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TARGET_NUCLEO_F413ZH/TOOLCHAIN_IAR/stm32f4xx_ll_usart.h@171:3a7713b1edbc, 2018-11-08 (annotated)

Committer:
AnnaBridge
Date:
Thu Nov 08 11:45:42 2018 +0000
Revision:
171:3a7713b1edbc
Parent:
TARGET_NUCLEO_F413ZH/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_ll_usart.h@163:e59c8e839560 
mbed library. Release version 164

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Anna Bridge 160:5571c4ff569f 1 /**
Anna Bridge 160:5571c4ff569f 2 ******************************************************************************
Anna Bridge 160:5571c4ff569f 3 * @file stm32f4xx_ll_usart.h
Anna Bridge 160:5571c4ff569f 4 * @author MCD Application Team
Anna Bridge 160:5571c4ff569f 5 * @brief Header file of USART LL module.
Anna Bridge 160:5571c4ff569f 6 ******************************************************************************
Anna Bridge 160:5571c4ff569f 7 * @attention
Anna Bridge 160:5571c4ff569f 8 *
Anna Bridge 160:5571c4ff569f 9 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
Anna Bridge 160:5571c4ff569f 10 *
Anna Bridge 160:5571c4ff569f 11 * Redistribution and use in source and binary forms, with or without modification,
Anna Bridge 160:5571c4ff569f 12 * are permitted provided that the following conditions are met:
Anna Bridge 160:5571c4ff569f 13 * 1. Redistributions of source code must retain the above copyright notice,
Anna Bridge 160:5571c4ff569f 14 * this list of conditions and the following disclaimer.
Anna Bridge 160:5571c4ff569f 15 * 2. Redistributions in binary form must reproduce the above copyright notice,
Anna Bridge 160:5571c4ff569f 16 * this list of conditions and the following disclaimer in the documentation
Anna Bridge 160:5571c4ff569f 17 * and/or other materials provided with the distribution.
Anna Bridge 160:5571c4ff569f 18 * 3. Neither the name of STMicroelectronics nor the names of its contributors
Anna Bridge 160:5571c4ff569f 19 * may be used to endorse or promote products derived from this software
Anna Bridge 160:5571c4ff569f 20 * without specific prior written permission.
Anna Bridge 160:5571c4ff569f 21 *
Anna Bridge 160:5571c4ff569f 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
Anna Bridge 160:5571c4ff569f 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
Anna Bridge 160:5571c4ff569f 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Anna Bridge 160:5571c4ff569f 25 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
Anna Bridge 160:5571c4ff569f 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
Anna Bridge 160:5571c4ff569f 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
Anna Bridge 160:5571c4ff569f 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
Anna Bridge 160:5571c4ff569f 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
Anna Bridge 160:5571c4ff569f 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
Anna Bridge 160:5571c4ff569f 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Anna Bridge 160:5571c4ff569f 32 *
Anna Bridge 160:5571c4ff569f 33 ******************************************************************************
Anna Bridge 160:5571c4ff569f 34 */
Anna Bridge 160:5571c4ff569f 35
Anna Bridge 160:5571c4ff569f 36 /* Define to prevent recursive inclusion -------------------------------------*/
Anna Bridge 160:5571c4ff569f 37 #ifndef __STM32F4xx_LL_USART_H
Anna Bridge 160:5571c4ff569f 38 #define __STM32F4xx_LL_USART_H
Anna Bridge 160:5571c4ff569f 39
Anna Bridge 160:5571c4ff569f 40 #ifdef __cplusplus
Anna Bridge 160:5571c4ff569f 41 extern "C" {
Anna Bridge 160:5571c4ff569f 42 #endif
Anna Bridge 160:5571c4ff569f 43
Anna Bridge 160:5571c4ff569f 44 /* Includes ------------------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 45 #include "stm32f4xx.h"
Anna Bridge 160:5571c4ff569f 46
Anna Bridge 160:5571c4ff569f 47 /** @addtogroup STM32F4xx_LL_Driver
Anna Bridge 160:5571c4ff569f 48 * @{
Anna Bridge 160:5571c4ff569f 49 */
Anna Bridge 160:5571c4ff569f 50
Anna Bridge 160:5571c4ff569f 51 #if defined (USART1) || defined (USART2) || defined (USART3) || defined (USART6) || defined (UART4) || defined (UART5) || defined (UART7) || defined (UART8) || defined (UART9) || defined (UART10)
Anna Bridge 160:5571c4ff569f 52
Anna Bridge 160:5571c4ff569f 53 /** @defgroup USART_LL USART
Anna Bridge 160:5571c4ff569f 54 * @{
Anna Bridge 160:5571c4ff569f 55 */
Anna Bridge 160:5571c4ff569f 56
Anna Bridge 160:5571c4ff569f 57 /* Private types -------------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 58 /* Private variables ---------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 59
Anna Bridge 160:5571c4ff569f 60 /* Private constants ---------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 61 /** @defgroup USART_LL_Private_Constants USART Private Constants
Anna Bridge 160:5571c4ff569f 62 * @{
Anna Bridge 160:5571c4ff569f 63 */
Anna Bridge 160:5571c4ff569f 64
Anna Bridge 160:5571c4ff569f 65 /* Defines used for the bit position in the register and perform offsets*/
Anna Bridge 160:5571c4ff569f 66 #define USART_POSITION_GTPR_GT USART_GTPR_GT_Pos
Anna Bridge 160:5571c4ff569f 67 /**
Anna Bridge 160:5571c4ff569f 68 * @}
Anna Bridge 160:5571c4ff569f 69 */
Anna Bridge 160:5571c4ff569f 70
Anna Bridge 160:5571c4ff569f 71 /* Private macros ------------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 72 #if defined(USE_FULL_LL_DRIVER)
Anna Bridge 160:5571c4ff569f 73 /** @defgroup USART_LL_Private_Macros USART Private Macros
Anna Bridge 160:5571c4ff569f 74 * @{
Anna Bridge 160:5571c4ff569f 75 */
Anna Bridge 160:5571c4ff569f 76 /**
Anna Bridge 160:5571c4ff569f 77 * @}
Anna Bridge 160:5571c4ff569f 78 */
Anna Bridge 160:5571c4ff569f 79 #endif /*USE_FULL_LL_DRIVER*/
Anna Bridge 160:5571c4ff569f 80
Anna Bridge 160:5571c4ff569f 81 /* Exported types ------------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 82 #if defined(USE_FULL_LL_DRIVER)
Anna Bridge 160:5571c4ff569f 83 /** @defgroup USART_LL_ES_INIT USART Exported Init structures
Anna Bridge 160:5571c4ff569f 84 * @{
Anna Bridge 160:5571c4ff569f 85 */
Anna Bridge 160:5571c4ff569f 86
Anna Bridge 160:5571c4ff569f 87 /**
Anna Bridge 160:5571c4ff569f 88 * @brief LL USART Init Structure definition
Anna Bridge 160:5571c4ff569f 89 */
Anna Bridge 160:5571c4ff569f 90 typedef struct
Anna Bridge 160:5571c4ff569f 91 {
Anna Bridge 160:5571c4ff569f 92 uint32_t BaudRate; /*!< This field defines expected Usart communication baud rate.
Anna Bridge 160:5571c4ff569f 93
Anna Bridge 160:5571c4ff569f 94 This feature can be modified afterwards using unitary function @ref LL_USART_SetBaudRate().*/
Anna Bridge 160:5571c4ff569f 95
Anna Bridge 160:5571c4ff569f 96 uint32_t DataWidth; /*!< Specifies the number of data bits transmitted or received in a frame.
Anna Bridge 160:5571c4ff569f 97 This parameter can be a value of @ref USART_LL_EC_DATAWIDTH.
Anna Bridge 160:5571c4ff569f 98
Anna Bridge 160:5571c4ff569f 99 This feature can be modified afterwards using unitary function @ref LL_USART_SetDataWidth().*/
Anna Bridge 160:5571c4ff569f 100
Anna Bridge 160:5571c4ff569f 101 uint32_t StopBits; /*!< Specifies the number of stop bits transmitted.
Anna Bridge 160:5571c4ff569f 102 This parameter can be a value of @ref USART_LL_EC_STOPBITS.
Anna Bridge 160:5571c4ff569f 103
Anna Bridge 160:5571c4ff569f 104 This feature can be modified afterwards using unitary function @ref LL_USART_SetStopBitsLength().*/
Anna Bridge 160:5571c4ff569f 105
Anna Bridge 160:5571c4ff569f 106 uint32_t Parity; /*!< Specifies the parity mode.
Anna Bridge 160:5571c4ff569f 107 This parameter can be a value of @ref USART_LL_EC_PARITY.
Anna Bridge 160:5571c4ff569f 108
Anna Bridge 160:5571c4ff569f 109 This feature can be modified afterwards using unitary function @ref LL_USART_SetParity().*/
Anna Bridge 160:5571c4ff569f 110
Anna Bridge 160:5571c4ff569f 111 uint32_t TransferDirection; /*!< Specifies whether the Receive and/or Transmit mode is enabled or disabled.
Anna Bridge 160:5571c4ff569f 112 This parameter can be a value of @ref USART_LL_EC_DIRECTION.
Anna Bridge 160:5571c4ff569f 113
Anna Bridge 160:5571c4ff569f 114 This feature can be modified afterwards using unitary function @ref LL_USART_SetTransferDirection().*/
Anna Bridge 160:5571c4ff569f 115
Anna Bridge 160:5571c4ff569f 116 uint32_t HardwareFlowControl; /*!< Specifies whether the hardware flow control mode is enabled or disabled.
Anna Bridge 160:5571c4ff569f 117 This parameter can be a value of @ref USART_LL_EC_HWCONTROL.
Anna Bridge 160:5571c4ff569f 118
Anna Bridge 160:5571c4ff569f 119 This feature can be modified afterwards using unitary function @ref LL_USART_SetHWFlowCtrl().*/
Anna Bridge 160:5571c4ff569f 120
Anna Bridge 160:5571c4ff569f 121 uint32_t OverSampling; /*!< Specifies whether USART oversampling mode is 16 or 8.
Anna Bridge 160:5571c4ff569f 122 This parameter can be a value of @ref USART_LL_EC_OVERSAMPLING.
Anna Bridge 160:5571c4ff569f 123
Anna Bridge 160:5571c4ff569f 124 This feature can be modified afterwards using unitary function @ref LL_USART_SetOverSampling().*/
Anna Bridge 160:5571c4ff569f 125
Anna Bridge 160:5571c4ff569f 126 } LL_USART_InitTypeDef;
Anna Bridge 160:5571c4ff569f 127
Anna Bridge 160:5571c4ff569f 128 /**
Anna Bridge 160:5571c4ff569f 129 * @brief LL USART Clock Init Structure definition
Anna Bridge 160:5571c4ff569f 130 */
Anna Bridge 160:5571c4ff569f 131 typedef struct
Anna Bridge 160:5571c4ff569f 132 {
Anna Bridge 160:5571c4ff569f 133 uint32_t ClockOutput; /*!< Specifies whether the USART clock is enabled or disabled.
Anna Bridge 160:5571c4ff569f 134 This parameter can be a value of @ref USART_LL_EC_CLOCK.
Anna Bridge 160:5571c4ff569f 135
Anna Bridge 160:5571c4ff569f 136 USART HW configuration can be modified afterwards using unitary functions
Anna Bridge 160:5571c4ff569f 137 @ref LL_USART_EnableSCLKOutput() or @ref LL_USART_DisableSCLKOutput().
Anna Bridge 160:5571c4ff569f 138 For more details, refer to description of this function. */
Anna Bridge 160:5571c4ff569f 139
Anna Bridge 160:5571c4ff569f 140 uint32_t ClockPolarity; /*!< Specifies the steady state of the serial clock.
Anna Bridge 160:5571c4ff569f 141 This parameter can be a value of @ref USART_LL_EC_POLARITY.
Anna Bridge 160:5571c4ff569f 142
Anna Bridge 160:5571c4ff569f 143 USART HW configuration can be modified afterwards using unitary functions @ref LL_USART_SetClockPolarity().
Anna Bridge 160:5571c4ff569f 144 For more details, refer to description of this function. */
Anna Bridge 160:5571c4ff569f 145
Anna Bridge 160:5571c4ff569f 146 uint32_t ClockPhase; /*!< Specifies the clock transition on which the bit capture is made.
Anna Bridge 160:5571c4ff569f 147 This parameter can be a value of @ref USART_LL_EC_PHASE.
Anna Bridge 160:5571c4ff569f 148
Anna Bridge 160:5571c4ff569f 149 USART HW configuration can be modified afterwards using unitary functions @ref LL_USART_SetClockPhase().
Anna Bridge 160:5571c4ff569f 150 For more details, refer to description of this function. */
Anna Bridge 160:5571c4ff569f 151
Anna Bridge 160:5571c4ff569f 152 uint32_t LastBitClockPulse; /*!< Specifies whether the clock pulse corresponding to the last transmitted
Anna Bridge 160:5571c4ff569f 153 data bit (MSB) has to be output on the SCLK pin in synchronous mode.
Anna Bridge 160:5571c4ff569f 154 This parameter can be a value of @ref USART_LL_EC_LASTCLKPULSE.
Anna Bridge 160:5571c4ff569f 155
Anna Bridge 160:5571c4ff569f 156 USART HW configuration can be modified afterwards using unitary functions @ref LL_USART_SetLastClkPulseOutput().
Anna Bridge 160:5571c4ff569f 157 For more details, refer to description of this function. */
Anna Bridge 160:5571c4ff569f 158
Anna Bridge 160:5571c4ff569f 159 } LL_USART_ClockInitTypeDef;
Anna Bridge 160:5571c4ff569f 160
Anna Bridge 160:5571c4ff569f 161 /**
Anna Bridge 160:5571c4ff569f 162 * @}
Anna Bridge 160:5571c4ff569f 163 */
Anna Bridge 160:5571c4ff569f 164 #endif /* USE_FULL_LL_DRIVER */
Anna Bridge 160:5571c4ff569f 165
Anna Bridge 160:5571c4ff569f 166 /* Exported constants --------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 167 /** @defgroup USART_LL_Exported_Constants USART Exported Constants
Anna Bridge 160:5571c4ff569f 168 * @{
Anna Bridge 160:5571c4ff569f 169 */
Anna Bridge 160:5571c4ff569f 170
Anna Bridge 160:5571c4ff569f 171 /** @defgroup USART_LL_EC_GET_FLAG Get Flags Defines
Anna Bridge 160:5571c4ff569f 172 * @brief Flags defines which can be used with LL_USART_ReadReg function
Anna Bridge 160:5571c4ff569f 173 * @{
Anna Bridge 160:5571c4ff569f 174 */
Anna Bridge 160:5571c4ff569f 175 #define LL_USART_SR_PE USART_SR_PE /*!< Parity error flag */
Anna Bridge 160:5571c4ff569f 176 #define LL_USART_SR_FE USART_SR_FE /*!< Framing error flag */
Anna Bridge 160:5571c4ff569f 177 #define LL_USART_SR_NE USART_SR_NE /*!< Noise detected flag */
Anna Bridge 160:5571c4ff569f 178 #define LL_USART_SR_ORE USART_SR_ORE /*!< Overrun error flag */
Anna Bridge 160:5571c4ff569f 179 #define LL_USART_SR_IDLE USART_SR_IDLE /*!< Idle line detected flag */
Anna Bridge 160:5571c4ff569f 180 #define LL_USART_SR_RXNE USART_SR_RXNE /*!< Read data register not empty flag */
Anna Bridge 160:5571c4ff569f 181 #define LL_USART_SR_TC USART_SR_TC /*!< Transmission complete flag */
Anna Bridge 160:5571c4ff569f 182 #define LL_USART_SR_TXE USART_SR_TXE /*!< Transmit data register empty flag */
Anna Bridge 160:5571c4ff569f 183 #define LL_USART_SR_LBD USART_SR_LBD /*!< LIN break detection flag */
Anna Bridge 160:5571c4ff569f 184 #define LL_USART_SR_CTS USART_SR_CTS /*!< CTS flag */
Anna Bridge 160:5571c4ff569f 185 /**
Anna Bridge 160:5571c4ff569f 186 * @}
Anna Bridge 160:5571c4ff569f 187 */
Anna Bridge 160:5571c4ff569f 188
Anna Bridge 160:5571c4ff569f 189 /** @defgroup USART_LL_EC_IT IT Defines
Anna Bridge 160:5571c4ff569f 190 * @brief IT defines which can be used with LL_USART_ReadReg and LL_USART_WriteReg functions
Anna Bridge 160:5571c4ff569f 191 * @{
Anna Bridge 160:5571c4ff569f 192 */
Anna Bridge 160:5571c4ff569f 193 #define LL_USART_CR1_IDLEIE USART_CR1_IDLEIE /*!< IDLE interrupt enable */
Anna Bridge 160:5571c4ff569f 194 #define LL_USART_CR1_RXNEIE USART_CR1_RXNEIE /*!< Read data register not empty interrupt enable */
Anna Bridge 160:5571c4ff569f 195 #define LL_USART_CR1_TCIE USART_CR1_TCIE /*!< Transmission complete interrupt enable */
Anna Bridge 160:5571c4ff569f 196 #define LL_USART_CR1_TXEIE USART_CR1_TXEIE /*!< Transmit data register empty interrupt enable */
Anna Bridge 160:5571c4ff569f 197 #define LL_USART_CR1_PEIE USART_CR1_PEIE /*!< Parity error */
Anna Bridge 160:5571c4ff569f 198 #define LL_USART_CR2_LBDIE USART_CR2_LBDIE /*!< LIN break detection interrupt enable */
Anna Bridge 160:5571c4ff569f 199 #define LL_USART_CR3_EIE USART_CR3_EIE /*!< Error interrupt enable */
Anna Bridge 160:5571c4ff569f 200 #define LL_USART_CR3_CTSIE USART_CR3_CTSIE /*!< CTS interrupt enable */
Anna Bridge 160:5571c4ff569f 201 /**
Anna Bridge 160:5571c4ff569f 202 * @}
Anna Bridge 160:5571c4ff569f 203 */
Anna Bridge 160:5571c4ff569f 204
Anna Bridge 160:5571c4ff569f 205 /** @defgroup USART_LL_EC_DIRECTION Communication Direction
Anna Bridge 160:5571c4ff569f 206 * @{
Anna Bridge 160:5571c4ff569f 207 */
Anna Bridge 160:5571c4ff569f 208 #define LL_USART_DIRECTION_NONE 0x00000000U /*!< Transmitter and Receiver are disabled */
Anna Bridge 160:5571c4ff569f 209 #define LL_USART_DIRECTION_RX USART_CR1_RE /*!< Transmitter is disabled and Receiver is enabled */
Anna Bridge 160:5571c4ff569f 210 #define LL_USART_DIRECTION_TX USART_CR1_TE /*!< Transmitter is enabled and Receiver is disabled */
Anna Bridge 160:5571c4ff569f 211 #define LL_USART_DIRECTION_TX_RX (USART_CR1_TE |USART_CR1_RE) /*!< Transmitter and Receiver are enabled */
Anna Bridge 160:5571c4ff569f 212 /**
Anna Bridge 160:5571c4ff569f 213 * @}
Anna Bridge 160:5571c4ff569f 214 */
Anna Bridge 160:5571c4ff569f 215
Anna Bridge 160:5571c4ff569f 216 /** @defgroup USART_LL_EC_PARITY Parity Control
Anna Bridge 160:5571c4ff569f 217 * @{
Anna Bridge 160:5571c4ff569f 218 */
Anna Bridge 160:5571c4ff569f 219 #define LL_USART_PARITY_NONE 0x00000000U /*!< Parity control disabled */
Anna Bridge 160:5571c4ff569f 220 #define LL_USART_PARITY_EVEN USART_CR1_PCE /*!< Parity control enabled and Even Parity is selected */
Anna Bridge 160:5571c4ff569f 221 #define LL_USART_PARITY_ODD (USART_CR1_PCE | USART_CR1_PS) /*!< Parity control enabled and Odd Parity is selected */
Anna Bridge 160:5571c4ff569f 222 /**
Anna Bridge 160:5571c4ff569f 223 * @}
Anna Bridge 160:5571c4ff569f 224 */
Anna Bridge 160:5571c4ff569f 225
Anna Bridge 160:5571c4ff569f 226 /** @defgroup USART_LL_EC_WAKEUP Wakeup
Anna Bridge 160:5571c4ff569f 227 * @{
Anna Bridge 160:5571c4ff569f 228 */
Anna Bridge 160:5571c4ff569f 229 #define LL_USART_WAKEUP_IDLELINE 0x00000000U /*!< USART wake up from Mute mode on Idle Line */
Anna Bridge 160:5571c4ff569f 230 #define LL_USART_WAKEUP_ADDRESSMARK USART_CR1_WAKE /*!< USART wake up from Mute mode on Address Mark */
Anna Bridge 160:5571c4ff569f 231 /**
Anna Bridge 160:5571c4ff569f 232 * @}
Anna Bridge 160:5571c4ff569f 233 */
Anna Bridge 160:5571c4ff569f 234
Anna Bridge 160:5571c4ff569f 235 /** @defgroup USART_LL_EC_DATAWIDTH Datawidth
Anna Bridge 160:5571c4ff569f 236 * @{
Anna Bridge 160:5571c4ff569f 237 */
Anna Bridge 160:5571c4ff569f 238 #define LL_USART_DATAWIDTH_8B 0x00000000U /*!< 8 bits word length : Start bit, 8 data bits, n stop bits */
Anna Bridge 160:5571c4ff569f 239 #define LL_USART_DATAWIDTH_9B USART_CR1_M /*!< 9 bits word length : Start bit, 9 data bits, n stop bits */
Anna Bridge 160:5571c4ff569f 240 /**
Anna Bridge 160:5571c4ff569f 241 * @}
Anna Bridge 160:5571c4ff569f 242 */
Anna Bridge 160:5571c4ff569f 243
Anna Bridge 160:5571c4ff569f 244 /** @defgroup USART_LL_EC_OVERSAMPLING Oversampling
Anna Bridge 160:5571c4ff569f 245 * @{
Anna Bridge 160:5571c4ff569f 246 */
Anna Bridge 160:5571c4ff569f 247 #define LL_USART_OVERSAMPLING_16 0x00000000U /*!< Oversampling by 16 */
Anna Bridge 160:5571c4ff569f 248 #define LL_USART_OVERSAMPLING_8 USART_CR1_OVER8 /*!< Oversampling by 8 */
Anna Bridge 160:5571c4ff569f 249 /**
Anna Bridge 160:5571c4ff569f 250 * @}
Anna Bridge 160:5571c4ff569f 251 */
Anna Bridge 160:5571c4ff569f 252
Anna Bridge 160:5571c4ff569f 253 #if defined(USE_FULL_LL_DRIVER)
Anna Bridge 160:5571c4ff569f 254 /** @defgroup USART_LL_EC_CLOCK Clock Signal
Anna Bridge 160:5571c4ff569f 255 * @{
Anna Bridge 160:5571c4ff569f 256 */
Anna Bridge 160:5571c4ff569f 257
