnnaBridge 156:ff21514d8981 74 This parameter can be a value of @ref USART_Stop_Bits */
AnnaBridge 156:ff21514d8981 75
AnnaBridge 156:ff21514d8981 76 uint32_t Parity; /*!< Specifies the parity mode.
AnnaBridge 156:ff21514d8981 77 This parameter can be a value of @ref USART_Parity
AnnaBridge 156:ff21514d8981 78 @note When parity is enabled, the computed parity is inserted
AnnaBridge 156:ff21514d8981 79 at the MSB position of the transmitted data (9th bit when
AnnaBridge 156:ff21514d8981 80 the word length is set to 9 data bits; 8th bit when the
AnnaBridge 156:ff21514d8981 81 word length is set to 8 data bits). */
AnnaBridge 156:ff21514d8981 82
AnnaBridge 156:ff21514d8981 83 uint32_t Mode; /*!< Specifies whether the Receive or Transmit mode is enabled or disabled.
AnnaBridge 156:ff21514d8981 84 This parameter can be a value of @ref USART_Mode */
AnnaBridge 156:ff21514d8981 85
AnnaBridge 156:ff21514d8981 86 uint32_t CLKPolarity; /*!< Specifies the steady state of the serial clock.
AnnaBridge 156:ff21514d8981 87 This parameter can be a value of @ref USART_Clock_Polarity */
AnnaBridge 156:ff21514d8981 88
AnnaBridge 156:ff21514d8981 89 uint32_t CLKPhase; /*!< Specifies the clock transition on which the bit capture is made.
AnnaBridge 156:ff21514d8981 90 This parameter can be a value of @ref USART_Clock_Phase */
AnnaBridge 156:ff21514d8981 91
AnnaBridge 156:ff21514d8981 92 uint32_t CLKLastBit; /*!< Specifies whether the clock pulse corresponding to the last transmitted
AnnaBridge 156:ff21514d8981 93 data bit (MSB) has to be output on the SCLK pin in synchronous mode.
AnnaBridge 156:ff21514d8981 94 This parameter can be a value of @ref USART_Last_Bit */
AnnaBridge 156:ff21514d8981 95 }USART_InitTypeDef;
AnnaBridge 156:ff21514d8981 96
AnnaBridge 156:ff21514d8981 97 /**
AnnaBridge 156:ff21514d8981 98 * @brief HAL State structures definition
AnnaBridge 156:ff21514d8981 99 */
AnnaBridge 156:ff21514d8981 100 typedef enum
AnnaBridge 156:ff21514d8981 101 {
AnnaBridge 156:ff21514d8981 102 HAL_USART_STATE_RESET = 0x00U, /*!< Peripheral is not yet Initialized */
AnnaBridge 156:ff21514d8981 103 HAL_USART_STATE_READY = 0x01U, /*!< Peripheral Initialized and ready for use */
AnnaBridge 156:ff21514d8981 104 HAL_USART_STATE_BUSY = 0x02U, /*!< an internal process is ongoing */
AnnaBridge 156:ff21514d8981 105 HAL_USART_STATE_BUSY_TX = 0x12U, /*!< Data Transmission process is ongoing */
AnnaBridge 156:ff21514d8981 106 HAL_USART_STATE_BUSY_RX = 0x22U, /*!< Data Reception process is ongoing */
AnnaBridge 156:ff21514d8981 107 HAL_USART_STATE_BUSY_TX_RX = 0x32U, /*!< Data Transmission Reception process is ongoing */
AnnaBridge 156:ff21514d8981 108 HAL_USART_STATE_TIMEOUT = 0x03U, /*!< Timeout state */
AnnaBridge 156:ff21514d8981 109 HAL_USART_STATE_ERROR = 0x04U /*!< Error */
AnnaBridge 156:ff21514d8981 110 }HAL_USART_StateTypeDef;
AnnaBridge 156:ff21514d8981 111
AnnaBridge 156:ff21514d8981 112 /**
AnnaBridge 156:ff21514d8981 113 * @brief USART handle Structure definition
AnnaBridge 156:ff21514d8981 114 */
AnnaBridge 156:ff21514d8981 115 typedef struct
AnnaBridge 156:ff21514d8981 116 {
AnnaBridge 156:ff21514d8981 117 USART_TypeDef *Instance; /* USART registers base address */
AnnaBridge 156:ff21514d8981 118
AnnaBridge 156:ff21514d8981 119 USART_InitTypeDef Init; /* Usart communication parameters */
AnnaBridge 156:ff21514d8981 120
AnnaBridge 156:ff21514d8981 121 uint8_t *pTxBuffPtr; /* Pointer to Usart Tx transfer Buffer */
AnnaBridge 156:ff21514d8981 122
AnnaBridge 156:ff21514d8981 123 uint16_t TxXferSize; /* Usart Tx Transfer size */
AnnaBridge 156:ff21514d8981 124
AnnaBridge 156:ff21514d8981 125 __IO uint16_t TxXferCount; /* Usart Tx Transfer Counter */
AnnaBridge 156:ff21514d8981 126
AnnaBridge 156:ff21514d8981 127 uint8_t *pRxBuffPtr; /* Pointer to Usart Rx transfer Buffer */
AnnaBridge 156:ff21514d8981 128
AnnaBridge 156:ff21514d8981 129 uint16_t RxXferSize; /* Usart Rx Transfer size */
AnnaBridge 156:ff21514d8981 130
AnnaBridge 156:ff21514d8981 131 __IO uint16_t RxXferCount; /* Usart Rx Transfer Counter */
AnnaBridge 156:ff21514d8981 132
