mbed official / mbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Dependents:   hello SerialTestv11 SerialTestv12 Sierpinski ... more

mbed 2

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

TARGET_NUCLEO_F413ZH/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_ll_usart.h@160:5571c4ff569f, 2018-01-17 (annotated)

Committer:
Anna Bridge
Date:
Wed Jan 17 16:13:02 2018 +0000
Revision:
160:5571c4ff569f
Child:
163:e59c8e839560
mbed library. Release version 158

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 * @version V1.7.1
Anna Bridge 160:5571c4ff569f 6 * @date 14-April-2017
Anna Bridge 160:5571c4ff569f 7 * @brief Header file of USART LL module.
Anna Bridge 160:5571c4ff569f 8 ******************************************************************************
Anna Bridge 160:5571c4ff569f 9 * @attention
Anna Bridge 160:5571c4ff569f 10 *
Anna Bridge 160:5571c4ff569f 11 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
Anna Bridge 160:5571c4ff569f 12 *
Anna Bridge 160:5571c4ff569f 13 * Redistribution and use in source and binary forms, with or without modification,
Anna Bridge 160:5571c4ff569f 14 * are permitted provided that the following conditions are met:
Anna Bridge 160:5571c4ff569f 15 * 1. Redistributions of source code must retain the above copyright notice,
Anna Bridge 160:5571c4ff569f 16 * this list of conditions and the following disclaimer.
Anna Bridge 160:5571c4ff569f 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
Anna Bridge 160:5571c4ff569f 18 * this list of conditions and the following disclaimer in the documentation
Anna Bridge 160:5571c4ff569f 19 * and/or other materials provided with the distribution.
Anna Bridge 160:5571c4ff569f 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
Anna Bridge 160:5571c4ff569f 21 * may be used to endorse or promote products derived from this software
Anna Bridge 160:5571c4ff569f 22 * without specific prior written permission.
Anna Bridge 160:5571c4ff569f 23 *
Anna Bridge 160:5571c4ff569f 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
Anna Bridge 160:5571c4ff569f 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
Anna Bridge 160:5571c4ff569f 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Anna Bridge 160:5571c4ff569f 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
Anna Bridge 160:5571c4ff569f 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
Anna Bridge 160:5571c4ff569f 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
Anna Bridge 160:5571c4ff569f 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
Anna Bridge 160:5571c4ff569f 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
Anna Bridge 160:5571c4ff569f 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
Anna Bridge 160:5571c4ff569f 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Anna Bridge 160:5571c4ff569f 34 *
Anna Bridge 160:5571c4ff569f 35 ******************************************************************************
Anna Bridge 160:5571c4ff569f 36 */
Anna Bridge 160:5571c4ff569f 37
Anna Bridge 160:5571c4ff569f 38 /* Define to prevent recursive inclusion -------------------------------------*/
Anna Bridge 160:5571c4ff569f 39 #ifndef __STM32F4xx_LL_USART_H
Anna Bridge 160:5571c4ff569f 40 #define __STM32F4xx_LL_USART_H
Anna Bridge 160:5571c4ff569f 41
Anna Bridge 160:5571c4ff569f 42 #ifdef __cplusplus
Anna Bridge 160:5571c4ff569f 43 extern "C" {
Anna Bridge 160:5571c4ff569f 44 #endif
Anna Bridge 160:5571c4ff569f 45
Anna Bridge 160:5571c4ff569f 46 /* Includes ------------------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 47 #include "stm32f4xx.h"
Anna Bridge 160:5571c4ff569f 48
Anna Bridge 160:5571c4ff569f 49 /** @addtogroup STM32F4xx_LL_Driver
Anna Bridge 160:5571c4ff569f 50 * @{
Anna Bridge 160:5571c4ff569f 51 */
Anna Bridge 160:5571c4ff569f 52
Anna Bridge 160:5571c4ff569f 53 #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 54
Anna Bridge 160:5571c4ff569f 55 /** @defgroup USART_LL USART
Anna Bridge 160:5571c4ff569f 56 * @{
Anna Bridge 160:5571c4ff569f 57 */
Anna Bridge 160:5571c4ff569f 58
Anna Bridge 160:5571c4ff569f 59 /* Private types -------------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 60 /* Private variables ---------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 61
Anna Bridge 160:5571c4ff569f 62 /* Private constants ---------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 63 /** @defgroup USART_LL_Private_Constants USART Private Constants
Anna Bridge 160:5571c4ff569f 64 * @{
Anna Bridge 160:5571c4ff569f 65 */
Anna Bridge 160:5571c4ff569f 66
Anna Bridge 160:5571c4ff569f 67 /* Defines used for the bit position in the register and perform offsets*/
Anna Bridge 160:5571c4ff569f 68 #define USART_POSITION_GTPR_GT USART_GTPR_GT_Pos
Anna Bridge 160:5571c4ff569f 69 /**
Anna Bridge 160:5571c4ff569f 70 * @}
Anna Bridge 160:5571c4ff569f 71 */
Anna Bridge 160:5571c4ff569f 72
Anna Bridge 160:5571c4ff569f 73 /* Private macros ------------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 74 #if defined(USE_FULL_LL_DRIVER)
Anna Bridge 160:5571c4ff569f 75 /** @defgroup USART_LL_Private_Macros USART Private Macros
Anna Bridge 160:5571c4ff569f 76 * @{
Anna Bridge 160:5571c4ff569f 77 */
Anna Bridge 160:5571c4ff569f 78 /**
Anna Bridge 160:5571c4ff569f 79 * @}
Anna Bridge 160:5571c4ff569f 80 */
Anna Bridge 160:5571c4ff569f 81 #endif /*USE_FULL_LL_DRIVER*/
Anna Bridge 160:5571c4ff569f 82
Anna Bridge 160:5571c4ff569f 83 /* Exported types ------------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 84 #if defined(USE_FULL_LL_DRIVER)
Anna Bridge 160:5571c4ff569f 85 /** @defgroup USART_LL_ES_INIT USART Exported Init structures
Anna Bridge 160:5571c4ff569f 86 * @{
Anna Bridge 160:5571c4ff569f 87 */
Anna Bridge 160:5571c4ff569f 88
Anna Bridge 160:5571c4ff569f 89 /**
Anna Bridge 160:5571c4ff569f 90 * @brief LL USART Init Structure definition
Anna Bridge 160:5571c4ff569f 91 */
Anna Bridge 160:5571c4ff569f 92 typedef struct
Anna Bridge 160:5571c4ff569f 93 {
Anna Bridge 160:5571c4ff569f 94 uint32_t BaudRate; /*!< This field defines expected Usart communication baud rate.
Anna Bridge 160:5571c4ff569f 95
Anna Bridge 160:5571c4ff569f 96 This feature can be modified afterwards using unitary function @ref LL_USART_SetBaudRate().*/
Anna Bridge 160:5571c4ff569f 97
Anna Bridge 160:5571c4ff569f 98 uint32_t DataWidth; /*!< Specifies the number of data bits transmitted or received in a frame.
Anna Bridge 160:5571c4ff569f 99 This parameter can be a value of @ref USART_LL_EC_DATAWIDTH.
Anna Bridge 160:5571c4ff569f 100
Anna Bridge 160:5571c4ff569f 101 This feature can be modified afterwards using unitary function @ref LL_USART_SetDataWidth().*/
Anna Bridge 160:5571c4ff569f 102
Anna Bridge 160:5571c4ff569f 103 uint32_t StopBits; /*!< Specifies the number of stop bits transmitted.
Anna Bridge 160:5571c4ff569f 104 This parameter can be a value of @ref USART_LL_EC_STOPBITS.
Anna Bridge 160:5571c4ff569f 105
Anna Bridge 160:5571c4ff569f 106 This feature can be modified afterwards using unitary function @ref LL_USART_SetStopBitsLength().*/
Anna Bridge 160:5571c4ff569f 107
Anna Bridge 160:5571c4ff569f 108 uint32_t Parity; /*!< Specifies the parity mode.
Anna Bridge 160:5571c4ff569f 109 This parameter can be a value of @ref USART_LL_EC_PARITY.
Anna Bridge 160:5571c4ff569f 110
Anna Bridge 160:5571c4ff569f 111 This feature can be modified afterwards using unitary function @ref LL_USART_SetParity().*/
Anna Bridge 160:5571c4ff569f 112
Anna Bridge 160:5571c4ff569f 113 uint32_t TransferDirection; /*!< Specifies whether the Receive and/or Transmit mode is enabled or disabled.
Anna Bridge 160:5571c4ff569f 114 This parameter can be a value of @ref USART_LL_EC_DIRECTION.
Anna Bridge 160:5571c4ff569f 115
Anna Bridge 160:5571c4ff569f 116 This feature can be modified afterwards using unitary function @ref LL_USART_SetTransferDirection().*/
Anna Bridge 160:5571c4ff569f 117
Anna Bridge 160:5571c4ff569f 118 uint32_t HardwareFlowControl; /*!< Specifies whether the hardware flow control mode is enabled or disabled.
Anna Bridge 160:5571c4ff569f 119 This parameter can be a value of @ref USART_LL_EC_HWCONTROL.
Anna Bridge 160:5571c4ff569f 120
Anna Bridge 160:5571c4ff569f 121 This feature can be modified afterwards using unitary function @ref LL_USART_SetHWFlowCtrl().*/
Anna Bridge 160:5571c4ff569f 122
Anna Bridge 160:5571c4ff569f 123 uint32_t OverSampling; /*!< Specifies whether USART oversampling mode is 16 or 8.
Anna Bridge 160:5571c4ff569f 124 This parameter can be a value of @ref USART_LL_EC_OVERSAMPLING.
Anna Bridge 160:5571c4ff569f 125
Anna Bridge 160:5571c4ff569f 126 This feature can be modified afterwards using unitary function @ref LL_USART_SetOverSampling().*/
Anna Bridge 160:5571c4ff569f 127
Anna Bridge 160:5571c4ff569f 128 } LL_USART_InitTypeDef;
Anna Bridge 160:5571c4ff569f 129
Anna Bridge 160:5571c4ff569f 130 /**
Anna Bridge 160:5571c4ff569f 131 * @brief LL USART Clock Init Structure definition
Anna Bridge 160:5571c4ff569f 132 */
Anna Bridge 160:5571c4ff569f 133 typedef struct
Anna Bridge 160:5571c4ff569f 134 {
Anna Bridge 160:5571c4ff569f 135 uint32_t ClockOutput; /*!< Specifies whether the USART clock is enabled or disabled.
Anna Bridge 160:5571c4ff569f 136 This parameter can be a value of @ref USART_LL_EC_CLOCK.
Anna Bridge 160:5571c4ff569f 137
Anna Bridge 160:5571c4ff569f 138 USART HW configuration can be modified afterwards using unitary functions
Anna Bridge 160:5571c4ff569f 139 @ref LL_USART_EnableSCLKOutput() or @ref LL_USART_DisableSCLKOutput().
Anna Bridge 160:5571c4ff569f 140 For more details, refer to description of this function. */
Anna Bridge 160:5571c4ff569f 141
Anna Bridge 160:5571c4ff569f 142 uint32_t ClockPolarity; /*!< Specifies the steady state of the serial clock.
Anna Bridge 160:5571c4ff569f 143 This parameter can be a value of @ref USART_LL_EC_POLARITY.
Anna Bridge 160:5571c4ff569f 144
Anna Bridge 160:5571c4ff569f 145 USART HW configuration can be modified afterwards using unitary functions @ref LL_USART_SetClockPolarity().
Anna Bridge 160:5571c4ff569f 146 For more details, refer to description of this function. */
Anna Bridge 160:5571c4ff569f 147
Anna Bridge 160:5571c4ff569f 148 uint32_t ClockPhase; /*!< Specifies the clock transition on which the bit capture is made.
Anna Bridge 160:5571c4ff569f 149 This parameter can be a value of @ref USART_LL_EC_PHASE.
Anna Bridge 160:5571c4ff569f 150
Anna Bridge 160:5571c4ff569f 151 USART HW configuration can be modified afterwards using unitary functions @ref LL_USART_SetClockPhase().
Anna Bridge 160:5571c4ff569f 152 For more details, refer to description of this function. */
Anna Bridge 160:5571c4ff569f 153
Anna Bridge 160:5571c4ff569f 154 uint32_t LastBitClockPulse; /*!< Specifies whether the clock pulse corresponding to the last transmitted
Anna Bridge 160:5571c4ff569f 155 data bit (MSB) has to be output on the SCLK pin in synchronous mode.
Anna Bridge 160:5571c4ff569f 156 This parameter can be a value of @ref USART_LL_EC_LASTCLKPULSE.
Anna Bridge 160:5571c4ff569f 157
Anna Bridge 160:5571c4ff569f 158 USART HW configuration can be modified afterwards using unitary functions @ref LL_USART_SetLastClkPulseOutput().