Anna Bridge 160:5571c4ff569f 258 #define LL_USART_CLOCK_DISABLE 0x00000000U /*!< Clock signal not provided */
Anna Bridge 160:5571c4ff569f 259 #define LL_USART_CLOCK_ENABLE USART_CR2_CLKEN /*!< Clock signal provided */
Anna Bridge 160:5571c4ff569f 260 /**
Anna Bridge 160:5571c4ff569f 261 * @}
Anna Bridge 160:5571c4ff569f 262 */
Anna Bridge 160:5571c4ff569f 263 #endif /*USE_FULL_LL_DRIVER*/
Anna Bridge 160:5571c4ff569f 264
Anna Bridge 160:5571c4ff569f 265 /** @defgroup USART_LL_EC_LASTCLKPULSE Last Clock Pulse
Anna Bridge 160:5571c4ff569f 266 * @{
Anna Bridge 160:5571c4ff569f 267 */
Anna Bridge 160:5571c4ff569f 268 #define LL_USART_LASTCLKPULSE_NO_OUTPUT 0x00000000U /*!< The clock pulse of the last data bit is not output to the SCLK pin */
Anna Bridge 160:5571c4ff569f 269 #define LL_USART_LASTCLKPULSE_OUTPUT USART_CR2_LBCL /*!< The clock pulse of the last data bit is output to the SCLK pin */
Anna Bridge 160:5571c4ff569f 270 /**
Anna Bridge 160:5571c4ff569f 271 * @}
Anna Bridge 160:5571c4ff569f 272 */
Anna Bridge 160:5571c4ff569f 273
Anna Bridge 160:5571c4ff569f 274 /** @defgroup USART_LL_EC_PHASE Clock Phase
Anna Bridge 160:5571c4ff569f 275 * @{
Anna Bridge 160:5571c4ff569f 276 */
Anna Bridge 160:5571c4ff569f 277 #define LL_USART_PHASE_1EDGE 0x00000000U /*!< The first clock transition is the first data capture edge */
Anna Bridge 160:5571c4ff569f 278 #define LL_USART_PHASE_2EDGE USART_CR2_CPHA /*!< The second clock transition is the first data capture edge */
Anna Bridge 160:5571c4ff569f 279 /**
Anna Bridge 160:5571c4ff569f 280 * @}
Anna Bridge 160:5571c4ff569f 281 */
Anna Bridge 160:5571c4ff569f 282
Anna Bridge 160:5571c4ff569f 283 /** @defgroup USART_LL_EC_POLARITY Clock Polarity
Anna Bridge 160:5571c4ff569f 284 * @{
Anna Bridge 160:5571c4ff569f 285 */
Anna Bridge 160:5571c4ff569f 286 #define LL_USART_POLARITY_LOW 0x00000000U /*!< Steady low value on SCLK pin outside transmission window*/
Anna Bridge 160:5571c4ff569f 287 #define LL_USART_POLARITY_HIGH USART_CR2_CPOL /*!< Steady high value on SCLK pin outside transmission window */
Anna Bridge 160:5571c4ff569f 288 /**
Anna Bridge 160:5571c4ff569f 289 * @}
Anna Bridge 160:5571c4ff569f 290 */
Anna Bridge 160:5571c4ff569f 291
Anna Bridge 160:5571c4ff569f 292 /** @defgroup USART_LL_EC_STOPBITS Stop Bits
Anna Bridge 160:5571c4ff569f 293 * @{
Anna Bridge 160:5571c4ff569f 294 */
Anna Bridge 160:5571c4ff569f 295 #define LL_USART_STOPBITS_0_5 USART_CR2_STOP_0 /*!< 0.5 stop bit */
Anna Bridge 160:5571c4ff569f 296 #define LL_USART_STOPBITS_1 0x00000000U /*!< 1 stop bit */
Anna Bridge 160:5571c4ff569f 297 #define LL_USART_STOPBITS_1_5 (USART_CR2_STOP_0 | USART_CR2_STOP_1) /*!< 1.5 stop bits */
Anna Bridge 160:5571c4ff569f 298 #define LL_USART_STOPBITS_2 USART_CR2_STOP_1 /*!< 2 stop bits */
Anna Bridge 160:5571c4ff569f 299 /**
Anna Bridge 160:5571c4ff569f 300 * @}
Anna Bridge 160:5571c4ff569f 301 */
Anna Bridge 160:5571c4ff569f 302
Anna Bridge 160:5571c4ff569f 303 /** @defgroup USART_LL_EC_HWCONTROL Hardware Control
Anna Bridge 160:5571c4ff569f 304 * @{
Anna Bridge 160:5571c4ff569f 305 */
Anna Bridge 160:5571c4ff569f 306 #define LL_USART_HWCONTROL_NONE 0x00000000U /*!< CTS and RTS hardware flow control disabled */
Anna Bridge 160:5571c4ff569f 307 #define LL_USART_HWCONTROL_RTS USART_CR3_RTSE /*!< RTS output enabled, data is only requested when there is space in the receive buffer */
Anna Bridge 160:5571c4ff569f 308 #define LL_USART_HWCONTROL_CTS USART_CR3_CTSE /*!< CTS mode enabled, data is only transmitted when the nCTS input is asserted (tied to 0) */
Anna Bridge 160:5571c4ff569f 309 #define LL_USART_HWCONTROL_RTS_CTS (USART_CR3_RTSE | USART_CR3_CTSE) /*!< CTS and RTS hardware flow control enabled */
Anna Bridge 160:5571c4ff569f 310 /**
Anna Bridge 160:5571c4ff569f 311 * @}
Anna Bridge 160:5571c4ff569f 312 */
Anna Bridge 160:5571c4ff569f 313
Anna Bridge 160:5571c4ff569f 314 /** @defgroup USART_LL_EC_IRDA_POWER IrDA Power
Anna Bridge 160:5571c4ff569f 315 * @{
Anna Bridge 160:5571c4ff569f 316 */
Anna Bridge 160:5571c4ff569f 317 #define LL_USART_IRDA_POWER_NORMAL 0x00000000U /*!< IrDA normal power mode */
Anna Bridge 160:5571c4ff569f 318 #define LL_USART_IRDA_POWER_LOW USART_CR3_IRLP /*!< IrDA low power mode */
Anna Bridge 160:5571c4ff569f 319 /**
Anna Bridge 160:5571c4ff569f 320 * @}
Anna Bridge 160:5571c4ff569f 321 */
Anna Bridge 160:5571c4ff569f 322
Anna Bridge 160:5571c4ff569f 323 /** @defgroup USART_LL_EC_LINBREAK_DETECT LIN Break Detection Length
Anna Bridge 160:5571c4ff569f 324 * @{
Anna Bridge 160:5571c4ff569f 325 */
Anna Bridge 160:5571c4ff569f 326 #define LL_USART_LINBREAK_DETECT_10B 0x00000000U /*!< 10-bit break detection method selected */
Anna Bridge 160:5571c4ff569f 327 #define LL_USART_LINBREAK_DETECT_11B USART_CR2_LBDL /*!< 11-bit break detection method selected */
Anna Bridge 160:5571c4ff569f 328 /**
Anna Bridge 160:5571c4ff569f 329 * @}
Anna Bridge 160:5571c4ff569f 330 */
Anna Bridge 160:5571c4ff569f 331
Anna Bridge 160:5571c4ff569f 332 /**
Anna Bridge 160:5571c4ff569f 333 * @}
Anna Bridge 160:5571c4ff569f 334 */
Anna Bridge 160:5571c4ff569f 335
Anna Bridge 160:5571c4ff569f 336 /* Exported macro ------------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 337 /** @defgroup USART_LL_Exported_Macros USART Exported Macros
Anna Bridge 160:5571c4ff569f 338 * @{
Anna Bridge 160:5571c4ff569f 339 */
Anna Bridge 160:5571c4ff569f 340
Anna Bridge 160:5571c4ff569f 341 /** @defgroup USART_LL_EM_WRITE_READ Common Write and read registers Macros
Anna Bridge 160:5571c4ff569f 342 * @{
Anna Bridge 160:5571c4ff569f 343 */
Anna Bridge 160:5571c4ff569f 344
Anna Bridge 160:5571c4ff569f 345 /**
Anna Bridge 160:5571c4ff569f 346 * @brief Write a value in USART register
Anna Bridge 160:5571c4ff569f 347 * @param __INSTANCE__ USART Instance
Anna Bridge 160:5571c4ff569f 348 * @param __REG__ Register to be written
Anna Bridge 160:5571c4ff569f 349 * @param __VALUE__ Value to be written in the register
Anna Bridge 160:5571c4ff569f 350 * @retval None
Anna Bridge 160:5571c4ff569f 351 */
Anna Bridge 160:5571c4ff569f 352 #define LL_USART_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
Anna Bridge 160:5571c4ff569f 353
Anna Bridge 160:5571c4ff569f 354 /**
Anna Bridge 160:5571c4ff569f 355 * @brief Read a value in USART register
Anna Bridge 160:5571c4ff569f 356 * @param __INSTANCE__ USART Instance
Anna Bridge 160:5571c4ff569f 357 * @param __REG__ Register to be read
Anna Bridge 160:5571c4ff569f 358 * @retval Register value
Anna Bridge 160:5571c4ff569f 359 */
Anna Bridge 160:5571c4ff569f 360 #define LL_USART_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
Anna Bridge 160:5571c4ff569f 361 /**
Anna Bridge 160:5571c4ff569f 362 * @}
Anna Bridge 160:5571c4ff569f 363 */
Anna Bridge 160:5571c4ff569f 364
Anna Bridge 160:5571c4ff569f 365 /** @defgroup USART_LL_EM_Exported_Macros_Helper Exported_Macros_Helper
Anna Bridge 160:5571c4ff569f 366 * @{
Anna Bridge 160:5571c4ff569f 367 */
Anna Bridge 160:5571c4ff569f 368
Anna Bridge 160:5571c4ff569f 369 /**
Anna Bridge 160:5571c4ff569f 370 * @brief Compute USARTDIV value according to Peripheral Clock and
Anna Bridge 160:5571c4ff569f 371 * expected Baud Rate in 8 bits sampling mode (32 bits value of USARTDIV is returned)
Anna Bridge 160:5571c4ff569f 372 * @param __PERIPHCLK__ Peripheral Clock frequency used for USART instance
Anna Bridge 160:5571c4ff569f 373 * @param __BAUDRATE__ Baud rate value to achieve
Anna Bridge 160:5571c4ff569f 374 * @retval USARTDIV value to be used for BRR register filling in OverSampling_8 case
Anna Bridge 160:5571c4ff569f 375 */
Anna Bridge 160:5571c4ff569f 376 #define __LL_USART_DIV_SAMPLING8_100(__PERIPHCLK__, __BAUDRATE__) (((__PERIPHCLK__)*25)/(2*(__BAUDRATE__)))
Anna Bridge 160:5571c4ff569f 377 #define __LL_USART_DIVMANT_SAMPLING8(__PERIPHCLK__, __BAUDRATE__) (__LL_USART_DIV_SAMPLING8_100((__PERIPHCLK__), (__BAUDRATE__))/100)
Anna Bridge 160:5571c4ff569f 378 #define __LL_USART_DIVFRAQ_SAMPLING8(__PERIPHCLK__, __BAUDRATE__) (((__LL_USART_DIV_SAMPLING8_100((__PERIPHCLK__), (__BAUDRATE__)) - (__LL_USART_DIVMANT_SAMPLING8((__PERIPHCLK__), (__BAUDRATE__)) * 100)) * 8 + 50) / 100)
Anna Bridge 160:5571c4ff569f 379 /* UART BRR = mantissa + overflow + fraction
Anna Bridge 160:5571c4ff569f 380 = (UART DIVMANT << 4) + ((UART DIVFRAQ & 0xF8) << 1) + (UART DIVFRAQ & 0x07) */
Anna Bridge 160:5571c4ff569f 381 #define __LL_USART_DIV_SAMPLING8(__PERIPHCLK__, __BAUDRATE__) (((__LL_USART_DIVMANT_SAMPLING8((__PERIPHCLK__), (__BAUDRATE__)) << 4) + \
Anna Bridge 160:5571c4ff569f 382 ((__LL_USART_DIVFRAQ_SAMPLING8((__PERIPHCLK__), (__BAUDRATE__)) & 0xF8) << 1)) + \
Anna Bridge 160:5571c4ff569f 383 (__LL_USART_DIVFRAQ_SAMPLING8((__PERIPHCLK__), (__BAUDRATE__)) & 0x07))
Anna Bridge 160:5571c4ff569f 384
Anna Bridge 160:5571c4ff569f 385 /**
Anna Bridge 160:5571c4ff569f 386 * @brief Compute USARTDIV value according to Peripheral Clock and
Anna Bridge 160:5571c4ff569f 387 * expected Baud Rate in 16 bits sampling mode (32 bits value of USARTDIV is returned)
Anna Bridge 160:5571c4ff569f 388 * @param __PERIPHCLK__ Peripheral Clock frequency used for USART instance
Anna Bridge 160:5571c4ff569f 389 * @param __BAUDRATE__ Baud rate value to achieve
Anna Bridge 160:5571c4ff569f 390 * @retval USARTDIV value to be used for BRR register filling in OverSampling_16 case
Anna Bridge 160:5571c4ff569f 391 */
Anna Bridge 160:5571c4ff569f 392 #define __LL_USART_DIV_SAMPLING16_100(__PERIPHCLK__, __BAUDRATE__) (((__PERIPHCLK__)*25)/(4*(__BAUDRATE__)))
Anna Bridge 160:5571c4ff569f 393 #define __LL_USART_DIVMANT_SAMPLING16(__PERIPHCLK__, __BAUDRATE__) (__LL_USART_DIV_SAMPLING16_100((__PERIPHCLK__), (__BAUDRATE__))/100)
Anna Bridge 160:5571c4ff569f 394 #define __LL_USART_DIVFRAQ_SAMPLING16(__PERIPHCLK__, __BAUDRATE__) (((__LL_USART_DIV_SAMPLING16_100((__PERIPHCLK__), (__BAUDRATE__)) - (__LL_USART_DIVMANT_SAMPLING16((__PERIPHCLK__), (__BAUDRATE__)) * 100)) * 16 + 50) / 100)
Anna Bridge 160:5571c4ff569f 395 /* USART BRR = mantissa + overflow + fraction
Anna Bridge 160:5571c4ff569f 396 = (USART DIVMANT << 4) + (USART DIVFRAQ & 0xF0) + (USART DIVFRAQ & 0x0F) */
Anna Bridge 160:5571c4ff569f 397 #define __LL_USART_DIV_SAMPLING16(__PERIPHCLK__, __BAUDRATE__) (((__LL_USART_DIVMANT_SAMPLING16((__PERIPHCLK__), (__BAUDRATE__)) << 4) + \
Anna Bridge 160:5571c4ff569f 398 (__LL_USART_DIVFRAQ_SAMPLING16((__PERIPHCLK__), (__BAUDRATE__)) & 0xF0)) + \
Anna Bridge 160:5571c4ff569f 399 (__LL_USART_DIVFRAQ_SAMPLING16((__PERIPHCLK__), (__BAUDRATE__)) & 0x0F))
Anna Bridge 160:5571c4ff569f 400
Anna Bridge 160:5571c4ff569f 401 /**
Anna Bridge 160:5571c4ff569f 402 * @}
Anna Bridge 160:5571c4ff569f 403 */
Anna Bridge 160:5571c4ff569f 404
Anna Bridge 160:5571c4ff569f 405 /**
Anna Bridge 160:5571c4ff569f 406 * @}
Anna Bridge 160:5571c4ff569f 407 */
Anna Bridge 160:5571c4ff569f 408
Anna Bridge 160:5571c4ff569f 409 /* Exported functions --------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 410
Anna Bridge 160:5571c4ff569f 411 /** @defgroup USART_LL_Exported_Functions USART Exported Functions
Anna Bridge 160:5571c4ff569f 412 * @{
Anna Bridge 160:5571c4ff569f 413 */
Anna Bridge 160:5571c4ff569f 414
Anna Bridge 160:5571c4ff569f 415 /** @defgroup USART_LL_EF_Configuration Configuration functions
Anna Bridge 160:5571c4ff569f 416 * @{
Anna Bridge 160:5571c4ff569f 417 */
Anna Bridge 160:5571c4ff569f 418
Anna Bridge 160:5571c4ff569f 419 /**
Anna Bridge 160:5571c4ff569f 420 * @brief USART Enable
Anna Bridge 160:5571c4ff569f 421 * @rmtoll CR1 UE LL_USART_Enable
Anna Bridge 160:5571c4ff569f 422 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 423 * @retval None
Anna Bridge 160:5571c4ff569f 424 */
Anna Bridge 160:5571c4ff569f 425 __STATIC_INLINE void LL_USART_Enable(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 426 {
Anna Bridge 160:5571c4ff569f 427 SET_BIT(USARTx->CR1, USART_CR1_UE);
Anna Bridge 160:5571c4ff569f 428 }
Anna Bridge 160:5571c4ff569f 429
Anna Bridge 160:5571c4ff569f 430 /**
Anna Bridge 160:5571c4ff569f 431 * @brief USART Disable (all USART prescalers and outputs are disabled)
Anna Bridge 160:5571c4ff569f 432 * @note When USART is disabled, USART prescalers and outputs are stopped immediately,
Anna Bridge 160:5571c4ff569f 433 * and current operations are discarded. The configuration of the USART is kept, but all the status
Anna Bridge 160:5571c4ff569f 434 * flags, in the USARTx_SR are set to their default values.
Anna Bridge 160:5571c4ff569f 435 * @rmtoll CR1 UE LL_USART_Disable
Anna Bridge 160:5571c4ff569f 436 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 437 * @retval None
Anna Bridge 160:5571c4ff569f 438 */
Anna Bridge 160:5571c4ff569f 439 __STATIC_INLINE void LL_USART_Disable(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 440 {
Anna Bridge 160:5571c4ff569f 441 CLEAR_BIT(USARTx->CR1, USART_CR1_UE);
Anna Bridge 160:5571c4ff569f 442 }
Anna Bridge 160:5571c4ff569f 443
Anna Bridge 160:5571c4ff569f 444 /**
Anna Bridge 160:5571c4ff569f 445 * @brief Indicate if USART is enabled
Anna Bridge 160:5571c4ff569f 446 * @rmtoll CR1 UE LL_USART_IsEnabled
Anna Bridge 160:5571c4ff569f 447 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 448 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 449 */
Anna Bridge 160:5571c4ff569f 450 __STATIC_INLINE uint32_t LL_USART_IsEnabled(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 451 {
Anna Bridge 160:5571c4ff569f 452 return (READ_BIT(USARTx->CR1, USART_CR1_UE) == (USART_CR1_UE));
Anna Bridge 160:5571c4ff569f 453 }
Anna Bridge 160:5571c4ff569f 454
Anna Bridge 160:5571c4ff569f 455 /**
Anna Bridge 160:5571c4ff569f 456 * @brief Receiver Enable (Receiver is enabled and begins searching for a start bit)
Anna Bridge 160:5571c4ff569f 457 * @rmtoll CR1 RE LL_USART_EnableDirectionRx
Anna Bridge 160:5571c4ff569f 458 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 459 * @retval None
Anna Bridge 160:5571c4ff569f 460 */
Anna Bridge 160:5571c4ff569f 461 __STATIC_INLINE void LL_USART_EnableDirectionRx(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 462 {
Anna Bridge 160:5571c4ff569f 463 SET_BIT(USARTx->CR1, USART_CR1_RE);
Anna Bridge 160:5571c4ff569f 464 }
Anna Bridge 160:5571c4ff569f 465
Anna Bridge 160:5571c4ff569f 466 /**
Anna Bridge 160:5571c4ff569f 467 * @brief Receiver Disable
Anna Bridge 160:5571c4ff569f 468 * @rmtoll CR1 RE LL_USART_DisableDirectionRx
Anna Bridge 160:5571c4ff569f 469 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 470 * @retval None
Anna Bridge 160:5571c4ff569f 471 */
Anna Bridge 160:5571c4ff569f 472 __STATIC_INLINE void LL_USART_DisableDirectionRx(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 473 {
Anna Bridge 160:5571c4ff569f 474 CLEAR_BIT(USARTx->CR1, USART_CR1_RE);
Anna Bridge 160:5571c4ff569f 475 }
Anna Bridge 160:5571c4ff569f 476
Anna Bridge 160:5571c4ff569f 477 /**
Anna Bridge 160:5571c4ff569f 478 * @brief Transmitter Enable
Anna Bridge 160:5571c4ff569f 479 * @rmtoll CR1 TE LL_USART_EnableDirectionTx
Anna Bridge 160:5571c4ff569f 480 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 481 * @retval None
Anna Bridge 160:5571c4ff569f 482 */
Anna Bridge 160:5571c4ff569f 483 __STATIC_INLINE void LL_USART_EnableDirectionTx(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 484 {
Anna Bridge 160:5571c4ff569f 485 SET_BIT(USARTx->CR1, USART_CR1_TE);
Anna Bridge 160:5571c4ff569f 486 }
Anna Bridge 160:5571c4ff569f 487
Anna Bridge 160:5571c4ff569f 488 /**
Anna Bridge 160:5571c4ff569f 489 * @brief Transmitter Disable
Anna Bridge 160:5571c4ff569f 490 * @rmtoll CR1 TE LL_USART_DisableDirectionTx
Anna Bridge 160:5571c4ff569f 491 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 492 * @retval None
Anna Bridge 160:5571c4ff569f 493 */
Anna Bridge 160:5571c4ff569f 494 __STATIC_INLINE void LL_USART_DisableDirectionTx(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 495 {
Anna Bridge 160:5571c4ff569f 496 CLEAR_BIT(USARTx->CR1, USART_CR1_TE);
Anna Bridge 160:5571c4ff569f 497 }
Anna Bridge 160:5571c4ff569f 498
Anna Bridge 160:5571c4ff569f 499 /**
Anna Bridge 160:5571c4ff569f 500 * @brief Configure simultaneously enabled/disabled states
Anna Bridge 160:5571c4ff569f 501 * of Transmitter and Receiver
Anna Bridge 160:5571c4ff569f 502 * @rmtoll CR1 RE LL_USART_SetTransferDirection\n
Anna Bridge 160:5571c4ff569f 503 * CR1 TE LL_USART_SetTransferDirection
Anna Bridge 160:5571c4ff569f 504 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 505 * @param TransferDirection This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 506 * @arg @ref LL_USART_DIRECTION_NONE
Anna Bridge 160:5571c4ff569f 507 * @arg @ref LL_USART_DIRECTION_RX
Anna Bridge 160:5571c4ff569f 508 * @arg @ref LL_USART_DIRECTION_TX
Anna Bridge 160:5571c4ff569f 509 * @arg @ref LL_USART_DIRECTION_TX_RX
Anna Bridge 160:5571c4ff569f 510 * @retval None
Anna Bridge 160:5571c4ff569f 511 */
Anna Bridge 160:5571c4ff569f 512 __STATIC_INLINE void LL_USART_SetTransferDirection(USART_TypeDef *USARTx, uint32_t TransferDirection)
Anna Bridge 160:5571c4ff569f 513 {
Anna Bridge 160:5571c4ff569f 514 MODIFY_REG(USARTx->CR1, USART_CR1_RE | USART_CR1_TE, TransferDirection);
Anna Bridge 160:5571c4ff569f 515 }
Anna Bridge 160:5571c4ff569f 516
Anna Bridge 160:5571c4ff569f 517 /**
Anna Bridge 160:5571c4ff569f 518 * @brief Return enabled/disabled states of Transmitter and Receiver
Anna Bridge 160:5571c4ff569f 519 * @rmtoll CR1 RE LL_USART_GetTransferDirection\n
Anna Bridge 160:5571c4ff569f 520 * CR1 TE LL_USART_GetTransferDirection
Anna Bridge 160:5571c4ff569f 521 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 522 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 523 * @arg @ref LL_USART_DIRECTION_NONE
Anna Bridge 160:5571c4ff569f 524 * @arg @ref LL_USART_DIRECTION_RX
Anna Bridge 160:5571c4ff569f 525 * @arg @ref LL_USART_DIRECTION_TX
Anna Bridge 160:5571c4ff569f 526 * @arg @ref LL_USART_DIRECTION_TX_RX
Anna Bridge 160:5571c4ff569f 527 */
Anna Bridge 160:5571c4ff569f 528 __STATIC_INLINE uint32_t LL_USART_GetTransferDirection(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 529 {
Anna Bridge 160:5571c4ff569f 530 return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_RE | USART_CR1_TE));
Anna Bridge 160:5571c4ff569f 531 }
Anna Bridge 160:5571c4ff569f 532
Anna Bridge 160:5571c4ff569f 533 /**
Anna Bridge 160:5571c4ff569f 534 * @brief Configure Parity (enabled/disabled and parity mode if enabled).
Anna Bridge 160:5571c4ff569f 535 * @note This function selects if hardware parity control (generation and detection) is enabled or disabled.