AnnaBridge 156:ff21514d8981 133 DMA_HandleTypeDef *hdmatx; /* Usart Tx DMA Handle parameters */
AnnaBridge 156:ff21514d8981 134
AnnaBridge 156:ff21514d8981 135 DMA_HandleTypeDef *hdmarx; /* Usart Rx DMA Handle parameters */
AnnaBridge 156:ff21514d8981 136
AnnaBridge 156:ff21514d8981 137 HAL_LockTypeDef Lock; /* Locking object */
AnnaBridge 156:ff21514d8981 138
AnnaBridge 156:ff21514d8981 139 __IO HAL_USART_StateTypeDef State; /* Usart communication state */
AnnaBridge 156:ff21514d8981 140
AnnaBridge 156:ff21514d8981 141 __IO uint32_t ErrorCode; /* USART Error code */
AnnaBridge 156:ff21514d8981 142
AnnaBridge 156:ff21514d8981 143 }USART_HandleTypeDef;
AnnaBridge 156:ff21514d8981 144 /**
AnnaBridge 156:ff21514d8981 145 * @}
AnnaBridge 156:ff21514d8981 146 */
AnnaBridge 156:ff21514d8981 147
AnnaBridge 156:ff21514d8981 148 /* Exported constants --------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 149 /** @defgroup USART_Exported_Constants USART Exported Constants
AnnaBridge 156:ff21514d8981 150 * @{
AnnaBridge 156:ff21514d8981 151 */
AnnaBridge 156:ff21514d8981 152
AnnaBridge 156:ff21514d8981 153 /** @defgroup USART_Error_Code USART Error Code
AnnaBridge 156:ff21514d8981 154 * @brief USART Error Code
AnnaBridge 156:ff21514d8981 155 * @{
AnnaBridge 156:ff21514d8981 156 */
AnnaBridge 156:ff21514d8981 157 #define HAL_USART_ERROR_NONE 0x00000000U /*!< No error */
AnnaBridge 156:ff21514d8981 158 #define HAL_USART_ERROR_PE 0x00000001U /*!< Parity error */
AnnaBridge 156:ff21514d8981 159 #define HAL_USART_ERROR_NE 0x00000002U /*!< Noise error */
AnnaBridge 156:ff21514d8981 160 #define HAL_USART_ERROR_FE 0x00000004U /*!< Frame error */
AnnaBridge 156:ff21514d8981 161 #define HAL_USART_ERROR_ORE 0x00000008U /*!< Overrun error */
AnnaBridge 156:ff21514d8981 162 #define HAL_USART_ERROR_DMA 0x00000010U /*!< DMA transfer error */
AnnaBridge 156:ff21514d8981 163 /**
AnnaBridge 156:ff21514d8981 164 * @}
AnnaBridge 156:ff21514d8981 165 */
AnnaBridge 156:ff21514d8981 166
AnnaBridge 156:ff21514d8981 167 /** @defgroup USART_Word_Length USART Word Length
AnnaBridge 156:ff21514d8981 168 * @{
AnnaBridge 156:ff21514d8981 169 */
AnnaBridge 156:ff21514d8981 170 #define USART_WORDLENGTH_8B 0x00000000U
AnnaBridge 156:ff21514d8981 171 #define USART_WORDLENGTH_9B ((uint32_t)USART_CR1_M)
AnnaBridge 156:ff21514d8981 172 /**
AnnaBridge 156:ff21514d8981 173 * @}
AnnaBridge 156:ff21514d8981 174 */
AnnaBridge 156:ff21514d8981 175
AnnaBridge 156:ff21514d8981 176 /** @defgroup USART_Stop_Bits USART Number of Stop Bits
AnnaBridge 156:ff21514d8981 177 * @{
AnnaBridge 156:ff21514d8981 178 */
AnnaBridge 156:ff21514d8981 179 #define USART_STOPBITS_1 0x00000000U
AnnaBridge 156:ff21514d8981 180 #define USART_STOPBITS_0_5 ((uint32_t)USART_CR2_STOP_0)
AnnaBridge 156:ff21514d8981 181 #define USART_STOPBITS_2 ((uint32_t)USART_CR2_STOP_1)
AnnaBridge 156:ff21514d8981 182 #define USART_STOPBITS_1_5 ((uint32_t)(USART_CR2_STOP_0 | USART_CR2_STOP_1))
AnnaBridge 156:ff21514d8981 183 /**
AnnaBridge 156:ff21514d8981 184 * @}
AnnaBridge 156:ff21514d8981 185 */
AnnaBridge 156:ff21514d8981 186
AnnaBridge 156:ff21514d8981 187 /** @defgroup USART_Parity USART Parity
AnnaBridge 156:ff21514d8981 188 * @{
AnnaBridge 156:ff21514d8981 189 */
AnnaBridge 156:ff21514d8981 190 #define USART_PARITY_NONE 0x00000000U
AnnaBridge 156:ff21514d8981 191 #define USART_PARITY_EVEN ((uint32_t)USART_CR1_PCE)
AnnaBridge 156:ff21514d8981 192 #define USART_PARITY_ODD ((uint32_t)(USART_CR1_PCE | USART_CR1_PS))
AnnaBridge 156:ff21514d8981 193 /**
AnnaBridge 156:ff21514d8981 194 * @}
AnnaBridge 156:ff21514d8981 195 */
AnnaBridge 156:ff21514d8981 196
AnnaBridge 156:ff21514d8981 197 /** @defgroup USART_Mode USART Mode
AnnaBridge 156:ff21514d8981 198 * @{
AnnaBridge 156:ff21514d8981 199 */
AnnaBridge 156:ff21514d8981 200 #define USART_MODE_RX ((uint32_t)USART_CR1_RE)
AnnaBridge 156:ff21514d8981 201 #define USART_MODE_TX ((uint32_t)USART_CR1_TE)
AnnaBridge 156:ff21514d8981 202 #define USART_MODE_TX_RX ((uint32_t)(USART_CR1_TE |USART_CR1_RE))
AnnaBridge 156:ff21514d8981 203 /**
AnnaBridge 156:ff21514d8981 204 * @}
AnnaBridge 156:ff21514d8981 205 */