Anna Bridge 160:5571c4ff569f 159 For more details, refer to description of this function. */
Anna Bridge 160:5571c4ff569f 160
Anna Bridge 160:5571c4ff569f 161 } LL_USART_ClockInitTypeDef;
Anna Bridge 160:5571c4ff569f 162
Anna Bridge 160:5571c4ff569f 163 /**
Anna Bridge 160:5571c4ff569f 164 * @}
Anna Bridge 160:5571c4ff569f 165 */
Anna Bridge 160:5571c4ff569f 166 #endif /* USE_FULL_LL_DRIVER */
Anna Bridge 160:5571c4ff569f 167
Anna Bridge 160:5571c4ff569f 168 /* Exported constants --------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 169 /** @defgroup USART_LL_Exported_Constants USART Exported Constants
Anna Bridge 160:5571c4ff569f 170 * @{
Anna Bridge 160:5571c4ff569f 171 */
Anna Bridge 160:5571c4ff569f 172
Anna Bridge 160:5571c4ff569f 173 /** @defgroup USART_LL_EC_GET_FLAG Get Flags Defines
Anna Bridge 160:5571c4ff569f 174 * @brief Flags defines which can be used with LL_USART_ReadReg function
Anna Bridge 160:5571c4ff569f 175 * @{
Anna Bridge 160:5571c4ff569f 176 */
Anna Bridge 160:5571c4ff569f 177 #define LL_USART_SR_PE USART_SR_PE /*!< Parity error flag */
Anna Bridge 160:5571c4ff569f 178 #define LL_USART_SR_FE USART_SR_FE /*!< Framing error flag */
Anna Bridge 160:5571c4ff569f 179 #define LL_USART_SR_NE USART_SR_NE /*!< Noise detected flag */
Anna Bridge 160:5571c4ff569f 180 #define LL_USART_SR_ORE USART_SR_ORE /*!< Overrun error flag */
Anna Bridge 160:5571c4ff569f 181 #define LL_USART_SR_IDLE USART_SR_IDLE /*!< Idle line detected flag */
Anna Bridge 160:5571c4ff569f 182 #define LL_USART_SR_RXNE USART_SR_RXNE /*!< Read data register not empty flag */
Anna Bridge 160:5571c4ff569f 183 #define LL_USART_SR_TC USART_SR_TC /*!< Transmission complete flag */
Anna Bridge 160:5571c4ff569f 184 #define LL_USART_SR_TXE USART_SR_TXE /*!< Transmit data register empty flag */
Anna Bridge 160:5571c4ff569f 185 #define LL_USART_SR_LBD USART_SR_LBD /*!< LIN break detection flag */
Anna Bridge 160:5571c4ff569f 186 #define LL_USART_SR_CTS USART_SR_CTS /*!< CTS flag */
Anna Bridge 160:5571c4ff569f 187 /**
Anna Bridge 160:5571c4ff569f 188 * @}
Anna Bridge 160:5571c4ff569f 189 */
Anna Bridge 160:5571c4ff569f 190
Anna Bridge 160:5571c4ff569f 191 /** @defgroup USART_LL_EC_IT IT Defines
Anna Bridge 160:5571c4ff569f 192 * @brief IT defines which can be used with LL_USART_ReadReg and LL_USART_WriteReg functions
Anna Bridge 160:5571c4ff569f 193 * @{
Anna Bridge 160:5571c4ff569f 194 */
Anna Bridge 160:5571c4ff569f 195 #define LL_USART_CR1_IDLEIE USART_CR1_IDLEIE /*!< IDLE interrupt enable */
Anna Bridge 160:5571c4ff569f 196 #define LL_USART_CR1_RXNEIE USART_CR1_RXNEIE /*!< Read data register not empty interrupt enable */
Anna Bridge 160:5571c4ff569f 197 #define LL_USART_CR1_TCIE USART_CR1_TCIE /*!< Transmission complete interrupt enable */
Anna Bridge 160:5571c4ff569f 198 #define LL_USART_CR1_TXEIE USART_CR1_TXEIE /*!< Transmit data register empty interrupt enable */
Anna Bridge 160:5571c4ff569f 199 #define LL_USART_CR1_PEIE USART_CR1_PEIE /*!< Parity error */
Anna Bridge 160:5571c4ff569f 200 #define LL_USART_CR2_LBDIE USART_CR2_LBDIE /*!< LIN break detection interrupt enable */
Anna Bridge 160:5571c4ff569f 201 #define LL_USART_CR3_EIE USART_CR3_EIE /*!< Error interrupt enable */
Anna Bridge 160:5571c4ff569f 202 #define LL_USART_CR3_CTSIE USART_CR3_CTSIE /*!< CTS interrupt enable */
Anna Bridge 160:5571c4ff569f 203 /**
Anna Bridge 160:5571c4ff569f 204 * @}
Anna Bridge 160:5571c4ff569f 205 */
Anna Bridge 160:5571c4ff569f 206
Anna Bridge 160:5571c4ff569f 207 /** @defgroup USART_LL_EC_DIRECTION Communication Direction
Anna Bridge 160:5571c4ff569f 208 * @{
Anna Bridge 160:5571c4ff569f 209 */
Anna Bridge 160:5571c4ff569f 210 #define LL_USART_DIRECTION_NONE 0x00000000U /*!< Transmitter and Receiver are disabled */
Anna Bridge 160:5571c4ff569f 211 #define LL_USART_DIRECTION_RX USART_CR1_RE /*!< Transmitter is disabled and Receiver is enabled */
Anna Bridge 160:5571c4ff569f 212 #define LL_USART_DIRECTION_TX USART_CR1_TE /*!< Transmitter is enabled and Receiver is disabled */
Anna Bridge 160:5571c4ff569f 213 #define LL_USART_DIRECTION_TX_RX (USART_CR1_TE |USART_CR1_RE) /*!< Transmitter and Receiver are enabled */
Anna Bridge 160:5571c4ff569f 214 /**
Anna Bridge 160:5571c4ff569f 215 * @}
Anna Bridge 160:5571c4ff569f 216 */
Anna Bridge 160:5571c4ff569f 217
Anna Bridge 160:5571c4ff569f 218 /** @defgroup USART_LL_EC_PARITY Parity Control
Anna Bridge 160:5571c4ff569f 219 * @{
Anna Bridge 160:5571c4ff569f 220 */
Anna Bridge 160:5571c4ff569f 221 #define LL_USART_PARITY_NONE 0x00000000U /*!< Parity control disabled */
Anna Bridge 160:5571c4ff569f 222 #define LL_USART_PARITY_EVEN USART_CR1_PCE /*!< Parity control enabled and Even Parity is selected */
Anna Bridge 160:5571c4ff569f 223 #define LL_USART_PARITY_ODD (USART_CR1_PCE | USART_CR1_PS) /*!< Parity control enabled and Odd Parity is selected */
Anna Bridge 160:5571c4ff569f 224 /**
Anna Bridge 160:5571c4ff569f 225 * @}
Anna Bridge 160:5571c4ff569f 226 */
Anna Bridge 160:5571c4ff569f 227
Anna Bridge 160:5571c4ff569f 228 /** @defgroup USART_LL_EC_WAKEUP Wakeup
Anna Bridge 160:5571c4ff569f 229 * @{
Anna Bridge 160:5571c4ff569f 230 */
Anna Bridge 160:5571c4ff569f 231 #define LL_USART_WAKEUP_IDLELINE 0x00000000U /*!< USART wake up from Mute mode on Idle Line */
Anna Bridge 160:5571c4ff569f 232 #define LL_USART_WAKEUP_ADDRESSMARK USART_CR1_WAKE /*!< USART wake up from Mute mode on Address Mark */
Anna Bridge 160:5571c4ff569f 233 /**
Anna Bridge 160:5571c4ff569f 234 * @}
Anna Bridge 160:5571c4ff569f 235 */
Anna Bridge 160:5571c4ff569f 236
Anna Bridge 160:5571c4ff569f 237 /** @defgroup USART_LL_EC_DATAWIDTH Datawidth
Anna Bridge 160:5571c4ff569f 238 * @{
Anna Bridge 160:5571c4ff569f 239 */
Anna Bridge 160:5571c4ff569f 240 #define LL_USART_DATAWIDTH_8B 0x00000000U /*!< 8 bits word length : Start bit, 8 data bits, n stop bits */
Anna Bridge 160:5571c4ff569f 241 #define LL_USART_DATAWIDTH_9B USART_CR1_M /*!< 9 bits word length : Start bit, 9 data bits, n stop bits */
Anna Bridge 160:5571c4ff569f 242 /**
Anna Bridge 160:5571c4ff569f 243 * @}
Anna Bridge 160:5571c4ff569f 244 */
Anna Bridge 160:5571c4ff569f 245
Anna Bridge 160:5571c4ff569f 246 /** @defgroup USART_LL_EC_OVERSAMPLING Oversampling
Anna Bridge 160:5571c4ff569f 247 * @{
Anna Bridge 160:5571c4ff569f 248 */
Anna Bridge 160:5571c4ff569f 249 #define LL_USART_OVERSAMPLING_16 0x00000000U /*!< Oversampling by 16 */
Anna Bridge 160:5571c4ff569f 250 #define LL_USART_OVERSAMPLING_8 USART_CR1_OVER8 /*!< Oversampling by 8 */
Anna Bridge 160:5571c4ff569f 251 /**
Anna Bridge 160:5571c4ff569f 252 * @}
Anna Bridge 160:5571c4ff569f 253 */
Anna Bridge 160:5571c4ff569f 254
Anna Bridge 160:5571c4ff569f 255 #if defined(USE_FULL_LL_DRIVER)
Anna Bridge 160:5571c4ff569f 256 /** @defgroup USART_LL_EC_CLOCK Clock Signal
Anna Bridge 160:5571c4ff569f 257 * @{
Anna Bridge 160:5571c4ff569f 258 */
Anna Bridge 160:5571c4ff569f 259
Anna Bridge 160:5571c4ff569f 260 #define LL_USART_CLOCK_DISABLE 0x00000000U /*!< Clock signal not provided */
Anna Bridge 160:5571c4ff569f 261 #define LL_USART_CLOCK_ENABLE USART_CR2_CLKEN /*!< Clock signal provided */
Anna Bridge 160:5571c4ff569f 262 /**
Anna Bridge 160:5571c4ff569f 263 * @}
Anna Bridge 160:5571c4ff569f 264 */
Anna Bridge 160:5571c4ff569f 265 #endif /*USE_FULL_LL_DRIVER*/
Anna Bridge 160:5571c4ff569f 266
Anna Bridge 160:5571c4ff569f 267 /** @defgroup USART_LL_EC_LASTCLKPULSE Last Clock Pulse
Anna Bridge 160:5571c4ff569f 268 * @{
Anna Bridge 160:5571c4ff569f 269 */
Anna Bridge 160:5571c4ff569f 270 #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 271 #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 272 /**
Anna Bridge 160:5571c4ff569f 273 * @}
Anna Bridge 160:5571c4ff569f 274 */
Anna Bridge 160:5571c4ff569f 275
Anna Bridge 160:5571c4ff569f 276 /** @defgroup USART_LL_EC_PHASE Clock Phase
Anna Bridge 160:5571c4ff569f 277 * @{
Anna Bridge 160:5571c4ff569f 278 */
Anna Bridge 160:5571c4ff569f 279 #define LL_USART_PHASE_1EDGE 0x00000000U /*!< The first clock transition is the first data capture edge */
Anna Bridge 160:5571c4ff569f 280 #define LL_USART_PHASE_2EDGE USART_CR2_CPHA /*!< The second clock transition is the first data capture edge */
Anna Bridge 160:5571c4ff569f 281 /**
Anna Bridge 160:5571c4ff569f 282 * @}
Anna Bridge 160:5571c4ff569f 283 */
Anna Bridge 160:5571c4ff569f 284
Anna Bridge 160:5571c4ff569f 285 /** @defgroup USART_LL_EC_POLARITY Clock Polarity
Anna Bridge 160:5571c4ff569f 286 * @{
Anna Bridge 160:5571c4ff569f 287 */
Anna Bridge 160:5571c4ff569f 288 #define LL_USART_POLARITY_LOW 0x00000000U /*!< Steady low value on SCLK pin outside transmission window*/
Anna Bridge 160:5571c4ff569f 289 #define LL_USART_POLARITY_HIGH USART_CR2_CPOL /*!< Steady high value on SCLK pin outside transmission window */
Anna Bridge 160:5571c4ff569f 290 /**
Anna Bridge 160:5571c4ff569f 291 * @}
Anna Bridge 160:5571c4ff569f 292 */
Anna Bridge 160:5571c4ff569f 293
Anna Bridge 160:5571c4ff569f 294 /** @defgroup USART_LL_EC_STOPBITS Stop Bits
Anna Bridge 160:5571c4ff569f 295 * @{
Anna Bridge 160:5571c4ff569f 296 */
Anna Bridge 160:5571c4ff569f 297 #define LL_USART_STOPBITS_0_5 USART_CR2_STOP_0 /*!< 0.5 stop bit */
Anna Bridge 160:5571c4ff569f 298 #define LL_USART_STOPBITS_1 0x00000000U /*!< 1 stop bit */
Anna Bridge 160:5571c4ff569f 299 #define LL_USART_STOPBITS_1_5 (USART_CR2_STOP_0 | USART_CR2_STOP_1) /*!< 1.5 stop bits */
Anna Bridge 160:5571c4ff569f 300 #define LL_USART_STOPBITS_2 USART_CR2_STOP_1 /*!< 2 stop bits */
Anna Bridge 160:5571c4ff569f 301 /**
Anna Bridge 160:5571c4ff569f 302 * @}
Anna Bridge 160:5571c4ff569f 303 */
Anna Bridge 160:5571c4ff569f 304
Anna Bridge 160:5571c4ff569f 305 /** @defgroup USART_LL_EC_HWCONTROL Hardware Control
Anna Bridge 160:5571c4ff569f 306 * @{
Anna Bridge 160:5571c4ff569f 307 */
Anna Bridge 160:5571c4ff569f 308 #define LL_USART_HWCONTROL_NONE 0x00000000U /*!< CTS and RTS hardware flow control disabled */
Anna Bridge 160:5571c4ff569f 309 #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 310 #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 311 #define LL_USART_HWCONTROL_RTS_CTS (USART_CR3_RTSE | USART_CR3_CTSE) /*!< CTS and RTS hardware flow control enabled */
Anna Bridge 160:5571c4ff569f 312 /**
Anna Bridge 160:5571c4ff569f 313 * @}
Anna Bridge 160:5571c4ff569f 314 */
Anna Bridge 160:5571c4ff569f 315
Anna Bridge 160:5571c4ff569f 316 /** @defgroup USART_LL_EC_IRDA_POWER IrDA Power
Anna Bridge 160:5571c4ff569f 317 * @{
Anna Bridge 160:5571c4ff569f 318 */
Anna Bridge 160:5571c4ff569f 319 #define LL_USART_IRDA_POWER_NORMAL 0x00000000U /*!< IrDA normal power mode */
Anna Bridge 160:5571c4ff569f 320 #define LL_USART_IRDA_POWER_LOW USART_CR3_IRLP /*!< IrDA low power mode */
Anna Bridge 160:5571c4ff569f 321 /**
Anna Bridge 160:5571c4ff569f 322 * @}
Anna Bridge 160:5571c4ff569f 323 */
Anna Bridge 160:5571c4ff569f 324
Anna Bridge 160:5571c4ff569f 325 /** @defgroup USART_LL_EC_LINBREAK_DETECT LIN Break Detection Length
Anna Bridge 160:5571c4ff569f 326 * @{
Anna Bridge 160:5571c4ff569f 327 */
Anna Bridge 160:5571c4ff569f 328 #define LL_USART_LINBREAK_DETECT_10B 0x00000000U /*!< 10-bit break detection method selected */
Anna Bridge 160:5571c4ff569f 329 #define LL_USART_LINBREAK_DETECT_11B USART_CR2_LBDL /*!< 11-bit break detection method selected */
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 */
Anna Bridge 160:5571c4ff569f 337
Anna Bridge 160:5571c4ff569f 338 /* Exported macro ------------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 339 /** @defgroup USART_LL_Exported_Macros USART Exported Macros
Anna Bridge 160:5571c4ff569f 340 * @{
Anna Bridge 160:5571c4ff569f 341 */
Anna Bridge 160:5571c4ff569f 342
Anna Bridge 160:5571c4ff569f 343 /** @defgroup USART_LL_EM_WRITE_READ Common Write and read registers Macros
Anna Bridge 160:5571c4ff569f 344 * @{
Anna Bridge 160:5571c4ff569f 345 */
Anna Bridge 160:5571c4ff569f 346
Anna Bridge 160:5571c4ff569f 347 /**
Anna Bridge 160:5571c4ff569f 348 * @brief Write a value in USART register
Anna Bridge 160:5571c4ff569f 349 * @param __INSTANCE__ USART Instance
Anna Bridge 160:5571c4ff569f 350 * @param __REG__ Register to be written
Anna Bridge 160:5571c4ff569f 351 * @param __VALUE__ Value to be written in the register
Anna Bridge 160:5571c4ff569f 352 * @retval None
Anna Bridge 160:5571c4ff569f 353 */
Anna Bridge 160:5571c4ff569f 354 #define LL_USART_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
Anna Bridge 160:5571c4ff569f 355
Anna Bridge 160:5571c4ff569f 356 /**
Anna Bridge 160:5571c4ff569f 357 * @brief Read a value in USART register
Anna Bridge 160:5571c4ff569f 358 * @param __INSTANCE__ USART Instance
Anna Bridge 160:5571c4ff569f 359 * @param __REG__ Register to be read
Anna Bridge 160:5571c4ff569f 360 * @retval Register value
Anna Bridge 160:5571c4ff569f 361 */
Anna Bridge 160:5571c4ff569f 362 #define LL_USART_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
Anna Bridge 160:5571c4ff569f 363 /**
Anna Bridge 160:5571c4ff569f 364 * @}
Anna Bridge 160:5571c4ff569f 365 */
Anna Bridge 160:5571c4ff569f 366
Anna Bridge 160:5571c4ff569f 367 /** @defgroup USART_LL_EM_Exported_Macros_Helper Exported_Macros_Helper
Anna Bridge 160:5571c4ff569f 368 * @{