Anna Bridge 160:5571c4ff569f 536 * When the parity control is enabled (Odd or Even), computed parity bit is inserted at the MSB position
Anna Bridge 160:5571c4ff569f 537 * (9th or 8th bit depending on data width) and parity is checked on the received data.
Anna Bridge 160:5571c4ff569f 538 * @rmtoll CR1 PS LL_USART_SetParity\n
Anna Bridge 160:5571c4ff569f 539 * CR1 PCE LL_USART_SetParity
Anna Bridge 160:5571c4ff569f 540 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 541 * @param Parity This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 542 * @arg @ref LL_USART_PARITY_NONE
Anna Bridge 160:5571c4ff569f 543 * @arg @ref LL_USART_PARITY_EVEN
Anna Bridge 160:5571c4ff569f 544 * @arg @ref LL_USART_PARITY_ODD
Anna Bridge 160:5571c4ff569f 545 * @retval None
Anna Bridge 160:5571c4ff569f 546 */
Anna Bridge 160:5571c4ff569f 547 __STATIC_INLINE void LL_USART_SetParity(USART_TypeDef *USARTx, uint32_t Parity)
Anna Bridge 160:5571c4ff569f 548 {
Anna Bridge 160:5571c4ff569f 549 MODIFY_REG(USARTx->CR1, USART_CR1_PS | USART_CR1_PCE, Parity);
Anna Bridge 160:5571c4ff569f 550 }
Anna Bridge 160:5571c4ff569f 551
Anna Bridge 160:5571c4ff569f 552 /**
Anna Bridge 160:5571c4ff569f 553 * @brief Return Parity configuration (enabled/disabled and parity mode if enabled)
Anna Bridge 160:5571c4ff569f 554 * @rmtoll CR1 PS LL_USART_GetParity\n
Anna Bridge 160:5571c4ff569f 555 * CR1 PCE LL_USART_GetParity
Anna Bridge 160:5571c4ff569f 556 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 557 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 558 * @arg @ref LL_USART_PARITY_NONE
Anna Bridge 160:5571c4ff569f 559 * @arg @ref LL_USART_PARITY_EVEN
Anna Bridge 160:5571c4ff569f 560 * @arg @ref LL_USART_PARITY_ODD
Anna Bridge 160:5571c4ff569f 561 */
Anna Bridge 160:5571c4ff569f 562 __STATIC_INLINE uint32_t LL_USART_GetParity(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 563 {
Anna Bridge 160:5571c4ff569f 564 return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_PS | USART_CR1_PCE));
Anna Bridge 160:5571c4ff569f 565 }
Anna Bridge 160:5571c4ff569f 566
Anna Bridge 160:5571c4ff569f 567 /**
Anna Bridge 160:5571c4ff569f 568 * @brief Set Receiver Wake Up method from Mute mode.
Anna Bridge 160:5571c4ff569f 569 * @rmtoll CR1 WAKE LL_USART_SetWakeUpMethod
Anna Bridge 160:5571c4ff569f 570 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 571 * @param Method This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 572 * @arg @ref LL_USART_WAKEUP_IDLELINE
Anna Bridge 160:5571c4ff569f 573 * @arg @ref LL_USART_WAKEUP_ADDRESSMARK
Anna Bridge 160:5571c4ff569f 574 * @retval None
Anna Bridge 160:5571c4ff569f 575 */
Anna Bridge 160:5571c4ff569f 576 __STATIC_INLINE void LL_USART_SetWakeUpMethod(USART_TypeDef *USARTx, uint32_t Method)
Anna Bridge 160:5571c4ff569f 577 {
Anna Bridge 160:5571c4ff569f 578 MODIFY_REG(USARTx->CR1, USART_CR1_WAKE, Method);
Anna Bridge 160:5571c4ff569f 579 }
Anna Bridge 160:5571c4ff569f 580
Anna Bridge 160:5571c4ff569f 581 /**
Anna Bridge 160:5571c4ff569f 582 * @brief Return Receiver Wake Up method from Mute mode
Anna Bridge 160:5571c4ff569f 583 * @rmtoll CR1 WAKE LL_USART_GetWakeUpMethod
Anna Bridge 160:5571c4ff569f 584 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 585 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 586 * @arg @ref LL_USART_WAKEUP_IDLELINE
Anna Bridge 160:5571c4ff569f 587 * @arg @ref LL_USART_WAKEUP_ADDRESSMARK
Anna Bridge 160:5571c4ff569f 588 */
Anna Bridge 160:5571c4ff569f 589 __STATIC_INLINE uint32_t LL_USART_GetWakeUpMethod(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 590 {
Anna Bridge 160:5571c4ff569f 591 return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_WAKE));
Anna Bridge 160:5571c4ff569f 592 }
Anna Bridge 160:5571c4ff569f 593
Anna Bridge 160:5571c4ff569f 594 /**
Anna Bridge 160:5571c4ff569f 595 * @brief Set Word length (i.e. nb of data bits, excluding start and stop bits)
Anna Bridge 160:5571c4ff569f 596 * @rmtoll CR1 M LL_USART_SetDataWidth
Anna Bridge 160:5571c4ff569f 597 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 598 * @param DataWidth This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 599 * @arg @ref LL_USART_DATAWIDTH_8B
Anna Bridge 160:5571c4ff569f 600 * @arg @ref LL_USART_DATAWIDTH_9B
Anna Bridge 160:5571c4ff569f 601 * @retval None
Anna Bridge 160:5571c4ff569f 602 */
Anna Bridge 160:5571c4ff569f 603 __STATIC_INLINE void LL_USART_SetDataWidth(USART_TypeDef *USARTx, uint32_t DataWidth)
Anna Bridge 160:5571c4ff569f 604 {
Anna Bridge 160:5571c4ff569f 605 MODIFY_REG(USARTx->CR1, USART_CR1_M, DataWidth);
Anna Bridge 160:5571c4ff569f 606 }
Anna Bridge 160:5571c4ff569f 607
Anna Bridge 160:5571c4ff569f 608 /**
Anna Bridge 160:5571c4ff569f 609 * @brief Return Word length (i.e. nb of data bits, excluding start and stop bits)
Anna Bridge 160:5571c4ff569f 610 * @rmtoll CR1 M LL_USART_GetDataWidth
Anna Bridge 160:5571c4ff569f 611 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 612 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 613 * @arg @ref LL_USART_DATAWIDTH_8B
Anna Bridge 160:5571c4ff569f 614 * @arg @ref LL_USART_DATAWIDTH_9B
Anna Bridge 160:5571c4ff569f 615 */
Anna Bridge 160:5571c4ff569f 616 __STATIC_INLINE uint32_t LL_USART_GetDataWidth(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 617 {
Anna Bridge 160:5571c4ff569f 618 return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_M));
Anna Bridge 160:5571c4ff569f 619 }
Anna Bridge 160:5571c4ff569f 620
Anna Bridge 160:5571c4ff569f 621 /**
Anna Bridge 160:5571c4ff569f 622 * @brief Set Oversampling to 8-bit or 16-bit mode
Anna Bridge 160:5571c4ff569f 623 * @rmtoll CR1 OVER8 LL_USART_SetOverSampling
Anna Bridge 160:5571c4ff569f 624 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 625 * @param OverSampling This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 626 * @arg @ref LL_USART_OVERSAMPLING_16
Anna Bridge 160:5571c4ff569f 627 * @arg @ref LL_USART_OVERSAMPLING_8
Anna Bridge 160:5571c4ff569f 628 * @retval None
Anna Bridge 160:5571c4ff569f 629 */
Anna Bridge 160:5571c4ff569f 630 __STATIC_INLINE void LL_USART_SetOverSampling(USART_TypeDef *USARTx, uint32_t OverSampling)
Anna Bridge 160:5571c4ff569f 631 {
Anna Bridge 160:5571c4ff569f 632 MODIFY_REG(USARTx->CR1, USART_CR1_OVER8, OverSampling);
Anna Bridge 160:5571c4ff569f 633 }
Anna Bridge 160:5571c4ff569f 634
Anna Bridge 160:5571c4ff569f 635 /**
Anna Bridge 160:5571c4ff569f 636 * @brief Return Oversampling mode
Anna Bridge 160:5571c4ff569f 637 * @rmtoll CR1 OVER8 LL_USART_GetOverSampling
Anna Bridge 160:5571c4ff569f 638 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 639 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 640 * @arg @ref LL_USART_OVERSAMPLING_16
Anna Bridge 160:5571c4ff569f 641 * @arg @ref LL_USART_OVERSAMPLING_8
Anna Bridge 160:5571c4ff569f 642 */
Anna Bridge 160:5571c4ff569f 643 __STATIC_INLINE uint32_t LL_USART_GetOverSampling(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 644 {
Anna Bridge 160:5571c4ff569f 645 return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_OVER8));
Anna Bridge 160:5571c4ff569f 646 }
Anna Bridge 160:5571c4ff569f 647
Anna Bridge 160:5571c4ff569f 648 /**
Anna Bridge 160:5571c4ff569f 649 * @brief Configure if Clock pulse of the last data bit is output to the SCLK pin or not
Anna Bridge 160:5571c4ff569f 650 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 651 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 652 * @rmtoll CR2 LBCL LL_USART_SetLastClkPulseOutput
Anna Bridge 160:5571c4ff569f 653 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 654 * @param LastBitClockPulse This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 655 * @arg @ref LL_USART_LASTCLKPULSE_NO_OUTPUT
Anna Bridge 160:5571c4ff569f 656 * @arg @ref LL_USART_LASTCLKPULSE_OUTPUT
Anna Bridge 160:5571c4ff569f 657 * @retval None
Anna Bridge 160:5571c4ff569f 658 */
Anna Bridge 160:5571c4ff569f 659 __STATIC_INLINE void LL_USART_SetLastClkPulseOutput(USART_TypeDef *USARTx, uint32_t LastBitClockPulse)
Anna Bridge 160:5571c4ff569f 660 {
Anna Bridge 160:5571c4ff569f 661 MODIFY_REG(USARTx->CR2, USART_CR2_LBCL, LastBitClockPulse);
Anna Bridge 160:5571c4ff569f 662 }
Anna Bridge 160:5571c4ff569f 663
Anna Bridge 160:5571c4ff569f 664 /**
Anna Bridge 160:5571c4ff569f 665 * @brief Retrieve Clock pulse of the last data bit output configuration
Anna Bridge 160:5571c4ff569f 666 * (Last bit Clock pulse output to the SCLK pin or not)
Anna Bridge 160:5571c4ff569f 667 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 668 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 669 * @rmtoll CR2 LBCL LL_USART_GetLastClkPulseOutput
Anna Bridge 160:5571c4ff569f 670 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 671 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 672 * @arg @ref LL_USART_LASTCLKPULSE_NO_OUTPUT
Anna Bridge 160:5571c4ff569f 673 * @arg @ref LL_USART_LASTCLKPULSE_OUTPUT
Anna Bridge 160:5571c4ff569f 674 */
Anna Bridge 160:5571c4ff569f 675 __STATIC_INLINE uint32_t LL_USART_GetLastClkPulseOutput(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 676 {
Anna Bridge 160:5571c4ff569f 677 return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_LBCL));
Anna Bridge 160:5571c4ff569f 678 }
Anna Bridge 160:5571c4ff569f 679
Anna Bridge 160:5571c4ff569f 680 /**
Anna Bridge 160:5571c4ff569f 681 * @brief Select the phase of the clock output on the SCLK pin in synchronous mode
Anna Bridge 160:5571c4ff569f 682 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 683 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 684 * @rmtoll CR2 CPHA LL_USART_SetClockPhase
Anna Bridge 160:5571c4ff569f 685 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 686 * @param ClockPhase This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 687 * @arg @ref LL_USART_PHASE_1EDGE
Anna Bridge 160:5571c4ff569f 688 * @arg @ref LL_USART_PHASE_2EDGE
Anna Bridge 160:5571c4ff569f 689 * @retval None
Anna Bridge 160:5571c4ff569f 690 */
Anna Bridge 160:5571c4ff569f 691 __STATIC_INLINE void LL_USART_SetClockPhase(USART_TypeDef *USARTx, uint32_t ClockPhase)
Anna Bridge 160:5571c4ff569f 692 {
Anna Bridge 160:5571c4ff569f 693 MODIFY_REG(USARTx->CR2, USART_CR2_CPHA, ClockPhase);
Anna Bridge 160:5571c4ff569f 694 }
Anna Bridge 160:5571c4ff569f 695
Anna Bridge 160:5571c4ff569f 696 /**
Anna Bridge 160:5571c4ff569f 697 * @brief Return phase of the clock output on the SCLK pin in synchronous mode
Anna Bridge 160:5571c4ff569f 698 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 699 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 700 * @rmtoll CR2 CPHA LL_USART_GetClockPhase
Anna Bridge 160:5571c4ff569f 701 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 702 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 703 * @arg @ref LL_USART_PHASE_1EDGE
Anna Bridge 160:5571c4ff569f 704 * @arg @ref LL_USART_PHASE_2EDGE
Anna Bridge 160:5571c4ff569f 705 */
Anna Bridge 160:5571c4ff569f 706 __STATIC_INLINE uint32_t LL_USART_GetClockPhase(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 707 {
Anna Bridge 160:5571c4ff569f 708 return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_CPHA));
Anna Bridge 160:5571c4ff569f 709 }
Anna Bridge 160:5571c4ff569f 710
Anna Bridge 160:5571c4ff569f 711 /**
Anna Bridge 160:5571c4ff569f 712 * @brief Select the polarity of the clock output on the SCLK pin in synchronous mode
Anna Bridge 160:5571c4ff569f 713 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 714 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 715 * @rmtoll CR2 CPOL LL_USART_SetClockPolarity
Anna Bridge 160:5571c4ff569f 716 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 717 * @param ClockPolarity This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 718 * @arg @ref LL_USART_POLARITY_LOW
Anna Bridge 160:5571c4ff569f 719 * @arg @ref LL_USART_POLARITY_HIGH
Anna Bridge 160:5571c4ff569f 720 * @retval None
Anna Bridge 160:5571c4ff569f 721 */
Anna Bridge 160:5571c4ff569f 722 __STATIC_INLINE void LL_USART_SetClockPolarity(USART_TypeDef *USARTx, uint32_t ClockPolarity)
Anna Bridge 160:5571c4ff569f 723 {
Anna Bridge 160:5571c4ff569f 724 MODIFY_REG(USARTx->CR2, USART_CR2_CPOL, ClockPolarity);
Anna Bridge 160:5571c4ff569f 725 }
Anna Bridge 160:5571c4ff569f 726
Anna Bridge 160:5571c4ff569f 727 /**
Anna Bridge 160:5571c4ff569f 728 * @brief Return polarity of the clock output on the SCLK pin in synchronous mode
Anna Bridge 160:5571c4ff569f 729 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 730 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 731 * @rmtoll CR2 CPOL LL_USART_GetClockPolarity
Anna Bridge 160:5571c4ff569f 732 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 733 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 734 * @arg @ref LL_USART_POLARITY_LOW
Anna Bridge 160:5571c4ff569f 735 * @arg @ref LL_USART_POLARITY_HIGH
Anna Bridge 160:5571c4ff569f 736 */
Anna Bridge 160:5571c4ff569f 737 __STATIC_INLINE uint32_t LL_USART_GetClockPolarity(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 738 {
Anna Bridge 160:5571c4ff569f 739 return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_CPOL));
Anna Bridge 160:5571c4ff569f 740 }
Anna Bridge 160:5571c4ff569f 741
Anna Bridge 160:5571c4ff569f 742 /**
Anna Bridge 160:5571c4ff569f 743 * @brief Configure Clock signal format (Phase Polarity and choice about output of last bit clock pulse)
Anna Bridge 160:5571c4ff569f 744 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 745 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 746 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 747 * - Clock Phase configuration using @ref LL_USART_SetClockPhase() function
Anna Bridge 160:5571c4ff569f 748 * - Clock Polarity configuration using @ref LL_USART_SetClockPolarity() function
Anna Bridge 160:5571c4ff569f 749 * - Output of Last bit Clock pulse configuration using @ref LL_USART_SetLastClkPulseOutput() function
Anna Bridge 160:5571c4ff569f 750 * @rmtoll CR2 CPHA LL_USART_ConfigClock\n
Anna Bridge 160:5571c4ff569f 751 * CR2 CPOL LL_USART_ConfigClock\n
Anna Bridge 160:5571c4ff569f 752 * CR2 LBCL LL_USART_ConfigClock
Anna Bridge 160:5571c4ff569f 753 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 754 * @param Phase This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 755 * @arg @ref LL_USART_PHASE_1EDGE
Anna Bridge 160:5571c4ff569f 756 * @arg @ref LL_USART_PHASE_2EDGE
Anna Bridge 160:5571c4ff569f 757 * @param Polarity This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 758 * @arg @ref LL_USART_POLARITY_LOW
Anna Bridge 160:5571c4ff569f 759 * @arg @ref LL_USART_POLARITY_HIGH
Anna Bridge 160:5571c4ff569f 760 * @param LBCPOutput This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 761 * @arg @ref LL_USART_LASTCLKPULSE_NO_OUTPUT
Anna Bridge 160:5571c4ff569f 762 * @arg @ref LL_USART_LASTCLKPULSE_OUTPUT
Anna Bridge 160:5571c4ff569f 763 * @retval None
Anna Bridge 160:5571c4ff569f 764 */
Anna Bridge 160:5571c4ff569f 765 __STATIC_INLINE void LL_USART_ConfigClock(USART_TypeDef *USARTx, uint32_t Phase, uint32_t Polarity, uint32_t LBCPOutput)
Anna Bridge 160:5571c4ff569f 766 {
Anna Bridge 160:5571c4ff569f 767 MODIFY_REG(USARTx->CR2, USART_CR2_CPHA | USART_CR2_CPOL | USART_CR2_LBCL, Phase | Polarity | LBCPOutput);
Anna Bridge 160:5571c4ff569f 768 }
Anna Bridge 160:5571c4ff569f 769
Anna Bridge 160:5571c4ff569f 770 /**
Anna Bridge 160:5571c4ff569f 771 * @brief Enable Clock output on SCLK pin
Anna Bridge 160:5571c4ff569f 772 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 773 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 774 * @rmtoll CR2 CLKEN LL_USART_EnableSCLKOutput
Anna Bridge 160:5571c4ff569f 775 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 776 * @retval None
Anna Bridge 160:5571c4ff569f 777 */
Anna Bridge 160:5571c4ff569f 778 __STATIC_INLINE void LL_USART_EnableSCLKOutput(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 779 {
Anna Bridge 160:5571c4ff569f 780 SET_BIT(USARTx->CR2, USART_CR2_CLKEN);
Anna Bridge 160:5571c4ff569f 781 }
Anna Bridge 160:5571c4ff569f 782
Anna Bridge 160:5571c4ff569f 783 /**
Anna Bridge 160:5571c4ff569f 784 * @brief Disable Clock output on SCLK pin
Anna Bridge 160:5571c4ff569f 785 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 786 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 787 * @rmtoll CR2 CLKEN LL_USART_DisableSCLKOutput
Anna Bridge 160:5571c4ff569f 788 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 789 * @retval None
Anna Bridge 160:5571c4ff569f 790 */
Anna Bridge 160:5571c4ff569f 791 __STATIC_INLINE void LL_USART_DisableSCLKOutput(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 792 {
Anna Bridge 160:5571c4ff569f 793 CLEAR_BIT(USARTx->CR2, USART_CR2_CLKEN);
Anna Bridge 160:5571c4ff569f 794 }
Anna Bridge 160:5571c4ff569f 795
Anna Bridge 160:5571c4ff569f 796 /**
Anna Bridge 160:5571c4ff569f 797 * @brief Indicate if Clock output on SCLK pin is enabled
Anna Bridge 160:5571c4ff569f 798 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 799 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 800 * @rmtoll CR2 CLKEN LL_USART_IsEnabledSCLKOutput
Anna Bridge 160:5571c4ff569f 801 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 802 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 803 */
Anna Bridge 160:5571c4ff569f 804 __STATIC_INLINE uint32_t LL_USART_IsEnabledSCLKOutput(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 805 {
Anna Bridge 160:5571c4ff569f 806 return (READ_BIT(USARTx->CR2, USART_CR2_CLKEN) == (USART_CR2_CLKEN));
Anna Bridge 160:5571c4ff569f 807 }
Anna Bridge 160:5571c4ff569f 808
Anna Bridge 160:5571c4ff569f 809 /**
Anna Bridge 160:5571c4ff569f 810 * @brief Set the length of the stop bits
Anna Bridge 160:5571c4ff569f 811 * @rmtoll CR2 STOP LL_USART_SetStopBitsLength
Anna Bridge 160:5571c4ff569f 812 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 813 * @param StopBits This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 814 * @arg @ref LL_USART_STOPBITS_0_5
Anna Bridge 160:5571c4ff569f 815 * @arg @ref LL_USART_STOPBITS_1
Anna Bridge 160:5571c4ff569f 816 * @arg @ref LL_USART_STOPBITS_1_5
Anna Bridge 160:5571c4ff569f 817 * @arg @ref LL_USART_STOPBITS_2
Anna Bridge 160:5571c4ff569f 818 * @retval None
Anna Bridge 160:5571c4ff569f 819 */
Anna Bridge 160:5571c4ff569f 820 __STATIC_INLINE void LL_USART_SetStopBitsLength(USART_TypeDef *USARTx, uint32_t StopBits)
Anna Bridge 160:5571c4ff569f 821 {
Anna Bridge 160:5571c4ff569f 822 MODIFY_REG(USARTx->CR2, USART_CR2_STOP, StopBits);
Anna Bridge 160:5571c4ff569f 823 }
Anna Bridge 160:5571c4ff569f 824
Anna Bridge 160:5571c4ff569f 825 /**
Anna Bridge 160:5571c4ff569f 826 * @brief Retrieve the length of the stop bits
Anna Bridge 160:5571c4ff569f 827 * @rmtoll CR2 STOP LL_USART_GetStopBitsLength
Anna Bridge 160:5571c4ff569f 828 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 829 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 830 * @arg @ref LL_USART_STOPBITS_0_5
Anna Bridge 160:5571c4ff569f 831 * @arg @ref LL_USART_STOPBITS_1
Anna Bridge 160:5571c4ff569f 832 * @arg @ref LL_USART_STOPBITS_1_5
Anna Bridge 160:5571c4ff569f 833 * @arg @ref LL_USART_STOPBITS_2
Anna Bridge 160:5571c4ff569f 834 */
Anna Bridge 160:5571c4ff569f 835 __STATIC_INLINE uint32_t LL_USART_GetStopBitsLength(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 836 {
Anna Bridge 160:5571c4ff569f 837 return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_STOP));
Anna Bridge 160:5571c4ff569f 838 }
Anna Bridge 160:5571c4ff569f 839
Anna Bridge 160:5571c4ff569f 840 /**
Anna Bridge 160:5571c4ff569f 841 * @brief Configure Character frame format (Datawidth, Parity control, Stop Bits)
Anna Bridge 160:5571c4ff569f 842 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 843 * - Data Width configuration using @ref LL_USART_SetDataWidth() function
Anna Bridge 160:5571c4ff569f 844 * - Parity Control and mode configuration using @ref LL_USART_SetParity() function
Anna Bridge 160:5571c4ff569f 845 * - Stop bits configuration using @ref LL_USART_SetStopBitsLength() function
Anna Bridge 160:5571c4ff569f 846 * @rmtoll CR1 PS LL_USART_ConfigCharacter\n
Anna Bridge 160:5571c4ff569f 847 * CR1 PCE LL_USART_ConfigCharacter\n
Anna Bridge 160:5571c4ff569f 848 * CR1 M LL_USART_ConfigCharacter\n
Anna Bridge 160:5571c4ff569f 849 * CR2 STOP LL_USART_ConfigCharacter
Anna Bridge 160:5571c4ff569f 850 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 851 * @param DataWidth This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 852 * @arg @ref LL_USART_DATAWIDTH_8B
Anna Bridge 160:5571c4ff569f 853 * @arg @ref LL_USART_DATAWIDTH_9B
Anna Bridge 160:5571c4ff569f 854 * @param Parity This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 855 * @arg @ref LL_USART_PARITY_NONE
Anna Bridge 160:5571c4ff569f 856 * @arg @ref LL_USART_PARITY_EVEN
Anna Bridge 160:5571c4ff569f 857 * @arg @ref LL_USART_PARITY_ODD
Anna Bridge 160:5571c4ff569f 858 * @param StopBits This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 859 * @arg @ref LL_USART_STOPBITS_0_5
Anna Bridge 160:5571c4ff569f 860 * @arg @ref LL_USART_STOPBITS_1
Anna Bridge 160:5571c4ff569f 861 * @arg @ref LL_USART_STOPBITS_1_5
Anna Bridge 160:5571c4ff569f 862 * @arg @ref LL_USART_STOPBITS_2
Anna Bridge 160:5571c4ff569f 863 * @retval None
Anna Bridge 160:5571c4ff569f 864 */
Anna Bridge 160:5571c4ff569f 865 __STATIC_INLINE void LL_USART_ConfigCharacter(USART_TypeDef *USARTx, uint32_t DataWidth, uint32_t Parity,
Anna Bridge 160:5571c4ff569f 866 uint32_t StopBits)
Anna Bridge 160:5571c4ff569f 867 {
Anna Bridge 160:5571c4ff569f 868 MODIFY_REG(USARTx->CR1, USART_CR1_PS | USART_CR1_PCE | USART_CR1_M, Parity | DataWidth);
Anna Bridge 160:5571c4ff569f 869 MODIFY_REG(USARTx->CR2, USART_CR2_STOP, StopBits);
Anna Bridge 160:5571c4ff569f 870 }
Anna Bridge 160:5571c4ff569f 871
Anna Bridge 160:5571c4ff569f 872 /**
Anna Bridge 160:5571c4ff569f 873 * @brief Set Address of the USART node.
