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Committer:
elijahorr
Date:
Thu Apr 14 07:28:54 2016 +0000
Revision:
121:672067c3ada4
Parent:
110:165afa46840b
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Kojto 106:ba1f97679dad 1 /**
Kojto 106:ba1f97679dad 2 ******************************************************************************
Kojto 106:ba1f97679dad 3 * @file stm32f4xx_hal_usart.h
Kojto 106:ba1f97679dad 4 * @author MCD Application Team
Kojto 110:165afa46840b 5 * @version V1.4.1
Kojto 110:165afa46840b 6 * @date 09-October-2015
Kojto 106:ba1f97679dad 7 * @brief Header file of USART HAL module.
Kojto 106:ba1f97679dad 8 ******************************************************************************
Kojto 106:ba1f97679dad 9 * @attention
Kojto 106:ba1f97679dad 10 *
Kojto 106:ba1f97679dad 11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
Kojto 106:ba1f97679dad 12 *
Kojto 106:ba1f97679dad 13 * Redistribution and use in source and binary forms, with or without modification,
Kojto 106:ba1f97679dad 14 * are permitted provided that the following conditions are met:
Kojto 106:ba1f97679dad 15 * 1. Redistributions of source code must retain the above copyright notice,
Kojto 106:ba1f97679dad 16 * this list of conditions and the following disclaimer.
Kojto 106:ba1f97679dad 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
Kojto 106:ba1f97679dad 18 * this list of conditions and the following disclaimer in the documentation
Kojto 106:ba1f97679dad 19 * and/or other materials provided with the distribution.
Kojto 106:ba1f97679dad 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
Kojto 106:ba1f97679dad 21 * may be used to endorse or promote products derived from this software
Kojto 106:ba1f97679dad 22 * without specific prior written permission.
Kojto 106:ba1f97679dad 23 *
Kojto 106:ba1f97679dad 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
Kojto 106:ba1f97679dad 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
Kojto 106:ba1f97679dad 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Kojto 106:ba1f97679dad 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
Kojto 106:ba1f97679dad 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
Kojto 106:ba1f97679dad 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
Kojto 106:ba1f97679dad 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
Kojto 106:ba1f97679dad 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
Kojto 106:ba1f97679dad 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
Kojto 106:ba1f97679dad 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Kojto 106:ba1f97679dad 34 *
Kojto 106:ba1f97679dad 35 ******************************************************************************
Kojto 106:ba1f97679dad 36 */
Kojto 106:ba1f97679dad 37
Kojto 106:ba1f97679dad 38 /* Define to prevent recursive inclusion -------------------------------------*/
Kojto 106:ba1f97679dad 39 #ifndef __STM32F4xx_HAL_USART_H
Kojto 106:ba1f97679dad 40 #define __STM32F4xx_HAL_USART_H
Kojto 106:ba1f97679dad 41
Kojto 106:ba1f97679dad 42 #ifdef __cplusplus
Kojto 106:ba1f97679dad 43 extern "C" {
Kojto 106:ba1f97679dad 44 #endif
Kojto 106:ba1f97679dad 45
Kojto 106:ba1f97679dad 46 /* Includes ------------------------------------------------------------------*/
Kojto 106:ba1f97679dad 47 #include "stm32f4xx_hal_def.h"
Kojto 106:ba1f97679dad 48
Kojto 106:ba1f97679dad 49 /** @addtogroup STM32F4xx_HAL_Driver
Kojto 106:ba1f97679dad 50 * @{
Kojto 106:ba1f97679dad 51 */
Kojto 106:ba1f97679dad 52
Kojto 106:ba1f97679dad 53 /** @addtogroup USART
Kojto 106:ba1f97679dad 54 * @{
Kojto 106:ba1f97679dad 55 */
Kojto 106:ba1f97679dad 56
Kojto 106:ba1f97679dad 57 /* Exported types ------------------------------------------------------------*/
Kojto 106:ba1f97679dad 58 /** @defgroup USART_Exported_Types USART Exported Types
Kojto 106:ba1f97679dad 59 * @{
Kojto 106:ba1f97679dad 60 */
Kojto 106:ba1f97679dad 61
Kojto 106:ba1f97679dad 62 /**
Kojto 106:ba1f97679dad 63 * @brief USART Init Structure definition
Kojto 106:ba1f97679dad 64 */
Kojto 106:ba1f97679dad 65 typedef struct
Kojto 106:ba1f97679dad 66 {
Kojto 106:ba1f97679dad 67 uint32_t BaudRate; /*!< This member configures the Usart communication baud rate.
Kojto 106:ba1f97679dad 68 The baud rate is computed using the following formula:
Kojto 106:ba1f97679dad 69 - IntegerDivider = ((PCLKx) / (8 * (husart->Init.BaudRate)))
Kojto 106:ba1f97679dad 70 - FractionalDivider = ((IntegerDivider - ((uint32_t) IntegerDivider)) * 8) + 0.5 */
Kojto 106:ba1f97679dad 71
Kojto 106:ba1f97679dad 72 uint32_t WordLength; /*!< Specifies the number of data bits transmitted or received in a frame.
Kojto 106:ba1f97679dad 73 This parameter can be a value of @ref USART_Word_Length */
Kojto 106:ba1f97679dad 74
Kojto 106:ba1f97679dad 75 uint32_t StopBits; /*!< Specifies the number of stop bits transmitted.
Kojto 106:ba1f97679dad 76 This parameter can be a value of @ref USART_Stop_Bits */
Kojto 106:ba1f97679dad 77
Kojto 106:ba1f97679dad 78 uint32_t Parity; /*!< Specifies the parity mode.
Kojto 106:ba1f97679dad 79 This parameter can be a value of @ref USART_Parity
Kojto 106:ba1f97679dad 80 @note When parity is enabled, the computed parity is inserted
Kojto 106:ba1f97679dad 81 at the MSB position of the transmitted data (9th bit when
Kojto 106:ba1f97679dad 82 the word length is set to 9 data bits; 8th bit when the
Kojto 106:ba1f97679dad 83 word length is set to 8 data bits). */
Kojto 106:ba1f97679dad 84
Kojto 106:ba1f97679dad 85 uint32_t Mode; /*!< Specifies whether the Receive or Transmit mode is enabled or disabled.