Anna Bridge 160:5571c4ff569f 369 */
Anna Bridge 160:5571c4ff569f 370
Anna Bridge 160:5571c4ff569f 371 /**
Anna Bridge 160:5571c4ff569f 372 * @brief Compute USARTDIV value according to Peripheral Clock and
Anna Bridge 160:5571c4ff569f 373 * expected Baud Rate in 8 bits sampling mode (32 bits value of USARTDIV is returned)
Anna Bridge 160:5571c4ff569f 374 * @param __PERIPHCLK__ Peripheral Clock frequency used for USART instance
Anna Bridge 160:5571c4ff569f 375 * @param __BAUDRATE__ Baud rate value to achieve
Anna Bridge 160:5571c4ff569f 376 * @retval USARTDIV value to be used for BRR register filling in OverSampling_8 case
Anna Bridge 160:5571c4ff569f 377 */
Anna Bridge 160:5571c4ff569f 378 #define __LL_USART_DIV_SAMPLING8_100(__PERIPHCLK__, __BAUDRATE__) (((__PERIPHCLK__)*25)/(2*(__BAUDRATE__)))
Anna Bridge 160:5571c4ff569f 379 #define __LL_USART_DIVMANT_SAMPLING8(__PERIPHCLK__, __BAUDRATE__) (__LL_USART_DIV_SAMPLING8_100((__PERIPHCLK__), (__BAUDRATE__))/100)
Anna Bridge 160:5571c4ff569f 380 #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 381 /* UART BRR = mantissa + overflow + fraction
Anna Bridge 160:5571c4ff569f 382 = (UART DIVMANT << 4) + ((UART DIVFRAQ & 0xF8) << 1) + (UART DIVFRAQ & 0x07) */
Anna Bridge 160:5571c4ff569f 383 #define __LL_USART_DIV_SAMPLING8(__PERIPHCLK__, __BAUDRATE__) (((__LL_USART_DIVMANT_SAMPLING8((__PERIPHCLK__), (__BAUDRATE__)) << 4) + \
Anna Bridge 160:5571c4ff569f 384 ((__LL_USART_DIVFRAQ_SAMPLING8((__PERIPHCLK__), (__BAUDRATE__)) & 0xF8) << 1)) + \
Anna Bridge 160:5571c4ff569f 385 (__LL_USART_DIVFRAQ_SAMPLING8((__PERIPHCLK__), (__BAUDRATE__)) & 0x07))
Anna Bridge 160:5571c4ff569f 386
Anna Bridge 160:5571c4ff569f 387 /**
Anna Bridge 160:5571c4ff569f 388 * @brief Compute USARTDIV value according to Peripheral Clock and
Anna Bridge 160:5571c4ff569f 389 * expected Baud Rate in 16 bits sampling mode (32 bits value of USARTDIV is returned)
Anna Bridge 160:5571c4ff569f 390 * @param __PERIPHCLK__ Peripheral Clock frequency used for USART instance
Anna Bridge 160:5571c4ff569f 391 * @param __BAUDRATE__ Baud rate value to achieve
Anna Bridge 160:5571c4ff569f 392 * @retval USARTDIV value to be used for BRR register filling in OverSampling_16 case
Anna Bridge 160:5571c4ff569f 393 */
Anna Bridge 160:5571c4ff569f 394 #define __LL_USART_DIV_SAMPLING16_100(__PERIPHCLK__, __BAUDRATE__) (((__PERIPHCLK__)*25)/(4*(__BAUDRATE__)))
Anna Bridge 160:5571c4ff569f 395 #define __LL_USART_DIVMANT_SAMPLING16(__PERIPHCLK__, __BAUDRATE__) (__LL_USART_DIV_SAMPLING16_100((__PERIPHCLK__), (__BAUDRATE__))/100)
Anna Bridge 160:5571c4ff569f 396 #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 397 /* USART BRR = mantissa + overflow + fraction
Anna Bridge 160:5571c4ff569f 398 = (USART DIVMANT << 4) + (USART DIVFRAQ & 0xF0) + (USART DIVFRAQ & 0x0F) */
Anna Bridge 160:5571c4ff569f 399 #define __LL_USART_DIV_SAMPLING16(__PERIPHCLK__, __BAUDRATE__) (((__LL_USART_DIVMANT_SAMPLING16((__PERIPHCLK__), (__BAUDRATE__)) << 4) + \
Anna Bridge 160:5571c4ff569f 400 (__LL_USART_DIVFRAQ_SAMPLING16((__PERIPHCLK__), (__BAUDRATE__)) & 0xF0)) + \
Anna Bridge 160:5571c4ff569f 401 (__LL_USART_DIVFRAQ_SAMPLING16((__PERIPHCLK__), (__BAUDRATE__)) & 0x0F))
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 */
Anna Bridge 160:5571c4ff569f 410
Anna Bridge 160:5571c4ff569f 411 /* Exported functions --------------------------------------------------------*/
Anna Bridge 160:5571c4ff569f 412
Anna Bridge 160:5571c4ff569f 413 /** @defgroup USART_LL_Exported_Functions USART Exported Functions
Anna Bridge 160:5571c4ff569f 414 * @{
Anna Bridge 160:5571c4ff569f 415 */
Anna Bridge 160:5571c4ff569f 416
Anna Bridge 160:5571c4ff569f 417 /** @defgroup USART_LL_EF_Configuration Configuration functions
Anna Bridge 160:5571c4ff569f 418 * @{
Anna Bridge 160:5571c4ff569f 419 */
Anna Bridge 160:5571c4ff569f 420
Anna Bridge 160:5571c4ff569f 421 /**
Anna Bridge 160:5571c4ff569f 422 * @brief USART Enable
Anna Bridge 160:5571c4ff569f 423 * @rmtoll CR1 UE LL_USART_Enable
Anna Bridge 160:5571c4ff569f 424 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 425 * @retval None
Anna Bridge 160:5571c4ff569f 426 */
Anna Bridge 160:5571c4ff569f 427 __STATIC_INLINE void LL_USART_Enable(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 428 {
Anna Bridge 160:5571c4ff569f 429 SET_BIT(USARTx->CR1, USART_CR1_UE);
Anna Bridge 160:5571c4ff569f 430 }
Anna Bridge 160:5571c4ff569f 431
Anna Bridge 160:5571c4ff569f 432 /**
Anna Bridge 160:5571c4ff569f 433 * @brief USART Disable (all USART prescalers and outputs are disabled)
Anna Bridge 160:5571c4ff569f 434 * @note When USART is disabled, USART prescalers and outputs are stopped immediately,
Anna Bridge 160:5571c4ff569f 435 * and current operations are discarded. The configuration of the USART is kept, but all the status
Anna Bridge 160:5571c4ff569f 436 * flags, in the USARTx_SR are set to their default values.
Anna Bridge 160:5571c4ff569f 437 * @rmtoll CR1 UE LL_USART_Disable
Anna Bridge 160:5571c4ff569f 438 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 439 * @retval None
Anna Bridge 160:5571c4ff569f 440 */
Anna Bridge 160:5571c4ff569f 441 __STATIC_INLINE void LL_USART_Disable(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 442 {
Anna Bridge 160:5571c4ff569f 443 CLEAR_BIT(USARTx->CR1, USART_CR1_UE);
Anna Bridge 160:5571c4ff569f 444 }
Anna Bridge 160:5571c4ff569f 445
Anna Bridge 160:5571c4ff569f 446 /**
Anna Bridge 160:5571c4ff569f 447 * @brief Indicate if USART is enabled
Anna Bridge 160:5571c4ff569f 448 * @rmtoll CR1 UE LL_USART_IsEnabled
Anna Bridge 160:5571c4ff569f 449 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 450 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 451 */
Anna Bridge 160:5571c4ff569f 452 __STATIC_INLINE uint32_t LL_USART_IsEnabled(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 453 {
Anna Bridge 160:5571c4ff569f 454 return (READ_BIT(USARTx->CR1, USART_CR1_UE) == (USART_CR1_UE));
Anna Bridge 160:5571c4ff569f 455 }
Anna Bridge 160:5571c4ff569f 456
Anna Bridge 160:5571c4ff569f 457 /**
Anna Bridge 160:5571c4ff569f 458 * @brief Receiver Enable (Receiver is enabled and begins searching for a start bit)
Anna Bridge 160:5571c4ff569f 459 * @rmtoll CR1 RE LL_USART_EnableDirectionRx
Anna Bridge 160:5571c4ff569f 460 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 461 * @retval None
Anna Bridge 160:5571c4ff569f 462 */
Anna Bridge 160:5571c4ff569f 463 __STATIC_INLINE void LL_USART_EnableDirectionRx(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 464 {
Anna Bridge 160:5571c4ff569f 465 SET_BIT(USARTx->CR1, USART_CR1_RE);
Anna Bridge 160:5571c4ff569f 466 }
Anna Bridge 160:5571c4ff569f 467
Anna Bridge 160:5571c4ff569f 468 /**
Anna Bridge 160:5571c4ff569f 469 * @brief Receiver Disable
Anna Bridge 160:5571c4ff569f 470 * @rmtoll CR1 RE LL_USART_DisableDirectionRx
Anna Bridge 160:5571c4ff569f 471 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 472 * @retval None
Anna Bridge 160:5571c4ff569f 473 */
Anna Bridge 160:5571c4ff569f 474 __STATIC_INLINE void LL_USART_DisableDirectionRx(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 475 {
Anna Bridge 160:5571c4ff569f 476 CLEAR_BIT(USARTx->CR1, USART_CR1_RE);
Anna Bridge 160:5571c4ff569f 477 }
Anna Bridge 160:5571c4ff569f 478
Anna Bridge 160:5571c4ff569f 479 /**
Anna Bridge 160:5571c4ff569f 480 * @brief Transmitter Enable
Anna Bridge 160:5571c4ff569f 481 * @rmtoll CR1 TE LL_USART_EnableDirectionTx
Anna Bridge 160:5571c4ff569f 482 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 483 * @retval None
Anna Bridge 160:5571c4ff569f 484 */
Anna Bridge 160:5571c4ff569f 485 __STATIC_INLINE void LL_USART_EnableDirectionTx(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 486 {
Anna Bridge 160:5571c4ff569f 487 SET_BIT(USARTx->CR1, USART_CR1_TE);
Anna Bridge 160:5571c4ff569f 488 }
Anna Bridge 160:5571c4ff569f 489
Anna Bridge 160:5571c4ff569f 490 /**
Anna Bridge 160:5571c4ff569f 491 * @brief Transmitter Disable
Anna Bridge 160:5571c4ff569f 492 * @rmtoll CR1 TE LL_USART_DisableDirectionTx
Anna Bridge 160:5571c4ff569f 493 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 494 * @retval None
Anna Bridge 160:5571c4ff569f 495 */
Anna Bridge 160:5571c4ff569f 496 __STATIC_INLINE void LL_USART_DisableDirectionTx(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 497 {
Anna Bridge 160:5571c4ff569f 498 CLEAR_BIT(USARTx->CR1, USART_CR1_TE);
Anna Bridge 160:5571c4ff569f 499 }
Anna Bridge 160:5571c4ff569f 500
Anna Bridge 160:5571c4ff569f 501 /**
Anna Bridge 160:5571c4ff569f 502 * @brief Configure simultaneously enabled/disabled states
Anna Bridge 160:5571c4ff569f 503 * of Transmitter and Receiver
Anna Bridge 160:5571c4ff569f 504 * @rmtoll CR1 RE LL_USART_SetTransferDirection\n
Anna Bridge 160:5571c4ff569f 505 * CR1 TE LL_USART_SetTransferDirection
Anna Bridge 160:5571c4ff569f 506 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 507 * @param TransferDirection This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 508 * @arg @ref LL_USART_DIRECTION_NONE
Anna Bridge 160:5571c4ff569f 509 * @arg @ref LL_USART_DIRECTION_RX
Anna Bridge 160:5571c4ff569f 510 * @arg @ref LL_USART_DIRECTION_TX
Anna Bridge 160:5571c4ff569f 511 * @arg @ref LL_USART_DIRECTION_TX_RX
Anna Bridge 160:5571c4ff569f 512 * @retval None
Anna Bridge 160:5571c4ff569f 513 */
Anna Bridge 160:5571c4ff569f 514 __STATIC_INLINE void LL_USART_SetTransferDirection(USART_TypeDef *USARTx, uint32_t TransferDirection)
Anna Bridge 160:5571c4ff569f 515 {
Anna Bridge 160:5571c4ff569f 516 MODIFY_REG(USARTx->CR1, USART_CR1_RE | USART_CR1_TE, TransferDirection);
Anna Bridge 160:5571c4ff569f 517 }
Anna Bridge 160:5571c4ff569f 518
Anna Bridge 160:5571c4ff569f 519 /**
Anna Bridge 160:5571c4ff569f 520 * @brief Return enabled/disabled states of Transmitter and Receiver
Anna Bridge 160:5571c4ff569f 521 * @rmtoll CR1 RE LL_USART_GetTransferDirection\n
Anna Bridge 160:5571c4ff569f 522 * CR1 TE LL_USART_GetTransferDirection
Anna Bridge 160:5571c4ff569f 523 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 524 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 525 * @arg @ref LL_USART_DIRECTION_NONE
Anna Bridge 160:5571c4ff569f 526 * @arg @ref LL_USART_DIRECTION_RX
Anna Bridge 160:5571c4ff569f 527 * @arg @ref LL_USART_DIRECTION_TX
Anna Bridge 160:5571c4ff569f 528 * @arg @ref LL_USART_DIRECTION_TX_RX
Anna Bridge 160:5571c4ff569f 529 */
Anna Bridge 160:5571c4ff569f 530 __STATIC_INLINE uint32_t LL_USART_GetTransferDirection(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 531 {
Anna Bridge 160:5571c4ff569f 532 return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_RE | USART_CR1_TE));
Anna Bridge 160:5571c4ff569f 533 }
Anna Bridge 160:5571c4ff569f 534
Anna Bridge 160:5571c4ff569f 535 /**
Anna Bridge 160:5571c4ff569f 536 * @brief Configure Parity (enabled/disabled and parity mode if enabled).
Anna Bridge 160:5571c4ff569f 537 * @note This function selects if hardware parity control (generation and detection) is enabled or disabled.
Anna Bridge 160:5571c4ff569f 538 * When the parity control is enabled (Odd or Even), computed parity bit is inserted at the MSB position
Anna Bridge 160:5571c4ff569f 539 * (9th or 8th bit depending on data width) and parity is checked on the received data.
Anna Bridge 160:5571c4ff569f 540 * @rmtoll CR1 PS LL_USART_SetParity\n
Anna Bridge 160:5571c4ff569f 541 * CR1 PCE LL_USART_SetParity
Anna Bridge 160:5571c4ff569f 542 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 543 * @param Parity This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 544 * @arg @ref LL_USART_PARITY_NONE
Anna Bridge 160:5571c4ff569f 545 * @arg @ref LL_USART_PARITY_EVEN
Anna Bridge 160:5571c4ff569f 546 * @arg @ref LL_USART_PARITY_ODD
Anna Bridge 160:5571c4ff569f 547 * @retval None
Anna Bridge 160:5571c4ff569f 548 */
Anna Bridge 160:5571c4ff569f 549 __STATIC_INLINE void LL_USART_SetParity(USART_TypeDef *USARTx, uint32_t Parity)
Anna Bridge 160:5571c4ff569f 550 {
Anna Bridge 160:5571c4ff569f 551 MODIFY_REG(USARTx->CR1, USART_CR1_PS | USART_CR1_PCE, Parity);
Anna Bridge 160:5571c4ff569f 552 }
Anna Bridge 160:5571c4ff569f 553
Anna Bridge 160:5571c4ff569f 554 /**
Anna Bridge 160:5571c4ff569f 555 * @brief Return Parity configuration (enabled/disabled and parity mode if enabled)
Anna Bridge 160:5571c4ff569f 556 * @rmtoll CR1 PS LL_USART_GetParity\n
Anna Bridge 160:5571c4ff569f 557 * CR1 PCE LL_USART_GetParity
Anna Bridge 160:5571c4ff569f 558 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 559 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 560 * @arg @ref LL_USART_PARITY_NONE
Anna Bridge 160:5571c4ff569f 561 * @arg @ref LL_USART_PARITY_EVEN
Anna Bridge 160:5571c4ff569f 562 * @arg @ref LL_USART_PARITY_ODD
Anna Bridge 160:5571c4ff569f 563 */
Anna Bridge 160:5571c4ff569f 564 __STATIC_INLINE uint32_t LL_USART_GetParity(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 565 {
Anna Bridge 160:5571c4ff569f 566 return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_PS | USART_CR1_PCE));
Anna Bridge 160:5571c4ff569f 567 }
Anna Bridge 160:5571c4ff569f 568
Anna Bridge 160:5571c4ff569f 569 /**
Anna Bridge 160:5571c4ff569f 570 * @brief Set Receiver Wake Up method from Mute mode.