Anna Bridge 160:5571c4ff569f 874 * @note This is used in multiprocessor communication during Mute mode or Stop mode,
Anna Bridge 160:5571c4ff569f 875 * for wake up with address mark detection.
Anna Bridge 160:5571c4ff569f 876 * @rmtoll CR2 ADD LL_USART_SetNodeAddress
Anna Bridge 160:5571c4ff569f 877 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 878 * @param NodeAddress 4 bit Address of the USART node.
Anna Bridge 160:5571c4ff569f 879 * @retval None
Anna Bridge 160:5571c4ff569f 880 */
Anna Bridge 160:5571c4ff569f 881 __STATIC_INLINE void LL_USART_SetNodeAddress(USART_TypeDef *USARTx, uint32_t NodeAddress)
Anna Bridge 160:5571c4ff569f 882 {
Anna Bridge 160:5571c4ff569f 883 MODIFY_REG(USARTx->CR2, USART_CR2_ADD, (NodeAddress & USART_CR2_ADD));
Anna Bridge 160:5571c4ff569f 884 }
Anna Bridge 160:5571c4ff569f 885
Anna Bridge 160:5571c4ff569f 886 /**
Anna Bridge 160:5571c4ff569f 887 * @brief Return 4 bit Address of the USART node as set in ADD field of CR2.
Anna Bridge 160:5571c4ff569f 888 * @note only 4bits (b3-b0) of returned value are relevant (b31-b4 are not relevant)
Anna Bridge 160:5571c4ff569f 889 * @rmtoll CR2 ADD LL_USART_GetNodeAddress
Anna Bridge 160:5571c4ff569f 890 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 891 * @retval Address of the USART node (Value between Min_Data=0 and Max_Data=255)
Anna Bridge 160:5571c4ff569f 892 */
Anna Bridge 160:5571c4ff569f 893 __STATIC_INLINE uint32_t LL_USART_GetNodeAddress(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 894 {
Anna Bridge 160:5571c4ff569f 895 return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_ADD));
Anna Bridge 160:5571c4ff569f 896 }
Anna Bridge 160:5571c4ff569f 897
Anna Bridge 160:5571c4ff569f 898 /**
Anna Bridge 160:5571c4ff569f 899 * @brief Enable RTS HW Flow Control
Anna Bridge 160:5571c4ff569f 900 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 901 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 902 * @rmtoll CR3 RTSE LL_USART_EnableRTSHWFlowCtrl
Anna Bridge 160:5571c4ff569f 903 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 904 * @retval None
Anna Bridge 160:5571c4ff569f 905 */
Anna Bridge 160:5571c4ff569f 906 __STATIC_INLINE void LL_USART_EnableRTSHWFlowCtrl(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 907 {
Anna Bridge 160:5571c4ff569f 908 SET_BIT(USARTx->CR3, USART_CR3_RTSE);
Anna Bridge 160:5571c4ff569f 909 }
Anna Bridge 160:5571c4ff569f 910
Anna Bridge 160:5571c4ff569f 911 /**
Anna Bridge 160:5571c4ff569f 912 * @brief Disable RTS HW Flow Control
Anna Bridge 160:5571c4ff569f 913 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 914 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 915 * @rmtoll CR3 RTSE LL_USART_DisableRTSHWFlowCtrl
Anna Bridge 160:5571c4ff569f 916 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 917 * @retval None
Anna Bridge 160:5571c4ff569f 918 */
Anna Bridge 160:5571c4ff569f 919 __STATIC_INLINE void LL_USART_DisableRTSHWFlowCtrl(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 920 {
Anna Bridge 160:5571c4ff569f 921 CLEAR_BIT(USARTx->CR3, USART_CR3_RTSE);
Anna Bridge 160:5571c4ff569f 922 }
Anna Bridge 160:5571c4ff569f 923
Anna Bridge 160:5571c4ff569f 924 /**
Anna Bridge 160:5571c4ff569f 925 * @brief Enable CTS HW Flow Control
Anna Bridge 160:5571c4ff569f 926 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 927 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 928 * @rmtoll CR3 CTSE LL_USART_EnableCTSHWFlowCtrl
Anna Bridge 160:5571c4ff569f 929 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 930 * @retval None
Anna Bridge 160:5571c4ff569f 931 */
Anna Bridge 160:5571c4ff569f 932 __STATIC_INLINE void LL_USART_EnableCTSHWFlowCtrl(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 933 {
Anna Bridge 160:5571c4ff569f 934 SET_BIT(USARTx->CR3, USART_CR3_CTSE);
Anna Bridge 160:5571c4ff569f 935 }
Anna Bridge 160:5571c4ff569f 936
Anna Bridge 160:5571c4ff569f 937 /**
Anna Bridge 160:5571c4ff569f 938 * @brief Disable CTS HW Flow Control
Anna Bridge 160:5571c4ff569f 939 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 940 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 941 * @rmtoll CR3 CTSE LL_USART_DisableCTSHWFlowCtrl
Anna Bridge 160:5571c4ff569f 942 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 943 * @retval None
Anna Bridge 160:5571c4ff569f 944 */
Anna Bridge 160:5571c4ff569f 945 __STATIC_INLINE void LL_USART_DisableCTSHWFlowCtrl(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 946 {
Anna Bridge 160:5571c4ff569f 947 CLEAR_BIT(USARTx->CR3, USART_CR3_CTSE);
Anna Bridge 160:5571c4ff569f 948 }
Anna Bridge 160:5571c4ff569f 949
Anna Bridge 160:5571c4ff569f 950 /**
Anna Bridge 160:5571c4ff569f 951 * @brief Configure HW Flow Control mode (both CTS and RTS)
Anna Bridge 160:5571c4ff569f 952 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 953 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 954 * @rmtoll CR3 RTSE LL_USART_SetHWFlowCtrl\n
Anna Bridge 160:5571c4ff569f 955 * CR3 CTSE LL_USART_SetHWFlowCtrl
Anna Bridge 160:5571c4ff569f 956 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 957 * @param HardwareFlowControl This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 958 * @arg @ref LL_USART_HWCONTROL_NONE
Anna Bridge 160:5571c4ff569f 959 * @arg @ref LL_USART_HWCONTROL_RTS
Anna Bridge 160:5571c4ff569f 960 * @arg @ref LL_USART_HWCONTROL_CTS
Anna Bridge 160:5571c4ff569f 961 * @arg @ref LL_USART_HWCONTROL_RTS_CTS
Anna Bridge 160:5571c4ff569f 962 * @retval None
Anna Bridge 160:5571c4ff569f 963 */
Anna Bridge 160:5571c4ff569f 964 __STATIC_INLINE void LL_USART_SetHWFlowCtrl(USART_TypeDef *USARTx, uint32_t HardwareFlowControl)
Anna Bridge 160:5571c4ff569f 965 {
Anna Bridge 160:5571c4ff569f 966 MODIFY_REG(USARTx->CR3, USART_CR3_RTSE | USART_CR3_CTSE, HardwareFlowControl);
Anna Bridge 160:5571c4ff569f 967 }
Anna Bridge 160:5571c4ff569f 968
Anna Bridge 160:5571c4ff569f 969 /**
Anna Bridge 160:5571c4ff569f 970 * @brief Return HW Flow Control configuration (both CTS and RTS)
Anna Bridge 160:5571c4ff569f 971 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 972 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 973 * @rmtoll CR3 RTSE LL_USART_GetHWFlowCtrl\n
Anna Bridge 160:5571c4ff569f 974 * CR3 CTSE LL_USART_GetHWFlowCtrl
Anna Bridge 160:5571c4ff569f 975 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 976 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 977 * @arg @ref LL_USART_HWCONTROL_NONE
Anna Bridge 160:5571c4ff569f 978 * @arg @ref LL_USART_HWCONTROL_RTS
Anna Bridge 160:5571c4ff569f 979 * @arg @ref LL_USART_HWCONTROL_CTS
Anna Bridge 160:5571c4ff569f 980 * @arg @ref LL_USART_HWCONTROL_RTS_CTS
Anna Bridge 160:5571c4ff569f 981 */
Anna Bridge 160:5571c4ff569f 982 __STATIC_INLINE uint32_t LL_USART_GetHWFlowCtrl(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 983 {
Anna Bridge 160:5571c4ff569f 984 return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_RTSE | USART_CR3_CTSE));
Anna Bridge 160:5571c4ff569f 985 }
Anna Bridge 160:5571c4ff569f 986
Anna Bridge 160:5571c4ff569f 987 /**
Anna Bridge 160:5571c4ff569f 988 * @brief Enable One bit sampling method
Anna Bridge 160:5571c4ff569f 989 * @rmtoll CR3 ONEBIT LL_USART_EnableOneBitSamp
Anna Bridge 160:5571c4ff569f 990 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 991 * @retval None
Anna Bridge 160:5571c4ff569f 992 */
Anna Bridge 160:5571c4ff569f 993 __STATIC_INLINE void LL_USART_EnableOneBitSamp(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 994 {
Anna Bridge 160:5571c4ff569f 995 SET_BIT(USARTx->CR3, USART_CR3_ONEBIT);
Anna Bridge 160:5571c4ff569f 996 }
Anna Bridge 160:5571c4ff569f 997
Anna Bridge 160:5571c4ff569f 998 /**
Anna Bridge 160:5571c4ff569f 999 * @brief Disable One bit sampling method
Anna Bridge 160:5571c4ff569f 1000 * @rmtoll CR3 ONEBIT LL_USART_DisableOneBitSamp
Anna Bridge 160:5571c4ff569f 1001 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1002 * @retval None
Anna Bridge 160:5571c4ff569f 1003 */
Anna Bridge 160:5571c4ff569f 1004 __STATIC_INLINE void LL_USART_DisableOneBitSamp(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1005 {
Anna Bridge 160:5571c4ff569f 1006 CLEAR_BIT(USARTx->CR3, USART_CR3_ONEBIT);
Anna Bridge 160:5571c4ff569f 1007 }
Anna Bridge 160:5571c4ff569f 1008
Anna Bridge 160:5571c4ff569f 1009 /**
Anna Bridge 160:5571c4ff569f 1010 * @brief Indicate if One bit sampling method is enabled
Anna Bridge 160:5571c4ff569f 1011 * @rmtoll CR3 ONEBIT LL_USART_IsEnabledOneBitSamp
Anna Bridge 160:5571c4ff569f 1012 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1013 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1014 */
Anna Bridge 160:5571c4ff569f 1015 __STATIC_INLINE uint32_t LL_USART_IsEnabledOneBitSamp(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1016 {
Anna Bridge 160:5571c4ff569f 1017 return (READ_BIT(USARTx->CR3, USART_CR3_ONEBIT) == (USART_CR3_ONEBIT));
Anna Bridge 160:5571c4ff569f 1018 }
Anna Bridge 160:5571c4ff569f 1019
Anna Bridge 160:5571c4ff569f 1020 /**
Anna Bridge 160:5571c4ff569f 1021 * @brief Configure USART BRR register for achieving expected Baud Rate value.
Anna Bridge 160:5571c4ff569f 1022 * @note Compute and set USARTDIV value in BRR Register (full BRR content)
Anna Bridge 160:5571c4ff569f 1023 * according to used Peripheral Clock, Oversampling mode, and expected Baud Rate values
Anna Bridge 160:5571c4ff569f 1024 * @note Peripheral clock and Baud rate values provided as function parameters should be valid
Anna Bridge 160:5571c4ff569f 1025 * (Baud rate value != 0)
Anna Bridge 160:5571c4ff569f 1026 * @rmtoll BRR BRR LL_USART_SetBaudRate
Anna Bridge 160:5571c4ff569f 1027 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1028 * @param PeriphClk Peripheral Clock
Anna Bridge 160:5571c4ff569f 1029 * @param OverSampling This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 1030 * @arg @ref LL_USART_OVERSAMPLING_16
Anna Bridge 160:5571c4ff569f 1031 * @arg @ref LL_USART_OVERSAMPLING_8
Anna Bridge 160:5571c4ff569f 1032 * @param BaudRate Baud Rate
Anna Bridge 160:5571c4ff569f 1033 * @retval None
Anna Bridge 160:5571c4ff569f 1034 */
Anna Bridge 160:5571c4ff569f 1035 __STATIC_INLINE void LL_USART_SetBaudRate(USART_TypeDef *USARTx, uint32_t PeriphClk, uint32_t OverSampling,
Anna Bridge 160:5571c4ff569f 1036 uint32_t BaudRate)
Anna Bridge 160:5571c4ff569f 1037 {
Anna Bridge 160:5571c4ff569f 1038 if (OverSampling == LL_USART_OVERSAMPLING_8)
Anna Bridge 160:5571c4ff569f 1039 {
Anna Bridge 160:5571c4ff569f 1040 USARTx->BRR = (uint16_t)(__LL_USART_DIV_SAMPLING8(PeriphClk, BaudRate));
Anna Bridge 160:5571c4ff569f 1041 }
Anna Bridge 160:5571c4ff569f 1042 else
Anna Bridge 160:5571c4ff569f 1043 {
Anna Bridge 160:5571c4ff569f 1044 USARTx->BRR = (uint16_t)(__LL_USART_DIV_SAMPLING16(PeriphClk, BaudRate));
Anna Bridge 160:5571c4ff569f 1045 }
Anna Bridge 160:5571c4ff569f 1046 }
Anna Bridge 160:5571c4ff569f 1047
Anna Bridge 160:5571c4ff569f 1048 /**
Anna Bridge 160:5571c4ff569f 1049 * @brief Return current Baud Rate value, according to USARTDIV present in BRR register
Anna Bridge 160:5571c4ff569f 1050 * (full BRR content), and to used Peripheral Clock and Oversampling mode values
Anna Bridge 160:5571c4ff569f 1051 * @note In case of non-initialized or invalid value stored in BRR register, value 0 will be returned.
Anna Bridge 160:5571c4ff569f 1052 * @rmtoll BRR BRR LL_USART_GetBaudRate
Anna Bridge 160:5571c4ff569f 1053 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1054 * @param PeriphClk Peripheral Clock
Anna Bridge 160:5571c4ff569f 1055 * @param OverSampling This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 1056 * @arg @ref LL_USART_OVERSAMPLING_16
Anna Bridge 160:5571c4ff569f 1057 * @arg @ref LL_USART_OVERSAMPLING_8
Anna Bridge 160:5571c4ff569f 1058 * @retval Baud Rate
Anna Bridge 160:5571c4ff569f 1059 */
Anna Bridge 160:5571c4ff569f 1060 __STATIC_INLINE uint32_t LL_USART_GetBaudRate(USART_TypeDef *USARTx, uint32_t PeriphClk, uint32_t OverSampling)
Anna Bridge 160:5571c4ff569f 1061 {
Anna Bridge 160:5571c4ff569f 1062 register uint32_t usartdiv = 0x0U;
Anna Bridge 160:5571c4ff569f 1063 register uint32_t brrresult = 0x0U;
Anna Bridge 160:5571c4ff569f 1064
Anna Bridge 160:5571c4ff569f 1065 usartdiv = USARTx->BRR;
Anna Bridge 160:5571c4ff569f 1066
Anna Bridge 160:5571c4ff569f 1067 if (OverSampling == LL_USART_OVERSAMPLING_8)
Anna Bridge 160:5571c4ff569f 1068 {
Anna Bridge 160:5571c4ff569f 1069 if ((usartdiv & 0xFFF7U) != 0U)
Anna Bridge 160:5571c4ff569f 1070 {
Anna Bridge 160:5571c4ff569f 1071 usartdiv = (uint16_t)((usartdiv & 0xFFF0U) | ((usartdiv & 0x0007U) << 1U)) ;
Anna Bridge 160:5571c4ff569f 1072 brrresult = (PeriphClk * 2U) / usartdiv;
Anna Bridge 160:5571c4ff569f 1073 }
Anna Bridge 160:5571c4ff569f 1074 }
Anna Bridge 160:5571c4ff569f 1075 else
Anna Bridge 160:5571c4ff569f 1076 {
Anna Bridge 160:5571c4ff569f 1077 if ((usartdiv & 0xFFFFU) != 0U)
Anna Bridge 160:5571c4ff569f 1078 {
Anna Bridge 160:5571c4ff569f 1079 brrresult = PeriphClk / usartdiv;
Anna Bridge 160:5571c4ff569f 1080 }
Anna Bridge 160:5571c4ff569f 1081 }
Anna Bridge 160:5571c4ff569f 1082 return (brrresult);
Anna Bridge 160:5571c4ff569f 1083 }
Anna Bridge 160:5571c4ff569f 1084
Anna Bridge 160:5571c4ff569f 1085 /**
Anna Bridge 160:5571c4ff569f 1086 * @}
Anna Bridge 160:5571c4ff569f 1087 */
Anna Bridge 160:5571c4ff569f 1088
Anna Bridge 160:5571c4ff569f 1089 /** @defgroup USART_LL_EF_Configuration_IRDA Configuration functions related to Irda feature
Anna Bridge 160:5571c4ff569f 1090 * @{
Anna Bridge 160:5571c4ff569f 1091 */
Anna Bridge 160:5571c4ff569f 1092
Anna Bridge 160:5571c4ff569f 1093 /**
Anna Bridge 160:5571c4ff569f 1094 * @brief Enable IrDA mode
Anna Bridge 160:5571c4ff569f 1095 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1096 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1097 * @rmtoll CR3 IREN LL_USART_EnableIrda
Anna Bridge 160:5571c4ff569f 1098 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1099 * @retval None
Anna Bridge 160:5571c4ff569f 1100 */
Anna Bridge 160:5571c4ff569f 1101 __STATIC_INLINE void LL_USART_EnableIrda(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1102 {
Anna Bridge 160:5571c4ff569f 1103 SET_BIT(USARTx->CR3, USART_CR3_IREN);
Anna Bridge 160:5571c4ff569f 1104 }
Anna Bridge 160:5571c4ff569f 1105
Anna Bridge 160:5571c4ff569f 1106 /**
Anna Bridge 160:5571c4ff569f 1107 * @brief Disable IrDA mode
Anna Bridge 160:5571c4ff569f 1108 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1109 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1110 * @rmtoll CR3 IREN LL_USART_DisableIrda
Anna Bridge 160:5571c4ff569f 1111 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1112 * @retval None
Anna Bridge 160:5571c4ff569f 1113 */
Anna Bridge 160:5571c4ff569f 1114 __STATIC_INLINE void LL_USART_DisableIrda(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1115 {
Anna Bridge 160:5571c4ff569f 1116 CLEAR_BIT(USARTx->CR3, USART_CR3_IREN);
Anna Bridge 160:5571c4ff569f 1117 }
Anna Bridge 160:5571c4ff569f 1118
Anna Bridge 160:5571c4ff569f 1119 /**
Anna Bridge 160:5571c4ff569f 1120 * @brief Indicate if IrDA mode is enabled
Anna Bridge 160:5571c4ff569f 1121 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1122 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1123 * @rmtoll CR3 IREN LL_USART_IsEnabledIrda
Anna Bridge 160:5571c4ff569f 1124 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1125 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1126 */
Anna Bridge 160:5571c4ff569f 1127 __STATIC_INLINE uint32_t LL_USART_IsEnabledIrda(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1128 {
Anna Bridge 160:5571c4ff569f 1129 return (READ_BIT(USARTx->CR3, USART_CR3_IREN) == (USART_CR3_IREN));
Anna Bridge 160:5571c4ff569f 1130 }
Anna Bridge 160:5571c4ff569f 1131
Anna Bridge 160:5571c4ff569f 1132 /**
Anna Bridge 160:5571c4ff569f 1133 * @brief Configure IrDA Power Mode (Normal or Low Power)
Anna Bridge 160:5571c4ff569f 1134 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1135 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1136 * @rmtoll CR3 IRLP LL_USART_SetIrdaPowerMode
Anna Bridge 160:5571c4ff569f 1137 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1138 * @param PowerMode This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 1139 * @arg @ref LL_USART_IRDA_POWER_NORMAL
Anna Bridge 160:5571c4ff569f 1140 * @arg @ref LL_USART_IRDA_POWER_LOW
Anna Bridge 160:5571c4ff569f 1141 * @retval None
Anna Bridge 160:5571c4ff569f 1142 */
Anna Bridge 160:5571c4ff569f 1143 __STATIC_INLINE void LL_USART_SetIrdaPowerMode(USART_TypeDef *USARTx, uint32_t PowerMode)
Anna Bridge 160:5571c4ff569f 1144 {
Anna Bridge 160:5571c4ff569f 1145 MODIFY_REG(USARTx->CR3, USART_CR3_IRLP, PowerMode);
Anna Bridge 160:5571c4ff569f 1146 }
Anna Bridge 160:5571c4ff569f 1147
Anna Bridge 160:5571c4ff569f 1148 /**
Anna Bridge 160:5571c4ff569f 1149 * @brief Retrieve IrDA Power Mode configuration (Normal or Low Power)
Anna Bridge 160:5571c4ff569f 1150 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1151 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1152 * @rmtoll CR3 IRLP LL_USART_GetIrdaPowerMode
Anna Bridge 160:5571c4ff569f 1153 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1154 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 1155 * @arg @ref LL_USART_IRDA_POWER_NORMAL
Anna Bridge 160:5571c4ff569f 1156 * @arg @ref LL_USART_PHASE_2EDGE
Anna Bridge 160:5571c4ff569f 1157 */
Anna Bridge 160:5571c4ff569f 1158 __STATIC_INLINE uint32_t LL_USART_GetIrdaPowerMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1159 {
Anna Bridge 160:5571c4ff569f 1160 return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_IRLP));
Anna Bridge 160:5571c4ff569f 1161 }
Anna Bridge 160:5571c4ff569f 1162
Anna Bridge 160:5571c4ff569f 1163 /**
Anna Bridge 160:5571c4ff569f 1164 * @brief Set Irda prescaler value, used for dividing the USART clock source
Anna Bridge 160:5571c4ff569f 1165 * to achieve the Irda Low Power frequency (8 bits value)
Anna Bridge 160:5571c4ff569f 1166 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1167 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1168 * @rmtoll GTPR PSC LL_USART_SetIrdaPrescaler
Anna Bridge 160:5571c4ff569f 1169 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1170 * @param PrescalerValue Value between Min_Data=0x00 and Max_Data=0xFF
Anna Bridge 160:5571c4ff569f 1171 * @retval None
Anna Bridge 160:5571c4ff569f 1172 */
Anna Bridge 160:5571c4ff569f 1173 __STATIC_INLINE void LL_USART_SetIrdaPrescaler(USART_TypeDef *USARTx, uint32_t PrescalerValue)
Anna Bridge 160:5571c4ff569f 1174 {
Anna Bridge 160:5571c4ff569f 1175 MODIFY_REG(USARTx->GTPR, USART_GTPR_PSC, PrescalerValue);
Anna Bridge 160:5571c4ff569f 1176 }
Anna Bridge 160:5571c4ff569f 1177
Anna Bridge 160:5571c4ff569f 1178 /**
Anna Bridge 160:5571c4ff569f 1179 * @brief Return Irda prescaler value, used for dividing the USART clock source
Anna Bridge 160:5571c4ff569f 1180 * to achieve the Irda Low Power frequency (8 bits value)
Anna Bridge 160:5571c4ff569f 1181 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1182 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1183 * @rmtoll GTPR PSC LL_USART_GetIrdaPrescaler
Anna Bridge 160:5571c4ff569f 1184 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1185 * @retval Irda prescaler value (Value between Min_Data=0x00 and Max_Data=0xFF)
Anna Bridge 160:5571c4ff569f 1186 */
Anna Bridge 160:5571c4ff569f 1187 __STATIC_INLINE uint32_t LL_USART_GetIrdaPrescaler(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1188 {
Anna Bridge 160:5571c4ff569f 1189 return (uint32_t)(READ_BIT(USARTx->GTPR, USART_GTPR_PSC));
Anna Bridge 160:5571c4ff569f 1190 }