Kojto 106:ba1f97679dad 86 This parameter can be a value of @ref USART_Mode */
Kojto 106:ba1f97679dad 87
Kojto 106:ba1f97679dad 88 uint32_t CLKPolarity; /*!< Specifies the steady state of the serial clock.
Kojto 106:ba1f97679dad 89 This parameter can be a value of @ref USART_Clock_Polarity */
Kojto 106:ba1f97679dad 90
Kojto 106:ba1f97679dad 91 uint32_t CLKPhase; /*!< Specifies the clock transition on which the bit capture is made.
Kojto 106:ba1f97679dad 92 This parameter can be a value of @ref USART_Clock_Phase */
Kojto 106:ba1f97679dad 93
Kojto 106:ba1f97679dad 94 uint32_t CLKLastBit; /*!< Specifies whether the clock pulse corresponding to the last transmitted
Kojto 106:ba1f97679dad 95 data bit (MSB) has to be output on the SCLK pin in synchronous mode.
Kojto 106:ba1f97679dad 96 This parameter can be a value of @ref USART_Last_Bit */
Kojto 106:ba1f97679dad 97 }USART_InitTypeDef;
Kojto 106:ba1f97679dad 98
Kojto 106:ba1f97679dad 99 /**
Kojto 106:ba1f97679dad 100 * @brief HAL State structures definition
Kojto 106:ba1f97679dad 101 */
Kojto 106:ba1f97679dad 102 typedef enum
Kojto 106:ba1f97679dad 103 {
Kojto 106:ba1f97679dad 104 HAL_USART_STATE_RESET = 0x00, /*!< Peripheral is not yet Initialized */
Kojto 106:ba1f97679dad 105 HAL_USART_STATE_READY = 0x01, /*!< Peripheral Initialized and ready for use */
Kojto 106:ba1f97679dad 106 HAL_USART_STATE_BUSY = 0x02, /*!< an internal process is ongoing */
Kojto 106:ba1f97679dad 107 HAL_USART_STATE_BUSY_TX = 0x12, /*!< Data Transmission process is ongoing */
Kojto 106:ba1f97679dad 108 HAL_USART_STATE_BUSY_RX = 0x22, /*!< Data Reception process is ongoing */
Kojto 106:ba1f97679dad 109 HAL_USART_STATE_BUSY_TX_RX = 0x32, /*!< Data Transmission Reception process is ongoing */
Kojto 106:ba1f97679dad 110 HAL_USART_STATE_TIMEOUT = 0x03, /*!< Timeout state */
Kojto 106:ba1f97679dad 111 HAL_USART_STATE_ERROR = 0x04 /*!< Error */
Kojto 106:ba1f97679dad 112 }HAL_USART_StateTypeDef;
Kojto 106:ba1f97679dad 113
Kojto 106:ba1f97679dad 114 /**
Kojto 106:ba1f97679dad 115 * @brief USART handle Structure definition
Kojto 106:ba1f97679dad 116 */
Kojto 106:ba1f97679dad 117 typedef struct
Kojto 106:ba1f97679dad 118 {
Kojto 106:ba1f97679dad 119 USART_TypeDef *Instance; /* USART registers base address */
Kojto 106:ba1f97679dad 120
Kojto 106:ba1f97679dad 121 USART_InitTypeDef Init; /* Usart communication parameters */
Kojto 106:ba1f97679dad 122
Kojto 106:ba1f97679dad 123 uint8_t *pTxBuffPtr; /* Pointer to Usart Tx transfer Buffer */
Kojto 106:ba1f97679dad 124
Kojto 106:ba1f97679dad 125 uint16_t TxXferSize; /* Usart Tx Transfer size */
Kojto 106:ba1f97679dad 126
Kojto 106:ba1f97679dad 127 __IO uint16_t TxXferCount; /* Usart Tx Transfer Counter */
Kojto 106:ba1f97679dad 128
Kojto 106:ba1f97679dad 129 uint8_t *pRxBuffPtr; /* Pointer to Usart Rx transfer Buffer */
Kojto 106:ba1f97679dad 130
Kojto 106:ba1f97679dad 131 uint16_t RxXferSize; /* Usart Rx Transfer size */
Kojto 106:ba1f97679dad 132
Kojto 106:ba1f97679dad 133 __IO uint16_t RxXferCount; /* Usart Rx Transfer Counter */
Kojto 106:ba1f97679dad 134
Kojto 106:ba1f97679dad 135 DMA_HandleTypeDef *hdmatx; /* Usart Tx DMA Handle parameters */
Kojto 106:ba1f97679dad 136
Kojto 106:ba1f97679dad 137 DMA_HandleTypeDef *hdmarx; /* Usart Rx DMA Handle parameters */
Kojto 106:ba1f97679dad 138
Kojto 106:ba1f97679dad 139 HAL_LockTypeDef Lock; /* Locking object */
Kojto 106:ba1f97679dad 140
Kojto 106:ba1f97679dad 141 __IO HAL_USART_StateTypeDef State; /* Usart communication state */
Kojto 106:ba1f97679dad 142
Kojto 106:ba1f97679dad 143 __IO uint32_t ErrorCode; /* USART Error code */
Kojto 106:ba1f97679dad 144
Kojto 106:ba1f97679dad 145 }USART_HandleTypeDef;
Kojto 106:ba1f97679dad 146 /**
Kojto 106:ba1f97679dad 147 * @}
Kojto 106:ba1f97679dad 148 */
Kojto 106:ba1f97679dad 149
Kojto 106:ba1f97679dad 150 /* Exported constants --------------------------------------------------------*/
Kojto 106:ba1f97679dad 151 /** @defgroup USART_Exported_Constants USART Exported Constants
Kojto 106:ba1f97679dad 152 * @{
Kojto 106:ba1f97679dad 153 */
Kojto 106:ba1f97679dad 154
Kojto 106:ba1f97679dad 155 /** @defgroup USART_Error_Code USART Error Code