AnnaBridge 156:ff21514d8981 206
AnnaBridge 156:ff21514d8981 207 /** @defgroup USART_Clock USART Clock
AnnaBridge 156:ff21514d8981 208 * @{
AnnaBridge 156:ff21514d8981 209 */
AnnaBridge 156:ff21514d8981 210 #define USART_CLOCK_DISABLE 0x00000000U
AnnaBridge 156:ff21514d8981 211 #define USART_CLOCK_ENABLE ((uint32_t)USART_CR2_CLKEN)
AnnaBridge 156:ff21514d8981 212 /**
AnnaBridge 156:ff21514d8981 213 * @}
AnnaBridge 156:ff21514d8981 214 */
AnnaBridge 156:ff21514d8981 215
AnnaBridge 156:ff21514d8981 216 /** @defgroup USART_Clock_Polarity USART Clock Polarity
AnnaBridge 156:ff21514d8981 217 * @{
AnnaBridge 156:ff21514d8981 218 */
AnnaBridge 156:ff21514d8981 219 #define USART_POLARITY_LOW 0x00000000U
AnnaBridge 156:ff21514d8981 220 #define USART_POLARITY_HIGH ((uint32_t)USART_CR2_CPOL)
AnnaBridge 156:ff21514d8981 221 /**
AnnaBridge 156:ff21514d8981 222 * @}
AnnaBridge 156:ff21514d8981 223 */
AnnaBridge 156:ff21514d8981 224
AnnaBridge 156:ff21514d8981 225 /** @defgroup USART_Clock_Phase USART Clock Phase
AnnaBridge 156:ff21514d8981 226 * @{
AnnaBridge 156:ff21514d8981 227 */
AnnaBridge 156:ff21514d8981 228 #define USART_PHASE_1EDGE 0x00000000U
AnnaBridge 156:ff21514d8981 229 #define USART_PHASE_2EDGE ((uint32_t)USART_CR2_CPHA)
AnnaBridge 156:ff21514d8981 230 /**
AnnaBridge 156:ff21514d8981 231 * @}
AnnaBridge 156:ff21514d8981 232 */
AnnaBridge 156:ff21514d8981 233
AnnaBridge 156:ff21514d8981 234 /** @defgroup USART_Last_Bit USART Last Bit
AnnaBridge 156:ff21514d8981 235 * @{
AnnaBridge 156:ff21514d8981 236 */
AnnaBridge 156:ff21514d8981 237 #define USART_LASTBIT_DISABLE 0x00000000U
AnnaBridge 156:ff21514d8981 238 #define USART_LASTBIT_ENABLE ((uint32_t)USART_CR2_LBCL)
AnnaBridge 156:ff21514d8981 239 /**
AnnaBridge 156:ff21514d8981 240 * @}
AnnaBridge 156:ff21514d8981 241 */
AnnaBridge 156:ff21514d8981 242
AnnaBridge 156:ff21514d8981 243 /** @defgroup USART_NACK_State USART NACK State
AnnaBridge 156:ff21514d8981 244 * @{
AnnaBridge 156:ff21514d8981 245 */
AnnaBridge 156:ff21514d8981 246 #define USART_NACK_ENABLE ((uint32_t)USART_CR3_NACK)
AnnaBridge 156:ff21514d8981 247 #define USART_NACK_DISABLE 0x00000000U
AnnaBridge 156:ff21514d8981 248 /**
AnnaBridge 156:ff21514d8981 249 * @}
AnnaBridge 156:ff21514d8981 250 */
AnnaBridge 156:ff21514d8981 251
AnnaBridge 156:ff21514d8981 252 /** @defgroup USART_Flags USART Flags
AnnaBridge 156:ff21514d8981 253 * Elements values convention: 0xXXXX
AnnaBridge 156:ff21514d8981 254 * - 0xXXXX : Flag mask in the SR register
AnnaBridge 156:ff21514d8981 255 * @{
AnnaBridge 156:ff21514d8981 256 */
AnnaBridge 156:ff21514d8981 257 #define USART_FLAG_TXE 0x00000080U
AnnaBridge 156:ff21514d8981 258 #define USART_FLAG_TC 0x00000040U
AnnaBridge 156:ff21514d8981 259 #define USART_FLAG_RXNE 0x00000020U
AnnaBridge 156:ff21514d8981 260 #define USART_FLAG_IDLE 0x00000010U
AnnaBridge 156:ff21514d8981 261 #define USART_FLAG_ORE 0x00000008U
AnnaBridge 156:ff21514d8981 262 #define USART_FLAG_NE 0x00000004U
AnnaBridge 156:ff21514d8981 263 #define USART_FLAG_FE 0x00000002U
AnnaBridge 156:ff21514d8981 264 #define USART_FLAG_PE 0x00000001U
AnnaBridge 156:ff21514d8981 265 /**
AnnaBridge 156:ff21514d8981 266 * @}
AnnaBridge 156:ff21514d8981 267 */
AnnaBridge 156:ff21514d8981 268
AnnaBridge 156:ff21514d8981 269 /** @defgroup USART_Interrupt_definition USART Interrupts Definition
AnnaBridge 156:ff21514d8981 270 * Elements values convention: 0xY000XXXX
AnnaBridge 156:ff21514d8981 271 * - XXXX : Interrupt mask in the XX register
AnnaBridge 156:ff21514d8981 272 * - Y : Interrupt source register (2bits)
AnnaBridge 156:ff21514d8981 273 * - 01: CR1 register
AnnaBridge 156:ff21514d8981 274 * - 10: CR2 register
AnnaBridge 156:ff21514d8981 275 * - 11: CR3 register
AnnaBridge 156:ff21514d8981 276 *
AnnaBridge 156:ff21514d8981 277 * @{
AnnaBridge 156:ff21514d8981 278 */
AnnaBridge 156:ff21514d8981 279 #define USART_IT_PE ((uint32_t)(USART_CR1_REG_INDEX << 28U | USART_CR1_PEIE))
AnnaBridge 156:ff21514d8981 280 #define USART_IT_TXE ((uint32_t)(USART_CR1_REG_INDEX << 28U | USART_CR1_TXEIE))