Anna Bridge 160:5571c4ff569f 1191
Anna Bridge 160:5571c4ff569f 1192 /**
Anna Bridge 160:5571c4ff569f 1193 * @}
Anna Bridge 160:5571c4ff569f 1194 */
Anna Bridge 160:5571c4ff569f 1195
Anna Bridge 160:5571c4ff569f 1196 /** @defgroup USART_LL_EF_Configuration_Smartcard Configuration functions related to Smartcard feature
Anna Bridge 160:5571c4ff569f 1197 * @{
Anna Bridge 160:5571c4ff569f 1198 */
Anna Bridge 160:5571c4ff569f 1199
Anna Bridge 160:5571c4ff569f 1200 /**
Anna Bridge 160:5571c4ff569f 1201 * @brief Enable Smartcard NACK transmission
Anna Bridge 160:5571c4ff569f 1202 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1203 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1204 * @rmtoll CR3 NACK LL_USART_EnableSmartcardNACK
Anna Bridge 160:5571c4ff569f 1205 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1206 * @retval None
Anna Bridge 160:5571c4ff569f 1207 */
Anna Bridge 160:5571c4ff569f 1208 __STATIC_INLINE void LL_USART_EnableSmartcardNACK(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1209 {
Anna Bridge 160:5571c4ff569f 1210 SET_BIT(USARTx->CR3, USART_CR3_NACK);
Anna Bridge 160:5571c4ff569f 1211 }
Anna Bridge 160:5571c4ff569f 1212
Anna Bridge 160:5571c4ff569f 1213 /**
Anna Bridge 160:5571c4ff569f 1214 * @brief Disable Smartcard NACK transmission
Anna Bridge 160:5571c4ff569f 1215 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1216 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1217 * @rmtoll CR3 NACK LL_USART_DisableSmartcardNACK
Anna Bridge 160:5571c4ff569f 1218 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1219 * @retval None
Anna Bridge 160:5571c4ff569f 1220 */
Anna Bridge 160:5571c4ff569f 1221 __STATIC_INLINE void LL_USART_DisableSmartcardNACK(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1222 {
Anna Bridge 160:5571c4ff569f 1223 CLEAR_BIT(USARTx->CR3, USART_CR3_NACK);
Anna Bridge 160:5571c4ff569f 1224 }
Anna Bridge 160:5571c4ff569f 1225
Anna Bridge 160:5571c4ff569f 1226 /**
Anna Bridge 160:5571c4ff569f 1227 * @brief Indicate if Smartcard NACK transmission is enabled
Anna Bridge 160:5571c4ff569f 1228 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1229 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1230 * @rmtoll CR3 NACK LL_USART_IsEnabledSmartcardNACK
Anna Bridge 160:5571c4ff569f 1231 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1232 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1233 */
Anna Bridge 160:5571c4ff569f 1234 __STATIC_INLINE uint32_t LL_USART_IsEnabledSmartcardNACK(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1235 {
Anna Bridge 160:5571c4ff569f 1236 return (READ_BIT(USARTx->CR3, USART_CR3_NACK) == (USART_CR3_NACK));
Anna Bridge 160:5571c4ff569f 1237 }
Anna Bridge 160:5571c4ff569f 1238
Anna Bridge 160:5571c4ff569f 1239 /**
Anna Bridge 160:5571c4ff569f 1240 * @brief Enable Smartcard mode
Anna Bridge 160:5571c4ff569f 1241 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1242 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1243 * @rmtoll CR3 SCEN LL_USART_EnableSmartcard
Anna Bridge 160:5571c4ff569f 1244 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1245 * @retval None
Anna Bridge 160:5571c4ff569f 1246 */
Anna Bridge 160:5571c4ff569f 1247 __STATIC_INLINE void LL_USART_EnableSmartcard(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1248 {
Anna Bridge 160:5571c4ff569f 1249 SET_BIT(USARTx->CR3, USART_CR3_SCEN);
Anna Bridge 160:5571c4ff569f 1250 }
Anna Bridge 160:5571c4ff569f 1251
Anna Bridge 160:5571c4ff569f 1252 /**
Anna Bridge 160:5571c4ff569f 1253 * @brief Disable Smartcard mode
Anna Bridge 160:5571c4ff569f 1254 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1255 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1256 * @rmtoll CR3 SCEN LL_USART_DisableSmartcard
Anna Bridge 160:5571c4ff569f 1257 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1258 * @retval None
Anna Bridge 160:5571c4ff569f 1259 */
Anna Bridge 160:5571c4ff569f 1260 __STATIC_INLINE void LL_USART_DisableSmartcard(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1261 {
Anna Bridge 160:5571c4ff569f 1262 CLEAR_BIT(USARTx->CR3, USART_CR3_SCEN);
Anna Bridge 160:5571c4ff569f 1263 }
Anna Bridge 160:5571c4ff569f 1264
Anna Bridge 160:5571c4ff569f 1265 /**
Anna Bridge 160:5571c4ff569f 1266 * @brief Indicate if Smartcard mode is enabled
Anna Bridge 160:5571c4ff569f 1267 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1268 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1269 * @rmtoll CR3 SCEN LL_USART_IsEnabledSmartcard
Anna Bridge 160:5571c4ff569f 1270 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1271 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1272 */
Anna Bridge 160:5571c4ff569f 1273 __STATIC_INLINE uint32_t LL_USART_IsEnabledSmartcard(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1274 {
Anna Bridge 160:5571c4ff569f 1275 return (READ_BIT(USARTx->CR3, USART_CR3_SCEN) == (USART_CR3_SCEN));
Anna Bridge 160:5571c4ff569f 1276 }
Anna Bridge 160:5571c4ff569f 1277
Anna Bridge 160:5571c4ff569f 1278 /**
Anna Bridge 160:5571c4ff569f 1279 * @brief Set Smartcard prescaler value, used for dividing the USART clock
Anna Bridge 160:5571c4ff569f 1280 * source to provide the SMARTCARD Clock (5 bits value)
Anna Bridge 160:5571c4ff569f 1281 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1282 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1283 * @rmtoll GTPR PSC LL_USART_SetSmartcardPrescaler
Anna Bridge 160:5571c4ff569f 1284 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1285 * @param PrescalerValue Value between Min_Data=0 and Max_Data=31
Anna Bridge 160:5571c4ff569f 1286 * @retval None
Anna Bridge 160:5571c4ff569f 1287 */
Anna Bridge 160:5571c4ff569f 1288 __STATIC_INLINE void LL_USART_SetSmartcardPrescaler(USART_TypeDef *USARTx, uint32_t PrescalerValue)
Anna Bridge 160:5571c4ff569f 1289 {
Anna Bridge 160:5571c4ff569f 1290 MODIFY_REG(USARTx->GTPR, USART_GTPR_PSC, PrescalerValue);
Anna Bridge 160:5571c4ff569f 1291 }
Anna Bridge 160:5571c4ff569f 1292
Anna Bridge 160:5571c4ff569f 1293 /**
Anna Bridge 160:5571c4ff569f 1294 * @brief Return Smartcard prescaler value, used for dividing the USART clock
Anna Bridge 160:5571c4ff569f 1295 * source to provide the SMARTCARD Clock (5 bits value)
Anna Bridge 160:5571c4ff569f 1296 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1297 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1298 * @rmtoll GTPR PSC LL_USART_GetSmartcardPrescaler
Anna Bridge 160:5571c4ff569f 1299 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1300 * @retval Smartcard prescaler value (Value between Min_Data=0 and Max_Data=31)
Anna Bridge 160:5571c4ff569f 1301 */
Anna Bridge 160:5571c4ff569f 1302 __STATIC_INLINE uint32_t LL_USART_GetSmartcardPrescaler(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1303 {
Anna Bridge 160:5571c4ff569f 1304 return (uint32_t)(READ_BIT(USARTx->GTPR, USART_GTPR_PSC));
Anna Bridge 160:5571c4ff569f 1305 }
Anna Bridge 160:5571c4ff569f 1306
Anna Bridge 160:5571c4ff569f 1307 /**
Anna Bridge 160:5571c4ff569f 1308 * @brief Set Smartcard Guard time value, expressed in nb of baud clocks periods
Anna Bridge 160:5571c4ff569f 1309 * (GT[7:0] bits : Guard time value)
Anna Bridge 160:5571c4ff569f 1310 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1311 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1312 * @rmtoll GTPR GT LL_USART_SetSmartcardGuardTime
Anna Bridge 160:5571c4ff569f 1313 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1314 * @param GuardTime Value between Min_Data=0x00 and Max_Data=0xFF
Anna Bridge 160:5571c4ff569f 1315 * @retval None
Anna Bridge 160:5571c4ff569f 1316 */
Anna Bridge 160:5571c4ff569f 1317 __STATIC_INLINE void LL_USART_SetSmartcardGuardTime(USART_TypeDef *USARTx, uint32_t GuardTime)
Anna Bridge 160:5571c4ff569f 1318 {
Anna Bridge 160:5571c4ff569f 1319 MODIFY_REG(USARTx->GTPR, USART_GTPR_GT, GuardTime << USART_POSITION_GTPR_GT);
Anna Bridge 160:5571c4ff569f 1320 }
Anna Bridge 160:5571c4ff569f 1321
Anna Bridge 160:5571c4ff569f 1322 /**
Anna Bridge 160:5571c4ff569f 1323 * @brief Return Smartcard Guard time value, expressed in nb of baud clocks periods
Anna Bridge 160:5571c4ff569f 1324 * (GT[7:0] bits : Guard time value)
Anna Bridge 160:5571c4ff569f 1325 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1326 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1327 * @rmtoll GTPR GT LL_USART_GetSmartcardGuardTime
Anna Bridge 160:5571c4ff569f 1328 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1329 * @retval Smartcard Guard time value (Value between Min_Data=0x00 and Max_Data=0xFF)
Anna Bridge 160:5571c4ff569f 1330 */
Anna Bridge 160:5571c4ff569f 1331 __STATIC_INLINE uint32_t LL_USART_GetSmartcardGuardTime(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1332 {
Anna Bridge 160:5571c4ff569f 1333 return (uint32_t)(READ_BIT(USARTx->GTPR, USART_GTPR_GT) >> USART_POSITION_GTPR_GT);
Anna Bridge 160:5571c4ff569f 1334 }
Anna Bridge 160:5571c4ff569f 1335
Anna Bridge 160:5571c4ff569f 1336 /**
Anna Bridge 160:5571c4ff569f 1337 * @}
Anna Bridge 160:5571c4ff569f 1338 */
Anna Bridge 160:5571c4ff569f 1339
Anna Bridge 160:5571c4ff569f 1340 /** @defgroup USART_LL_EF_Configuration_HalfDuplex Configuration functions related to Half Duplex feature
Anna Bridge 160:5571c4ff569f 1341 * @{
Anna Bridge 160:5571c4ff569f 1342 */
Anna Bridge 160:5571c4ff569f 1343
Anna Bridge 160:5571c4ff569f 1344 /**
Anna Bridge 160:5571c4ff569f 1345 * @brief Enable Single Wire Half-Duplex mode
Anna Bridge 160:5571c4ff569f 1346 * @note Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1347 * Half-Duplex mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1348 * @rmtoll CR3 HDSEL LL_USART_EnableHalfDuplex
Anna Bridge 160:5571c4ff569f 1349 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1350 * @retval None
Anna Bridge 160:5571c4ff569f 1351 */
Anna Bridge 160:5571c4ff569f 1352 __STATIC_INLINE void LL_USART_EnableHalfDuplex(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1353 {
Anna Bridge 160:5571c4ff569f 1354 SET_BIT(USARTx->CR3, USART_CR3_HDSEL);
Anna Bridge 160:5571c4ff569f 1355 }
Anna Bridge 160:5571c4ff569f 1356
Anna Bridge 160:5571c4ff569f 1357 /**
Anna Bridge 160:5571c4ff569f 1358 * @brief Disable Single Wire Half-Duplex mode
Anna Bridge 160:5571c4ff569f 1359 * @note Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1360 * Half-Duplex mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1361 * @rmtoll CR3 HDSEL LL_USART_DisableHalfDuplex
Anna Bridge 160:5571c4ff569f 1362 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1363 * @retval None
Anna Bridge 160:5571c4ff569f 1364 */
Anna Bridge 160:5571c4ff569f 1365 __STATIC_INLINE void LL_USART_DisableHalfDuplex(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1366 {
Anna Bridge 160:5571c4ff569f 1367 CLEAR_BIT(USARTx->CR3, USART_CR3_HDSEL);
Anna Bridge 160:5571c4ff569f 1368 }
Anna Bridge 160:5571c4ff569f 1369
Anna Bridge 160:5571c4ff569f 1370 /**
Anna Bridge 160:5571c4ff569f 1371 * @brief Indicate if Single Wire Half-Duplex mode is enabled
Anna Bridge 160:5571c4ff569f 1372 * @note Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1373 * Half-Duplex mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1374 * @rmtoll CR3 HDSEL LL_USART_IsEnabledHalfDuplex
Anna Bridge 160:5571c4ff569f 1375 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1376 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1377 */
Anna Bridge 160:5571c4ff569f 1378 __STATIC_INLINE uint32_t LL_USART_IsEnabledHalfDuplex(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1379 {
Anna Bridge 160:5571c4ff569f 1380 return (READ_BIT(USARTx->CR3, USART_CR3_HDSEL) == (USART_CR3_HDSEL));
Anna Bridge 160:5571c4ff569f 1381 }
Anna Bridge 160:5571c4ff569f 1382
Anna Bridge 160:5571c4ff569f 1383 /**
Anna Bridge 160:5571c4ff569f 1384 * @}
Anna Bridge 160:5571c4ff569f 1385 */
Anna Bridge 160:5571c4ff569f 1386
Anna Bridge 160:5571c4ff569f 1387 /** @defgroup USART_LL_EF_Configuration_LIN Configuration functions related to LIN feature
Anna Bridge 160:5571c4ff569f 1388 * @{
Anna Bridge 160:5571c4ff569f 1389 */
Anna Bridge 160:5571c4ff569f 1390
Anna Bridge 160:5571c4ff569f 1391 /**
Anna Bridge 160:5571c4ff569f 1392 * @brief Set LIN Break Detection Length
Anna Bridge 160:5571c4ff569f 1393 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1394 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1395 * @rmtoll CR2 LBDL LL_USART_SetLINBrkDetectionLen
Anna Bridge 160:5571c4ff569f 1396 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1397 * @param LINBDLength This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 1398 * @arg @ref LL_USART_LINBREAK_DETECT_10B
Anna Bridge 160:5571c4ff569f 1399 * @arg @ref LL_USART_LINBREAK_DETECT_11B
Anna Bridge 160:5571c4ff569f 1400 * @retval None
Anna Bridge 160:5571c4ff569f 1401 */
Anna Bridge 160:5571c4ff569f 1402 __STATIC_INLINE void LL_USART_SetLINBrkDetectionLen(USART_TypeDef *USARTx, uint32_t LINBDLength)
Anna Bridge 160:5571c4ff569f 1403 {
Anna Bridge 160:5571c4ff569f 1404 MODIFY_REG(USARTx->CR2, USART_CR2_LBDL, LINBDLength);
Anna Bridge 160:5571c4ff569f 1405 }
Anna Bridge 160:5571c4ff569f 1406
Anna Bridge 160:5571c4ff569f 1407 /**
Anna Bridge 160:5571c4ff569f 1408 * @brief Return LIN Break Detection Length
Anna Bridge 160:5571c4ff569f 1409 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1410 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1411 * @rmtoll CR2 LBDL LL_USART_GetLINBrkDetectionLen
Anna Bridge 160:5571c4ff569f 1412 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1413 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 1414 * @arg @ref LL_USART_LINBREAK_DETECT_10B
Anna Bridge 160:5571c4ff569f 1415 * @arg @ref LL_USART_LINBREAK_DETECT_11B
Anna Bridge 160:5571c4ff569f 1416 */
Anna Bridge 160:5571c4ff569f 1417 __STATIC_INLINE uint32_t LL_USART_GetLINBrkDetectionLen(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1418 {
Anna Bridge 160:5571c4ff569f 1419 return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_LBDL));
Anna Bridge 160:5571c4ff569f 1420 }
Anna Bridge 160:5571c4ff569f 1421
Anna Bridge 160:5571c4ff569f 1422 /**
Anna Bridge 160:5571c4ff569f 1423 * @brief Enable LIN mode
Anna Bridge 160:5571c4ff569f 1424 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1425 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1426 * @rmtoll CR2 LINEN LL_USART_EnableLIN
Anna Bridge 160:5571c4ff569f 1427 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1428 * @retval None
Anna Bridge 160:5571c4ff569f 1429 */
Anna Bridge 160:5571c4ff569f 1430 __STATIC_INLINE void LL_USART_EnableLIN(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1431 {
Anna Bridge 160:5571c4ff569f 1432 SET_BIT(USARTx->CR2, USART_CR2_LINEN);
Anna Bridge 160:5571c4ff569f 1433 }
Anna Bridge 160:5571c4ff569f 1434
Anna Bridge 160:5571c4ff569f 1435 /**
Anna Bridge 160:5571c4ff569f 1436 * @brief Disable LIN mode
Anna Bridge 160:5571c4ff569f 1437 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1438 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1439 * @rmtoll CR2 LINEN LL_USART_DisableLIN
Anna Bridge 160:5571c4ff569f 1440 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1441 * @retval None
Anna Bridge 160:5571c4ff569f 1442 */
Anna Bridge 160:5571c4ff569f 1443 __STATIC_INLINE void LL_USART_DisableLIN(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1444 {
Anna Bridge 160:5571c4ff569f 1445 CLEAR_BIT(USARTx->CR2, USART_CR2_LINEN);
Anna Bridge 160:5571c4ff569f 1446 }
Anna Bridge 160:5571c4ff569f 1447
Anna Bridge 160:5571c4ff569f 1448 /**
Anna Bridge 160:5571c4ff569f 1449 * @brief Indicate if LIN mode is enabled
Anna Bridge 160:5571c4ff569f 1450 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1451 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1452 * @rmtoll CR2 LINEN LL_USART_IsEnabledLIN
Anna Bridge 160:5571c4ff569f 1453 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1454 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1455 */
Anna Bridge 160:5571c4ff569f 1456 __STATIC_INLINE uint32_t LL_USART_IsEnabledLIN(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1457 {
Anna Bridge 160:5571c4ff569f 1458 return (READ_BIT(USARTx->CR2, USART_CR2_LINEN) == (USART_CR2_LINEN));
Anna Bridge 160:5571c4ff569f 1459 }
Anna Bridge 160:5571c4ff569f 1460
Anna Bridge 160:5571c4ff569f 1461 /**
Anna Bridge 160:5571c4ff569f 1462 * @}
Anna Bridge 160:5571c4ff569f 1463 */
Anna Bridge 160:5571c4ff569f 1464
Anna Bridge 160:5571c4ff569f 1465 /** @defgroup USART_LL_EF_AdvancedConfiguration Advanced Configurations services
Anna Bridge 160:5571c4ff569f 1466 * @{
Anna Bridge 160:5571c4ff569f 1467 */
Anna Bridge 160:5571c4ff569f 1468
Anna Bridge 160:5571c4ff569f 1469 /**
Anna Bridge 160:5571c4ff569f 1470 * @brief Perform basic configuration of USART for enabling use in Asynchronous Mode (UART)
Anna Bridge 160:5571c4ff569f 1471 * @note In UART mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1472 * - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1473 * - CLKEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1474 * - SCEN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1475 * - IREN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1476 * - HDSEL bit in the USART_CR3 register.
Anna Bridge 160:5571c4ff569f 1477 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1478 * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
Anna Bridge 160:5571c4ff569f 1479 * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1480 * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
Anna Bridge 160:5571c4ff569f 1481 * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
Anna Bridge 160:5571c4ff569f 1482 * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1483 * @note Other remaining configurations items related to Asynchronous Mode
Anna Bridge 160:5571c4ff569f 1484 * (as Baud Rate, Word length, Parity, ...) should be set using
Anna Bridge 160:5571c4ff569f 1485 * dedicated functions
Anna Bridge 160:5571c4ff569f 1486 * @rmtoll CR2 LINEN LL_USART_ConfigAsyncMode\n
Anna Bridge 160:5571c4ff569f 1487 * CR2 CLKEN LL_USART_ConfigAsyncMode\n
Anna Bridge 160:5571c4ff569f 1488 * CR3 SCEN LL_USART_ConfigAsyncMode\n
Anna Bridge 160:5571c4ff569f 1489 * CR3 IREN LL_USART_ConfigAsyncMode\n
Anna Bridge 160:5571c4ff569f 1490 * CR3 HDSEL LL_USART_ConfigAsyncMode
Anna Bridge 160:5571c4ff569f 1491 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1492 * @retval None
Anna Bridge 160:5571c4ff569f 1493 */
Anna Bridge 160:5571c4ff569f 1494 __STATIC_INLINE void LL_USART_ConfigAsyncMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1495 {
Anna Bridge 160:5571c4ff569f 1496 /* In Asynchronous mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1497 - LINEN, CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1498 - SCEN, IREN and HDSEL bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1499 CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN));
Anna Bridge 160:5571c4ff569f 1500 CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_IREN | USART_CR3_HDSEL));
Anna Bridge 160:5571c4ff569f 1501 }
Anna Bridge 160:5571c4ff569f 1502
Anna Bridge 160:5571c4ff569f 1503 /**
Anna Bridge 160:5571c4ff569f 1504 * @brief Perform basic configuration of USART for enabling use in Synchronous Mode
Anna Bridge 160:5571c4ff569f 1505 * @note In Synchronous mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1506 * - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1507 * - SCEN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1508 * - IREN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1509 * - HDSEL bit in the USART_CR3 register.
Anna Bridge 160:5571c4ff569f 1510 * This function also sets the USART in Synchronous mode.