Kojto 106:ba1f97679dad 156 * @brief USART Error Code
Kojto 106:ba1f97679dad 157 * @{
Kojto 106:ba1f97679dad 158 */
Kojto 106:ba1f97679dad 159 #define HAL_USART_ERROR_NONE ((uint32_t)0x00000000) /*!< No error */
Kojto 106:ba1f97679dad 160 #define HAL_USART_ERROR_PE ((uint32_t)0x00000001) /*!< Parity error */
Kojto 106:ba1f97679dad 161 #define HAL_USART_ERROR_NE ((uint32_t)0x00000002) /*!< Noise error */
Kojto 106:ba1f97679dad 162 #define HAL_USART_ERROR_FE ((uint32_t)0x00000004) /*!< Frame error */
Kojto 106:ba1f97679dad 163 #define HAL_USART_ERROR_ORE ((uint32_t)0x00000008) /*!< Overrun error */
Kojto 106:ba1f97679dad 164 #define HAL_USART_ERROR_DMA ((uint32_t)0x00000010) /*!< DMA transfer error */
Kojto 106:ba1f97679dad 165 /**
Kojto 106:ba1f97679dad 166 * @}
Kojto 106:ba1f97679dad 167 */
Kojto 106:ba1f97679dad 168
Kojto 106:ba1f97679dad 169 /** @defgroup USART_Word_Length USART Word Length
Kojto 106:ba1f97679dad 170 * @{
Kojto 106:ba1f97679dad 171 */
Kojto 106:ba1f97679dad 172 #define USART_WORDLENGTH_8B ((uint32_t)0x00000000)
Kojto 106:ba1f97679dad 173 #define USART_WORDLENGTH_9B ((uint32_t)USART_CR1_M)
Kojto 106:ba1f97679dad 174 /**
Kojto 106:ba1f97679dad 175 * @}
Kojto 106:ba1f97679dad 176 */
Kojto 106:ba1f97679dad 177
Kojto 106:ba1f97679dad 178 /** @defgroup USART_Stop_Bits USART Number of Stop Bits
Kojto 106:ba1f97679dad 179 * @{
Kojto 106:ba1f97679dad 180 */
Kojto 106:ba1f97679dad 181 #define USART_STOPBITS_1 ((uint32_t)0x00000000)
Kojto 106:ba1f97679dad 182 #define USART_STOPBITS_0_5 ((uint32_t)USART_CR2_STOP_0)
Kojto 106:ba1f97679dad 183 #define USART_STOPBITS_2 ((uint32_t)USART_CR2_STOP_1)
Kojto 106:ba1f97679dad 184 #define USART_STOPBITS_1_5 ((uint32_t)(USART_CR2_STOP_0 | USART_CR2_STOP_1))
Kojto 106:ba1f97679dad 185 /**
Kojto 106:ba1f97679dad 186 * @}
Kojto 106:ba1f97679dad 187 */
Kojto 106:ba1f97679dad 188
Kojto 106:ba1f97679dad 189 /** @defgroup USART_Parity USART Parity
Kojto 106:ba1f97679dad 190 * @{
Kojto 106:ba1f97679dad 191 */
Kojto 106:ba1f97679dad 192 #define USART_PARITY_NONE ((uint32_t)0x00000000)
Kojto 106:ba1f97679dad 193 #define USART_PARITY_EVEN ((uint32_t)USART_CR1_PCE)
Kojto 106:ba1f97679dad 194 #define USART_PARITY_ODD ((uint32_t)(USART_CR1_PCE | USART_CR1_PS))
Kojto 106:ba1f97679dad 195 /**
Kojto 106:ba1f97679dad 196 * @}
Kojto 106:ba1f97679dad 197 */
Kojto 106:ba1f97679dad 198
Kojto 106:ba1f97679dad 199 /** @defgroup USART_Mode USART Mode
Kojto 106:ba1f97679dad 200 * @{
Kojto 106:ba1f97679dad 201 */
Kojto 106:ba1f97679dad 202 #define USART_MODE_RX ((uint32_t)USART_CR1_RE)
Kojto 106:ba1f97679dad 203 #define USART_MODE_TX ((uint32_t)USART_CR1_TE)
Kojto 106:ba1f97679dad 204 #define USART_MODE_TX_RX ((uint32_t)(USART_CR1_TE |USART_CR1_RE))
Kojto 106:ba1f97679dad 205 /**
Kojto 106:ba1f97679dad 206 * @}
Kojto 106:ba1f97679dad 207 */
Kojto 106:ba1f97679dad 208
Kojto 106:ba1f97679dad 209 /** @defgroup USART_Clock USART Clock
Kojto 106:ba1f97679dad 210 * @{
Kojto 106:ba1f97679dad 211 */
Kojto 106:ba1f97679dad 212 #define USART_CLOCK_DISABLE ((uint32_t)0x00000000)
Kojto 106:ba1f97679dad 213 #define USART_CLOCK_ENABLE ((uint32_t)USART_CR2_CLKEN)
Kojto 106:ba1f97679dad 214 /**
Kojto 106:ba1f97679dad 215 * @}
Kojto 106:ba1f97679dad 216 */
Kojto 106:ba1f97679dad 217
Kojto 106:ba1f97679dad 218 /** @defgroup USART_Clock_Polarity USART Clock Polarity
Kojto 106:ba1f97679dad 219 * @{
Kojto 106:ba1f97679dad 220 */
Kojto 106:ba1f97679dad 221 #define USART_POLARITY_LOW ((uint32_t)0x00000000)
Kojto 106:ba1f97679dad 222 #define USART_POLARITY_HIGH ((uint32_t)USART_CR2_CPOL)
Kojto 106:ba1f97679dad 223 /**
Kojto 106:ba1f97679dad 224 * @}
Kojto 106:ba1f97679dad 225 */
Kojto 106:ba1f97679dad 226
Kojto 106:ba1f97679dad 227 /** @defgroup USART_Clock_Phase USART Clock Phase
Kojto 106:ba1f97679dad 228 * @{
Kojto 106:ba1f97679dad 229 */
Kojto 106:ba1f97679dad 230 #define USART_PHASE_1EDGE ((uint32_t)0x00000000)
Kojto 106:ba1f97679dad 231 #define USART_PHASE_2EDGE ((uint32_t)USART_CR2_CPHA)
Kojto 106:ba1f97679dad 232 /**
Kojto 106:ba1f97679dad 233 * @}
Kojto 106:ba1f97679dad 234 */
Kojto 106:ba1f97679dad 235
Kojto 106:ba1f97679dad 236 /** @defgroup USART_Last_Bit USART Last Bit
Kojto 106:ba1f97679dad 237 * @{