AnnaBridge 156:ff21514d8981 281 #define USART_IT_TC ((uint32_t)(USART_CR1_REG_INDEX << 28U | USART_CR1_TCIE))
AnnaBridge 156:ff21514d8981 282 #define USART_IT_RXNE ((uint32_t)(USART_CR1_REG_INDEX << 28U | USART_CR1_RXNEIE))
AnnaBridge 156:ff21514d8981 283 #define USART_IT_IDLE ((uint32_t)(USART_CR1_REG_INDEX << 28U | USART_CR1_IDLEIE))
AnnaBridge 156:ff21514d8981 284
AnnaBridge 156:ff21514d8981 285 #define USART_IT_LBD ((uint32_t)(USART_CR2_REG_INDEX << 28U | USART_CR2_LBDIE))
AnnaBridge 156:ff21514d8981 286
AnnaBridge 156:ff21514d8981 287 #define USART_IT_CTS ((uint32_t)(USART_CR3_REG_INDEX << 28U | USART_CR3_CTSIE))
AnnaBridge 156:ff21514d8981 288 #define USART_IT_ERR ((uint32_t)(USART_CR3_REG_INDEX << 28U | USART_CR3_EIE))
AnnaBridge 156:ff21514d8981 289 /**
AnnaBridge 156:ff21514d8981 290 * @}
AnnaBridge 156:ff21514d8981 291 */
AnnaBridge 156:ff21514d8981 292
AnnaBridge 156:ff21514d8981 293 /**
AnnaBridge 156:ff21514d8981 294 * @}
AnnaBridge 156:ff21514d8981 295 */
AnnaBridge 156:ff21514d8981 296
AnnaBridge 156:ff21514d8981 297 /* Exported macro ------------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 298 /** @defgroup USART_Exported_Macros USART Exported Macros
AnnaBridge 156:ff21514d8981 299 * @{
AnnaBridge 156:ff21514d8981 300 */
AnnaBridge 156:ff21514d8981 301
AnnaBridge 156:ff21514d8981 302 /** @brief Reset USART handle state
AnnaBridge 163:e59c8e839560 303 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 304 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
AnnaBridge 156:ff21514d8981 305 * @retval None
AnnaBridge 156:ff21514d8981 306 */
AnnaBridge 156:ff21514d8981 307 #define __HAL_USART_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_USART_STATE_RESET)
AnnaBridge 156:ff21514d8981 308
AnnaBridge 156:ff21514d8981 309 /** @brief Checks whether the specified Smartcard flag is set or not.
AnnaBridge 163:e59c8e839560 310 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 311 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
AnnaBridge 163:e59c8e839560 312 * @param __FLAG__ specifies the flag to check.
AnnaBridge 156:ff21514d8981 313 * This parameter can be one of the following values:
AnnaBridge 156:ff21514d8981 314 * @arg USART_FLAG_TXE: Transmit data register empty flag
AnnaBridge 156:ff21514d8981 315 * @arg USART_FLAG_TC: Transmission Complete flag
AnnaBridge 156:ff21514d8981 316 * @arg USART_FLAG_RXNE: Receive data register not empty flag
AnnaBridge 156:ff21514d8981 317 * @arg USART_FLAG_IDLE: Idle Line detection flag
AnnaBridge 156:ff21514d8981 318 * @arg USART_FLAG_ORE: Overrun Error flag
AnnaBridge 156:ff21514d8981 319 * @arg USART_FLAG_NE: Noise Error flag
AnnaBridge 156:ff21514d8981 320 * @arg USART_FLAG_FE: Framing Error flag
AnnaBridge 156:ff21514d8981 321 * @arg USART_FLAG_PE: Parity Error flag
AnnaBridge 156:ff21514d8981 322 * @retval The new state of __FLAG__ (TRUE or FALSE).
AnnaBridge 156:ff21514d8981 323 */
AnnaBridge 156:ff21514d8981 324 #define __HAL_USART_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
AnnaBridge 156:ff21514d8981 325
AnnaBridge 156:ff21514d8981 326 /** @brief Clears the specified Smartcard pending flags.
AnnaBridge 163:e59c8e839560 327 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 328 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
AnnaBridge 163:e59c8e839560 329 * @param __FLAG__ specifies the flag to check.
AnnaBridge 156:ff21514d8981 330 * This parameter can be any combination of the following values:
AnnaBridge 156:ff21514d8981 331 * @arg USART_FLAG_TC: Transmission Complete flag.
AnnaBridge 156:ff21514d8981 332 * @arg USART_FLAG_RXNE: Receive data register not empty flag.
AnnaBridge 156:ff21514d8981 333 *
AnnaBridge 156:ff21514d8981 334 * @note PE (Parity error), FE (Framing error), NE (Noise error), ORE (Overrun
AnnaBridge 156:ff21514d8981 335 * error) and IDLE (Idle line detected) flags are cleared by software
AnnaBridge 156:ff21514d8981 336 * sequence: a read operation to USART_SR register followed by a read
AnnaBridge 156:ff21514d8981 337 * operation to USART_DR register.
AnnaBridge 156:ff21514d8981 338 * @note RXNE flag can be also cleared by a read to the USART_DR register.