Anna Bridge 160:5571c4ff569f 1511 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1512 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1513 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1514 * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
Anna Bridge 160:5571c4ff569f 1515 * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
Anna Bridge 160:5571c4ff569f 1516 * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
Anna Bridge 160:5571c4ff569f 1517 * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1518 * - Set CLKEN in CR2 using @ref LL_USART_EnableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1519 * @note Other remaining configurations items related to Synchronous Mode
Anna Bridge 160:5571c4ff569f 1520 * (as Baud Rate, Word length, Parity, Clock Polarity, ...) should be set using
Anna Bridge 160:5571c4ff569f 1521 * dedicated functions
Anna Bridge 160:5571c4ff569f 1522 * @rmtoll CR2 LINEN LL_USART_ConfigSyncMode\n
Anna Bridge 160:5571c4ff569f 1523 * CR2 CLKEN LL_USART_ConfigSyncMode\n
Anna Bridge 160:5571c4ff569f 1524 * CR3 SCEN LL_USART_ConfigSyncMode\n
Anna Bridge 160:5571c4ff569f 1525 * CR3 IREN LL_USART_ConfigSyncMode\n
Anna Bridge 160:5571c4ff569f 1526 * CR3 HDSEL LL_USART_ConfigSyncMode
Anna Bridge 160:5571c4ff569f 1527 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1528 * @retval None
Anna Bridge 160:5571c4ff569f 1529 */
Anna Bridge 160:5571c4ff569f 1530 __STATIC_INLINE void LL_USART_ConfigSyncMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1531 {
Anna Bridge 160:5571c4ff569f 1532 /* In Synchronous mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1533 - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1534 - SCEN, IREN and HDSEL bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1535 CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN));
Anna Bridge 160:5571c4ff569f 1536 CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_IREN | USART_CR3_HDSEL));
Anna Bridge 160:5571c4ff569f 1537 /* set the UART/USART in Synchronous mode */
Anna Bridge 160:5571c4ff569f 1538 SET_BIT(USARTx->CR2, USART_CR2_CLKEN);
Anna Bridge 160:5571c4ff569f 1539 }
Anna Bridge 160:5571c4ff569f 1540
Anna Bridge 160:5571c4ff569f 1541 /**
Anna Bridge 160:5571c4ff569f 1542 * @brief Perform basic configuration of USART for enabling use in LIN Mode
Anna Bridge 160:5571c4ff569f 1543 * @note In LIN mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1544 * - STOP and CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1545 * - SCEN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1546 * - IREN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1547 * - HDSEL bit in the USART_CR3 register.
Anna Bridge 160:5571c4ff569f 1548 * This function also set the UART/USART in LIN mode.
Anna Bridge 160:5571c4ff569f 1549 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1550 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1551 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1552 * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1553 * - Clear STOP in CR2 using @ref LL_USART_SetStopBitsLength() function
Anna Bridge 160:5571c4ff569f 1554 * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
Anna Bridge 160:5571c4ff569f 1555 * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
Anna Bridge 160:5571c4ff569f 1556 * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1557 * - Set LINEN in CR2 using @ref LL_USART_EnableLIN() function
Anna Bridge 160:5571c4ff569f 1558 * @note Other remaining configurations items related to LIN Mode
Anna Bridge 160:5571c4ff569f 1559 * (as Baud Rate, Word length, LIN Break Detection Length, ...) should be set using
Anna Bridge 160:5571c4ff569f 1560 * dedicated functions
Anna Bridge 160:5571c4ff569f 1561 * @rmtoll CR2 CLKEN LL_USART_ConfigLINMode\n
Anna Bridge 160:5571c4ff569f 1562 * CR2 STOP LL_USART_ConfigLINMode\n
Anna Bridge 160:5571c4ff569f 1563 * CR2 LINEN LL_USART_ConfigLINMode\n
Anna Bridge 160:5571c4ff569f 1564 * CR3 IREN LL_USART_ConfigLINMode\n
Anna Bridge 160:5571c4ff569f 1565 * CR3 SCEN LL_USART_ConfigLINMode\n
Anna Bridge 160:5571c4ff569f 1566 * CR3 HDSEL LL_USART_ConfigLINMode
Anna Bridge 160:5571c4ff569f 1567 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1568 * @retval None
Anna Bridge 160:5571c4ff569f 1569 */
Anna Bridge 160:5571c4ff569f 1570 __STATIC_INLINE void LL_USART_ConfigLINMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1571 {
Anna Bridge 160:5571c4ff569f 1572 /* In LIN mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1573 - STOP and CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1574 - IREN, SCEN and HDSEL bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1575 CLEAR_BIT(USARTx->CR2, (USART_CR2_CLKEN | USART_CR2_STOP));
Anna Bridge 160:5571c4ff569f 1576 CLEAR_BIT(USARTx->CR3, (USART_CR3_IREN | USART_CR3_SCEN | USART_CR3_HDSEL));
Anna Bridge 160:5571c4ff569f 1577 /* Set the UART/USART in LIN mode */
Anna Bridge 160:5571c4ff569f 1578 SET_BIT(USARTx->CR2, USART_CR2_LINEN);
Anna Bridge 160:5571c4ff569f 1579 }
Anna Bridge 160:5571c4ff569f 1580
Anna Bridge 160:5571c4ff569f 1581 /**
Anna Bridge 160:5571c4ff569f 1582 * @brief Perform basic configuration of USART for enabling use in Half Duplex Mode
Anna Bridge 160:5571c4ff569f 1583 * @note In Half Duplex mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1584 * - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1585 * - CLKEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1586 * - SCEN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1587 * - IREN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1588 * This function also sets the UART/USART in Half Duplex mode.
Anna Bridge 160:5571c4ff569f 1589 * @note Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1590 * Half-Duplex mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1591 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1592 * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
Anna Bridge 160:5571c4ff569f 1593 * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1594 * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
Anna Bridge 160:5571c4ff569f 1595 * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
Anna Bridge 160:5571c4ff569f 1596 * - Set HDSEL in CR3 using @ref LL_USART_EnableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1597 * @note Other remaining configurations items related to Half Duplex Mode
Anna Bridge 160:5571c4ff569f 1598 * (as Baud Rate, Word length, Parity, ...) should be set using
Anna Bridge 160:5571c4ff569f 1599 * dedicated functions
Anna Bridge 160:5571c4ff569f 1600 * @rmtoll CR2 LINEN LL_USART_ConfigHalfDuplexMode\n
Anna Bridge 160:5571c4ff569f 1601 * CR2 CLKEN LL_USART_ConfigHalfDuplexMode\n
Anna Bridge 160:5571c4ff569f 1602 * CR3 HDSEL LL_USART_ConfigHalfDuplexMode\n
Anna Bridge 160:5571c4ff569f 1603 * CR3 SCEN LL_USART_ConfigHalfDuplexMode\n
Anna Bridge 160:5571c4ff569f 1604 * CR3 IREN LL_USART_ConfigHalfDuplexMode
Anna Bridge 160:5571c4ff569f 1605 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1606 * @retval None
Anna Bridge 160:5571c4ff569f 1607 */
Anna Bridge 160:5571c4ff569f 1608 __STATIC_INLINE void LL_USART_ConfigHalfDuplexMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1609 {
Anna Bridge 160:5571c4ff569f 1610 /* In Half Duplex mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1611 - LINEN and CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1612 - SCEN and IREN bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1613 CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN));
Anna Bridge 160:5571c4ff569f 1614 CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_IREN));
Anna Bridge 160:5571c4ff569f 1615 /* set the UART/USART in Half Duplex mode */
Anna Bridge 160:5571c4ff569f 1616 SET_BIT(USARTx->CR3, USART_CR3_HDSEL);
Anna Bridge 160:5571c4ff569f 1617 }
Anna Bridge 160:5571c4ff569f 1618
Anna Bridge 160:5571c4ff569f 1619 /**
Anna Bridge 160:5571c4ff569f 1620 * @brief Perform basic configuration of USART for enabling use in Smartcard Mode
Anna Bridge 160:5571c4ff569f 1621 * @note In Smartcard mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1622 * - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1623 * - IREN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1624 * - HDSEL bit in the USART_CR3 register.
Anna Bridge 160:5571c4ff569f 1625 * This function also configures Stop bits to 1.5 bits and
Anna Bridge 160:5571c4ff569f 1626 * sets the USART in Smartcard mode (SCEN bit).
Anna Bridge 160:5571c4ff569f 1627 * Clock Output is also enabled (CLKEN).
Anna Bridge 160:5571c4ff569f 1628 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1629 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1630 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1631 * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
Anna Bridge 160:5571c4ff569f 1632 * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
Anna Bridge 160:5571c4ff569f 1633 * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1634 * - Configure STOP in CR2 using @ref LL_USART_SetStopBitsLength() function
Anna Bridge 160:5571c4ff569f 1635 * - Set CLKEN in CR2 using @ref LL_USART_EnableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1636 * - Set SCEN in CR3 using @ref LL_USART_EnableSmartcard() function
Anna Bridge 160:5571c4ff569f 1637 * @note Other remaining configurations items related to Smartcard Mode
Anna Bridge 160:5571c4ff569f 1638 * (as Baud Rate, Word length, Parity, ...) should be set using
Anna Bridge 160:5571c4ff569f 1639 * dedicated functions
Anna Bridge 160:5571c4ff569f 1640 * @rmtoll CR2 LINEN LL_USART_ConfigSmartcardMode\n
Anna Bridge 160:5571c4ff569f 1641 * CR2 STOP LL_USART_ConfigSmartcardMode\n
Anna Bridge 160:5571c4ff569f 1642 * CR2 CLKEN LL_USART_ConfigSmartcardMode\n
Anna Bridge 160:5571c4ff569f 1643 * CR3 HDSEL LL_USART_ConfigSmartcardMode\n
Anna Bridge 160:5571c4ff569f 1644 * CR3 SCEN LL_USART_ConfigSmartcardMode
Anna Bridge 160:5571c4ff569f 1645 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1646 * @retval None
Anna Bridge 160:5571c4ff569f 1647 */
Anna Bridge 160:5571c4ff569f 1648 __STATIC_INLINE void LL_USART_ConfigSmartcardMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1649 {
Anna Bridge 160:5571c4ff569f 1650 /* In Smartcard mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1651 - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1652 - IREN and HDSEL bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1653 CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN));
Anna Bridge 160:5571c4ff569f 1654 CLEAR_BIT(USARTx->CR3, (USART_CR3_IREN | USART_CR3_HDSEL));
Anna Bridge 160:5571c4ff569f 1655 /* Configure Stop bits to 1.5 bits */
Anna Bridge 160:5571c4ff569f 1656 /* Synchronous mode is activated by default */
Anna Bridge 160:5571c4ff569f 1657 SET_BIT(USARTx->CR2, (USART_CR2_STOP_0 | USART_CR2_STOP_1 | USART_CR2_CLKEN));
Anna Bridge 160:5571c4ff569f 1658 /* set the UART/USART in Smartcard mode */
Anna Bridge 160:5571c4ff569f 1659 SET_BIT(USARTx->CR3, USART_CR3_SCEN);
Anna Bridge 160:5571c4ff569f 1660 }
Anna Bridge 160:5571c4ff569f 1661
Anna Bridge 160:5571c4ff569f 1662 /**
Anna Bridge 160:5571c4ff569f 1663 * @brief Perform basic configuration of USART for enabling use in Irda Mode
Anna Bridge 160:5571c4ff569f 1664 * @note In IRDA mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1665 * - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1666 * - STOP and CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1667 * - SCEN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1668 * - HDSEL bit in the USART_CR3 register.
Anna Bridge 160:5571c4ff569f 1669 * This function also sets the UART/USART in IRDA mode (IREN bit).
Anna Bridge 160:5571c4ff569f 1670 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1671 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1672 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1673 * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
Anna Bridge 160:5571c4ff569f 1674 * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1675 * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
Anna Bridge 160:5571c4ff569f 1676 * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1677 * - Configure STOP in CR2 using @ref LL_USART_SetStopBitsLength() function
Anna Bridge 160:5571c4ff569f 1678 * - Set IREN in CR3 using @ref LL_USART_EnableIrda() function
Anna Bridge 160:5571c4ff569f 1679 * @note Other remaining configurations items related to Irda Mode
Anna Bridge 160:5571c4ff569f 1680 * (as Baud Rate, Word length, Power mode, ...) should be set using
Anna Bridge 160:5571c4ff569f 1681 * dedicated functions
Anna Bridge 160:5571c4ff569f 1682 * @rmtoll CR2 LINEN LL_USART_ConfigIrdaMode\n
Anna Bridge 160:5571c4ff569f 1683 * CR2 CLKEN LL_USART_ConfigIrdaMode\n
Anna Bridge 160:5571c4ff569f 1684 * CR2 STOP LL_USART_ConfigIrdaMode\n
Anna Bridge 160:5571c4ff569f 1685 * CR3 SCEN LL_USART_ConfigIrdaMode\n
Anna Bridge 160:5571c4ff569f 1686 * CR3 HDSEL LL_USART_ConfigIrdaMode\n
Anna Bridge 160:5571c4ff569f 1687 * CR3 IREN LL_USART_ConfigIrdaMode
Anna Bridge 160:5571c4ff569f 1688 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1689 * @retval None
Anna Bridge 160:5571c4ff569f 1690 */
Anna Bridge 160:5571c4ff569f 1691 __STATIC_INLINE void LL_USART_ConfigIrdaMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1692 {
Anna Bridge 160:5571c4ff569f 1693 /* In IRDA mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1694 - LINEN, STOP and CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1695 - SCEN and HDSEL bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1696 CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN | USART_CR2_STOP));
Anna Bridge 160:5571c4ff569f 1697 CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_HDSEL));
Anna Bridge 160:5571c4ff569f 1698 /* set the UART/USART in IRDA mode */
Anna Bridge 160:5571c4ff569f 1699 SET_BIT(USARTx->CR3, USART_CR3_IREN);
Anna Bridge 160:5571c4ff569f 1700 }
Anna Bridge 160:5571c4ff569f 1701
Anna Bridge 160:5571c4ff569f 1702 /**
Anna Bridge 160:5571c4ff569f 1703 * @brief Perform basic configuration of USART for enabling use in Multi processor Mode
Anna Bridge 160:5571c4ff569f 1704 * (several USARTs connected in a network, one of the USARTs can be the master,
Anna Bridge 160:5571c4ff569f 1705 * its TX output connected to the RX inputs of the other slaves USARTs).
Anna Bridge 160:5571c4ff569f 1706 * @note In MultiProcessor mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1707 * - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1708 * - CLKEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1709 * - SCEN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1710 * - IREN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1711 * - HDSEL bit in the USART_CR3 register.
Anna Bridge 160:5571c4ff569f 1712 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1713 * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
Anna Bridge 160:5571c4ff569f 1714 * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1715 * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
Anna Bridge 160:5571c4ff569f 1716 * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
Anna Bridge 160:5571c4ff569f 1717 * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1718 * @note Other remaining configurations items related to Multi processor Mode
Anna Bridge 160:5571c4ff569f 1719 * (as Baud Rate, Wake Up Method, Node address, ...) should be set using
Anna Bridge 160:5571c4ff569f 1720 * dedicated functions
Anna Bridge 160:5571c4ff569f 1721 * @rmtoll CR2 LINEN LL_USART_ConfigMultiProcessMode\n
Anna Bridge 160:5571c4ff569f 1722 * CR2 CLKEN LL_USART_ConfigMultiProcessMode\n
Anna Bridge 160:5571c4ff569f 1723 * CR3 SCEN LL_USART_ConfigMultiProcessMode\n
Anna Bridge 160:5571c4ff569f 1724 * CR3 HDSEL LL_USART_ConfigMultiProcessMode\n
Anna Bridge 160:5571c4ff569f 1725 * CR3 IREN LL_USART_ConfigMultiProcessMode
Anna Bridge 160:5571c4ff569f 1726 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1727 * @retval None
Anna Bridge 160:5571c4ff569f 1728 */
Anna Bridge 160:5571c4ff569f 1729 __STATIC_INLINE void LL_USART_ConfigMultiProcessMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1730 {
Anna Bridge 160:5571c4ff569f 1731 /* In Multi Processor mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1732 - LINEN and CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1733 - IREN, SCEN and HDSEL bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1734 CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN));
Anna Bridge 160:5571c4ff569f 1735 CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_HDSEL | USART_CR3_IREN));
Anna Bridge 160:5571c4ff569f 1736 }
Anna Bridge 160:5571c4ff569f 1737
Anna Bridge 160:5571c4ff569f 1738 /**
Anna Bridge 160:5571c4ff569f 1739 * @}
Anna Bridge 160:5571c4ff569f 1740 */
Anna Bridge 160:5571c4ff569f 1741
Anna Bridge 160:5571c4ff569f 1742 /** @defgroup USART_LL_EF_FLAG_Management FLAG_Management
Anna Bridge 160:5571c4ff569f 1743 * @{
Anna Bridge 160:5571c4ff569f 1744 */
Anna Bridge 160:5571c4ff569f 1745
Anna Bridge 160:5571c4ff569f 1746 /**
Anna Bridge 160:5571c4ff569f 1747 * @brief Check if the USART Parity Error Flag is set or not
Anna Bridge 160:5571c4ff569f 1748 * @rmtoll SR PE LL_USART_IsActiveFlag_PE
Anna Bridge 160:5571c4ff569f 1749 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1750 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1751 */
Anna Bridge 160:5571c4ff569f 1752 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_PE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1753 {
Anna Bridge 160:5571c4ff569f 1754 return (READ_BIT(USARTx->SR, USART_SR_PE) == (USART_SR_PE));
Anna Bridge 160:5571c4ff569f 1755 }
Anna Bridge 160:5571c4ff569f 1756
Anna Bridge 160:5571c4ff569f 1757 /**
Anna Bridge 160:5571c4ff569f 1758 * @brief Check if the USART Framing Error Flag is set or not
Anna Bridge 160:5571c4ff569f 1759 * @rmtoll SR FE LL_USART_IsActiveFlag_FE
Anna Bridge 160:5571c4ff569f 1760 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1761 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1762 */
Anna Bridge 160:5571c4ff569f 1763 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_FE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1764 {
Anna Bridge 160:5571c4ff569f 1765 return (READ_BIT(USARTx->SR, USART_SR_FE) == (USART_SR_FE));
Anna Bridge 160:5571c4ff569f 1766 }
Anna Bridge 160:5571c4ff569f 1767
Anna Bridge 160:5571c4ff569f 1768 /**
Anna Bridge 160:5571c4ff569f 1769 * @brief Check if the USART Noise error detected Flag is set or not
Anna Bridge 160:5571c4ff569f 1770 * @rmtoll SR NF LL_USART_IsActiveFlag_NE
Anna Bridge 160:5571c4ff569f 1771 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1772 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1773 */
Anna Bridge 160:5571c4ff569f 1774 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_NE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1775 {
Anna Bridge 160:5571c4ff569f 1776 return (READ_BIT(USARTx->SR, USART_SR_NE) == (USART_SR_NE));
Anna Bridge 160:5571c4ff569f 1777 }
Anna Bridge 160:5571c4ff569f 1778
Anna Bridge 160:5571c4ff569f 1779 /**
Anna Bridge 160:5571c4ff569f 1780 * @brief Check if the USART OverRun Error Flag is set or not
Anna Bridge 160:5571c4ff569f 1781 * @rmtoll SR ORE LL_USART_IsActiveFlag_ORE
Anna Bridge 160:5571c4ff569f 1782 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1783 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1784 */
Anna Bridge 160:5571c4ff569f 1785 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_ORE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1786 {
Anna Bridge 160:5571c4ff569f 1787 return (READ_BIT(USARTx->SR, USART_SR_ORE) == (USART_SR_ORE));
Anna Bridge 160:5571c4ff569f 1788 }
Anna Bridge 160:5571c4ff569f 1789
Anna Bridge 160:5571c4ff569f 1790 /**
Anna Bridge 160:5571c4ff569f 1791 * @brief Check if the USART IDLE line detected Flag is set or not
Anna Bridge 160:5571c4ff569f 1792 * @rmtoll SR IDLE LL_USART_IsActiveFlag_IDLE
Anna Bridge 160:5571c4ff569f 1793 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1794 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1795 */
Anna Bridge 160:5571c4ff569f 1796 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_IDLE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1797 {
Anna Bridge 160:5571c4ff569f 1798 return (READ_BIT(USARTx->SR, USART_SR_IDLE) == (USART_SR_IDLE));
Anna Bridge 160:5571c4ff569f 1799 }
Anna Bridge 160:5571c4ff569f 1800
Anna Bridge 160:5571c4ff569f 1801 /**
Anna Bridge 160:5571c4ff569f 1802 * @brief Check if the USART Read Data Register Not Empty Flag is set or not
Anna Bridge 160:5571c4ff569f 1803 * @rmtoll SR RXNE LL_USART_IsActiveFlag_RXNE
Anna Bridge 160:5571c4ff569f 1804 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1805 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1806 */
Anna Bridge 160:5571c4ff569f 1807 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_RXNE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1808 {
Anna Bridge 160:5571c4ff569f 1809 return (READ_BIT(USARTx->SR, USART_SR_RXNE) == (USART_SR_RXNE));
Anna Bridge 160:5571c4ff569f 1810 }
Anna Bridge 160:5571c4ff569f 1811
Anna Bridge 160:5571c4ff569f 1812 /**
Anna Bridge 160:5571c4ff569f 1813 * @brief Check if the USART Transmission Complete Flag is set or not
Anna Bridge 160:5571c4ff569f 1814 * @rmtoll SR TC LL_USART_IsActiveFlag_TC
Anna Bridge 160:5571c4ff569f 1815 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1816 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1817 */
Anna Bridge 160:5571c4ff569f 1818 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TC(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1819 {
Anna Bridge 160:5571c4ff569f 1820 return (READ_BIT(USARTx->SR, USART_SR_TC) == (USART_SR_TC));
Anna Bridge 160:5571c4ff569f 1821 }
Anna Bridge 160:5571c4ff569f 1822
Anna Bridge 160:5571c4ff569f 1823 /**
Anna Bridge 160:5571c4ff569f 1824 * @brief Check if the USART Transmit Data Register Empty Flag is set or not
Anna Bridge 160:5571c4ff569f 1825 * @rmtoll SR TXE LL_USART_IsActiveFlag_TXE
Anna Bridge 160:5571c4ff569f 1826 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1827 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1828 */
Anna Bridge 160:5571c4ff569f 1829 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TXE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1830 {
Anna Bridge 160:5571c4ff569f 1831 return (READ_BIT(USARTx->SR, USART_SR_TXE) == (USART_SR_TXE));
Anna Bridge 160:5571c4ff569f 1832 }
Anna Bridge 160:5571c4ff569f 1833
Anna Bridge 160:5571c4ff569f 1834 /**
Anna Bridge 160:5571c4ff569f 1835 * @brief Check if the USART LIN Break Detection Flag is set or not
Anna Bridge 160:5571c4ff569f 1836 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1837 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1838 * @rmtoll SR LBD LL_USART_IsActiveFlag_LBD
Anna Bridge 160:5571c4ff569f 1839 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1840 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1841 */
Anna Bridge 160:5571c4ff569f 1842 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_LBD(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1843 {
Anna Bridge 160:5571c4ff569f 1844 return (READ_BIT(USARTx->SR, USART_SR_LBD) == (USART_SR_LBD));
Anna Bridge 160:5571c4ff569f 1845 }
Anna Bridge 160:5571c4ff569f 1846
Anna Bridge 160:5571c4ff569f 1847 /**
Anna Bridge 160:5571c4ff569f 1848 * @brief Check if the USART CTS Flag is set or not
Anna Bridge 160:5571c4ff569f 1849 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1850 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1851 * @rmtoll SR CTS LL_USART_IsActiveFlag_nCTS
Anna Bridge 160:5571c4ff569f 1852 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1853 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1854 */
Anna Bridge 160:5571c4ff569f 1855 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_nCTS(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1856 {
Anna Bridge 160:5571c4ff569f 1857 return (READ_BIT(USARTx->SR, USART_SR_CTS) == (USART_SR_CTS));
Anna Bridge 160:5571c4ff569f 1858 }
Anna Bridge 160:5571c4ff569f 1859
Anna Bridge 160:5571c4ff569f 1860 /**
Anna Bridge 160:5571c4ff569f 1861 * @brief Check if the USART Send Break Flag is set or not
Anna Bridge 160:5571c4ff569f 1862 * @rmtoll CR1 SBK LL_USART_IsActiveFlag_SBK
Anna Bridge 160:5571c4ff569f 1863 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1864 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1865 */
Anna Bridge 160:5571c4ff569f 1866 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_SBK(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1867 {
Anna Bridge 160:5571c4ff569f 1868 return (READ_BIT(USARTx->CR1, USART_CR1_SBK) == (USART_CR1_SBK));
Anna Bridge 160:5571c4ff569f 1869 }
Anna Bridge 160:5571c4ff569f 1870
Anna Bridge 160:5571c4ff569f 1871 /**
Anna Bridge 160:5571c4ff569f 1872 * @brief Check if the USART Receive Wake Up from mute mode Flag is set or not
Anna Bridge 160:5571c4ff569f 1873 * @rmtoll CR1 RWU LL_USART_IsActiveFlag_RWU
Anna Bridge 160:5571c4ff569f 1874 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1875 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1876 */
Anna Bridge 160:5571c4ff569f 1877 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_RWU(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1878 {
Anna Bridge 160:5571c4ff569f 1879 return (READ_BIT(USARTx->CR1, USART_CR1_RWU) == (USART_CR1_RWU));
Anna Bridge 160:5571c4ff569f 1880 }
Anna Bridge 160:5571c4ff569f 1881
Anna Bridge 160:5571c4ff569f 1882 /**
Anna Bridge 160:5571c4ff569f 1883 * @brief Clear Parity Error Flag
Anna Bridge 160:5571c4ff569f 1884 * @note Clearing this flag is done by a read access to the USARTx_SR
Anna Bridge 160:5571c4ff569f 1885 * register followed by a read access to the USARTx_DR register.