Kojto 106:ba1f97679dad 238 */
Kojto 106:ba1f97679dad 239 #define USART_LASTBIT_DISABLE ((uint32_t)0x00000000)
Kojto 106:ba1f97679dad 240 #define USART_LASTBIT_ENABLE ((uint32_t)USART_CR2_LBCL)
Kojto 106:ba1f97679dad 241 /**
Kojto 106:ba1f97679dad 242 * @}
Kojto 106:ba1f97679dad 243 */
Kojto 106:ba1f97679dad 244
Kojto 106:ba1f97679dad 245 /** @defgroup USART_NACK_State USART NACK State
Kojto 106:ba1f97679dad 246 * @{
Kojto 106:ba1f97679dad 247 */
Kojto 106:ba1f97679dad 248 #define USART_NACK_ENABLE ((uint32_t)USART_CR3_NACK)
Kojto 106:ba1f97679dad 249 #define USART_NACK_DISABLE ((uint32_t)0x00000000)
Kojto 106:ba1f97679dad 250 /**
Kojto 106:ba1f97679dad 251 * @}
Kojto 106:ba1f97679dad 252 */
Kojto 106:ba1f97679dad 253
Kojto 106:ba1f97679dad 254 /** @defgroup USART_Flags USART Flags
Kojto 106:ba1f97679dad 255 * Elements values convention: 0xXXXX
Kojto 106:ba1f97679dad 256 * - 0xXXXX : Flag mask in the SR register
Kojto 106:ba1f97679dad 257 * @{
Kojto 106:ba1f97679dad 258 */
Kojto 106:ba1f97679dad 259 #define USART_FLAG_TXE ((uint32_t)0x00000080)
Kojto 106:ba1f97679dad 260 #define USART_FLAG_TC ((uint32_t)0x00000040)
Kojto 106:ba1f97679dad 261 #define USART_FLAG_RXNE ((uint32_t)0x00000020)
Kojto 106:ba1f97679dad 262 #define USART_FLAG_IDLE ((uint32_t)0x00000010)
Kojto 106:ba1f97679dad 263 #define USART_FLAG_ORE ((uint32_t)0x00000008)
Kojto 106:ba1f97679dad 264 #define USART_FLAG_NE ((uint32_t)0x00000004)
Kojto 106:ba1f97679dad 265 #define USART_FLAG_FE ((uint32_t)0x00000002)
Kojto 106:ba1f97679dad 266 #define USART_FLAG_PE ((uint32_t)0x00000001)
Kojto 106:ba1f97679dad 267 /**
Kojto 106:ba1f97679dad 268 * @}
Kojto 106:ba1f97679dad 269 */
Kojto 106:ba1f97679dad 270
Kojto 106:ba1f97679dad 271 /** @defgroup USART_Interrupt_definition USART Interrupts Definition
Kojto 106:ba1f97679dad 272 * Elements values convention: 0xY000XXXX
Kojto 106:ba1f97679dad 273 * - XXXX : Interrupt mask in the XX register
Kojto 106:ba1f97679dad 274 * - Y : Interrupt source register (2bits)
Kojto 106:ba1f97679dad 275 * - 01: CR1 register
Kojto 106:ba1f97679dad 276 * - 10: CR2 register
Kojto 106:ba1f97679dad 277 * - 11: CR3 register
Kojto 106:ba1f97679dad 278 *
Kojto 106:ba1f97679dad 279 * @{
Kojto 106:ba1f97679dad 280 */
Kojto 106:ba1f97679dad 281 #define USART_IT_PE ((uint32_t)(USART_CR1_REG_INDEX << 28 | USART_CR1_PEIE))
Kojto 106:ba1f97679dad 282 #define USART_IT_TXE ((uint32_t)(USART_CR1_REG_INDEX << 28 | USART_CR1_TXEIE))
Kojto 106:ba1f97679dad 283 #define USART_IT_TC ((uint32_t)(USART_CR1_REG_INDEX << 28 | USART_CR1_TCIE))
Kojto 106:ba1f97679dad 284 #define USART_IT_RXNE ((uint32_t)(USART_CR1_REG_INDEX << 28 | USART_CR1_RXNEIE))
Kojto 106:ba1f97679dad 285 #define USART_IT_IDLE ((uint32_t)(USART_CR1_REG_INDEX << 28 | USART_CR1_IDLEIE))
Kojto 106:ba1f97679dad 286
Kojto 106:ba1f97679dad 287 #define USART_IT_LBD ((uint32_t)(USART_CR2_REG_INDEX << 28 | USART_CR2_LBDIE))
Kojto 106:ba1f97679dad 288
Kojto 106:ba1f97679dad 289 #define USART_IT_CTS ((uint32_t)(USART_CR3_REG_INDEX << 28 | USART_CR3_CTSIE))
Kojto 106:ba1f97679dad 290 #define USART_IT_ERR ((uint32_t)(USART_CR3_REG_INDEX << 28 | USART_CR3_EIE))
Kojto 106:ba1f97679dad 291 /**
Kojto 106:ba1f97679dad 292 * @}
Kojto 106:ba1f97679dad 293 */
Kojto 106:ba1f97679dad 294
Kojto 106:ba1f97679dad 295 /**
Kojto 106:ba1f97679dad 296 * @}
Kojto 106:ba1f97679dad 297 */
Kojto 106:ba1f97679dad 298
Kojto 106:ba1f97679dad 299 /* Exported macro ------------------------------------------------------------*/
Kojto 106:ba1f97679dad 300 /** @defgroup USART_Exported_Macros USART Exported Macros
Kojto 106:ba1f97679dad 301 * @{
Kojto 106:ba1f97679dad 302 */
Kojto 106:ba1f97679dad 303
Kojto 106:ba1f97679dad 304 /** @brief Reset USART handle state
Kojto 106:ba1f97679dad 305 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 306 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
Kojto 106:ba1f97679dad 307 * @retval None
Kojto 106:ba1f97679dad 308 */
Kojto 106:ba1f97679dad 309 #define __HAL_USART_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_USART_STATE_RESET)
Kojto 106:ba1f97679dad 310
Kojto 106:ba1f97679dad 311 /** @brief Checks whether the specified Smartcard flag is set or not.