AnnaBridge 156:ff21514d8981 339 * @note TC flag can be also cleared by software sequence: a read operation to
AnnaBridge 156:ff21514d8981 340 * USART_SR register followed by a write operation to USART_DR register.
AnnaBridge 156:ff21514d8981 341 * @note TXE flag is cleared only by a write to the USART_DR register.
AnnaBridge 156:ff21514d8981 342 *
AnnaBridge 156:ff21514d8981 343 * @retval None
AnnaBridge 156:ff21514d8981 344 */
AnnaBridge 156:ff21514d8981 345 #define __HAL_USART_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR = ~(__FLAG__))
AnnaBridge 156:ff21514d8981 346
AnnaBridge 156:ff21514d8981 347 /** @brief Clear the USART PE pending flag.
AnnaBridge 163:e59c8e839560 348 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 349 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
AnnaBridge 156:ff21514d8981 350 * @retval None
AnnaBridge 156:ff21514d8981 351 */
AnnaBridge 156:ff21514d8981 352 #define __HAL_USART_CLEAR_PEFLAG(__HANDLE__) \
AnnaBridge 156:ff21514d8981 353 do{ \
AnnaBridge 156:ff21514d8981 354 __IO uint32_t tmpreg = 0x00U; \
AnnaBridge 156:ff21514d8981 355 tmpreg = (__HANDLE__)->Instance->SR; \
AnnaBridge 156:ff21514d8981 356 tmpreg = (__HANDLE__)->Instance->DR; \
AnnaBridge 156:ff21514d8981 357 UNUSED(tmpreg); \
AnnaBridge 156:ff21514d8981 358 } while(0U)
AnnaBridge 156:ff21514d8981 359
AnnaBridge 156:ff21514d8981 360 /** @brief Clear the USART FE pending flag.
AnnaBridge 163:e59c8e839560 361 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 362 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
AnnaBridge 156:ff21514d8981 363 * @retval None
AnnaBridge 156:ff21514d8981 364 */
AnnaBridge 156:ff21514d8981 365 #define __HAL_USART_CLEAR_FEFLAG(__HANDLE__) __HAL_USART_CLEAR_PEFLAG(__HANDLE__)
AnnaBridge 156:ff21514d8981 366
AnnaBridge 156:ff21514d8981 367 /** @brief Clear the USART NE pending flag.
AnnaBridge 163:e59c8e839560 368 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 369 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
AnnaBridge 156:ff21514d8981 370 * @retval None
AnnaBridge 156:ff21514d8981 371 */
AnnaBridge 156:ff21514d8981 372 #define __HAL_USART_CLEAR_NEFLAG(__HANDLE__) __HAL_USART_CLEAR_PEFLAG(__HANDLE__)
AnnaBridge 156:ff21514d8981 373
AnnaBridge 156:ff21514d8981 374 /** @brief Clear the UART ORE pending flag.
AnnaBridge 163:e59c8e839560 375 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 376 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
AnnaBridge 156:ff21514d8981 377 * @retval None
AnnaBridge 156:ff21514d8981 378 */
AnnaBridge 156:ff21514d8981 379 #define __HAL_USART_CLEAR_OREFLAG(__HANDLE__) __HAL_USART_CLEAR_PEFLAG(__HANDLE__)
AnnaBridge 156:ff21514d8981 380
AnnaBridge 156:ff21514d8981 381 /** @brief Clear the USART IDLE pending flag.
AnnaBridge 163:e59c8e839560 382 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 383 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
AnnaBridge 156:ff21514d8981 384 * @retval None
AnnaBridge 156:ff21514d8981 385 */
AnnaBridge 156:ff21514d8981 386 #define __HAL_USART_CLEAR_IDLEFLAG(__HANDLE__) __HAL_USART_CLEAR_PEFLAG(__HANDLE__)
AnnaBridge 156:ff21514d8981 387
AnnaBridge 156:ff21514d8981 388 /** @brief Enables or disables the specified USART interrupts.
AnnaBridge 163:e59c8e839560 389 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 390 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
AnnaBridge 163:e59c8e839560 391 * @param __INTERRUPT__ specifies the USART interrupt source to check.
AnnaBridge 156:ff21514d8981 392 * This parameter can be one of the following values:
AnnaBridge 156:ff21514d8981 393 * @arg USART_IT_TXE: Transmit Data Register empty interrupt
AnnaBridge 156:ff21514d8981 394 * @arg USART_IT_TC: Transmission complete interrupt
AnnaBridge 156:ff21514d8981 395 * @arg USART_IT_RXNE: Receive Data register not empty interrupt
AnnaBridge 156:ff21514d8981 396 * @arg USART_IT_IDLE: Idle line detection interrupt
AnnaBridge 156:ff21514d8981 397 * @arg USART_IT_PE: Parity Error interrupt
AnnaBridge 156:ff21514d8981 398 * @arg USART_IT_ERR: Error interrupt(Frame error, noise error, overrun error)
AnnaBridge 156:ff21514d8981 399 * This parameter can be: ENABLE or DISABLE.