Anna Bridge 160:5571c4ff569f 1886 * @note Please also consider that when clearing this flag, other flags as
Anna Bridge 160:5571c4ff569f 1887 * NE, FE, ORE, IDLE would also be cleared.
Anna Bridge 160:5571c4ff569f 1888 * @rmtoll SR PE LL_USART_ClearFlag_PE
Anna Bridge 160:5571c4ff569f 1889 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1890 * @retval None
Anna Bridge 160:5571c4ff569f 1891 */
Anna Bridge 160:5571c4ff569f 1892 __STATIC_INLINE void LL_USART_ClearFlag_PE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1893 {
Anna Bridge 160:5571c4ff569f 1894 __IO uint32_t tmpreg;
Anna Bridge 160:5571c4ff569f 1895 tmpreg = USARTx->SR;
Anna Bridge 160:5571c4ff569f 1896 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1897 tmpreg = USARTx->DR;
Anna Bridge 160:5571c4ff569f 1898 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1899 }
Anna Bridge 160:5571c4ff569f 1900
Anna Bridge 160:5571c4ff569f 1901 /**
Anna Bridge 160:5571c4ff569f 1902 * @brief Clear Framing Error Flag
Anna Bridge 160:5571c4ff569f 1903 * @note Clearing this flag is done by a read access to the USARTx_SR
Anna Bridge 160:5571c4ff569f 1904 * register followed by a read access to the USARTx_DR register.
Anna Bridge 160:5571c4ff569f 1905 * @note Please also consider that when clearing this flag, other flags as
Anna Bridge 160:5571c4ff569f 1906 * PE, NE, ORE, IDLE would also be cleared.
Anna Bridge 160:5571c4ff569f 1907 * @rmtoll SR FE LL_USART_ClearFlag_FE
Anna Bridge 160:5571c4ff569f 1908 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1909 * @retval None
Anna Bridge 160:5571c4ff569f 1910 */
Anna Bridge 160:5571c4ff569f 1911 __STATIC_INLINE void LL_USART_ClearFlag_FE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1912 {
Anna Bridge 160:5571c4ff569f 1913 __IO uint32_t tmpreg;
Anna Bridge 160:5571c4ff569f 1914 tmpreg = USARTx->SR;
Anna Bridge 160:5571c4ff569f 1915 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1916 tmpreg = USARTx->DR;
Anna Bridge 160:5571c4ff569f 1917 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1918 }
Anna Bridge 160:5571c4ff569f 1919
Anna Bridge 160:5571c4ff569f 1920 /**
Anna Bridge 160:5571c4ff569f 1921 * @brief Clear Noise detected Flag
Anna Bridge 160:5571c4ff569f 1922 * @note Clearing this flag is done by a read access to the USARTx_SR
Anna Bridge 160:5571c4ff569f 1923 * register followed by a read access to the USARTx_DR register.
Anna Bridge 160:5571c4ff569f 1924 * @note Please also consider that when clearing this flag, other flags as
Anna Bridge 160:5571c4ff569f 1925 * PE, FE, ORE, IDLE would also be cleared.
Anna Bridge 160:5571c4ff569f 1926 * @rmtoll SR NF LL_USART_ClearFlag_NE
Anna Bridge 160:5571c4ff569f 1927 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1928 * @retval None
Anna Bridge 160:5571c4ff569f 1929 */
Anna Bridge 160:5571c4ff569f 1930 __STATIC_INLINE void LL_USART_ClearFlag_NE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1931 {
Anna Bridge 160:5571c4ff569f 1932 __IO uint32_t tmpreg;
Anna Bridge 160:5571c4ff569f 1933 tmpreg = USARTx->SR;
Anna Bridge 160:5571c4ff569f 1934 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1935 tmpreg = USARTx->DR;
Anna Bridge 160:5571c4ff569f 1936 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1937 }
Anna Bridge 160:5571c4ff569f 1938
Anna Bridge 160:5571c4ff569f 1939 /**
Anna Bridge 160:5571c4ff569f 1940 * @brief Clear OverRun Error Flag
Anna Bridge 160:5571c4ff569f 1941 * @note Clearing this flag is done by a read access to the USARTx_SR
Anna Bridge 160:5571c4ff569f 1942 * register followed by a read access to the USARTx_DR register.
Anna Bridge 160:5571c4ff569f 1943 * @note Please also consider that when clearing this flag, other flags as
Anna Bridge 160:5571c4ff569f 1944 * PE, NE, FE, IDLE would also be cleared.
Anna Bridge 160:5571c4ff569f 1945 * @rmtoll SR ORE LL_USART_ClearFlag_ORE
Anna Bridge 160:5571c4ff569f 1946 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1947 * @retval None
Anna Bridge 160:5571c4ff569f 1948 */
Anna Bridge 160:5571c4ff569f 1949 __STATIC_INLINE void LL_USART_ClearFlag_ORE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1950 {
Anna Bridge 160:5571c4ff569f 1951 __IO uint32_t tmpreg;
Anna Bridge 160:5571c4ff569f 1952 tmpreg = USARTx->SR;
Anna Bridge 160:5571c4ff569f 1953 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1954 tmpreg = USARTx->DR;
Anna Bridge 160:5571c4ff569f 1955 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1956 }
Anna Bridge 160:5571c4ff569f 1957
Anna Bridge 160:5571c4ff569f 1958 /**
Anna Bridge 160:5571c4ff569f 1959 * @brief Clear IDLE line detected Flag
Anna Bridge 160:5571c4ff569f 1960 * @note Clearing this flag is done by a read access to the USARTx_SR
Anna Bridge 160:5571c4ff569f 1961 * register followed by a read access to the USARTx_DR register.
Anna Bridge 160:5571c4ff569f 1962 * @note Please also consider that when clearing this flag, other flags as
Anna Bridge 160:5571c4ff569f 1963 * PE, NE, FE, ORE would also be cleared.
Anna Bridge 160:5571c4ff569f 1964 * @rmtoll SR IDLE LL_USART_ClearFlag_IDLE
Anna Bridge 160:5571c4ff569f 1965 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1966 * @retval None
Anna Bridge 160:5571c4ff569f 1967 */
Anna Bridge 160:5571c4ff569f 1968 __STATIC_INLINE void LL_USART_ClearFlag_IDLE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1969 {
Anna Bridge 160:5571c4ff569f 1970 __IO uint32_t tmpreg;
Anna Bridge 160:5571c4ff569f 1971 tmpreg = USARTx->SR;
Anna Bridge 160:5571c4ff569f 1972 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1973 tmpreg = USARTx->DR;
Anna Bridge 160:5571c4ff569f 1974 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1975 }
Anna Bridge 160:5571c4ff569f 1976
Anna Bridge 160:5571c4ff569f 1977 /**
Anna Bridge 160:5571c4ff569f 1978 * @brief Clear Transmission Complete Flag
Anna Bridge 160:5571c4ff569f 1979 * @rmtoll SR TC LL_USART_ClearFlag_TC
Anna Bridge 160:5571c4ff569f 1980 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1981 * @retval None
Anna Bridge 160:5571c4ff569f 1982 */
Anna Bridge 160:5571c4ff569f 1983 __STATIC_INLINE void LL_USART_ClearFlag_TC(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1984 {
Anna Bridge 160:5571c4ff569f 1985 WRITE_REG(USARTx->SR , ~(USART_SR_TC));
Anna Bridge 160:5571c4ff569f 1986 }
Anna Bridge 160:5571c4ff569f 1987
Anna Bridge 160:5571c4ff569f 1988 /**
Anna Bridge 160:5571c4ff569f 1989 * @brief Clear RX Not Empty Flag
Anna Bridge 160:5571c4ff569f 1990 * @rmtoll SR RXNE LL_USART_ClearFlag_RXNE
Anna Bridge 160:5571c4ff569f 1991 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1992 * @retval None
Anna Bridge 160:5571c4ff569f 1993 */
Anna Bridge 160:5571c4ff569f 1994 __STATIC_INLINE void LL_USART_ClearFlag_RXNE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1995 {
Anna Bridge 160:5571c4ff569f 1996 WRITE_REG(USARTx->SR , ~(USART_SR_RXNE));
Anna Bridge 160:5571c4ff569f 1997 }
Anna Bridge 160:5571c4ff569f 1998
Anna Bridge 160:5571c4ff569f 1999 /**
Anna Bridge 160:5571c4ff569f 2000 * @brief Clear LIN Break Detection Flag
Anna Bridge 160:5571c4ff569f 2001 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2002 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2003 * @rmtoll SR LBD LL_USART_ClearFlag_LBD
Anna Bridge 160:5571c4ff569f 2004 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2005 * @retval None
Anna Bridge 160:5571c4ff569f 2006 */
Anna Bridge 160:5571c4ff569f 2007 __STATIC_INLINE void LL_USART_ClearFlag_LBD(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2008 {
Anna Bridge 160:5571c4ff569f 2009 WRITE_REG(USARTx->SR , ~(USART_SR_LBD));
Anna Bridge 160:5571c4ff569f 2010 }
Anna Bridge 160:5571c4ff569f 2011
Anna Bridge 160:5571c4ff569f 2012 /**
Anna Bridge 160:5571c4ff569f 2013 * @brief Clear CTS Interrupt Flag
Anna Bridge 160:5571c4ff569f 2014 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2015 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2016 * @rmtoll SR CTS LL_USART_ClearFlag_nCTS
Anna Bridge 160:5571c4ff569f 2017 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2018 * @retval None
Anna Bridge 160:5571c4ff569f 2019 */
Anna Bridge 160:5571c4ff569f 2020 __STATIC_INLINE void LL_USART_ClearFlag_nCTS(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2021 {
Anna Bridge 160:5571c4ff569f 2022 WRITE_REG(USARTx->SR , ~(USART_SR_CTS));
Anna Bridge 160:5571c4ff569f 2023 }
Anna Bridge 160:5571c4ff569f 2024
Anna Bridge 160:5571c4ff569f 2025 /**
Anna Bridge 160:5571c4ff569f 2026 * @}
Anna Bridge 160:5571c4ff569f 2027 */
Anna Bridge 160:5571c4ff569f 2028
Anna Bridge 160:5571c4ff569f 2029 /** @defgroup USART_LL_EF_IT_Management IT_Management
Anna Bridge 160:5571c4ff569f 2030 * @{
Anna Bridge 160:5571c4ff569f 2031 */
Anna Bridge 160:5571c4ff569f 2032
Anna Bridge 160:5571c4ff569f 2033 /**
Anna Bridge 160:5571c4ff569f 2034 * @brief Enable IDLE Interrupt
Anna Bridge 160:5571c4ff569f 2035 * @rmtoll CR1 IDLEIE LL_USART_EnableIT_IDLE
Anna Bridge 160:5571c4ff569f 2036 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2037 * @retval None
Anna Bridge 160:5571c4ff569f 2038 */
Anna Bridge 160:5571c4ff569f 2039 __STATIC_INLINE void LL_USART_EnableIT_IDLE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2040 {
Anna Bridge 160:5571c4ff569f 2041 SET_BIT(USARTx->CR1, USART_CR1_IDLEIE);
Anna Bridge 160:5571c4ff569f 2042 }
Anna Bridge 160:5571c4ff569f 2043
Anna Bridge 160:5571c4ff569f 2044 /**
Anna Bridge 160:5571c4ff569f 2045 * @brief Enable RX Not Empty Interrupt
Anna Bridge 160:5571c4ff569f 2046 * @rmtoll CR1 RXNEIE LL_USART_EnableIT_RXNE
Anna Bridge 160:5571c4ff569f 2047 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2048 * @retval None
Anna Bridge 160:5571c4ff569f 2049 */
Anna Bridge 160:5571c4ff569f 2050 __STATIC_INLINE void LL_USART_EnableIT_RXNE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2051 {
Anna Bridge 160:5571c4ff569f 2052 SET_BIT(USARTx->CR1, USART_CR1_RXNEIE);
Anna Bridge 160:5571c4ff569f 2053 }
Anna Bridge 160:5571c4ff569f 2054
Anna Bridge 160:5571c4ff569f 2055 /**
Anna Bridge 160:5571c4ff569f 2056 * @brief Enable Transmission Complete Interrupt
Anna Bridge 160:5571c4ff569f 2057 * @rmtoll CR1 TCIE LL_USART_EnableIT_TC
Anna Bridge 160:5571c4ff569f 2058 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2059 * @retval None
Anna Bridge 160:5571c4ff569f 2060 */
Anna Bridge 160:5571c4ff569f 2061 __STATIC_INLINE void LL_USART_EnableIT_TC(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2062 {
Anna Bridge 160:5571c4ff569f 2063 SET_BIT(USARTx->CR1, USART_CR1_TCIE);
Anna Bridge 160:5571c4ff569f 2064 }
Anna Bridge 160:5571c4ff569f 2065
Anna Bridge 160:5571c4ff569f 2066 /**
Anna Bridge 160:5571c4ff569f 2067 * @brief Enable TX Empty Interrupt
Anna Bridge 160:5571c4ff569f 2068 * @rmtoll CR1 TXEIE LL_USART_EnableIT_TXE
Anna Bridge 160:5571c4ff569f 2069 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2070 * @retval None
Anna Bridge 160:5571c4ff569f 2071 */
Anna Bridge 160:5571c4ff569f 2072 __STATIC_INLINE void LL_USART_EnableIT_TXE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2073 {
Anna Bridge 160:5571c4ff569f 2074 SET_BIT(USARTx->CR1, USART_CR1_TXEIE);
Anna Bridge 160:5571c4ff569f 2075 }
Anna Bridge 160:5571c4ff569f 2076
Anna Bridge 160:5571c4ff569f 2077 /**
Anna Bridge 160:5571c4ff569f 2078 * @brief Enable Parity Error Interrupt
Anna Bridge 160:5571c4ff569f 2079 * @rmtoll CR1 PEIE LL_USART_EnableIT_PE
Anna Bridge 160:5571c4ff569f 2080 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2081 * @retval None
Anna Bridge 160:5571c4ff569f 2082 */
Anna Bridge 160:5571c4ff569f 2083 __STATIC_INLINE void LL_USART_EnableIT_PE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2084 {
Anna Bridge 160:5571c4ff569f 2085 SET_BIT(USARTx->CR1, USART_CR1_PEIE);
Anna Bridge 160:5571c4ff569f 2086 }
Anna Bridge 160:5571c4ff569f 2087
Anna Bridge 160:5571c4ff569f 2088 /**
Anna Bridge 160:5571c4ff569f 2089 * @brief Enable LIN Break Detection Interrupt
Anna Bridge 160:5571c4ff569f 2090 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2091 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2092 * @rmtoll CR2 LBDIE LL_USART_EnableIT_LBD
Anna Bridge 160:5571c4ff569f 2093 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2094 * @retval None
Anna Bridge 160:5571c4ff569f 2095 */
Anna Bridge 160:5571c4ff569f 2096 __STATIC_INLINE void LL_USART_EnableIT_LBD(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2097 {
Anna Bridge 160:5571c4ff569f 2098 SET_BIT(USARTx->CR2, USART_CR2_LBDIE);
Anna Bridge 160:5571c4ff569f 2099 }
Anna Bridge 160:5571c4ff569f 2100
Anna Bridge 160:5571c4ff569f 2101 /**
Anna Bridge 160:5571c4ff569f 2102 * @brief Enable Error Interrupt
Anna Bridge 160:5571c4ff569f 2103 * @note When set, Error Interrupt Enable Bit is enabling interrupt generation in case of a framing
Anna Bridge 160:5571c4ff569f 2104 * error, overrun error or noise flag (FE=1 or ORE=1 or NF=1 in the USARTx_SR register).
Anna Bridge 160:5571c4ff569f 2105 * 0: Interrupt is inhibited
Anna Bridge 160:5571c4ff569f 2106 * 1: An interrupt is generated when FE=1 or ORE=1 or NF=1 in the USARTx_SR register.
Anna Bridge 160:5571c4ff569f 2107 * @rmtoll CR3 EIE LL_USART_EnableIT_ERROR
Anna Bridge 160:5571c4ff569f 2108 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2109 * @retval None
Anna Bridge 160:5571c4ff569f 2110 */
Anna Bridge 160:5571c4ff569f 2111 __STATIC_INLINE void LL_USART_EnableIT_ERROR(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2112 {
Anna Bridge 160:5571c4ff569f 2113 SET_BIT(USARTx->CR3, USART_CR3_EIE);
Anna Bridge 160:5571c4ff569f 2114 }
Anna Bridge 160:5571c4ff569f 2115
Anna Bridge 160:5571c4ff569f 2116 /**
Anna Bridge 160:5571c4ff569f 2117 * @brief Enable CTS Interrupt
Anna Bridge 160:5571c4ff569f 2118 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2119 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2120 * @rmtoll CR3 CTSIE LL_USART_EnableIT_CTS
Anna Bridge 160:5571c4ff569f 2121 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2122 * @retval None
Anna Bridge 160:5571c4ff569f 2123 */
Anna Bridge 160:5571c4ff569f 2124 __STATIC_INLINE void LL_USART_EnableIT_CTS(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2125 {
Anna Bridge 160:5571c4ff569f 2126 SET_BIT(USARTx->CR3, USART_CR3_CTSIE);
Anna Bridge 160:5571c4ff569f 2127 }
Anna Bridge 160:5571c4ff569f 2128
Anna Bridge 160:5571c4ff569f 2129 /**
Anna Bridge 160:5571c4ff569f 2130 * @brief Disable IDLE Interrupt
Anna Bridge 160:5571c4ff569f 2131 * @rmtoll CR1 IDLEIE LL_USART_DisableIT_IDLE
Anna Bridge 160:5571c4ff569f 2132 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2133 * @retval None
Anna Bridge 160:5571c4ff569f 2134 */
Anna Bridge 160:5571c4ff569f 2135 __STATIC_INLINE void LL_USART_DisableIT_IDLE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2136 {
Anna Bridge 160:5571c4ff569f 2137 CLEAR_BIT(USARTx->CR1, USART_CR1_IDLEIE);
Anna Bridge 160:5571c4ff569f 2138 }
Anna Bridge 160:5571c4ff569f 2139
Anna Bridge 160:5571c4ff569f 2140 /**
Anna Bridge 160:5571c4ff569f 2141 * @brief Disable RX Not Empty Interrupt
Anna Bridge 160:5571c4ff569f 2142 * @rmtoll CR1 RXNEIE LL_USART_DisableIT_RXNE
Anna Bridge 160:5571c4ff569f 2143 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2144 * @retval None
Anna Bridge 160:5571c4ff569f 2145 */
Anna Bridge 160:5571c4ff569f 2146 __STATIC_INLINE void LL_USART_DisableIT_RXNE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2147 {
Anna Bridge 160:5571c4ff569f 2148 CLEAR_BIT(USARTx->CR1, USART_CR1_RXNEIE);
Anna Bridge 160:5571c4ff569f 2149 }
Anna Bridge 160:5571c4ff569f 2150
Anna Bridge 160:5571c4ff569f 2151 /**
Anna Bridge 160:5571c4ff569f 2152 * @brief Disable Transmission Complete Interrupt
Anna Bridge 160:5571c4ff569f 2153 * @rmtoll CR1 TCIE LL_USART_DisableIT_TC
Anna Bridge 160:5571c4ff569f 2154 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2155 * @retval None
Anna Bridge 160:5571c4ff569f 2156 */
Anna Bridge 160:5571c4ff569f 2157 __STATIC_INLINE void LL_USART_DisableIT_TC(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2158 {
Anna Bridge 160:5571c4ff569f 2159 CLEAR_BIT(USARTx->CR1, USART_CR1_TCIE);
Anna Bridge 160:5571c4ff569f 2160 }
Anna Bridge 160:5571c4ff569f 2161
Anna Bridge 160:5571c4ff569f 2162 /**
Anna Bridge 160:5571c4ff569f 2163 * @brief Disable TX Empty Interrupt
Anna Bridge 160:5571c4ff569f 2164 * @rmtoll CR1 TXEIE LL_USART_DisableIT_TXE
Anna Bridge 160:5571c4ff569f 2165 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2166 * @retval None
Anna Bridge 160:5571c4ff569f 2167 */
Anna Bridge 160:5571c4ff569f 2168 __STATIC_INLINE void LL_USART_DisableIT_TXE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2169 {
Anna Bridge 160:5571c4ff569f 2170 CLEAR_BIT(USARTx->CR1, USART_CR1_TXEIE);
Anna Bridge 160:5571c4ff569f 2171 }
Anna Bridge 160:5571c4ff569f 2172
Anna Bridge 160:5571c4ff569f 2173 /**
Anna Bridge 160:5571c4ff569f 2174 * @brief Disable Parity Error Interrupt
Anna Bridge 160:5571c4ff569f 2175 * @rmtoll CR1 PEIE LL_USART_DisableIT_PE
Anna Bridge 160:5571c4ff569f 2176 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2177 * @retval None
Anna Bridge 160:5571c4ff569f 2178 */
Anna Bridge 160:5571c4ff569f 2179 __STATIC_INLINE void LL_USART_DisableIT_PE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2180 {
Anna Bridge 160:5571c4ff569f 2181 CLEAR_BIT(USARTx->CR1, USART_CR1_PEIE);
Anna Bridge 160:5571c4ff569f 2182 }
Anna Bridge 160:5571c4ff569f 2183
Anna Bridge 160:5571c4ff569f 2184 /**
Anna Bridge 160:5571c4ff569f 2185 * @brief Disable LIN Break Detection Interrupt
Anna Bridge 160:5571c4ff569f 2186 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2187 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2188 * @rmtoll CR2 LBDIE LL_USART_DisableIT_LBD
Anna Bridge 160:5571c4ff569f 2189 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2190 * @retval None
Anna Bridge 160:5571c4ff569f 2191 */
Anna Bridge 160:5571c4ff569f 2192 __STATIC_INLINE void LL_USART_DisableIT_LBD(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2193 {
Anna Bridge 160:5571c4ff569f 2194 CLEAR_BIT(USARTx->CR2, USART_CR2_LBDIE);
Anna Bridge 160:5571c4ff569f 2195 }
Anna Bridge 160:5571c4ff569f 2196
Anna Bridge 160:5571c4ff569f 2197 /**
Anna Bridge 160:5571c4ff569f 2198 * @brief Disable Error Interrupt
Anna Bridge 160:5571c4ff569f 2199 * @note When set, Error Interrupt Enable Bit is enabling interrupt generation in case of a framing
Anna Bridge 160:5571c4ff569f 2200 * error, overrun error or noise flag (FE=1 or ORE=1 or NF=1 in the USARTx_SR register).