Anna Bridge 160:5571c4ff569f 571 * @rmtoll CR1 WAKE LL_USART_SetWakeUpMethod
Anna Bridge 160:5571c4ff569f 572 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 573 * @param Method This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 574 * @arg @ref LL_USART_WAKEUP_IDLELINE
Anna Bridge 160:5571c4ff569f 575 * @arg @ref LL_USART_WAKEUP_ADDRESSMARK
Anna Bridge 160:5571c4ff569f 576 * @retval None
Anna Bridge 160:5571c4ff569f 577 */
Anna Bridge 160:5571c4ff569f 578 __STATIC_INLINE void LL_USART_SetWakeUpMethod(USART_TypeDef *USARTx, uint32_t Method)
Anna Bridge 160:5571c4ff569f 579 {
Anna Bridge 160:5571c4ff569f 580 MODIFY_REG(USARTx->CR1, USART_CR1_WAKE, Method);
Anna Bridge 160:5571c4ff569f 581 }
Anna Bridge 160:5571c4ff569f 582
Anna Bridge 160:5571c4ff569f 583 /**
Anna Bridge 160:5571c4ff569f 584 * @brief Return Receiver Wake Up method from Mute mode
Anna Bridge 160:5571c4ff569f 585 * @rmtoll CR1 WAKE LL_USART_GetWakeUpMethod
Anna Bridge 160:5571c4ff569f 586 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 587 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 588 * @arg @ref LL_USART_WAKEUP_IDLELINE
Anna Bridge 160:5571c4ff569f 589 * @arg @ref LL_USART_WAKEUP_ADDRESSMARK
Anna Bridge 160:5571c4ff569f 590 */
Anna Bridge 160:5571c4ff569f 591 __STATIC_INLINE uint32_t LL_USART_GetWakeUpMethod(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 592 {
Anna Bridge 160:5571c4ff569f 593 return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_WAKE));
Anna Bridge 160:5571c4ff569f 594 }
Anna Bridge 160:5571c4ff569f 595
Anna Bridge 160:5571c4ff569f 596 /**
Anna Bridge 160:5571c4ff569f 597 * @brief Set Word length (i.e. nb of data bits, excluding start and stop bits)
Anna Bridge 160:5571c4ff569f 598 * @rmtoll CR1 M LL_USART_SetDataWidth
Anna Bridge 160:5571c4ff569f 599 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 600 * @param DataWidth This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 601 * @arg @ref LL_USART_DATAWIDTH_8B
Anna Bridge 160:5571c4ff569f 602 * @arg @ref LL_USART_DATAWIDTH_9B
Anna Bridge 160:5571c4ff569f 603 * @retval None
Anna Bridge 160:5571c4ff569f 604 */
Anna Bridge 160:5571c4ff569f 605 __STATIC_INLINE void LL_USART_SetDataWidth(USART_TypeDef *USARTx, uint32_t DataWidth)
Anna Bridge 160:5571c4ff569f 606 {
Anna Bridge 160:5571c4ff569f 607 MODIFY_REG(USARTx->CR1, USART_CR1_M, DataWidth);
Anna Bridge 160:5571c4ff569f 608 }
Anna Bridge 160:5571c4ff569f 609
Anna Bridge 160:5571c4ff569f 610 /**
Anna Bridge 160:5571c4ff569f 611 * @brief Return Word length (i.e. nb of data bits, excluding start and stop bits)
Anna Bridge 160:5571c4ff569f 612 * @rmtoll CR1 M LL_USART_GetDataWidth
Anna Bridge 160:5571c4ff569f 613 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 614 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 615 * @arg @ref LL_USART_DATAWIDTH_8B
Anna Bridge 160:5571c4ff569f 616 * @arg @ref LL_USART_DATAWIDTH_9B
Anna Bridge 160:5571c4ff569f 617 */
Anna Bridge 160:5571c4ff569f 618 __STATIC_INLINE uint32_t LL_USART_GetDataWidth(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 619 {
Anna Bridge 160:5571c4ff569f 620 return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_M));
Anna Bridge 160:5571c4ff569f 621 }
Anna Bridge 160:5571c4ff569f 622
Anna Bridge 160:5571c4ff569f 623 /**
Anna Bridge 160:5571c4ff569f 624 * @brief Set Oversampling to 8-bit or 16-bit mode
Anna Bridge 160:5571c4ff569f 625 * @rmtoll CR1 OVER8 LL_USART_SetOverSampling
Anna Bridge 160:5571c4ff569f 626 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 627 * @param OverSampling This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 628 * @arg @ref LL_USART_OVERSAMPLING_16
Anna Bridge 160:5571c4ff569f 629 * @arg @ref LL_USART_OVERSAMPLING_8
Anna Bridge 160:5571c4ff569f 630 * @retval None
Anna Bridge 160:5571c4ff569f 631 */
Anna Bridge 160:5571c4ff569f 632 __STATIC_INLINE void LL_USART_SetOverSampling(USART_TypeDef *USARTx, uint32_t OverSampling)
Anna Bridge 160:5571c4ff569f 633 {
Anna Bridge 160:5571c4ff569f 634 MODIFY_REG(USARTx->CR1, USART_CR1_OVER8, OverSampling);
Anna Bridge 160:5571c4ff569f 635 }
Anna Bridge 160:5571c4ff569f 636
Anna Bridge 160:5571c4ff569f 637 /**
Anna Bridge 160:5571c4ff569f 638 * @brief Return Oversampling mode
Anna Bridge 160:5571c4ff569f 639 * @rmtoll CR1 OVER8 LL_USART_GetOverSampling
Anna Bridge 160:5571c4ff569f 640 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 641 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 642 * @arg @ref LL_USART_OVERSAMPLING_16
Anna Bridge 160:5571c4ff569f 643 * @arg @ref LL_USART_OVERSAMPLING_8
Anna Bridge 160:5571c4ff569f 644 */
Anna Bridge 160:5571c4ff569f 645 __STATIC_INLINE uint32_t LL_USART_GetOverSampling(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 646 {
Anna Bridge 160:5571c4ff569f 647 return (uint32_t)(READ_BIT(USARTx->CR1, USART_CR1_OVER8));
Anna Bridge 160:5571c4ff569f 648 }
Anna Bridge 160:5571c4ff569f 649
Anna Bridge 160:5571c4ff569f 650 /**
Anna Bridge 160:5571c4ff569f 651 * @brief Configure if Clock pulse of the last data bit is output to the SCLK pin or not
Anna Bridge 160:5571c4ff569f 652 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 653 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 654 * @rmtoll CR2 LBCL LL_USART_SetLastClkPulseOutput
Anna Bridge 160:5571c4ff569f 655 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 656 * @param LastBitClockPulse This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 657 * @arg @ref LL_USART_LASTCLKPULSE_NO_OUTPUT
Anna Bridge 160:5571c4ff569f 658 * @arg @ref LL_USART_LASTCLKPULSE_OUTPUT
Anna Bridge 160:5571c4ff569f 659 * @retval None
Anna Bridge 160:5571c4ff569f 660 */
Anna Bridge 160:5571c4ff569f 661 __STATIC_INLINE void LL_USART_SetLastClkPulseOutput(USART_TypeDef *USARTx, uint32_t LastBitClockPulse)
Anna Bridge 160:5571c4ff569f 662 {
Anna Bridge 160:5571c4ff569f 663 MODIFY_REG(USARTx->CR2, USART_CR2_LBCL, LastBitClockPulse);
Anna Bridge 160:5571c4ff569f 664 }
Anna Bridge 160:5571c4ff569f 665
Anna Bridge 160:5571c4ff569f 666 /**
Anna Bridge 160:5571c4ff569f 667 * @brief Retrieve Clock pulse of the last data bit output configuration
Anna Bridge 160:5571c4ff569f 668 * (Last bit Clock pulse output to the SCLK pin or not)
Anna Bridge 160:5571c4ff569f 669 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 670 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 671 * @rmtoll CR2 LBCL LL_USART_GetLastClkPulseOutput
Anna Bridge 160:5571c4ff569f 672 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 673 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 674 * @arg @ref LL_USART_LASTCLKPULSE_NO_OUTPUT
Anna Bridge 160:5571c4ff569f 675 * @arg @ref LL_USART_LASTCLKPULSE_OUTPUT
Anna Bridge 160:5571c4ff569f 676 */
Anna Bridge 160:5571c4ff569f 677 __STATIC_INLINE uint32_t LL_USART_GetLastClkPulseOutput(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 678 {
Anna Bridge 160:5571c4ff569f 679 return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_LBCL));
Anna Bridge 160:5571c4ff569f 680 }
Anna Bridge 160:5571c4ff569f 681
Anna Bridge 160:5571c4ff569f 682 /**
Anna Bridge 160:5571c4ff569f 683 * @brief Select the phase of the clock output on the SCLK pin in synchronous mode
Anna Bridge 160:5571c4ff569f 684 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 685 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 686 * @rmtoll CR2 CPHA LL_USART_SetClockPhase
Anna Bridge 160:5571c4ff569f 687 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 688 * @param ClockPhase This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 689 * @arg @ref LL_USART_PHASE_1EDGE
Anna Bridge 160:5571c4ff569f 690 * @arg @ref LL_USART_PHASE_2EDGE
Anna Bridge 160:5571c4ff569f 691 * @retval None
Anna Bridge 160:5571c4ff569f 692 */
Anna Bridge 160:5571c4ff569f 693 __STATIC_INLINE void LL_USART_SetClockPhase(USART_TypeDef *USARTx, uint32_t ClockPhase)
Anna Bridge 160:5571c4ff569f 694 {
Anna Bridge 160:5571c4ff569f 695 MODIFY_REG(USARTx->CR2, USART_CR2_CPHA, ClockPhase);
Anna Bridge 160:5571c4ff569f 696 }
Anna Bridge 160:5571c4ff569f 697
Anna Bridge 160:5571c4ff569f 698 /**
Anna Bridge 160:5571c4ff569f 699 * @brief Return phase of the clock output on the SCLK pin in synchronous mode
Anna Bridge 160:5571c4ff569f 700 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 701 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 702 * @rmtoll CR2 CPHA LL_USART_GetClockPhase
Anna Bridge 160:5571c4ff569f 703 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 704 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 705 * @arg @ref LL_USART_PHASE_1EDGE
Anna Bridge 160:5571c4ff569f 706 * @arg @ref LL_USART_PHASE_2EDGE
Anna Bridge 160:5571c4ff569f 707 */
Anna Bridge 160:5571c4ff569f 708 __STATIC_INLINE uint32_t LL_USART_GetClockPhase(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 709 {
Anna Bridge 160:5571c4ff569f 710 return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_CPHA));
Anna Bridge 160:5571c4ff569f 711 }
Anna Bridge 160:5571c4ff569f 712
Anna Bridge 160:5571c4ff569f 713 /**
Anna Bridge 160:5571c4ff569f 714 * @brief Select the polarity of the clock output on the SCLK pin in synchronous mode
Anna Bridge 160:5571c4ff569f 715 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 716 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 717 * @rmtoll CR2 CPOL LL_USART_SetClockPolarity
Anna Bridge 160:5571c4ff569f 718 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 719 * @param ClockPolarity This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 720 * @arg @ref LL_USART_POLARITY_LOW
Anna Bridge 160:5571c4ff569f 721 * @arg @ref LL_USART_POLARITY_HIGH
Anna Bridge 160:5571c4ff569f 722 * @retval None
Anna Bridge 160:5571c4ff569f 723 */
Anna Bridge 160:5571c4ff569f 724 __STATIC_INLINE void LL_USART_SetClockPolarity(USART_TypeDef *USARTx, uint32_t ClockPolarity)
Anna Bridge 160:5571c4ff569f 725 {
Anna Bridge 160:5571c4ff569f 726 MODIFY_REG(USARTx->CR2, USART_CR2_CPOL, ClockPolarity);
Anna Bridge 160:5571c4ff569f 727 }
Anna Bridge 160:5571c4ff569f 728
Anna Bridge 160:5571c4ff569f 729 /**
Anna Bridge 160:5571c4ff569f 730 * @brief Return polarity of the clock output on the SCLK pin in synchronous mode
Anna Bridge 160:5571c4ff569f 731 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 732 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 733 * @rmtoll CR2 CPOL LL_USART_GetClockPolarity
Anna Bridge 160:5571c4ff569f 734 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 735 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 736 * @arg @ref LL_USART_POLARITY_LOW
Anna Bridge 160:5571c4ff569f 737 * @arg @ref LL_USART_POLARITY_HIGH
Anna Bridge 160:5571c4ff569f 738 */
Anna Bridge 160:5571c4ff569f 739 __STATIC_INLINE uint32_t LL_USART_GetClockPolarity(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 740 {
Anna Bridge 160:5571c4ff569f 741 return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_CPOL));
Anna Bridge 160:5571c4ff569f 742 }
Anna Bridge 160:5571c4ff569f 743
Anna Bridge 160:5571c4ff569f 744 /**
Anna Bridge 160:5571c4ff569f 745 * @brief Configure Clock signal format (Phase Polarity and choice about output of last bit clock pulse)
Anna Bridge 160:5571c4ff569f 746 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 747 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 748 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 749 * - Clock Phase configuration using @ref LL_USART_SetClockPhase() function
Anna Bridge 160:5571c4ff569f 750 * - Clock Polarity configuration using @ref LL_USART_SetClockPolarity() function
Anna Bridge 160:5571c4ff569f 751 * - Output of Last bit Clock pulse configuration using @ref LL_USART_SetLastClkPulseOutput() function
Anna Bridge 160:5571c4ff569f 752 * @rmtoll CR2 CPHA LL_USART_ConfigClock\n
Anna Bridge 160:5571c4ff569f 753 * CR2 CPOL LL_USART_ConfigClock\n
Anna Bridge 160:5571c4ff569f 754 * CR2 LBCL LL_USART_ConfigClock
Anna Bridge 160:5571c4ff569f 755 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 756 * @param Phase This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 757 * @arg @ref LL_USART_PHASE_1EDGE
Anna Bridge 160:5571c4ff569f 758 * @arg @ref LL_USART_PHASE_2EDGE
Anna Bridge 160:5571c4ff569f 759 * @param Polarity This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 760 * @arg @ref LL_USART_POLARITY_LOW
Anna Bridge 160:5571c4ff569f 761 * @arg @ref LL_USART_POLARITY_HIGH
Anna Bridge 160:5571c4ff569f 762 * @param LBCPOutput This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 763 * @arg @ref LL_USART_LASTCLKPULSE_NO_OUTPUT
Anna Bridge 160:5571c4ff569f 764 * @arg @ref LL_USART_LASTCLKPULSE_OUTPUT
Anna Bridge 160:5571c4ff569f 765 * @retval None
Anna Bridge 160:5571c4ff569f 766 */
Anna Bridge 160:5571c4ff569f 767 __STATIC_INLINE void LL_USART_ConfigClock(USART_TypeDef *USARTx, uint32_t Phase, uint32_t Polarity, uint32_t LBCPOutput)
Anna Bridge 160:5571c4ff569f 768 {
Anna Bridge 160:5571c4ff569f 769 MODIFY_REG(USARTx->CR2, USART_CR2_CPHA | USART_CR2_CPOL | USART_CR2_LBCL, Phase | Polarity | LBCPOutput);
Anna Bridge 160:5571c4ff569f 770 }
Anna Bridge 160:5571c4ff569f 771
Anna Bridge 160:5571c4ff569f 772 /**
Anna Bridge 160:5571c4ff569f 773 * @brief Enable Clock output on SCLK pin
Anna Bridge 160:5571c4ff569f 774 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 775 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 776 * @rmtoll CR2 CLKEN LL_USART_EnableSCLKOutput
Anna Bridge 160:5571c4ff569f 777 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 778 * @retval None
Anna Bridge 160:5571c4ff569f 779 */
Anna Bridge 160:5571c4ff569f 780 __STATIC_INLINE void LL_USART_EnableSCLKOutput(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 781 {
Anna Bridge 160:5571c4ff569f 782 SET_BIT(USARTx->CR2, USART_CR2_CLKEN);
Anna Bridge 160:5571c4ff569f 783 }
Anna Bridge 160:5571c4ff569f 784
Anna Bridge 160:5571c4ff569f 785 /**
Anna Bridge 160:5571c4ff569f 786 * @brief Disable Clock output on SCLK pin
Anna Bridge 160:5571c4ff569f 787 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 788 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 789 * @rmtoll CR2 CLKEN LL_USART_DisableSCLKOutput
Anna Bridge 160:5571c4ff569f 790 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 791 * @retval None
Anna Bridge 160:5571c4ff569f 792 */
Anna Bridge 160:5571c4ff569f 793 __STATIC_INLINE void LL_USART_DisableSCLKOutput(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 794 {