AnnaBridge 156:ff21514d8981 400 * @retval None
AnnaBridge 156:ff21514d8981 401 */
AnnaBridge 156:ff21514d8981 402 #define __HAL_USART_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((((__INTERRUPT__) >> 28U) == 1U)? ((__HANDLE__)->Instance->CR1 |= ((__INTERRUPT__) & USART_IT_MASK)): \
AnnaBridge 156:ff21514d8981 403 (((__INTERRUPT__) >> 28U) == 2U)? ((__HANDLE__)->Instance->CR2 |= ((__INTERRUPT__) & USART_IT_MASK)): \
AnnaBridge 156:ff21514d8981 404 ((__HANDLE__)->Instance->CR3 |= ((__INTERRUPT__) & USART_IT_MASK)))
AnnaBridge 156:ff21514d8981 405 #define __HAL_USART_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((((__INTERRUPT__) >> 28U) == 1U)? ((__HANDLE__)->Instance->CR1 &= ~((__INTERRUPT__) & USART_IT_MASK)): \
AnnaBridge 156:ff21514d8981 406 (((__INTERRUPT__) >> 28U) == 2U)? ((__HANDLE__)->Instance->CR2 &= ~((__INTERRUPT__) & USART_IT_MASK)): \
AnnaBridge 156:ff21514d8981 407 ((__HANDLE__)->Instance->CR3 &= ~ ((__INTERRUPT__) & USART_IT_MASK)))
AnnaBridge 156:ff21514d8981 408
AnnaBridge 156:ff21514d8981 409 /** @brief Checks whether the specified USART interrupt has occurred or not.
AnnaBridge 163:e59c8e839560 410 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 411 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
AnnaBridge 163:e59c8e839560 412 * @param __IT__ specifies the USART interrupt source to check.
AnnaBridge 156:ff21514d8981 413 * This parameter can be one of the following values:
AnnaBridge 156:ff21514d8981 414 * @arg USART_IT_TXE: Transmit Data Register empty interrupt
AnnaBridge 156:ff21514d8981 415 * @arg USART_IT_TC: Transmission complete interrupt
AnnaBridge 156:ff21514d8981 416 * @arg USART_IT_RXNE: Receive Data register not empty interrupt
AnnaBridge 156:ff21514d8981 417 * @arg USART_IT_IDLE: Idle line detection interrupt
AnnaBridge 156:ff21514d8981 418 * @arg USART_IT_ERR: Error interrupt
AnnaBridge 156:ff21514d8981 419 * @arg USART_IT_PE: Parity Error interrupt
AnnaBridge 156:ff21514d8981 420 * @retval The new state of __IT__ (TRUE or FALSE).
AnnaBridge 156:ff21514d8981 421 */
AnnaBridge 156:ff21514d8981 422 #define __HAL_USART_GET_IT_SOURCE(__HANDLE__, __IT__) (((((__IT__) >> 28U) == 1U)? (__HANDLE__)->Instance->CR1:(((((uint32_t)(__IT__)) >> 28U) == 2U)? \
AnnaBridge 156:ff21514d8981 423 (__HANDLE__)->Instance->CR2 : (__HANDLE__)->Instance->CR3)) & (((uint32_t)(__IT__)) & USART_IT_MASK))
AnnaBridge 156:ff21514d8981 424
AnnaBridge 156:ff21514d8981 425 /** @brief Macro to enable the USART's one bit sample method
AnnaBridge 163:e59c8e839560 426 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 427 * @retval None
AnnaBridge 156:ff21514d8981 428 */
AnnaBridge 156:ff21514d8981 429 #define __HAL_USART_ONE_BIT_SAMPLE_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
AnnaBridge 156:ff21514d8981 430
AnnaBridge 156:ff21514d8981 431 /** @brief Macro to disable the USART's one bit sample method
AnnaBridge 163:e59c8e839560 432 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 433 * @retval None
AnnaBridge 156:ff21514d8981 434 */
AnnaBridge 156:ff21514d8981 435 #define __HAL_USART_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= (uint16_t)~((uint16_t)USART_CR3_ONEBIT))
AnnaBridge 156:ff21514d8981 436
AnnaBridge 156:ff21514d8981 437 /** @brief Enable USART
AnnaBridge 163:e59c8e839560 438 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 439 * USART Handle selects the USARTx peripheral (USART availability and x value depending on device).
AnnaBridge 156:ff21514d8981 440 * @retval None
AnnaBridge 156:ff21514d8981 441 */
AnnaBridge 156:ff21514d8981 442 #define __HAL_USART_ENABLE(__HANDLE__) ( (__HANDLE__)->Instance->CR1 |= USART_CR1_UE)
AnnaBridge 156:ff21514d8981 443
AnnaBridge 156:ff21514d8981 444 /** @brief Disable USART
AnnaBridge 163:e59c8e839560 445 * @param __HANDLE__ specifies the USART Handle.
AnnaBridge 156:ff21514d8981 446 * USART Handle selects the USARTx peripheral (USART availability and x value depending on device).