Kojto 106:ba1f97679dad 312 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 313 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
Kojto 106:ba1f97679dad 314 * @param __FLAG__: specifies the flag to check.
Kojto 106:ba1f97679dad 315 * This parameter can be one of the following values:
Kojto 106:ba1f97679dad 316 * @arg USART_FLAG_TXE: Transmit data register empty flag
Kojto 106:ba1f97679dad 317 * @arg USART_FLAG_TC: Transmission Complete flag
Kojto 106:ba1f97679dad 318 * @arg USART_FLAG_RXNE: Receive data register not empty flag
Kojto 106:ba1f97679dad 319 * @arg USART_FLAG_IDLE: Idle Line detection flag
Kojto 106:ba1f97679dad 320 * @arg USART_FLAG_ORE: Overrun Error flag
Kojto 106:ba1f97679dad 321 * @arg USART_FLAG_NE: Noise Error flag
Kojto 106:ba1f97679dad 322 * @arg USART_FLAG_FE: Framing Error flag
Kojto 106:ba1f97679dad 323 * @arg USART_FLAG_PE: Parity Error flag
Kojto 106:ba1f97679dad 324 * @retval The new state of __FLAG__ (TRUE or FALSE).
Kojto 106:ba1f97679dad 325 */
Kojto 106:ba1f97679dad 326 #define __HAL_USART_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
Kojto 106:ba1f97679dad 327
Kojto 106:ba1f97679dad 328 /** @brief Clears the specified Smartcard pending flags.
Kojto 106:ba1f97679dad 329 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 330 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
Kojto 106:ba1f97679dad 331 * @param __FLAG__: specifies the flag to check.
Kojto 106:ba1f97679dad 332 * This parameter can be any combination of the following values:
Kojto 106:ba1f97679dad 333 * @arg USART_FLAG_TC: Transmission Complete flag.
Kojto 106:ba1f97679dad 334 * @arg USART_FLAG_RXNE: Receive data register not empty flag.
Kojto 106:ba1f97679dad 335 *
Kojto 106:ba1f97679dad 336 * @note PE (Parity error), FE (Framing error), NE (Noise error), ORE (Overrun
Kojto 106:ba1f97679dad 337 * error) and IDLE (Idle line detected) flags are cleared by software
Kojto 106:ba1f97679dad 338 * sequence: a read operation to USART_SR register followed by a read
Kojto 106:ba1f97679dad 339 * operation to USART_DR register.
Kojto 106:ba1f97679dad 340 * @note RXNE flag can be also cleared by a read to the USART_DR register.
Kojto 106:ba1f97679dad 341 * @note TC flag can be also cleared by software sequence: a read operation to
Kojto 106:ba1f97679dad 342 * USART_SR register followed by a write operation to USART_DR register.
Kojto 106:ba1f97679dad 343 * @note TXE flag is cleared only by a write to the USART_DR register.
Kojto 106:ba1f97679dad 344 *
Kojto 106:ba1f97679dad 345 * @retval None
Kojto 106:ba1f97679dad 346 */
Kojto 106:ba1f97679dad 347 #define __HAL_USART_CLEAR_FLAG(__HANDLE__, __FLAG__) ((__HANDLE__)->Instance->SR = ~(__FLAG__))
Kojto 106:ba1f97679dad 348
Kojto 106:ba1f97679dad 349 /** @brief Clear the USART PE pending flag.
Kojto 106:ba1f97679dad 350 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 351 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
Kojto 106:ba1f97679dad 352 * @retval None
Kojto 106:ba1f97679dad 353 */
Kojto 106:ba1f97679dad 354 #define __HAL_USART_CLEAR_PEFLAG(__HANDLE__) \
Kojto 106:ba1f97679dad 355 do{ \
Kojto 106:ba1f97679dad 356 __IO uint32_t tmpreg; \
Kojto 106:ba1f97679dad 357 tmpreg = (__HANDLE__)->Instance->SR; \
Kojto 106:ba1f97679dad 358 tmpreg = (__HANDLE__)->Instance->DR; \
Kojto 106:ba1f97679dad 359 UNUSED(tmpreg); \
Kojto 106:ba1f97679dad 360 } while(0)
Kojto 106:ba1f97679dad 361
Kojto 106:ba1f97679dad 362 /** @brief Clear the USART FE pending flag.
Kojto 106:ba1f97679dad 363 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 364 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
Kojto 106:ba1f97679dad 365 * @retval None
Kojto 106:ba1f97679dad 366 */
Kojto 106:ba1f97679dad 367 #define __HAL_USART_CLEAR_FEFLAG(__HANDLE__) __HAL_USART_CLEAR_PEFLAG(__HANDLE__)
Kojto 106:ba1f97679dad 368
Kojto 106:ba1f97679dad 369 /** @brief Clear the USART NE pending flag.
Kojto 106:ba1f97679dad 370 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 371 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
Kojto 106:ba1f97679dad 372 * @retval None
Kojto 106:ba1f97679dad 373 */
Kojto 106:ba1f97679dad 374 #define __HAL_USART_CLEAR_NEFLAG(__HANDLE__) __HAL_USART_CLEAR_PEFLAG(__HANDLE__)
Kojto 106:ba1f97679dad 375
Kojto 106:ba1f97679dad 376 /** @brief Clear the UART ORE pending flag.
Kojto 106:ba1f97679dad 377 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 378 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
Kojto 106:ba1f97679dad 379 * @retval None
Kojto 106:ba1f97679dad 380 */
Kojto 106:ba1f97679dad 381 #define __HAL_USART_CLEAR_OREFLAG(__HANDLE__) __HAL_USART_CLEAR_PEFLAG(__HANDLE__)
Kojto 106:ba1f97679dad 382
Kojto 106:ba1f97679dad 383 /** @brief Clear the USART IDLE pending flag.
Kojto 106:ba1f97679dad 384 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 385 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
Kojto 106:ba1f97679dad 386 * @retval None
Kojto 106:ba1f97679dad 387 */
Kojto 106:ba1f97679dad 388 #define __HAL_USART_CLEAR_IDLEFLAG(__HANDLE__) __HAL_USART_CLEAR_PEFLAG(__HANDLE__)
Kojto 106:ba1f97679dad 389
Kojto 106:ba1f97679dad 390 /** @brief Enables or disables the specified USART interrupts.