Anna Bridge 160:5571c4ff569f 795 CLEAR_BIT(USARTx->CR2, USART_CR2_CLKEN);
Anna Bridge 160:5571c4ff569f 796 }
Anna Bridge 160:5571c4ff569f 797
Anna Bridge 160:5571c4ff569f 798 /**
Anna Bridge 160:5571c4ff569f 799 * @brief Indicate if Clock output on SCLK pin is enabled
Anna Bridge 160:5571c4ff569f 800 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 801 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 802 * @rmtoll CR2 CLKEN LL_USART_IsEnabledSCLKOutput
Anna Bridge 160:5571c4ff569f 803 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 804 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 805 */
Anna Bridge 160:5571c4ff569f 806 __STATIC_INLINE uint32_t LL_USART_IsEnabledSCLKOutput(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 807 {
Anna Bridge 160:5571c4ff569f 808 return (READ_BIT(USARTx->CR2, USART_CR2_CLKEN) == (USART_CR2_CLKEN));
Anna Bridge 160:5571c4ff569f 809 }
Anna Bridge 160:5571c4ff569f 810
Anna Bridge 160:5571c4ff569f 811 /**
Anna Bridge 160:5571c4ff569f 812 * @brief Set the length of the stop bits
Anna Bridge 160:5571c4ff569f 813 * @rmtoll CR2 STOP LL_USART_SetStopBitsLength
Anna Bridge 160:5571c4ff569f 814 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 815 * @param StopBits This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 816 * @arg @ref LL_USART_STOPBITS_0_5
Anna Bridge 160:5571c4ff569f 817 * @arg @ref LL_USART_STOPBITS_1
Anna Bridge 160:5571c4ff569f 818 * @arg @ref LL_USART_STOPBITS_1_5
Anna Bridge 160:5571c4ff569f 819 * @arg @ref LL_USART_STOPBITS_2
Anna Bridge 160:5571c4ff569f 820 * @retval None
Anna Bridge 160:5571c4ff569f 821 */
Anna Bridge 160:5571c4ff569f 822 __STATIC_INLINE void LL_USART_SetStopBitsLength(USART_TypeDef *USARTx, uint32_t StopBits)
Anna Bridge 160:5571c4ff569f 823 {
Anna Bridge 160:5571c4ff569f 824 MODIFY_REG(USARTx->CR2, USART_CR2_STOP, StopBits);
Anna Bridge 160:5571c4ff569f 825 }
Anna Bridge 160:5571c4ff569f 826
Anna Bridge 160:5571c4ff569f 827 /**
Anna Bridge 160:5571c4ff569f 828 * @brief Retrieve the length of the stop bits
Anna Bridge 160:5571c4ff569f 829 * @rmtoll CR2 STOP LL_USART_GetStopBitsLength
Anna Bridge 160:5571c4ff569f 830 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 831 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 832 * @arg @ref LL_USART_STOPBITS_0_5
Anna Bridge 160:5571c4ff569f 833 * @arg @ref LL_USART_STOPBITS_1
Anna Bridge 160:5571c4ff569f 834 * @arg @ref LL_USART_STOPBITS_1_5
Anna Bridge 160:5571c4ff569f 835 * @arg @ref LL_USART_STOPBITS_2
Anna Bridge 160:5571c4ff569f 836 */
Anna Bridge 160:5571c4ff569f 837 __STATIC_INLINE uint32_t LL_USART_GetStopBitsLength(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 838 {
Anna Bridge 160:5571c4ff569f 839 return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_STOP));
Anna Bridge 160:5571c4ff569f 840 }
Anna Bridge 160:5571c4ff569f 841
Anna Bridge 160:5571c4ff569f 842 /**
Anna Bridge 160:5571c4ff569f 843 * @brief Configure Character frame format (Datawidth, Parity control, Stop Bits)
Anna Bridge 160:5571c4ff569f 844 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 845 * - Data Width configuration using @ref LL_USART_SetDataWidth() function
Anna Bridge 160:5571c4ff569f 846 * - Parity Control and mode configuration using @ref LL_USART_SetParity() function
Anna Bridge 160:5571c4ff569f 847 * - Stop bits configuration using @ref LL_USART_SetStopBitsLength() function
Anna Bridge 160:5571c4ff569f 848 * @rmtoll CR1 PS LL_USART_ConfigCharacter\n
Anna Bridge 160:5571c4ff569f 849 * CR1 PCE LL_USART_ConfigCharacter\n
Anna Bridge 160:5571c4ff569f 850 * CR1 M LL_USART_ConfigCharacter\n
Anna Bridge 160:5571c4ff569f 851 * CR2 STOP LL_USART_ConfigCharacter
Anna Bridge 160:5571c4ff569f 852 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 853 * @param DataWidth This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 854 * @arg @ref LL_USART_DATAWIDTH_8B
Anna Bridge 160:5571c4ff569f 855 * @arg @ref LL_USART_DATAWIDTH_9B
Anna Bridge 160:5571c4ff569f 856 * @param Parity This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 857 * @arg @ref LL_USART_PARITY_NONE
Anna Bridge 160:5571c4ff569f 858 * @arg @ref LL_USART_PARITY_EVEN
Anna Bridge 160:5571c4ff569f 859 * @arg @ref LL_USART_PARITY_ODD
Anna Bridge 160:5571c4ff569f 860 * @param StopBits This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 861 * @arg @ref LL_USART_STOPBITS_0_5
Anna Bridge 160:5571c4ff569f 862 * @arg @ref LL_USART_STOPBITS_1
Anna Bridge 160:5571c4ff569f 863 * @arg @ref LL_USART_STOPBITS_1_5
Anna Bridge 160:5571c4ff569f 864 * @arg @ref LL_USART_STOPBITS_2
Anna Bridge 160:5571c4ff569f 865 * @retval None
Anna Bridge 160:5571c4ff569f 866 */
Anna Bridge 160:5571c4ff569f 867 __STATIC_INLINE void LL_USART_ConfigCharacter(USART_TypeDef *USARTx, uint32_t DataWidth, uint32_t Parity,
Anna Bridge 160:5571c4ff569f 868 uint32_t StopBits)
Anna Bridge 160:5571c4ff569f 869 {
Anna Bridge 160:5571c4ff569f 870 MODIFY_REG(USARTx->CR1, USART_CR1_PS | USART_CR1_PCE | USART_CR1_M, Parity | DataWidth);
Anna Bridge 160:5571c4ff569f 871 MODIFY_REG(USARTx->CR2, USART_CR2_STOP, StopBits);
Anna Bridge 160:5571c4ff569f 872 }
Anna Bridge 160:5571c4ff569f 873
Anna Bridge 160:5571c4ff569f 874 /**
Anna Bridge 160:5571c4ff569f 875 * @brief Set Address of the USART node.
Anna Bridge 160:5571c4ff569f 876 * @note This is used in multiprocessor communication during Mute mode or Stop mode,
Anna Bridge 160:5571c4ff569f 877 * for wake up with address mark detection.
Anna Bridge 160:5571c4ff569f 878 * @rmtoll CR2 ADD LL_USART_SetNodeAddress
Anna Bridge 160:5571c4ff569f 879 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 880 * @param NodeAddress 4 bit Address of the USART node.
Anna Bridge 160:5571c4ff569f 881 * @retval None
Anna Bridge 160:5571c4ff569f 882 */
Anna Bridge 160:5571c4ff569f 883 __STATIC_INLINE void LL_USART_SetNodeAddress(USART_TypeDef *USARTx, uint32_t NodeAddress)
Anna Bridge 160:5571c4ff569f 884 {
Anna Bridge 160:5571c4ff569f 885 MODIFY_REG(USARTx->CR2, USART_CR2_ADD, (NodeAddress & USART_CR2_ADD));
Anna Bridge 160:5571c4ff569f 886 }
Anna Bridge 160:5571c4ff569f 887
Anna Bridge 160:5571c4ff569f 888 /**
Anna Bridge 160:5571c4ff569f 889 * @brief Return 4 bit Address of the USART node as set in ADD field of CR2.
Anna Bridge 160:5571c4ff569f 890 * @note only 4bits (b3-b0) of returned value are relevant (b31-b4 are not relevant)
Anna Bridge 160:5571c4ff569f 891 * @rmtoll CR2 ADD LL_USART_GetNodeAddress
Anna Bridge 160:5571c4ff569f 892 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 893 * @retval Address of the USART node (Value between Min_Data=0 and Max_Data=255)
Anna Bridge 160:5571c4ff569f 894 */
Anna Bridge 160:5571c4ff569f 895 __STATIC_INLINE uint32_t LL_USART_GetNodeAddress(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 896 {
Anna Bridge 160:5571c4ff569f 897 return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_ADD));
Anna Bridge 160:5571c4ff569f 898 }
Anna Bridge 160:5571c4ff569f 899
Anna Bridge 160:5571c4ff569f 900 /**
Anna Bridge 160:5571c4ff569f 901 * @brief Enable RTS HW Flow Control
Anna Bridge 160:5571c4ff569f 902 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 903 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 904 * @rmtoll CR3 RTSE LL_USART_EnableRTSHWFlowCtrl
Anna Bridge 160:5571c4ff569f 905 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 906 * @retval None
Anna Bridge 160:5571c4ff569f 907 */
Anna Bridge 160:5571c4ff569f 908 __STATIC_INLINE void LL_USART_EnableRTSHWFlowCtrl(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 909 {
Anna Bridge 160:5571c4ff569f 910 SET_BIT(USARTx->CR3, USART_CR3_RTSE);
Anna Bridge 160:5571c4ff569f 911 }
Anna Bridge 160:5571c4ff569f 912
Anna Bridge 160:5571c4ff569f 913 /**
Anna Bridge 160:5571c4ff569f 914 * @brief Disable RTS HW Flow Control
Anna Bridge 160:5571c4ff569f 915 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 916 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 917 * @rmtoll CR3 RTSE LL_USART_DisableRTSHWFlowCtrl
Anna Bridge 160:5571c4ff569f 918 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 919 * @retval None
Anna Bridge 160:5571c4ff569f 920 */
Anna Bridge 160:5571c4ff569f 921 __STATIC_INLINE void LL_USART_DisableRTSHWFlowCtrl(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 922 {
Anna Bridge 160:5571c4ff569f 923 CLEAR_BIT(USARTx->CR3, USART_CR3_RTSE);
Anna Bridge 160:5571c4ff569f 924 }
Anna Bridge 160:5571c4ff569f 925
Anna Bridge 160:5571c4ff569f 926 /**
Anna Bridge 160:5571c4ff569f 927 * @brief Enable CTS HW Flow Control
Anna Bridge 160:5571c4ff569f 928 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 929 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 930 * @rmtoll CR3 CTSE LL_USART_EnableCTSHWFlowCtrl
Anna Bridge 160:5571c4ff569f 931 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 932 * @retval None
Anna Bridge 160:5571c4ff569f 933 */
Anna Bridge 160:5571c4ff569f 934 __STATIC_INLINE void LL_USART_EnableCTSHWFlowCtrl(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 935 {
Anna Bridge 160:5571c4ff569f 936 SET_BIT(USARTx->CR3, USART_CR3_CTSE);
Anna Bridge 160:5571c4ff569f 937 }
Anna Bridge 160:5571c4ff569f 938
Anna Bridge 160:5571c4ff569f 939 /**
Anna Bridge 160:5571c4ff569f 940 * @brief Disable CTS HW Flow Control
Anna Bridge 160:5571c4ff569f 941 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 942 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 943 * @rmtoll CR3 CTSE LL_USART_DisableCTSHWFlowCtrl
Anna Bridge 160:5571c4ff569f 944 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 945 * @retval None
Anna Bridge 160:5571c4ff569f 946 */
Anna Bridge 160:5571c4ff569f 947 __STATIC_INLINE void LL_USART_DisableCTSHWFlowCtrl(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 948 {
Anna Bridge 160:5571c4ff569f 949 CLEAR_BIT(USARTx->CR3, USART_CR3_CTSE);
Anna Bridge 160:5571c4ff569f 950 }
Anna Bridge 160:5571c4ff569f 951
Anna Bridge 160:5571c4ff569f 952 /**
Anna Bridge 160:5571c4ff569f 953 * @brief Configure HW Flow Control mode (both CTS and RTS)
Anna Bridge 160:5571c4ff569f 954 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 955 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 956 * @rmtoll CR3 RTSE LL_USART_SetHWFlowCtrl\n
Anna Bridge 160:5571c4ff569f 957 * CR3 CTSE LL_USART_SetHWFlowCtrl
Anna Bridge 160:5571c4ff569f 958 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 959 * @param HardwareFlowControl This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 960 * @arg @ref LL_USART_HWCONTROL_NONE
Anna Bridge 160:5571c4ff569f 961 * @arg @ref LL_USART_HWCONTROL_RTS
Anna Bridge 160:5571c4ff569f 962 * @arg @ref LL_USART_HWCONTROL_CTS
Anna Bridge 160:5571c4ff569f 963 * @arg @ref LL_USART_HWCONTROL_RTS_CTS
Anna Bridge 160:5571c4ff569f 964 * @retval None
Anna Bridge 160:5571c4ff569f 965 */
Anna Bridge 160:5571c4ff569f 966 __STATIC_INLINE void LL_USART_SetHWFlowCtrl(USART_TypeDef *USARTx, uint32_t HardwareFlowControl)
Anna Bridge 160:5571c4ff569f 967 {
Anna Bridge 160:5571c4ff569f 968 MODIFY_REG(USARTx->CR3, USART_CR3_RTSE | USART_CR3_CTSE, HardwareFlowControl);
Anna Bridge 160:5571c4ff569f 969 }
Anna Bridge 160:5571c4ff569f 970
Anna Bridge 160:5571c4ff569f 971 /**
Anna Bridge 160:5571c4ff569f 972 * @brief Return HW Flow Control configuration (both CTS and RTS)
Anna Bridge 160:5571c4ff569f 973 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 974 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 975 * @rmtoll CR3 RTSE LL_USART_GetHWFlowCtrl\n
Anna Bridge 160:5571c4ff569f 976 * CR3 CTSE LL_USART_GetHWFlowCtrl
Anna Bridge 160:5571c4ff569f 977 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 978 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 979 * @arg @ref LL_USART_HWCONTROL_NONE
Anna Bridge 160:5571c4ff569f 980 * @arg @ref LL_USART_HWCONTROL_RTS
Anna Bridge 160:5571c4ff569f 981 * @arg @ref LL_USART_HWCONTROL_CTS
Anna Bridge 160:5571c4ff569f 982 * @arg @ref LL_USART_HWCONTROL_RTS_CTS
Anna Bridge 160:5571c4ff569f 983 */
Anna Bridge 160:5571c4ff569f 984 __STATIC_INLINE uint32_t LL_USART_GetHWFlowCtrl(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 985 {
Anna Bridge 160:5571c4ff569f 986 return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_RTSE | USART_CR3_CTSE));
Anna Bridge 160:5571c4ff569f 987 }
Anna Bridge 160:5571c4ff569f 988
Anna Bridge 160:5571c4ff569f 989 /**
Anna Bridge 160:5571c4ff569f 990 * @brief Enable One bit sampling method
Anna Bridge 160:5571c4ff569f 991 * @rmtoll CR3 ONEBIT LL_USART_EnableOneBitSamp
Anna Bridge 160:5571c4ff569f 992 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 993 * @retval None
Anna Bridge 160:5571c4ff569f 994 */
Anna Bridge 160:5571c4ff569f 995 __STATIC_INLINE void LL_USART_EnableOneBitSamp(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 996 {
Anna Bridge 160:5571c4ff569f 997 SET_BIT(USARTx->CR3, USART_CR3_ONEBIT);
Anna Bridge 160:5571c4ff569f 998 }
Anna Bridge 160:5571c4ff569f 999
Anna Bridge 160:5571c4ff569f 1000 /**
Anna Bridge 160:5571c4ff569f 1001 * @brief Disable One bit sampling method
Anna Bridge 160:5571c4ff569f 1002 * @rmtoll CR3 ONEBIT LL_USART_DisableOneBitSamp
Anna Bridge 160:5571c4ff569f 1003 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1004 * @retval None
Anna Bridge 160:5571c4ff569f 1005 */
Anna Bridge 160:5571c4ff569f 1006 __STATIC_INLINE void LL_USART_DisableOneBitSamp(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1007 {
Anna Bridge 160:5571c4ff569f 1008 CLEAR_BIT(USARTx->CR3, USART_CR3_ONEBIT);
Anna Bridge 160:5571c4ff569f 1009 }
Anna Bridge 160:5571c4ff569f 1010
Anna Bridge 160:5571c4ff569f 1011 /**
Anna Bridge 160:5571c4ff569f 1012 * @brief Indicate if One bit sampling method is enabled
Anna Bridge 160:5571c4ff569f 1013 * @rmtoll CR3 ONEBIT LL_USART_IsEnabledOneBitSamp
Anna Bridge 160:5571c4ff569f 1014 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1015 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1016 */
Anna Bridge 160:5571c4ff569f 1017 __STATIC_INLINE uint32_t LL_USART_IsEnabledOneBitSamp(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1018 {
Anna Bridge 160:5571c4ff569f 1019 return (READ_BIT(USARTx->CR3, USART_CR3_ONEBIT) == (USART_CR3_ONEBIT));
Anna Bridge 160:5571c4ff569f 1020 }
Anna Bridge 160:5571c4ff569f 1021
Anna Bridge 160:5571c4ff569f 1022 /**
Anna Bridge 160:5571c4ff569f 1023 * @brief Configure USART BRR register for achieving expected Baud Rate value.