AnnaBridge 156:ff21514d8981 447 * @retval None
AnnaBridge 156:ff21514d8981 448 */
AnnaBridge 156:ff21514d8981 449 #define __HAL_USART_DISABLE(__HANDLE__) ( (__HANDLE__)->Instance->CR1 &= ~USART_CR1_UE)
AnnaBridge 156:ff21514d8981 450
AnnaBridge 156:ff21514d8981 451 /**
AnnaBridge 156:ff21514d8981 452 * @}
AnnaBridge 156:ff21514d8981 453 */
AnnaBridge 156:ff21514d8981 454 /* Exported functions --------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 455 /** @addtogroup USART_Exported_Functions
AnnaBridge 156:ff21514d8981 456 * @{
AnnaBridge 156:ff21514d8981 457 */
AnnaBridge 156:ff21514d8981 458
AnnaBridge 156:ff21514d8981 459 /** @addtogroup USART_Exported_Functions_Group1
AnnaBridge 156:ff21514d8981 460 * @{
AnnaBridge 156:ff21514d8981 461 */
AnnaBridge 156:ff21514d8981 462 /* Initialization/de-initialization functions **********************************/
AnnaBridge 156:ff21514d8981 463 HAL_StatusTypeDef HAL_USART_Init(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 464 HAL_StatusTypeDef HAL_USART_DeInit(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 465 void HAL_USART_MspInit(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 466 void HAL_USART_MspDeInit(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 467 /**
AnnaBridge 156:ff21514d8981 468 * @}
AnnaBridge 156:ff21514d8981 469 */
AnnaBridge 156:ff21514d8981 470
AnnaBridge 156:ff21514d8981 471 /** @addtogroup USART_Exported_Functions_Group2
AnnaBridge 156:ff21514d8981 472 * @{
AnnaBridge 156:ff21514d8981 473 */
AnnaBridge 156:ff21514d8981 474 /* IO operation functions *******************************************************/
AnnaBridge 156:ff21514d8981 475 HAL_StatusTypeDef HAL_USART_Transmit(USART_HandleTypeDef *husart, uint8_t *pTxData, uint16_t Size, uint32_t Timeout);
AnnaBridge 156:ff21514d8981 476 HAL_StatusTypeDef HAL_USART_Receive(USART_HandleTypeDef *husart, uint8_t *pRxData, uint16_t Size, uint32_t Timeout);
AnnaBridge 156:ff21514d8981 477 HAL_StatusTypeDef HAL_USART_TransmitReceive(USART_HandleTypeDef *husart, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size, uint32_t Timeout);
AnnaBridge 156:ff21514d8981 478 HAL_StatusTypeDef HAL_USART_Transmit_IT(USART_HandleTypeDef *husart, uint8_t *pTxData, uint16_t Size);
AnnaBridge 156:ff21514d8981 479 HAL_StatusTypeDef HAL_USART_Receive_IT(USART_HandleTypeDef *husart, uint8_t *pRxData, uint16_t Size);
AnnaBridge 156:ff21514d8981 480 HAL_StatusTypeDef HAL_USART_TransmitReceive_IT(USART_HandleTypeDef *husart, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size);
AnnaBridge 156:ff21514d8981 481 HAL_StatusTypeDef HAL_USART_Transmit_DMA(USART_HandleTypeDef *husart, uint8_t *pTxData, uint16_t Size);
AnnaBridge 156:ff21514d8981 482 HAL_StatusTypeDef HAL_USART_Receive_DMA(USART_HandleTypeDef *husart, uint8_t *pRxData, uint16_t Size);
AnnaBridge 156:ff21514d8981 483 HAL_StatusTypeDef HAL_USART_TransmitReceive_DMA(USART_HandleTypeDef *husart, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size);
AnnaBridge 156:ff21514d8981 484 HAL_StatusTypeDef HAL_USART_DMAPause(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 485 HAL_StatusTypeDef HAL_USART_DMAResume(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 486 HAL_StatusTypeDef HAL_USART_DMAStop(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 487 /* Transfer Abort functions */
AnnaBridge 156:ff21514d8981 488 HAL_StatusTypeDef HAL_USART_Abort(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 489 HAL_StatusTypeDef HAL_USART_Abort_IT(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 490
AnnaBridge 156:ff21514d8981 491 void HAL_USART_IRQHandler(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 492 void HAL_USART_TxCpltCallback(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 493 void HAL_USART_TxHalfCpltCallback(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 494 void HAL_USART_RxCpltCallback(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 495 void HAL_USART_RxHalfCpltCallback(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 496 void HAL_USART_TxRxCpltCallback(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 497 void HAL_USART_ErrorCallback(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 498 void HAL_USART_AbortCpltCallback (USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 499 /**
AnnaBridge 156:ff21514d8981 500 * @}
AnnaBridge 156:ff21514d8981 501 */
AnnaBridge 156:ff21514d8981 502
AnnaBridge 156:ff21514d8981 503 /** @addtogroup USART_Exported_Functions_Group3
AnnaBridge 156:ff21514d8981 504 * @{
AnnaBridge 156:ff21514d8981 505 */
AnnaBridge 156:ff21514d8981 506 /* Peripheral State functions ************************************************/
AnnaBridge 156:ff21514d8981 507 HAL_USART_StateTypeDef HAL_USART_GetState(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 508 uint32_t HAL_USART_GetError(USART_HandleTypeDef *husart);
AnnaBridge 156:ff21514d8981 509 /**
AnnaBridge 156:ff21514d8981 510 * @}
AnnaBridge 156:ff21514d8981 511 */
AnnaBridge 156:ff21514d8981 512