Kojto 106:ba1f97679dad 391 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 392 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
Kojto 106:ba1f97679dad 393 * @param __INTERRUPT__: specifies the USART interrupt source to check.
Kojto 106:ba1f97679dad 394 * This parameter can be one of the following values:
Kojto 106:ba1f97679dad 395 * @arg USART_IT_TXE: Transmit Data Register empty interrupt
Kojto 106:ba1f97679dad 396 * @arg USART_IT_TC: Transmission complete interrupt
Kojto 106:ba1f97679dad 397 * @arg USART_IT_RXNE: Receive Data register not empty interrupt
Kojto 106:ba1f97679dad 398 * @arg USART_IT_IDLE: Idle line detection interrupt
Kojto 106:ba1f97679dad 399 * @arg USART_IT_PE: Parity Error interrupt
Kojto 106:ba1f97679dad 400 * @arg USART_IT_ERR: Error interrupt(Frame error, noise error, overrun error)
Kojto 106:ba1f97679dad 401 * This parameter can be: ENABLE or DISABLE.
Kojto 106:ba1f97679dad 402 * @retval None
Kojto 106:ba1f97679dad 403 */
Kojto 106:ba1f97679dad 404 #define __HAL_USART_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((((__INTERRUPT__) >> 28) == 1)? ((__HANDLE__)->Instance->CR1 |= ((__INTERRUPT__) & USART_IT_MASK)): \
Kojto 106:ba1f97679dad 405 (((__INTERRUPT__) >> 28) == 2)? ((__HANDLE__)->Instance->CR2 |= ((__INTERRUPT__) & USART_IT_MASK)): \
Kojto 106:ba1f97679dad 406 ((__HANDLE__)->Instance->CR3 |= ((__INTERRUPT__) & USART_IT_MASK)))
Kojto 106:ba1f97679dad 407 #define __HAL_USART_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((((__INTERRUPT__) >> 28) == 1)? ((__HANDLE__)->Instance->CR1 &= ~((__INTERRUPT__) & USART_IT_MASK)): \
Kojto 106:ba1f97679dad 408 (((__INTERRUPT__) >> 28) == 2)? ((__HANDLE__)->Instance->CR2 &= ~((__INTERRUPT__) & USART_IT_MASK)): \
Kojto 106:ba1f97679dad 409 ((__HANDLE__)->Instance->CR3 &= ~ ((__INTERRUPT__) & USART_IT_MASK)))
Kojto 106:ba1f97679dad 410
Kojto 106:ba1f97679dad 411 /** @brief Checks whether the specified USART interrupt has occurred or not.
Kojto 106:ba1f97679dad 412 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 413 * This parameter can be USARTx where x: 1, 2, 3 or 6 to select the USART peripheral.
Kojto 106:ba1f97679dad 414 * @param __IT__: specifies the USART interrupt source to check.
Kojto 106:ba1f97679dad 415 * This parameter can be one of the following values:
Kojto 106:ba1f97679dad 416 * @arg USART_IT_TXE: Transmit Data Register empty interrupt
Kojto 106:ba1f97679dad 417 * @arg USART_IT_TC: Transmission complete interrupt
Kojto 106:ba1f97679dad 418 * @arg USART_IT_RXNE: Receive Data register not empty interrupt
Kojto 106:ba1f97679dad 419 * @arg USART_IT_IDLE: Idle line detection interrupt
Kojto 106:ba1f97679dad 420 * @arg USART_IT_ERR: Error interrupt
Kojto 106:ba1f97679dad 421 * @arg USART_IT_PE: Parity Error interrupt
Kojto 106:ba1f97679dad 422 * @retval The new state of __IT__ (TRUE or FALSE).
Kojto 106:ba1f97679dad 423 */
Kojto 106:ba1f97679dad 424 #define __HAL_USART_GET_IT_SOURCE(__HANDLE__, __IT__) (((((__IT__) >> 28) == 1)? (__HANDLE__)->Instance->CR1:(((((uint32_t)(__IT__)) >> 28) == 2)? \
Kojto 106:ba1f97679dad 425 (__HANDLE__)->Instance->CR2 : (__HANDLE__)->Instance->CR3)) & (((uint32_t)(__IT__)) & USART_IT_MASK))
Kojto 106:ba1f97679dad 426
Kojto 106:ba1f97679dad 427 /** @brief Macro to enable the USART's one bit sample method
Kojto 106:ba1f97679dad 428 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 429 * @retval None
Kojto 106:ba1f97679dad 430 */
Kojto 106:ba1f97679dad 431 #define __HAL_USART_ONE_BIT_SAMPLE_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3|= USART_CR3_ONEBIT)
Kojto 106:ba1f97679dad 432
Kojto 106:ba1f97679dad 433 /** @brief Macro to disable the USART's one bit sample method
Kojto 106:ba1f97679dad 434 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 435 * @retval None
Kojto 106:ba1f97679dad 436 */
Kojto 106:ba1f97679dad 437 #define __HAL_USART_ONE_BIT_SAMPLE_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CR3 &= (uint16_t)~((uint16_t)USART_CR3_ONEBIT))
Kojto 106:ba1f97679dad 438
Kojto 106:ba1f97679dad 439 /** @brief Enable USART
Kojto 106:ba1f97679dad 440 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 441 * USART Handle selects the USARTx peripheral (USART availability and x value depending on device).
Kojto 106:ba1f97679dad 442 * @retval None
Kojto 106:ba1f97679dad 443 */
Kojto 106:ba1f97679dad 444 #define __HAL_USART_ENABLE(__HANDLE__) ( (__HANDLE__)->Instance->CR1 |= USART_CR1_UE)
Kojto 106:ba1f97679dad 445
Kojto 106:ba1f97679dad 446 /** @brief Disable USART
Kojto 106:ba1f97679dad 447 * @param __HANDLE__: specifies the USART Handle.
Kojto 106:ba1f97679dad 448 * USART Handle selects the USARTx peripheral (USART availability and x value depending on device).