Anna Bridge 160:5571c4ff569f 1024 * @note Compute and set USARTDIV value in BRR Register (full BRR content)
Anna Bridge 160:5571c4ff569f 1025 * according to used Peripheral Clock, Oversampling mode, and expected Baud Rate values
Anna Bridge 160:5571c4ff569f 1026 * @note Peripheral clock and Baud rate values provided as function parameters should be valid
Anna Bridge 160:5571c4ff569f 1027 * (Baud rate value != 0)
Anna Bridge 160:5571c4ff569f 1028 * @rmtoll BRR BRR LL_USART_SetBaudRate
Anna Bridge 160:5571c4ff569f 1029 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1030 * @param PeriphClk Peripheral Clock
Anna Bridge 160:5571c4ff569f 1031 * @param OverSampling This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 1032 * @arg @ref LL_USART_OVERSAMPLING_16
Anna Bridge 160:5571c4ff569f 1033 * @arg @ref LL_USART_OVERSAMPLING_8
Anna Bridge 160:5571c4ff569f 1034 * @param BaudRate Baud Rate
Anna Bridge 160:5571c4ff569f 1035 * @retval None
Anna Bridge 160:5571c4ff569f 1036 */
Anna Bridge 160:5571c4ff569f 1037 __STATIC_INLINE void LL_USART_SetBaudRate(USART_TypeDef *USARTx, uint32_t PeriphClk, uint32_t OverSampling,
Anna Bridge 160:5571c4ff569f 1038 uint32_t BaudRate)
Anna Bridge 160:5571c4ff569f 1039 {
Anna Bridge 160:5571c4ff569f 1040 if (OverSampling == LL_USART_OVERSAMPLING_8)
Anna Bridge 160:5571c4ff569f 1041 {
Anna Bridge 160:5571c4ff569f 1042 USARTx->BRR = (uint16_t)(__LL_USART_DIV_SAMPLING8(PeriphClk, BaudRate));
Anna Bridge 160:5571c4ff569f 1043 }
Anna Bridge 160:5571c4ff569f 1044 else
Anna Bridge 160:5571c4ff569f 1045 {
Anna Bridge 160:5571c4ff569f 1046 USARTx->BRR = (uint16_t)(__LL_USART_DIV_SAMPLING16(PeriphClk, BaudRate));
Anna Bridge 160:5571c4ff569f 1047 }
Anna Bridge 160:5571c4ff569f 1048 }
Anna Bridge 160:5571c4ff569f 1049
Anna Bridge 160:5571c4ff569f 1050 /**
Anna Bridge 160:5571c4ff569f 1051 * @brief Return current Baud Rate value, according to USARTDIV present in BRR register
Anna Bridge 160:5571c4ff569f 1052 * (full BRR content), and to used Peripheral Clock and Oversampling mode values
Anna Bridge 160:5571c4ff569f 1053 * @note In case of non-initialized or invalid value stored in BRR register, value 0 will be returned.
Anna Bridge 160:5571c4ff569f 1054 * @rmtoll BRR BRR LL_USART_GetBaudRate
Anna Bridge 160:5571c4ff569f 1055 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1056 * @param PeriphClk Peripheral Clock
Anna Bridge 160:5571c4ff569f 1057 * @param OverSampling This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 1058 * @arg @ref LL_USART_OVERSAMPLING_16
Anna Bridge 160:5571c4ff569f 1059 * @arg @ref LL_USART_OVERSAMPLING_8
Anna Bridge 160:5571c4ff569f 1060 * @retval Baud Rate
Anna Bridge 160:5571c4ff569f 1061 */
Anna Bridge 160:5571c4ff569f 1062 __STATIC_INLINE uint32_t LL_USART_GetBaudRate(USART_TypeDef *USARTx, uint32_t PeriphClk, uint32_t OverSampling)
Anna Bridge 160:5571c4ff569f 1063 {
Anna Bridge 160:5571c4ff569f 1064 register uint32_t usartdiv = 0x0U;
Anna Bridge 160:5571c4ff569f 1065 register uint32_t brrresult = 0x0U;
Anna Bridge 160:5571c4ff569f 1066
Anna Bridge 160:5571c4ff569f 1067 usartdiv = USARTx->BRR;
Anna Bridge 160:5571c4ff569f 1068
Anna Bridge 160:5571c4ff569f 1069 if (OverSampling == LL_USART_OVERSAMPLING_8)
Anna Bridge 160:5571c4ff569f 1070 {
Anna Bridge 160:5571c4ff569f 1071 if ((usartdiv & 0xFFF7U) != 0U)
Anna Bridge 160:5571c4ff569f 1072 {
Anna Bridge 160:5571c4ff569f 1073 usartdiv = (uint16_t)((usartdiv & 0xFFF0U) | ((usartdiv & 0x0007U) << 1U)) ;
Anna Bridge 160:5571c4ff569f 1074 brrresult = (PeriphClk * 2U) / usartdiv;
Anna Bridge 160:5571c4ff569f 1075 }
Anna Bridge 160:5571c4ff569f 1076 }
Anna Bridge 160:5571c4ff569f 1077 else
Anna Bridge 160:5571c4ff569f 1078 {
Anna Bridge 160:5571c4ff569f 1079 if ((usartdiv & 0xFFFFU) != 0U)
Anna Bridge 160:5571c4ff569f 1080 {
Anna Bridge 160:5571c4ff569f 1081 brrresult = PeriphClk / usartdiv;
Anna Bridge 160:5571c4ff569f 1082 }
Anna Bridge 160:5571c4ff569f 1083 }
Anna Bridge 160:5571c4ff569f 1084 return (brrresult);
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 */
Anna Bridge 160:5571c4ff569f 1090
Anna Bridge 160:5571c4ff569f 1091 /** @defgroup USART_LL_EF_Configuration_IRDA Configuration functions related to Irda feature
Anna Bridge 160:5571c4ff569f 1092 * @{
Anna Bridge 160:5571c4ff569f 1093 */
Anna Bridge 160:5571c4ff569f 1094
Anna Bridge 160:5571c4ff569f 1095 /**
Anna Bridge 160:5571c4ff569f 1096 * @brief Enable IrDA mode
Anna Bridge 160:5571c4ff569f 1097 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1098 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1099 * @rmtoll CR3 IREN LL_USART_EnableIrda
Anna Bridge 160:5571c4ff569f 1100 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1101 * @retval None
Anna Bridge 160:5571c4ff569f 1102 */
Anna Bridge 160:5571c4ff569f 1103 __STATIC_INLINE void LL_USART_EnableIrda(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1104 {
Anna Bridge 160:5571c4ff569f 1105 SET_BIT(USARTx->CR3, USART_CR3_IREN);
Anna Bridge 160:5571c4ff569f 1106 }
Anna Bridge 160:5571c4ff569f 1107
Anna Bridge 160:5571c4ff569f 1108 /**
Anna Bridge 160:5571c4ff569f 1109 * @brief Disable IrDA mode
Anna Bridge 160:5571c4ff569f 1110 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1111 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1112 * @rmtoll CR3 IREN LL_USART_DisableIrda
Anna Bridge 160:5571c4ff569f 1113 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1114 * @retval None
Anna Bridge 160:5571c4ff569f 1115 */
Anna Bridge 160:5571c4ff569f 1116 __STATIC_INLINE void LL_USART_DisableIrda(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1117 {
Anna Bridge 160:5571c4ff569f 1118 CLEAR_BIT(USARTx->CR3, USART_CR3_IREN);
Anna Bridge 160:5571c4ff569f 1119 }
Anna Bridge 160:5571c4ff569f 1120
Anna Bridge 160:5571c4ff569f 1121 /**
Anna Bridge 160:5571c4ff569f 1122 * @brief Indicate if IrDA mode is enabled
Anna Bridge 160:5571c4ff569f 1123 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1124 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1125 * @rmtoll CR3 IREN LL_USART_IsEnabledIrda
Anna Bridge 160:5571c4ff569f 1126 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1127 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1128 */
Anna Bridge 160:5571c4ff569f 1129 __STATIC_INLINE uint32_t LL_USART_IsEnabledIrda(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1130 {
Anna Bridge 160:5571c4ff569f 1131 return (READ_BIT(USARTx->CR3, USART_CR3_IREN) == (USART_CR3_IREN));
Anna Bridge 160:5571c4ff569f 1132 }
Anna Bridge 160:5571c4ff569f 1133
Anna Bridge 160:5571c4ff569f 1134 /**
Anna Bridge 160:5571c4ff569f 1135 * @brief Configure IrDA Power Mode (Normal or Low Power)
Anna Bridge 160:5571c4ff569f 1136 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1137 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1138 * @rmtoll CR3 IRLP LL_USART_SetIrdaPowerMode
Anna Bridge 160:5571c4ff569f 1139 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1140 * @param PowerMode This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 1141 * @arg @ref LL_USART_IRDA_POWER_NORMAL
Anna Bridge 160:5571c4ff569f 1142 * @arg @ref LL_USART_IRDA_POWER_LOW
Anna Bridge 160:5571c4ff569f 1143 * @retval None
Anna Bridge 160:5571c4ff569f 1144 */
Anna Bridge 160:5571c4ff569f 1145 __STATIC_INLINE void LL_USART_SetIrdaPowerMode(USART_TypeDef *USARTx, uint32_t PowerMode)
Anna Bridge 160:5571c4ff569f 1146 {
Anna Bridge 160:5571c4ff569f 1147 MODIFY_REG(USARTx->CR3, USART_CR3_IRLP, PowerMode);
Anna Bridge 160:5571c4ff569f 1148 }
Anna Bridge 160:5571c4ff569f 1149
Anna Bridge 160:5571c4ff569f 1150 /**
Anna Bridge 160:5571c4ff569f 1151 * @brief Retrieve IrDA Power Mode configuration (Normal or Low Power)
Anna Bridge 160:5571c4ff569f 1152 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1153 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1154 * @rmtoll CR3 IRLP LL_USART_GetIrdaPowerMode
Anna Bridge 160:5571c4ff569f 1155 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1156 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 1157 * @arg @ref LL_USART_IRDA_POWER_NORMAL
Anna Bridge 160:5571c4ff569f 1158 * @arg @ref LL_USART_PHASE_2EDGE
Anna Bridge 160:5571c4ff569f 1159 */
Anna Bridge 160:5571c4ff569f 1160 __STATIC_INLINE uint32_t LL_USART_GetIrdaPowerMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1161 {
Anna Bridge 160:5571c4ff569f 1162 return (uint32_t)(READ_BIT(USARTx->CR3, USART_CR3_IRLP));
Anna Bridge 160:5571c4ff569f 1163 }
Anna Bridge 160:5571c4ff569f 1164
Anna Bridge 160:5571c4ff569f 1165 /**
Anna Bridge 160:5571c4ff569f 1166 * @brief Set Irda prescaler value, used for dividing the USART clock source
Anna Bridge 160:5571c4ff569f 1167 * to achieve the Irda Low Power frequency (8 bits value)
Anna Bridge 160:5571c4ff569f 1168 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1169 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1170 * @rmtoll GTPR PSC LL_USART_SetIrdaPrescaler
Anna Bridge 160:5571c4ff569f 1171 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1172 * @param PrescalerValue Value between Min_Data=0x00 and Max_Data=0xFF
Anna Bridge 160:5571c4ff569f 1173 * @retval None
Anna Bridge 160:5571c4ff569f 1174 */
Anna Bridge 160:5571c4ff569f 1175 __STATIC_INLINE void LL_USART_SetIrdaPrescaler(USART_TypeDef *USARTx, uint32_t PrescalerValue)
Anna Bridge 160:5571c4ff569f 1176 {
Anna Bridge 160:5571c4ff569f 1177 MODIFY_REG(USARTx->GTPR, USART_GTPR_PSC, PrescalerValue);
Anna Bridge 160:5571c4ff569f 1178 }
Anna Bridge 160:5571c4ff569f 1179
Anna Bridge 160:5571c4ff569f 1180 /**
Anna Bridge 160:5571c4ff569f 1181 * @brief Return Irda prescaler value, used for dividing the USART clock source
Anna Bridge 160:5571c4ff569f 1182 * to achieve the Irda Low Power frequency (8 bits value)
Anna Bridge 160:5571c4ff569f 1183 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1184 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1185 * @rmtoll GTPR PSC LL_USART_GetIrdaPrescaler
Anna Bridge 160:5571c4ff569f 1186 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1187 * @retval Irda prescaler value (Value between Min_Data=0x00 and Max_Data=0xFF)
Anna Bridge 160:5571c4ff569f 1188 */
Anna Bridge 160:5571c4ff569f 1189 __STATIC_INLINE uint32_t LL_USART_GetIrdaPrescaler(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1190 {
Anna Bridge 160:5571c4ff569f 1191 return (uint32_t)(READ_BIT(USARTx->GTPR, USART_GTPR_PSC));
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 */
Anna Bridge 160:5571c4ff569f 1197
Anna Bridge 160:5571c4ff569f 1198 /** @defgroup USART_LL_EF_Configuration_Smartcard Configuration functions related to Smartcard feature
Anna Bridge 160:5571c4ff569f 1199 * @{
Anna Bridge 160:5571c4ff569f 1200 */
Anna Bridge 160:5571c4ff569f 1201
Anna Bridge 160:5571c4ff569f 1202 /**
Anna Bridge 160:5571c4ff569f 1203 * @brief Enable Smartcard NACK transmission
Anna Bridge 160:5571c4ff569f 1204 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1205 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1206 * @rmtoll CR3 NACK LL_USART_EnableSmartcardNACK
Anna Bridge 160:5571c4ff569f 1207 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1208 * @retval None
Anna Bridge 160:5571c4ff569f 1209 */
Anna Bridge 160:5571c4ff569f 1210 __STATIC_INLINE void LL_USART_EnableSmartcardNACK(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1211 {
Anna Bridge 160:5571c4ff569f 1212 SET_BIT(USARTx->CR3, USART_CR3_NACK);
Anna Bridge 160:5571c4ff569f 1213 }
Anna Bridge 160:5571c4ff569f 1214
Anna Bridge 160:5571c4ff569f 1215 /**
Anna Bridge 160:5571c4ff569f 1216 * @brief Disable Smartcard NACK transmission
Anna Bridge 160:5571c4ff569f 1217 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1218 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1219 * @rmtoll CR3 NACK LL_USART_DisableSmartcardNACK
Anna Bridge 160:5571c4ff569f 1220 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1221 * @retval None
Anna Bridge 160:5571c4ff569f 1222 */
Anna Bridge 160:5571c4ff569f 1223 __STATIC_INLINE void LL_USART_DisableSmartcardNACK(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1224 {
Anna Bridge 160:5571c4ff569f 1225 CLEAR_BIT(USARTx->CR3, USART_CR3_NACK);
Anna Bridge 160:5571c4ff569f 1226 }
Anna Bridge 160:5571c4ff569f 1227
Anna Bridge 160:5571c4ff569f 1228 /**
Anna Bridge 160:5571c4ff569f 1229 * @brief Indicate if Smartcard NACK transmission is enabled
Anna Bridge 160:5571c4ff569f 1230 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1231 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1232 * @rmtoll CR3 NACK LL_USART_IsEnabledSmartcardNACK
Anna Bridge 160:5571c4ff569f 1233 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1234 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1235 */
Anna Bridge 160:5571c4ff569f 1236 __STATIC_INLINE uint32_t LL_USART_IsEnabledSmartcardNACK(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1237 {
Anna Bridge 160:5571c4ff569f 1238 return (READ_BIT(USARTx->CR3, USART_CR3_NACK) == (USART_CR3_NACK));
Anna Bridge 160:5571c4ff569f 1239 }
Anna Bridge 160:5571c4ff569f 1240
Anna Bridge 160:5571c4ff569f 1241 /**
Anna Bridge 160:5571c4ff569f 1242 * @brief Enable Smartcard mode
Anna Bridge 160:5571c4ff569f 1243 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1244 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1245 * @rmtoll CR3 SCEN LL_USART_EnableSmartcard
Anna Bridge 160:5571c4ff569f 1246 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1247 * @retval None
Anna Bridge 160:5571c4ff569f 1248 */
Anna Bridge 160:5571c4ff569f 1249 __STATIC_INLINE void LL_USART_EnableSmartcard(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1250 {