AnnaBridge 156:ff21514d8981 513 /**
AnnaBridge 156:ff21514d8981 514 * @}
AnnaBridge 156:ff21514d8981 515 */
AnnaBridge 156:ff21514d8981 516 /* Private types -------------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 517 /* Private variables ---------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 518 /* Private constants ---------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 519 /** @defgroup USART_Private_Constants USART Private Constants
AnnaBridge 156:ff21514d8981 520 * @{
AnnaBridge 156:ff21514d8981 521 */
AnnaBridge 156:ff21514d8981 522 /** @brief USART interruptions flag mask
AnnaBridge 156:ff21514d8981 523 *
AnnaBridge 156:ff21514d8981 524 */
AnnaBridge 156:ff21514d8981 525 #define USART_IT_MASK ((uint32_t) USART_CR1_PEIE | USART_CR1_TXEIE | USART_CR1_TCIE | USART_CR1_RXNEIE | \
AnnaBridge 156:ff21514d8981 526 USART_CR1_IDLEIE | USART_CR2_LBDIE | USART_CR3_CTSIE | USART_CR3_EIE )
AnnaBridge 156:ff21514d8981 527
AnnaBridge 156:ff21514d8981 528 #define USART_CR1_REG_INDEX 1U
AnnaBridge 156:ff21514d8981 529 #define USART_CR2_REG_INDEX 2U
AnnaBridge 156:ff21514d8981 530 #define USART_CR3_REG_INDEX 3U
AnnaBridge 156:ff21514d8981 531 /**
AnnaBridge 156:ff21514d8981 532 * @}
AnnaBridge 156:ff21514d8981 533 */
AnnaBridge 156:ff21514d8981 534
AnnaBridge 156:ff21514d8981 535 /* Private macros ------------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 536 /** @defgroup USART_Private_Macros USART Private Macros
AnnaBridge 156:ff21514d8981 537 * @{
AnnaBridge 156:ff21514d8981 538 */
AnnaBridge 156:ff21514d8981 539 #define IS_USART_NACK_STATE(NACK) (((NACK) == USART_NACK_ENABLE) || \
AnnaBridge 156:ff21514d8981 540 ((NACK) == USART_NACK_DISABLE))
AnnaBridge 156:ff21514d8981 541 #define IS_USART_LASTBIT(LASTBIT) (((LASTBIT) == USART_LASTBIT_DISABLE) || \
AnnaBridge 156:ff21514d8981 542 ((LASTBIT) == USART_LASTBIT_ENABLE))
AnnaBridge 156:ff21514d8981 543 #define IS_USART_PHASE(CPHA) (((CPHA) == USART_PHASE_1EDGE) || ((CPHA) == USART_PHASE_2EDGE))
AnnaBridge 156:ff21514d8981 544 #define IS_USART_POLARITY(CPOL) (((CPOL) == USART_POLARITY_LOW) || ((CPOL) == USART_POLARITY_HIGH))
AnnaBridge 156:ff21514d8981 545 #define IS_USART_CLOCK(CLOCK) (((CLOCK) == USART_CLOCK_DISABLE) || \
AnnaBridge 156:ff21514d8981 546 ((CLOCK) == USART_CLOCK_ENABLE))
AnnaBridge 156:ff21514d8981 547 #define IS_USART_WORD_LENGTH(LENGTH) (((LENGTH) == USART_WORDLENGTH_8B) || \
AnnaBridge 156:ff21514d8981 548 ((LENGTH) == USART_WORDLENGTH_9B))
AnnaBridge 156:ff21514d8981 549 #define IS_USART_STOPBITS(STOPBITS) (((STOPBITS) == USART_STOPBITS_1) || \
AnnaBridge 156:ff21514d8981 550 ((STOPBITS) == USART_STOPBITS_0_5) || \
AnnaBridge 156:ff21514d8981 551 ((STOPBITS) == USART_STOPBITS_1_5) || \
AnnaBridge 156:ff21514d8981 552 ((STOPBITS) == USART_STOPBITS_2))
AnnaBridge 156:ff21514d8981 553 #define IS_USART_PARITY(PARITY) (((PARITY) == USART_PARITY_NONE) || \
AnnaBridge 156:ff21514d8981 554 ((PARITY) == USART_PARITY_EVEN) || \
AnnaBridge 156:ff21514d8981 555 ((PARITY) == USART_PARITY_ODD))
AnnaBridge 156:ff21514d8981 556 #define IS_USART_MODE(MODE) ((((MODE) & 0xFFF3U) == 0x00U) && ((MODE) != 0x00U))
AnnaBridge 156:ff21514d8981 557 #define IS_USART_BAUDRATE(BAUDRATE) ((BAUDRATE) < 10500001U)
AnnaBridge 156:ff21514d8981 558
AnnaBridge 156:ff21514d8981 559 #define USART_DIV(_PCLK_, _BAUD_) (((_PCLK_)*25U)/(2U*(_BAUD_)))
AnnaBridge 156:ff21514d8981 560 #define USART_DIVMANT(_PCLK_, _BAUD_) (USART_DIV((_PCLK_), (_BAUD_))/100U)
AnnaBridge 156:ff21514d8981 561 #define USART_DIVFRAQ(_PCLK_, _BAUD_) (((USART_DIV((_PCLK_), (_BAUD_)) - (USART_DIVMANT((_PCLK_), (_BAUD_)) * 100U)) * 16U + 50U) / 100U)
AnnaBridge 156:ff21514d8981 562 #define USART_BRR(_PCLK_, _BAUD_) ((USART_DIVMANT((_PCLK_), (_BAUD_)) << 4U)|(USART_DIVFRAQ((_PCLK_), (_BAUD_)) & 0x0FU))
AnnaBridge 156:ff21514d8981 563 /**
AnnaBridge 156:ff21514d8981 564 * @}
AnnaBridge 156:ff21514d8981 565 */
AnnaBridge 156:ff21514d8981 566
AnnaBridge 156:ff21514d8981 567 /* Private functions ---------------------------------------------------------*/
AnnaBridge 156:ff21514d8981 568 /** @defgroup USART_Private_Functions USART Private Functions
AnnaBridge 156:ff21514d8981 569 * @{
AnnaBridge 156:ff21514d8981 570 */
AnnaBridge 156:ff21514d8981 571
AnnaBridge 156:ff21514d8981 572 /**
AnnaBridge 156:ff21514d8981 573 * @}
AnnaBridge 156:ff21514d8981 574 */
AnnaBridge 156:ff21514d8981 575
AnnaBridge 156:ff21514d8981 576 /**
AnnaBridge 156:ff21514d8981 577 * @}
AnnaBridge 156:ff21514d8981 578 */
AnnaBridge 156:ff21514d8981 579
AnnaBridge 156:ff21514d8981 580 /**
AnnaBridge 156:ff21514d8981 581 * @}
AnnaBridge 156:ff21514d8981 582 */
AnnaBridge 156:ff21514d8981 583
AnnaBridge 156:ff21514d8981 584 #ifdef __cplusplus
AnnaBridge 156:ff21514d8981 585 }
AnnaBridge 156:ff21514d8981 586 #endif
AnnaBridge 156:ff21514d8981 587
AnnaBridge 156:ff21514d8981 588 #endif /* __STM32F4xx_HAL_USART_H */
AnnaBridge 156:ff21514d8981 589
AnnaBridge 156:ff21514d8981 590 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/