Anna Bridge 160:5571c4ff569f 2201 * 0: Interrupt is inhibited
Anna Bridge 160:5571c4ff569f 2202 * 1: An interrupt is generated when FE=1 or ORE=1 or NF=1 in the USARTx_SR register.
Anna Bridge 160:5571c4ff569f 2203 * @rmtoll CR3 EIE LL_USART_DisableIT_ERROR
Anna Bridge 160:5571c4ff569f 2204 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2205 * @retval None
Anna Bridge 160:5571c4ff569f 2206 */
Anna Bridge 160:5571c4ff569f 2207 __STATIC_INLINE void LL_USART_DisableIT_ERROR(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2208 {
Anna Bridge 160:5571c4ff569f 2209 CLEAR_BIT(USARTx->CR3, USART_CR3_EIE);
Anna Bridge 160:5571c4ff569f 2210 }
Anna Bridge 160:5571c4ff569f 2211
Anna Bridge 160:5571c4ff569f 2212 /**
Anna Bridge 160:5571c4ff569f 2213 * @brief Disable CTS Interrupt
Anna Bridge 160:5571c4ff569f 2214 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2215 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2216 * @rmtoll CR3 CTSIE LL_USART_DisableIT_CTS
Anna Bridge 160:5571c4ff569f 2217 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2218 * @retval None
Anna Bridge 160:5571c4ff569f 2219 */
Anna Bridge 160:5571c4ff569f 2220 __STATIC_INLINE void LL_USART_DisableIT_CTS(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2221 {
Anna Bridge 160:5571c4ff569f 2222 CLEAR_BIT(USARTx->CR3, USART_CR3_CTSIE);
Anna Bridge 160:5571c4ff569f 2223 }
Anna Bridge 160:5571c4ff569f 2224
Anna Bridge 160:5571c4ff569f 2225 /**
Anna Bridge 160:5571c4ff569f 2226 * @brief Check if the USART IDLE Interrupt source is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2227 * @rmtoll CR1 IDLEIE LL_USART_IsEnabledIT_IDLE
Anna Bridge 160:5571c4ff569f 2228 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2229 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2230 */
Anna Bridge 160:5571c4ff569f 2231 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_IDLE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2232 {
Anna Bridge 160:5571c4ff569f 2233 return (READ_BIT(USARTx->CR1, USART_CR1_IDLEIE) == (USART_CR1_IDLEIE));
Anna Bridge 160:5571c4ff569f 2234 }
Anna Bridge 160:5571c4ff569f 2235
Anna Bridge 160:5571c4ff569f 2236 /**
Anna Bridge 160:5571c4ff569f 2237 * @brief Check if the USART RX Not Empty Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2238 * @rmtoll CR1 RXNEIE LL_USART_IsEnabledIT_RXNE
Anna Bridge 160:5571c4ff569f 2239 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2240 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2241 */
Anna Bridge 160:5571c4ff569f 2242 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_RXNE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2243 {
Anna Bridge 160:5571c4ff569f 2244 return (READ_BIT(USARTx->CR1, USART_CR1_RXNEIE) == (USART_CR1_RXNEIE));
Anna Bridge 160:5571c4ff569f 2245 }
Anna Bridge 160:5571c4ff569f 2246
Anna Bridge 160:5571c4ff569f 2247 /**
Anna Bridge 160:5571c4ff569f 2248 * @brief Check if the USART Transmission Complete Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2249 * @rmtoll CR1 TCIE LL_USART_IsEnabledIT_TC
Anna Bridge 160:5571c4ff569f 2250 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2251 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2252 */
Anna Bridge 160:5571c4ff569f 2253 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_TC(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2254 {
Anna Bridge 160:5571c4ff569f 2255 return (READ_BIT(USARTx->CR1, USART_CR1_TCIE) == (USART_CR1_TCIE));
Anna Bridge 160:5571c4ff569f 2256 }
Anna Bridge 160:5571c4ff569f 2257
Anna Bridge 160:5571c4ff569f 2258 /**
Anna Bridge 160:5571c4ff569f 2259 * @brief Check if the USART TX Empty Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2260 * @rmtoll CR1 TXEIE LL_USART_IsEnabledIT_TXE
Anna Bridge 160:5571c4ff569f 2261 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2262 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2263 */
Anna Bridge 160:5571c4ff569f 2264 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_TXE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2265 {
Anna Bridge 160:5571c4ff569f 2266 return (READ_BIT(USARTx->CR1, USART_CR1_TXEIE) == (USART_CR1_TXEIE));
Anna Bridge 160:5571c4ff569f 2267 }
Anna Bridge 160:5571c4ff569f 2268
Anna Bridge 160:5571c4ff569f 2269 /**
Anna Bridge 160:5571c4ff569f 2270 * @brief Check if the USART Parity Error Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2271 * @rmtoll CR1 PEIE LL_USART_IsEnabledIT_PE
Anna Bridge 160:5571c4ff569f 2272 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2273 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2274 */
Anna Bridge 160:5571c4ff569f 2275 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_PE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2276 {
Anna Bridge 160:5571c4ff569f 2277 return (READ_BIT(USARTx->CR1, USART_CR1_PEIE) == (USART_CR1_PEIE));
Anna Bridge 160:5571c4ff569f 2278 }
Anna Bridge 160:5571c4ff569f 2279
Anna Bridge 160:5571c4ff569f 2280 /**
Anna Bridge 160:5571c4ff569f 2281 * @brief Check if the USART LIN Break Detection Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2282 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2283 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2284 * @rmtoll CR2 LBDIE LL_USART_IsEnabledIT_LBD
Anna Bridge 160:5571c4ff569f 2285 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2286 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2287 */
Anna Bridge 160:5571c4ff569f 2288 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_LBD(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2289 {
Anna Bridge 160:5571c4ff569f 2290 return (READ_BIT(USARTx->CR2, USART_CR2_LBDIE) == (USART_CR2_LBDIE));
Anna Bridge 160:5571c4ff569f 2291 }
Anna Bridge 160:5571c4ff569f 2292
Anna Bridge 160:5571c4ff569f 2293 /**
Anna Bridge 160:5571c4ff569f 2294 * @brief Check if the USART Error Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2295 * @rmtoll CR3 EIE LL_USART_IsEnabledIT_ERROR
Anna Bridge 160:5571c4ff569f 2296 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2297 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2298 */
Anna Bridge 160:5571c4ff569f 2299 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_ERROR(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2300 {
Anna Bridge 160:5571c4ff569f 2301 return (READ_BIT(USARTx->CR3, USART_CR3_EIE) == (USART_CR3_EIE));
Anna Bridge 160:5571c4ff569f 2302 }
Anna Bridge 160:5571c4ff569f 2303
Anna Bridge 160:5571c4ff569f 2304 /**
Anna Bridge 160:5571c4ff569f 2305 * @brief Check if the USART CTS Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2306 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2307 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2308 * @rmtoll CR3 CTSIE LL_USART_IsEnabledIT_CTS
Anna Bridge 160:5571c4ff569f 2309 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2310 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2311 */
Anna Bridge 160:5571c4ff569f 2312 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_CTS(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2313 {
Anna Bridge 160:5571c4ff569f 2314 return (READ_BIT(USARTx->CR3, USART_CR3_CTSIE) == (USART_CR3_CTSIE));
Anna Bridge 160:5571c4ff569f 2315 }
Anna Bridge 160:5571c4ff569f 2316
Anna Bridge 160:5571c4ff569f 2317 /**
Anna Bridge 160:5571c4ff569f 2318 * @}
Anna Bridge 160:5571c4ff569f 2319 */
Anna Bridge 160:5571c4ff569f 2320
Anna Bridge 160:5571c4ff569f 2321 /** @defgroup USART_LL_EF_DMA_Management DMA_Management
Anna Bridge 160:5571c4ff569f 2322 * @{
Anna Bridge 160:5571c4ff569f 2323 */
Anna Bridge 160:5571c4ff569f 2324
Anna Bridge 160:5571c4ff569f 2325 /**
Anna Bridge 160:5571c4ff569f 2326 * @brief Enable DMA Mode for reception
Anna Bridge 160:5571c4ff569f 2327 * @rmtoll CR3 DMAR LL_USART_EnableDMAReq_RX
Anna Bridge 160:5571c4ff569f 2328 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2329 * @retval None
Anna Bridge 160:5571c4ff569f 2330 */
Anna Bridge 160:5571c4ff569f 2331 __STATIC_INLINE void LL_USART_EnableDMAReq_RX(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2332 {
Anna Bridge 160:5571c4ff569f 2333 SET_BIT(USARTx->CR3, USART_CR3_DMAR);
Anna Bridge 160:5571c4ff569f 2334 }
Anna Bridge 160:5571c4ff569f 2335
Anna Bridge 160:5571c4ff569f 2336 /**
Anna Bridge 160:5571c4ff569f 2337 * @brief Disable DMA Mode for reception
Anna Bridge 160:5571c4ff569f 2338 * @rmtoll CR3 DMAR LL_USART_DisableDMAReq_RX
Anna Bridge 160:5571c4ff569f 2339 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2340 * @retval None
Anna Bridge 160:5571c4ff569f 2341 */
Anna Bridge 160:5571c4ff569f 2342 __STATIC_INLINE void LL_USART_DisableDMAReq_RX(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2343 {
Anna Bridge 160:5571c4ff569f 2344 CLEAR_BIT(USARTx->CR3, USART_CR3_DMAR);
Anna Bridge 160:5571c4ff569f 2345 }
Anna Bridge 160:5571c4ff569f 2346
Anna Bridge 160:5571c4ff569f 2347 /**
Anna Bridge 160:5571c4ff569f 2348 * @brief Check if DMA Mode is enabled for reception
Anna Bridge 160:5571c4ff569f 2349 * @rmtoll CR3 DMAR LL_USART_IsEnabledDMAReq_RX
Anna Bridge 160:5571c4ff569f 2350 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2351 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2352 */
Anna Bridge 160:5571c4ff569f 2353 __STATIC_INLINE uint32_t LL_USART_IsEnabledDMAReq_RX(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2354 {
Anna Bridge 160:5571c4ff569f 2355 return (READ_BIT(USARTx->CR3, USART_CR3_DMAR) == (USART_CR3_DMAR));
Anna Bridge 160:5571c4ff569f 2356 }
Anna Bridge 160:5571c4ff569f 2357
Anna Bridge 160:5571c4ff569f 2358 /**
Anna Bridge 160:5571c4ff569f 2359 * @brief Enable DMA Mode for transmission
Anna Bridge 160:5571c4ff569f 2360 * @rmtoll CR3 DMAT LL_USART_EnableDMAReq_TX
Anna Bridge 160:5571c4ff569f 2361 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2362 * @retval None
Anna Bridge 160:5571c4ff569f 2363 */
Anna Bridge 160:5571c4ff569f 2364 __STATIC_INLINE void LL_USART_EnableDMAReq_TX(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2365 {
Anna Bridge 160:5571c4ff569f 2366 SET_BIT(USARTx->CR3, USART_CR3_DMAT);
Anna Bridge 160:5571c4ff569f 2367 }
Anna Bridge 160:5571c4ff569f 2368
Anna Bridge 160:5571c4ff569f 2369 /**
Anna Bridge 160:5571c4ff569f 2370 * @brief Disable DMA Mode for transmission
Anna Bridge 160:5571c4ff569f 2371 * @rmtoll CR3 DMAT LL_USART_DisableDMAReq_TX
Anna Bridge 160:5571c4ff569f 2372 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2373 * @retval None
Anna Bridge 160:5571c4ff569f 2374 */
Anna Bridge 160:5571c4ff569f 2375 __STATIC_INLINE void LL_USART_DisableDMAReq_TX(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2376 {
Anna Bridge 160:5571c4ff569f 2377 CLEAR_BIT(USARTx->CR3, USART_CR3_DMAT);
Anna Bridge 160:5571c4ff569f 2378 }
Anna Bridge 160:5571c4ff569f 2379
Anna Bridge 160:5571c4ff569f 2380 /**
Anna Bridge 160:5571c4ff569f 2381 * @brief Check if DMA Mode is enabled for transmission
Anna Bridge 160:5571c4ff569f 2382 * @rmtoll CR3 DMAT LL_USART_IsEnabledDMAReq_TX
Anna Bridge 160:5571c4ff569f 2383 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2384 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2385 */
Anna Bridge 160:5571c4ff569f 2386 __STATIC_INLINE uint32_t LL_USART_IsEnabledDMAReq_TX(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2387 {
Anna Bridge 160:5571c4ff569f 2388 return (READ_BIT(USARTx->CR3, USART_CR3_DMAT) == (USART_CR3_DMAT));
Anna Bridge 160:5571c4ff569f 2389 }
Anna Bridge 160:5571c4ff569f 2390
Anna Bridge 160:5571c4ff569f 2391 /**
Anna Bridge 160:5571c4ff569f 2392 * @brief Get the data register address used for DMA transfer
Anna Bridge 160:5571c4ff569f 2393 * @rmtoll DR DR LL_USART_DMA_GetRegAddr
Anna Bridge 160:5571c4ff569f 2394 * @note Address of Data Register is valid for both Transmit and Receive transfers.
Anna Bridge 160:5571c4ff569f 2395 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2396 * @retval Address of data register
Anna Bridge 160:5571c4ff569f 2397 */
Anna Bridge 160:5571c4ff569f 2398 __STATIC_INLINE uint32_t LL_USART_DMA_GetRegAddr(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2399 {
Anna Bridge 160:5571c4ff569f 2400 /* return address of DR register */
Anna Bridge 160:5571c4ff569f 2401 return ((uint32_t) &(USARTx->DR));
Anna Bridge 160:5571c4ff569f 2402 }
Anna Bridge 160:5571c4ff569f 2403
Anna Bridge 160:5571c4ff569f 2404 /**
Anna Bridge 160:5571c4ff569f 2405 * @}
Anna Bridge 160:5571c4ff569f 2406 */
Anna Bridge 160:5571c4ff569f 2407
Anna Bridge 160:5571c4ff569f 2408 /** @defgroup USART_LL_EF_Data_Management Data_Management
Anna Bridge 160:5571c4ff569f 2409 * @{
Anna Bridge 160:5571c4ff569f 2410 */
Anna Bridge 160:5571c4ff569f 2411
Anna Bridge 160:5571c4ff569f 2412 /**
Anna Bridge 160:5571c4ff569f 2413 * @brief Read Receiver Data register (Receive Data value, 8 bits)
Anna Bridge 160:5571c4ff569f 2414 * @rmtoll DR DR LL_USART_ReceiveData8
Anna Bridge 160:5571c4ff569f 2415 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2416 * @retval Value between Min_Data=0x00 and Max_Data=0xFF
Anna Bridge 160:5571c4ff569f 2417 */
Anna Bridge 160:5571c4ff569f 2418 __STATIC_INLINE uint8_t LL_USART_ReceiveData8(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2419 {
Anna Bridge 160:5571c4ff569f 2420 return (uint8_t)(READ_BIT(USARTx->DR, USART_DR_DR));
Anna Bridge 160:5571c4ff569f 2421 }
Anna Bridge 160:5571c4ff569f 2422
Anna Bridge 160:5571c4ff569f 2423 /**
Anna Bridge 160:5571c4ff569f 2424 * @brief Read Receiver Data register (Receive Data value, 9 bits)
Anna Bridge 160:5571c4ff569f 2425 * @rmtoll DR DR LL_USART_ReceiveData9
Anna Bridge 160:5571c4ff569f 2426 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2427 * @retval Value between Min_Data=0x00 and Max_Data=0x1FF
Anna Bridge 160:5571c4ff569f 2428 */
Anna Bridge 160:5571c4ff569f 2429 __STATIC_INLINE uint16_t LL_USART_ReceiveData9(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2430 {
Anna Bridge 160:5571c4ff569f 2431 return (uint16_t)(READ_BIT(USARTx->DR, USART_DR_DR));
Anna Bridge 160:5571c4ff569f 2432 }
Anna Bridge 160:5571c4ff569f 2433
Anna Bridge 160:5571c4ff569f 2434 /**
Anna Bridge 160:5571c4ff569f 2435 * @brief Write in Transmitter Data Register (Transmit Data value, 8 bits)
Anna Bridge 160:5571c4ff569f 2436 * @rmtoll DR DR LL_USART_TransmitData8
Anna Bridge 160:5571c4ff569f 2437 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2438 * @param Value between Min_Data=0x00 and Max_Data=0xFF
Anna Bridge 160:5571c4ff569f 2439 * @retval None
Anna Bridge 160:5571c4ff569f 2440 */
Anna Bridge 160:5571c4ff569f 2441 __STATIC_INLINE void LL_USART_TransmitData8(USART_TypeDef *USARTx, uint8_t Value)
Anna Bridge 160:5571c4ff569f 2442 {
Anna Bridge 160:5571c4ff569f 2443 USARTx->DR = Value;
Anna Bridge 160:5571c4ff569f 2444 }
Anna Bridge 160:5571c4ff569f 2445
Anna Bridge 160:5571c4ff569f 2446 /**
Anna Bridge 160:5571c4ff569f 2447 * @brief Write in Transmitter Data Register (Transmit Data value, 9 bits)
Anna Bridge 160:5571c4ff569f 2448 * @rmtoll DR DR LL_USART_TransmitData9
Anna Bridge 160:5571c4ff569f 2449 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2450 * @param Value between Min_Data=0x00 and Max_Data=0x1FF
Anna Bridge 160:5571c4ff569f 2451 * @retval None
Anna Bridge 160:5571c4ff569f 2452 */
Anna Bridge 160:5571c4ff569f 2453 __STATIC_INLINE void LL_USART_TransmitData9(USART_TypeDef *USARTx, uint16_t Value)
Anna Bridge 160:5571c4ff569f 2454 {
Anna Bridge 160:5571c4ff569f 2455 USARTx->DR = Value & 0x1FFU;
Anna Bridge 160:5571c4ff569f 2456 }
Anna Bridge 160:5571c4ff569f 2457
Anna Bridge 160:5571c4ff569f 2458 /**
Anna Bridge 160:5571c4ff569f 2459 * @}
Anna Bridge 160:5571c4ff569f 2460 */
Anna Bridge 160:5571c4ff569f 2461
Anna Bridge 160:5571c4ff569f 2462 /** @defgroup USART_LL_EF_Execution Execution
Anna Bridge 160:5571c4ff569f 2463 * @{
Anna Bridge 160:5571c4ff569f 2464 */
Anna Bridge 160:5571c4ff569f 2465
Anna Bridge 160:5571c4ff569f 2466 /**
Anna Bridge 160:5571c4ff569f 2467 * @brief Request Break sending
Anna Bridge 160:5571c4ff569f 2468 * @rmtoll CR1 SBK LL_USART_RequestBreakSending
Anna Bridge 160:5571c4ff569f 2469 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2470 * @retval None
Anna Bridge 160:5571c4ff569f 2471 */
Anna Bridge 160:5571c4ff569f 2472 __STATIC_INLINE void LL_USART_RequestBreakSending(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2473 {
Anna Bridge 160:5571c4ff569f 2474 SET_BIT(USARTx->CR1, USART_CR1_SBK);
Anna Bridge 160:5571c4ff569f 2475 }
Anna Bridge 160:5571c4ff569f 2476
Anna Bridge 160:5571c4ff569f 2477 /**
Anna Bridge 160:5571c4ff569f 2478 * @brief Put USART in Mute mode
Anna Bridge 160:5571c4ff569f 2479 * @rmtoll CR1 RWU LL_USART_RequestEnterMuteMode
Anna Bridge 160:5571c4ff569f 2480 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2481 * @retval None
Anna Bridge 160:5571c4ff569f 2482 */
Anna Bridge 160:5571c4ff569f 2483 __STATIC_INLINE void LL_USART_RequestEnterMuteMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2484 {
Anna Bridge 160:5571c4ff569f 2485 SET_BIT(USARTx->CR1, USART_CR1_RWU);
Anna Bridge 160:5571c4ff569f 2486 }
Anna Bridge 160:5571c4ff569f 2487
Anna Bridge 160:5571c4ff569f 2488 /**
Anna Bridge 160:5571c4ff569f 2489 * @brief Put USART in Active mode
Anna Bridge 160:5571c4ff569f 2490 * @rmtoll CR1 RWU LL_USART_RequestExitMuteMode
Anna Bridge 160:5571c4ff569f 2491 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2492 * @retval None
Anna Bridge 160:5571c4ff569f 2493 */
Anna Bridge 160:5571c4ff569f 2494 __STATIC_INLINE void LL_USART_RequestExitMuteMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2495 {
Anna Bridge 160:5571c4ff569f 2496 CLEAR_BIT(USARTx->CR1, USART_CR1_RWU);
Anna Bridge 160:5571c4ff569f 2497 }
Anna Bridge 160:5571c4ff569f 2498
Anna Bridge 160:5571c4ff569f 2499 /**
Anna Bridge 160:5571c4ff569f 2500 * @}
Anna Bridge 160:5571c4ff569f 2501 */
Anna Bridge 160:5571c4ff569f 2502
Anna Bridge 160:5571c4ff569f 2503 #if defined(USE_FULL_LL_DRIVER)
Anna Bridge 160:5571c4ff569f 2504 /** @defgroup USART_LL_EF_Init Initialization and de-initialization functions
Anna Bridge 160:5571c4ff569f 2505 * @{
Anna Bridge 160:5571c4ff569f 2506 */
Anna Bridge 160:5571c4ff569f 2507 ErrorStatus LL_USART_DeInit(USART_TypeDef *USARTx);
Anna Bridge 160:5571c4ff569f 2508 ErrorStatus LL_USART_Init(USART_TypeDef *USARTx, LL_USART_InitTypeDef *USART_InitStruct);
Anna Bridge 160:5571c4ff569f 2509 void LL_USART_StructInit(LL_USART_InitTypeDef *USART_InitStruct);
Anna Bridge 160:5571c4ff569f 2510 ErrorStatus LL_USART_ClockInit(USART_TypeDef *USARTx, LL_USART_ClockInitTypeDef *USART_ClockInitStruct);
Anna Bridge 160:5571c4ff569f 2511 void LL_USART_ClockStructInit(LL_USART_ClockInitTypeDef *USART_ClockInitStruct);
Anna Bridge 160:5571c4ff569f 2512 /**
Anna Bridge 160:5571c4ff569f 2513 * @}
Anna Bridge 160:5571c4ff569f 2514 */
Anna Bridge 160:5571c4ff569f 2515 #endif /* USE_FULL_LL_DRIVER */
Anna Bridge 160:5571c4ff569f 2516
Anna Bridge 160:5571c4ff569f 2517 /**
Anna Bridge 160:5571c4ff569f 2518 * @}
Anna Bridge 160:5571c4ff569f 2519 */
Anna Bridge 160:5571c4ff569f 2520
Anna Bridge 160:5571c4ff569f 2521 /**
Anna Bridge 160:5571c4ff569f 2522 * @}
Anna Bridge 160:5571c4ff569f 2523 */
Anna Bridge 160:5571c4ff569f 2524
Anna Bridge 160:5571c4ff569f 2525 #endif /* USART1 || USART2 || USART3 || USART6 || UART4 || UART5 || UART7 || UART8 || UART9 || UART10 */
Anna Bridge 160:5571c4ff569f 2526
Anna Bridge 160:5571c4ff569f 2527 /**
Anna Bridge 160:5571c4ff569f 2528 * @}
Anna Bridge 160:5571c4ff569f 2529 */
Anna Bridge 160:5571c4ff569f 2530
Anna Bridge 160:5571c4ff569f 2531 #ifdef __cplusplus
Anna Bridge 160:5571c4ff569f 2532 }
Anna Bridge 160:5571c4ff569f 2533 #endif
Anna Bridge 160:5571c4ff569f 2534
Anna Bridge 160:5571c4ff569f 2535 #endif /* __STM32F4xx_LL_USART_H */
Anna Bridge 160:5571c4ff569f 2536
Anna Bridge 160:5571c4ff569f 2537 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/