Anna Bridge 160:5571c4ff569f 1251 SET_BIT(USARTx->CR3, USART_CR3_SCEN);
Anna Bridge 160:5571c4ff569f 1252 }
Anna Bridge 160:5571c4ff569f 1253
Anna Bridge 160:5571c4ff569f 1254 /**
Anna Bridge 160:5571c4ff569f 1255 * @brief Disable Smartcard mode
Anna Bridge 160:5571c4ff569f 1256 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1257 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1258 * @rmtoll CR3 SCEN LL_USART_DisableSmartcard
Anna Bridge 160:5571c4ff569f 1259 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1260 * @retval None
Anna Bridge 160:5571c4ff569f 1261 */
Anna Bridge 160:5571c4ff569f 1262 __STATIC_INLINE void LL_USART_DisableSmartcard(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1263 {
Anna Bridge 160:5571c4ff569f 1264 CLEAR_BIT(USARTx->CR3, USART_CR3_SCEN);
Anna Bridge 160:5571c4ff569f 1265 }
Anna Bridge 160:5571c4ff569f 1266
Anna Bridge 160:5571c4ff569f 1267 /**
Anna Bridge 160:5571c4ff569f 1268 * @brief Indicate if Smartcard mode is enabled
Anna Bridge 160:5571c4ff569f 1269 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1270 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1271 * @rmtoll CR3 SCEN LL_USART_IsEnabledSmartcard
Anna Bridge 160:5571c4ff569f 1272 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1273 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1274 */
Anna Bridge 160:5571c4ff569f 1275 __STATIC_INLINE uint32_t LL_USART_IsEnabledSmartcard(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1276 {
Anna Bridge 160:5571c4ff569f 1277 return (READ_BIT(USARTx->CR3, USART_CR3_SCEN) == (USART_CR3_SCEN));
Anna Bridge 160:5571c4ff569f 1278 }
Anna Bridge 160:5571c4ff569f 1279
Anna Bridge 160:5571c4ff569f 1280 /**
Anna Bridge 160:5571c4ff569f 1281 * @brief Set Smartcard prescaler value, used for dividing the USART clock
Anna Bridge 160:5571c4ff569f 1282 * source to provide the SMARTCARD Clock (5 bits value)
Anna Bridge 160:5571c4ff569f 1283 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1284 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1285 * @rmtoll GTPR PSC LL_USART_SetSmartcardPrescaler
Anna Bridge 160:5571c4ff569f 1286 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1287 * @param PrescalerValue Value between Min_Data=0 and Max_Data=31
Anna Bridge 160:5571c4ff569f 1288 * @retval None
Anna Bridge 160:5571c4ff569f 1289 */
Anna Bridge 160:5571c4ff569f 1290 __STATIC_INLINE void LL_USART_SetSmartcardPrescaler(USART_TypeDef *USARTx, uint32_t PrescalerValue)
Anna Bridge 160:5571c4ff569f 1291 {
Anna Bridge 160:5571c4ff569f 1292 MODIFY_REG(USARTx->GTPR, USART_GTPR_PSC, PrescalerValue);
Anna Bridge 160:5571c4ff569f 1293 }
Anna Bridge 160:5571c4ff569f 1294
Anna Bridge 160:5571c4ff569f 1295 /**
Anna Bridge 160:5571c4ff569f 1296 * @brief Return Smartcard prescaler value, used for dividing the USART clock
Anna Bridge 160:5571c4ff569f 1297 * source to provide the SMARTCARD Clock (5 bits value)
Anna Bridge 160:5571c4ff569f 1298 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1299 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1300 * @rmtoll GTPR PSC LL_USART_GetSmartcardPrescaler
Anna Bridge 160:5571c4ff569f 1301 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1302 * @retval Smartcard prescaler value (Value between Min_Data=0 and Max_Data=31)
Anna Bridge 160:5571c4ff569f 1303 */
Anna Bridge 160:5571c4ff569f 1304 __STATIC_INLINE uint32_t LL_USART_GetSmartcardPrescaler(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1305 {
Anna Bridge 160:5571c4ff569f 1306 return (uint32_t)(READ_BIT(USARTx->GTPR, USART_GTPR_PSC));
Anna Bridge 160:5571c4ff569f 1307 }
Anna Bridge 160:5571c4ff569f 1308
Anna Bridge 160:5571c4ff569f 1309 /**
Anna Bridge 160:5571c4ff569f 1310 * @brief Set Smartcard Guard time value, expressed in nb of baud clocks periods
Anna Bridge 160:5571c4ff569f 1311 * (GT[7:0] bits : Guard time value)
Anna Bridge 160:5571c4ff569f 1312 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1313 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1314 * @rmtoll GTPR GT LL_USART_SetSmartcardGuardTime
Anna Bridge 160:5571c4ff569f 1315 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1316 * @param GuardTime Value between Min_Data=0x00 and Max_Data=0xFF
Anna Bridge 160:5571c4ff569f 1317 * @retval None
Anna Bridge 160:5571c4ff569f 1318 */
Anna Bridge 160:5571c4ff569f 1319 __STATIC_INLINE void LL_USART_SetSmartcardGuardTime(USART_TypeDef *USARTx, uint32_t GuardTime)
Anna Bridge 160:5571c4ff569f 1320 {
Anna Bridge 160:5571c4ff569f 1321 MODIFY_REG(USARTx->GTPR, USART_GTPR_GT, GuardTime << USART_POSITION_GTPR_GT);
Anna Bridge 160:5571c4ff569f 1322 }
Anna Bridge 160:5571c4ff569f 1323
Anna Bridge 160:5571c4ff569f 1324 /**
Anna Bridge 160:5571c4ff569f 1325 * @brief Return Smartcard Guard time value, expressed in nb of baud clocks periods
Anna Bridge 160:5571c4ff569f 1326 * (GT[7:0] bits : Guard time value)
Anna Bridge 160:5571c4ff569f 1327 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1328 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1329 * @rmtoll GTPR GT LL_USART_GetSmartcardGuardTime
Anna Bridge 160:5571c4ff569f 1330 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1331 * @retval Smartcard Guard time value (Value between Min_Data=0x00 and Max_Data=0xFF)
Anna Bridge 160:5571c4ff569f 1332 */
Anna Bridge 160:5571c4ff569f 1333 __STATIC_INLINE uint32_t LL_USART_GetSmartcardGuardTime(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1334 {
Anna Bridge 160:5571c4ff569f 1335 return (uint32_t)(READ_BIT(USARTx->GTPR, USART_GTPR_GT) >> USART_POSITION_GTPR_GT);
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 */
Anna Bridge 160:5571c4ff569f 1341
Anna Bridge 160:5571c4ff569f 1342 /** @defgroup USART_LL_EF_Configuration_HalfDuplex Configuration functions related to Half Duplex feature
Anna Bridge 160:5571c4ff569f 1343 * @{
Anna Bridge 160:5571c4ff569f 1344 */
Anna Bridge 160:5571c4ff569f 1345
Anna Bridge 160:5571c4ff569f 1346 /**
Anna Bridge 160:5571c4ff569f 1347 * @brief Enable Single Wire Half-Duplex mode
Anna Bridge 160:5571c4ff569f 1348 * @note Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1349 * Half-Duplex mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1350 * @rmtoll CR3 HDSEL LL_USART_EnableHalfDuplex
Anna Bridge 160:5571c4ff569f 1351 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1352 * @retval None
Anna Bridge 160:5571c4ff569f 1353 */
Anna Bridge 160:5571c4ff569f 1354 __STATIC_INLINE void LL_USART_EnableHalfDuplex(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1355 {
Anna Bridge 160:5571c4ff569f 1356 SET_BIT(USARTx->CR3, USART_CR3_HDSEL);
Anna Bridge 160:5571c4ff569f 1357 }
Anna Bridge 160:5571c4ff569f 1358
Anna Bridge 160:5571c4ff569f 1359 /**
Anna Bridge 160:5571c4ff569f 1360 * @brief Disable Single Wire Half-Duplex mode
Anna Bridge 160:5571c4ff569f 1361 * @note Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1362 * Half-Duplex mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1363 * @rmtoll CR3 HDSEL LL_USART_DisableHalfDuplex
Anna Bridge 160:5571c4ff569f 1364 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1365 * @retval None
Anna Bridge 160:5571c4ff569f 1366 */
Anna Bridge 160:5571c4ff569f 1367 __STATIC_INLINE void LL_USART_DisableHalfDuplex(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1368 {
Anna Bridge 160:5571c4ff569f 1369 CLEAR_BIT(USARTx->CR3, USART_CR3_HDSEL);
Anna Bridge 160:5571c4ff569f 1370 }
Anna Bridge 160:5571c4ff569f 1371
Anna Bridge 160:5571c4ff569f 1372 /**
Anna Bridge 160:5571c4ff569f 1373 * @brief Indicate if Single Wire Half-Duplex mode is enabled
Anna Bridge 160:5571c4ff569f 1374 * @note Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1375 * Half-Duplex mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1376 * @rmtoll CR3 HDSEL LL_USART_IsEnabledHalfDuplex
Anna Bridge 160:5571c4ff569f 1377 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1378 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1379 */
Anna Bridge 160:5571c4ff569f 1380 __STATIC_INLINE uint32_t LL_USART_IsEnabledHalfDuplex(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1381 {
Anna Bridge 160:5571c4ff569f 1382 return (READ_BIT(USARTx->CR3, USART_CR3_HDSEL) == (USART_CR3_HDSEL));
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 */
Anna Bridge 160:5571c4ff569f 1388
Anna Bridge 160:5571c4ff569f 1389 /** @defgroup USART_LL_EF_Configuration_LIN Configuration functions related to LIN feature
Anna Bridge 160:5571c4ff569f 1390 * @{
Anna Bridge 160:5571c4ff569f 1391 */
Anna Bridge 160:5571c4ff569f 1392
Anna Bridge 160:5571c4ff569f 1393 /**
Anna Bridge 160:5571c4ff569f 1394 * @brief Set LIN Break Detection Length
Anna Bridge 160:5571c4ff569f 1395 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1396 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1397 * @rmtoll CR2 LBDL LL_USART_SetLINBrkDetectionLen
Anna Bridge 160:5571c4ff569f 1398 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1399 * @param LINBDLength This parameter can be one of the following values:
Anna Bridge 160:5571c4ff569f 1400 * @arg @ref LL_USART_LINBREAK_DETECT_10B
Anna Bridge 160:5571c4ff569f 1401 * @arg @ref LL_USART_LINBREAK_DETECT_11B
Anna Bridge 160:5571c4ff569f 1402 * @retval None
Anna Bridge 160:5571c4ff569f 1403 */
Anna Bridge 160:5571c4ff569f 1404 __STATIC_INLINE void LL_USART_SetLINBrkDetectionLen(USART_TypeDef *USARTx, uint32_t LINBDLength)
Anna Bridge 160:5571c4ff569f 1405 {
Anna Bridge 160:5571c4ff569f 1406 MODIFY_REG(USARTx->CR2, USART_CR2_LBDL, LINBDLength);
Anna Bridge 160:5571c4ff569f 1407 }
Anna Bridge 160:5571c4ff569f 1408
Anna Bridge 160:5571c4ff569f 1409 /**
Anna Bridge 160:5571c4ff569f 1410 * @brief Return LIN Break Detection Length
Anna Bridge 160:5571c4ff569f 1411 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1412 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1413 * @rmtoll CR2 LBDL LL_USART_GetLINBrkDetectionLen
Anna Bridge 160:5571c4ff569f 1414 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1415 * @retval Returned value can be one of the following values:
Anna Bridge 160:5571c4ff569f 1416 * @arg @ref LL_USART_LINBREAK_DETECT_10B
Anna Bridge 160:5571c4ff569f 1417 * @arg @ref LL_USART_LINBREAK_DETECT_11B
Anna Bridge 160:5571c4ff569f 1418 */
Anna Bridge 160:5571c4ff569f 1419 __STATIC_INLINE uint32_t LL_USART_GetLINBrkDetectionLen(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1420 {
Anna Bridge 160:5571c4ff569f 1421 return (uint32_t)(READ_BIT(USARTx->CR2, USART_CR2_LBDL));
Anna Bridge 160:5571c4ff569f 1422 }
Anna Bridge 160:5571c4ff569f 1423
Anna Bridge 160:5571c4ff569f 1424 /**
Anna Bridge 160:5571c4ff569f 1425 * @brief Enable LIN mode
Anna Bridge 160:5571c4ff569f 1426 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1427 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1428 * @rmtoll CR2 LINEN LL_USART_EnableLIN
Anna Bridge 160:5571c4ff569f 1429 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1430 * @retval None
Anna Bridge 160:5571c4ff569f 1431 */
Anna Bridge 160:5571c4ff569f 1432 __STATIC_INLINE void LL_USART_EnableLIN(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1433 {
Anna Bridge 160:5571c4ff569f 1434 SET_BIT(USARTx->CR2, USART_CR2_LINEN);
Anna Bridge 160:5571c4ff569f 1435 }
Anna Bridge 160:5571c4ff569f 1436
Anna Bridge 160:5571c4ff569f 1437 /**
Anna Bridge 160:5571c4ff569f 1438 * @brief Disable LIN mode
Anna Bridge 160:5571c4ff569f 1439 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1440 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1441 * @rmtoll CR2 LINEN LL_USART_DisableLIN
Anna Bridge 160:5571c4ff569f 1442 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1443 * @retval None
Anna Bridge 160:5571c4ff569f 1444 */
Anna Bridge 160:5571c4ff569f 1445 __STATIC_INLINE void LL_USART_DisableLIN(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1446 {
Anna Bridge 160:5571c4ff569f 1447 CLEAR_BIT(USARTx->CR2, USART_CR2_LINEN);
Anna Bridge 160:5571c4ff569f 1448 }
Anna Bridge 160:5571c4ff569f 1449
Anna Bridge 160:5571c4ff569f 1450 /**
Anna Bridge 160:5571c4ff569f 1451 * @brief Indicate if LIN mode is enabled
Anna Bridge 160:5571c4ff569f 1452 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1453 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1454 * @rmtoll CR2 LINEN LL_USART_IsEnabledLIN
Anna Bridge 160:5571c4ff569f 1455 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1456 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1457 */
Anna Bridge 160:5571c4ff569f 1458 __STATIC_INLINE uint32_t LL_USART_IsEnabledLIN(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1459 {
Anna Bridge 160:5571c4ff569f 1460 return (READ_BIT(USARTx->CR2, USART_CR2_LINEN) == (USART_CR2_LINEN));
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 */
Anna Bridge 160:5571c4ff569f 1466
Anna Bridge 160:5571c4ff569f 1467 /** @defgroup USART_LL_EF_AdvancedConfiguration Advanced Configurations services
Anna Bridge 160:5571c4ff569f 1468 * @{
Anna Bridge 160:5571c4ff569f 1469 */
Anna Bridge 160:5571c4ff569f 1470
Anna Bridge 160:5571c4ff569f 1471 /**
Anna Bridge 160:5571c4ff569f 1472 * @brief Perform basic configuration of USART for enabling use in Asynchronous Mode (UART)
Anna Bridge 160:5571c4ff569f 1473 * @note In UART mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1474 * - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1475 * - CLKEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1476 * - SCEN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1477 * - IREN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1478 * - HDSEL bit in the USART_CR3 register.