Kojto 106:ba1f97679dad 449 * @retval None
Kojto 106:ba1f97679dad 450 */
Kojto 106:ba1f97679dad 451 #define __HAL_USART_DISABLE(__HANDLE__) ( (__HANDLE__)->Instance->CR1 &= ~USART_CR1_UE)
Kojto 106:ba1f97679dad 452
Kojto 106:ba1f97679dad 453 /**
Kojto 106:ba1f97679dad 454 * @}
Kojto 106:ba1f97679dad 455 */
Kojto 106:ba1f97679dad 456 /* Exported functions --------------------------------------------------------*/
Kojto 106:ba1f97679dad 457 /** @addtogroup USART_Exported_Functions
Kojto 106:ba1f97679dad 458 * @{
Kojto 106:ba1f97679dad 459 */
Kojto 106:ba1f97679dad 460
Kojto 106:ba1f97679dad 461 /** @addtogroup USART_Exported_Functions_Group1
Kojto 106:ba1f97679dad 462 * @{
Kojto 106:ba1f97679dad 463 */
Kojto 106:ba1f97679dad 464 /* Initialization/de-initialization functions **********************************/
Kojto 106:ba1f97679dad 465 HAL_StatusTypeDef HAL_USART_Init(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 466 HAL_StatusTypeDef HAL_USART_DeInit(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 467 void HAL_USART_MspInit(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 468 void HAL_USART_MspDeInit(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 469 /**
Kojto 106:ba1f97679dad 470 * @}
Kojto 106:ba1f97679dad 471 */
Kojto 106:ba1f97679dad 472
Kojto 106:ba1f97679dad 473 /** @addtogroup USART_Exported_Functions_Group2
Kojto 106:ba1f97679dad 474 * @{
Kojto 106:ba1f97679dad 475 */
Kojto 106:ba1f97679dad 476 /* IO operation functions *******************************************************/
Kojto 106:ba1f97679dad 477 HAL_StatusTypeDef HAL_USART_Transmit(USART_HandleTypeDef *husart, uint8_t *pTxData, uint16_t Size, uint32_t Timeout);
Kojto 106:ba1f97679dad 478 HAL_StatusTypeDef HAL_USART_Receive(USART_HandleTypeDef *husart, uint8_t *pRxData, uint16_t Size, uint32_t Timeout);
Kojto 106:ba1f97679dad 479 HAL_StatusTypeDef HAL_USART_TransmitReceive(USART_HandleTypeDef *husart, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size, uint32_t Timeout);
Kojto 106:ba1f97679dad 480 HAL_StatusTypeDef HAL_USART_Transmit_IT(USART_HandleTypeDef *husart, uint8_t *pTxData, uint16_t Size);
Kojto 106:ba1f97679dad 481 HAL_StatusTypeDef HAL_USART_Receive_IT(USART_HandleTypeDef *husart, uint8_t *pRxData, uint16_t Size);
Kojto 106:ba1f97679dad 482 HAL_StatusTypeDef HAL_USART_TransmitReceive_IT(USART_HandleTypeDef *husart, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size);
Kojto 106:ba1f97679dad 483 HAL_StatusTypeDef HAL_USART_Transmit_DMA(USART_HandleTypeDef *husart, uint8_t *pTxData, uint16_t Size);
Kojto 106:ba1f97679dad 484 HAL_StatusTypeDef HAL_USART_Receive_DMA(USART_HandleTypeDef *husart, uint8_t *pRxData, uint16_t Size);
Kojto 106:ba1f97679dad 485 HAL_StatusTypeDef HAL_USART_TransmitReceive_DMA(USART_HandleTypeDef *husart, uint8_t *pTxData, uint8_t *pRxData, uint16_t Size);
Kojto 106:ba1f97679dad 486 HAL_StatusTypeDef HAL_USART_DMAPause(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 487 HAL_StatusTypeDef HAL_USART_DMAResume(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 488 HAL_StatusTypeDef HAL_USART_DMAStop(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 489 void HAL_USART_IRQHandler(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 490 void HAL_USART_TxCpltCallback(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 491 void HAL_USART_TxHalfCpltCallback(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 492 void HAL_USART_RxCpltCallback(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 493 void HAL_USART_RxHalfCpltCallback(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 494 void HAL_USART_TxRxCpltCallback(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 495 void HAL_USART_ErrorCallback(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 496 /**
Kojto 106:ba1f97679dad 497 * @}
Kojto 106:ba1f97679dad 498 */
Kojto 106:ba1f97679dad 499
Kojto 106:ba1f97679dad 500 /** @addtogroup USART_Exported_Functions_Group3
Kojto 106:ba1f97679dad 501 * @{
Kojto 106:ba1f97679dad 502 */
Kojto 106:ba1f97679dad 503 /* Peripheral State functions ************************************************/
Kojto 106:ba1f97679dad 504 HAL_USART_StateTypeDef HAL_USART_GetState(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 505 uint32_t HAL_USART_GetError(USART_HandleTypeDef *husart);
Kojto 106:ba1f97679dad 506 /**
Kojto 106:ba1f97679dad 507 * @}
Kojto 106:ba1f97679dad 508 */
Kojto 106:ba1f97679dad 509
Kojto 106:ba1f97679dad 510 /**
Kojto 106:ba1f97679dad 511 * @}
Kojto 106:ba1f97679dad 512 */
Kojto 106:ba1f97679dad 513 /* Private types -------------------------------------------------------------*/
Kojto 106:ba1f97679dad 514 /* Private variables ---------------------------------------------------------*/
Kojto 106:ba1f97679dad 515 /* Private constants ---------------------------------------------------------*/
Kojto 106:ba1f97679dad 516 /** @defgroup USART_Private_Constants USART Private Constants
Kojto 106:ba1f97679dad 517 * @{
Kojto 106:ba1f97679dad 518 */
Kojto 106:ba1f97679dad 519 /** @brief USART interruptions flag mask
Kojto 106:ba1f97679dad 520 *
Kojto 106:ba1f97679dad 521 */
Kojto 106:ba1f97679dad 522 #define USART_IT_MASK ((uint32_t) USART_CR1_PEIE | USART_CR1_TXEIE | USART_CR1_TCIE | USART_CR1_RXNEIE | \
Kojto 106:ba1f97679dad 523 USART_CR1_IDLEIE | USART_CR2_LBDIE | USART_CR3_CTSIE | USART_CR3_EIE )
Kojto 106:ba1f97679dad 524
Kojto 106:ba1f97679dad 525
Kojto 106:ba1f97679dad 526 #define USART_CR1_REG_INDEX 1
Kojto 106:ba1f97679dad 527 #define USART_CR2_REG_INDEX 2
Kojto 106:ba1f97679dad 528 #define USART_CR3_REG_INDEX 3
Kojto 106:ba1f97679dad 529 /**
Kojto 106:ba1f97679dad 530 * @}
Kojto 106:ba1f97679dad 531 */
Kojto 106:ba1f97679dad 532
Kojto 106:ba1f97679dad 533 /* Private macros ------------------------------------------------------------*/
Kojto 106:ba1f97679dad 534 /** @defgroup USART_Private_Macros USART Private Macros
Kojto 106:ba1f97679dad 535 * @{
Kojto 106:ba1f97679dad 536 */
Kojto 106:ba1f97679dad 537 #define IS_USART_NACK_STATE(NACK) (((NACK) == USART_NACK_ENABLE) || \
Kojto 106:ba1f97679dad 538 ((NACK) == USART_NACK_DISABLE))
Kojto 106:ba1f97679dad 539 #define IS_USART_LASTBIT(LASTBIT) (((LASTBIT) == USART_LASTBIT_DISABLE) || \
Kojto 106:ba1f97679dad 540 ((LASTBIT) == USART_LASTBIT_ENABLE))
Kojto 106:ba1f97679dad 541 #define IS_USART_PHASE(CPHA) (((CPHA) == USART_PHASE_1EDGE) || ((CPHA) == USART_PHASE_2EDGE))
Kojto 106:ba1f97679dad 542 #define IS_USART_POLARITY(CPOL) (((CPOL) == USART_POLARITY_LOW) || ((CPOL) == USART_POLARITY_HIGH))
Kojto 106:ba1f97679dad 543 #define IS_USART_CLOCK(CLOCK) (((CLOCK) == USART_CLOCK_DISABLE) || \
Kojto 106:ba1f97679dad 544 ((CLOCK) == USART_CLOCK_ENABLE))
Kojto 106:ba1f97679dad 545 #define IS_USART_WORD_LENGTH(LENGTH) (((LENGTH) == USART_WORDLENGTH_8B) || \
Kojto 106:ba1f97679dad 546 ((LENGTH) == USART_WORDLENGTH_9B))
Kojto 106:ba1f97679dad 547 #define IS_USART_STOPBITS(STOPBITS) (((STOPBITS) == USART_STOPBITS_1) || \
Kojto 106:ba1f97679dad 548 ((STOPBITS) == USART_STOPBITS_0_5) || \
Kojto 106:ba1f97679dad 549 ((STOPBITS) == USART_STOPBITS_1_5) || \
Kojto 106:ba1f97679dad 550 ((STOPBITS) == USART_STOPBITS_2))
Kojto 106:ba1f97679dad 551 #define IS_USART_PARITY(PARITY) (((PARITY) == USART_PARITY_NONE) || \
Kojto 106:ba1f97679dad 552 ((PARITY) == USART_PARITY_EVEN) || \
Kojto 106:ba1f97679dad 553 ((PARITY) == USART_PARITY_ODD))
Kojto 106:ba1f97679dad 554 #define IS_USART_MODE(MODE) ((((MODE) & (uint32_t)0xFFF3) == 0x00) && ((MODE) != (uint32_t)0x00))
Kojto 106:ba1f97679dad 555 #define IS_USART_BAUDRATE(BAUDRATE) ((BAUDRATE) < 10500001)
Kojto 106:ba1f97679dad 556
Kojto 106:ba1f97679dad 557 #define USART_DIV(_PCLK_, _BAUD_) (((_PCLK_)*25)/(2*(_BAUD_)))
Kojto 106:ba1f97679dad 558 #define USART_DIVMANT(_PCLK_, _BAUD_) (USART_DIV((_PCLK_), (_BAUD_))/100)
Kojto 106:ba1f97679dad 559 #define USART_DIVFRAQ(_PCLK_, _BAUD_) (((USART_DIV((_PCLK_), (_BAUD_)) - (USART_DIVMANT((_PCLK_), (_BAUD_)) * 100)) * 16 + 50) / 100)
Kojto 106:ba1f97679dad 560 #define USART_BRR(_PCLK_, _BAUD_) ((USART_DIVMANT((_PCLK_), (_BAUD_)) << 4)|(USART_DIVFRAQ((_PCLK_), (_BAUD_)) & 0x0F))
Kojto 106:ba1f97679dad 561 /**
Kojto 106:ba1f97679dad 562 * @}
Kojto 106:ba1f97679dad 563 */
Kojto 106:ba1f97679dad 564
Kojto 106:ba1f97679dad 565 /* Private functions ---------------------------------------------------------*/
Kojto 106:ba1f97679dad 566 /** @defgroup USART_Private_Functions USART Private Functions
Kojto 106:ba1f97679dad 567 * @{
Kojto 106:ba1f97679dad 568 */
Kojto 106:ba1f97679dad 569
Kojto 106:ba1f97679dad 570 /**
Kojto 106:ba1f97679dad 571 * @}
Kojto 106:ba1f97679dad 572 */
Kojto 106:ba1f97679dad 573
Kojto 106:ba1f97679dad 574 /**
Kojto 106:ba1f97679dad 575 * @}
Kojto 106:ba1f97679dad 576 */
Kojto 106:ba1f97679dad 577
Kojto 106:ba1f97679dad 578 /**
Kojto 106:ba1f97679dad 579 * @}
Kojto 106:ba1f97679dad 580 */
Kojto 106:ba1f97679dad 581
Kojto 106:ba1f97679dad 582 #ifdef __cplusplus
Kojto 106:ba1f97679dad 583 }
Kojto 106:ba1f97679dad 584 #endif
Kojto 106:ba1f97679dad 585
Kojto 106:ba1f97679dad 586 #endif /* __STM32F4xx_HAL_USART_H */
Kojto 106:ba1f97679dad 587
Kojto 106:ba1f97679dad 588 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/