Anna Bridge 160:5571c4ff569f 1479 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1480 * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
Anna Bridge 160:5571c4ff569f 1481 * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1482 * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
Anna Bridge 160:5571c4ff569f 1483 * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
Anna Bridge 160:5571c4ff569f 1484 * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1485 * @note Other remaining configurations items related to Asynchronous Mode
Anna Bridge 160:5571c4ff569f 1486 * (as Baud Rate, Word length, Parity, ...) should be set using
Anna Bridge 160:5571c4ff569f 1487 * dedicated functions
Anna Bridge 160:5571c4ff569f 1488 * @rmtoll CR2 LINEN LL_USART_ConfigAsyncMode\n
Anna Bridge 160:5571c4ff569f 1489 * CR2 CLKEN LL_USART_ConfigAsyncMode\n
Anna Bridge 160:5571c4ff569f 1490 * CR3 SCEN LL_USART_ConfigAsyncMode\n
Anna Bridge 160:5571c4ff569f 1491 * CR3 IREN LL_USART_ConfigAsyncMode\n
Anna Bridge 160:5571c4ff569f 1492 * CR3 HDSEL LL_USART_ConfigAsyncMode
Anna Bridge 160:5571c4ff569f 1493 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1494 * @retval None
Anna Bridge 160:5571c4ff569f 1495 */
Anna Bridge 160:5571c4ff569f 1496 __STATIC_INLINE void LL_USART_ConfigAsyncMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1497 {
Anna Bridge 160:5571c4ff569f 1498 /* In Asynchronous mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1499 - LINEN, CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1500 - SCEN, IREN and HDSEL bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1501 CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN));
Anna Bridge 160:5571c4ff569f 1502 CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_IREN | USART_CR3_HDSEL));
Anna Bridge 160:5571c4ff569f 1503 }
Anna Bridge 160:5571c4ff569f 1504
Anna Bridge 160:5571c4ff569f 1505 /**
Anna Bridge 160:5571c4ff569f 1506 * @brief Perform basic configuration of USART for enabling use in Synchronous Mode
Anna Bridge 160:5571c4ff569f 1507 * @note In Synchronous mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1508 * - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1509 * - SCEN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1510 * - IREN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1511 * - HDSEL bit in the USART_CR3 register.
Anna Bridge 160:5571c4ff569f 1512 * This function also sets the USART in Synchronous mode.
Anna Bridge 160:5571c4ff569f 1513 * @note Macro @ref IS_USART_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1514 * Synchronous mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1515 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1516 * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
Anna Bridge 160:5571c4ff569f 1517 * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
Anna Bridge 160:5571c4ff569f 1518 * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
Anna Bridge 160:5571c4ff569f 1519 * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1520 * - Set CLKEN in CR2 using @ref LL_USART_EnableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1521 * @note Other remaining configurations items related to Synchronous Mode
Anna Bridge 160:5571c4ff569f 1522 * (as Baud Rate, Word length, Parity, Clock Polarity, ...) should be set using
Anna Bridge 160:5571c4ff569f 1523 * dedicated functions
Anna Bridge 160:5571c4ff569f 1524 * @rmtoll CR2 LINEN LL_USART_ConfigSyncMode\n
Anna Bridge 160:5571c4ff569f 1525 * CR2 CLKEN LL_USART_ConfigSyncMode\n
Anna Bridge 160:5571c4ff569f 1526 * CR3 SCEN LL_USART_ConfigSyncMode\n
Anna Bridge 160:5571c4ff569f 1527 * CR3 IREN LL_USART_ConfigSyncMode\n
Anna Bridge 160:5571c4ff569f 1528 * CR3 HDSEL LL_USART_ConfigSyncMode
Anna Bridge 160:5571c4ff569f 1529 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1530 * @retval None
Anna Bridge 160:5571c4ff569f 1531 */
Anna Bridge 160:5571c4ff569f 1532 __STATIC_INLINE void LL_USART_ConfigSyncMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1533 {
Anna Bridge 160:5571c4ff569f 1534 /* In Synchronous mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1535 - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1536 - SCEN, IREN and HDSEL bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1537 CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN));
Anna Bridge 160:5571c4ff569f 1538 CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_IREN | USART_CR3_HDSEL));
Anna Bridge 160:5571c4ff569f 1539 /* set the UART/USART in Synchronous mode */
Anna Bridge 160:5571c4ff569f 1540 SET_BIT(USARTx->CR2, USART_CR2_CLKEN);
Anna Bridge 160:5571c4ff569f 1541 }
Anna Bridge 160:5571c4ff569f 1542
Anna Bridge 160:5571c4ff569f 1543 /**
Anna Bridge 160:5571c4ff569f 1544 * @brief Perform basic configuration of USART for enabling use in LIN Mode
Anna Bridge 160:5571c4ff569f 1545 * @note In LIN mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1546 * - STOP and CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1547 * - SCEN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1548 * - IREN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1549 * - HDSEL bit in the USART_CR3 register.
Anna Bridge 160:5571c4ff569f 1550 * This function also set the UART/USART in LIN mode.
Anna Bridge 160:5571c4ff569f 1551 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1552 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1553 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1554 * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1555 * - Clear STOP in CR2 using @ref LL_USART_SetStopBitsLength() function
Anna Bridge 160:5571c4ff569f 1556 * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
Anna Bridge 160:5571c4ff569f 1557 * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
Anna Bridge 160:5571c4ff569f 1558 * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1559 * - Set LINEN in CR2 using @ref LL_USART_EnableLIN() function
Anna Bridge 160:5571c4ff569f 1560 * @note Other remaining configurations items related to LIN Mode
Anna Bridge 160:5571c4ff569f 1561 * (as Baud Rate, Word length, LIN Break Detection Length, ...) should be set using
Anna Bridge 160:5571c4ff569f 1562 * dedicated functions
Anna Bridge 160:5571c4ff569f 1563 * @rmtoll CR2 CLKEN LL_USART_ConfigLINMode\n
Anna Bridge 160:5571c4ff569f 1564 * CR2 STOP LL_USART_ConfigLINMode\n
Anna Bridge 160:5571c4ff569f 1565 * CR2 LINEN LL_USART_ConfigLINMode\n
Anna Bridge 160:5571c4ff569f 1566 * CR3 IREN LL_USART_ConfigLINMode\n
Anna Bridge 160:5571c4ff569f 1567 * CR3 SCEN LL_USART_ConfigLINMode\n
Anna Bridge 160:5571c4ff569f 1568 * CR3 HDSEL LL_USART_ConfigLINMode
Anna Bridge 160:5571c4ff569f 1569 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1570 * @retval None
Anna Bridge 160:5571c4ff569f 1571 */
Anna Bridge 160:5571c4ff569f 1572 __STATIC_INLINE void LL_USART_ConfigLINMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1573 {
Anna Bridge 160:5571c4ff569f 1574 /* In LIN mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1575 - STOP and CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1576 - IREN, SCEN and HDSEL bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1577 CLEAR_BIT(USARTx->CR2, (USART_CR2_CLKEN | USART_CR2_STOP));
Anna Bridge 160:5571c4ff569f 1578 CLEAR_BIT(USARTx->CR3, (USART_CR3_IREN | USART_CR3_SCEN | USART_CR3_HDSEL));
Anna Bridge 160:5571c4ff569f 1579 /* Set the UART/USART in LIN mode */
Anna Bridge 160:5571c4ff569f 1580 SET_BIT(USARTx->CR2, USART_CR2_LINEN);
Anna Bridge 160:5571c4ff569f 1581 }
Anna Bridge 160:5571c4ff569f 1582
Anna Bridge 160:5571c4ff569f 1583 /**
Anna Bridge 160:5571c4ff569f 1584 * @brief Perform basic configuration of USART for enabling use in Half Duplex Mode
Anna Bridge 160:5571c4ff569f 1585 * @note In Half Duplex mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1586 * - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1587 * - CLKEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1588 * - SCEN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1589 * - IREN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1590 * This function also sets the UART/USART in Half Duplex mode.
Anna Bridge 160:5571c4ff569f 1591 * @note Macro @ref IS_UART_HALFDUPLEX_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1592 * Half-Duplex mode is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1593 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1594 * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
Anna Bridge 160:5571c4ff569f 1595 * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1596 * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
Anna Bridge 160:5571c4ff569f 1597 * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
Anna Bridge 160:5571c4ff569f 1598 * - Set HDSEL in CR3 using @ref LL_USART_EnableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1599 * @note Other remaining configurations items related to Half Duplex Mode
Anna Bridge 160:5571c4ff569f 1600 * (as Baud Rate, Word length, Parity, ...) should be set using
Anna Bridge 160:5571c4ff569f 1601 * dedicated functions
Anna Bridge 160:5571c4ff569f 1602 * @rmtoll CR2 LINEN LL_USART_ConfigHalfDuplexMode\n
Anna Bridge 160:5571c4ff569f 1603 * CR2 CLKEN LL_USART_ConfigHalfDuplexMode\n
Anna Bridge 160:5571c4ff569f 1604 * CR3 HDSEL LL_USART_ConfigHalfDuplexMode\n
Anna Bridge 160:5571c4ff569f 1605 * CR3 SCEN LL_USART_ConfigHalfDuplexMode\n
Anna Bridge 160:5571c4ff569f 1606 * CR3 IREN LL_USART_ConfigHalfDuplexMode
Anna Bridge 160:5571c4ff569f 1607 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1608 * @retval None
Anna Bridge 160:5571c4ff569f 1609 */
Anna Bridge 160:5571c4ff569f 1610 __STATIC_INLINE void LL_USART_ConfigHalfDuplexMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1611 {
Anna Bridge 160:5571c4ff569f 1612 /* In Half Duplex mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1613 - LINEN and CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1614 - SCEN and IREN bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1615 CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN));
Anna Bridge 160:5571c4ff569f 1616 CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_IREN));
Anna Bridge 160:5571c4ff569f 1617 /* set the UART/USART in Half Duplex mode */
Anna Bridge 160:5571c4ff569f 1618 SET_BIT(USARTx->CR3, USART_CR3_HDSEL);
Anna Bridge 160:5571c4ff569f 1619 }
Anna Bridge 160:5571c4ff569f 1620
Anna Bridge 160:5571c4ff569f 1621 /**
Anna Bridge 160:5571c4ff569f 1622 * @brief Perform basic configuration of USART for enabling use in Smartcard Mode
Anna Bridge 160:5571c4ff569f 1623 * @note In Smartcard mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1624 * - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1625 * - IREN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1626 * - HDSEL bit in the USART_CR3 register.
Anna Bridge 160:5571c4ff569f 1627 * This function also configures Stop bits to 1.5 bits and
Anna Bridge 160:5571c4ff569f 1628 * sets the USART in Smartcard mode (SCEN bit).
Anna Bridge 160:5571c4ff569f 1629 * Clock Output is also enabled (CLKEN).
Anna Bridge 160:5571c4ff569f 1630 * @note Macro @ref IS_SMARTCARD_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1631 * Smartcard feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1632 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1633 * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
Anna Bridge 160:5571c4ff569f 1634 * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
Anna Bridge 160:5571c4ff569f 1635 * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1636 * - Configure STOP in CR2 using @ref LL_USART_SetStopBitsLength() function
Anna Bridge 160:5571c4ff569f 1637 * - Set CLKEN in CR2 using @ref LL_USART_EnableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1638 * - Set SCEN in CR3 using @ref LL_USART_EnableSmartcard() function
Anna Bridge 160:5571c4ff569f 1639 * @note Other remaining configurations items related to Smartcard Mode
Anna Bridge 160:5571c4ff569f 1640 * (as Baud Rate, Word length, Parity, ...) should be set using
Anna Bridge 160:5571c4ff569f 1641 * dedicated functions
Anna Bridge 160:5571c4ff569f 1642 * @rmtoll CR2 LINEN LL_USART_ConfigSmartcardMode\n
Anna Bridge 160:5571c4ff569f 1643 * CR2 STOP LL_USART_ConfigSmartcardMode\n
Anna Bridge 160:5571c4ff569f 1644 * CR2 CLKEN LL_USART_ConfigSmartcardMode\n
Anna Bridge 160:5571c4ff569f 1645 * CR3 HDSEL LL_USART_ConfigSmartcardMode\n
Anna Bridge 160:5571c4ff569f 1646 * CR3 SCEN LL_USART_ConfigSmartcardMode
Anna Bridge 160:5571c4ff569f 1647 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1648 * @retval None
Anna Bridge 160:5571c4ff569f 1649 */
Anna Bridge 160:5571c4ff569f 1650 __STATIC_INLINE void LL_USART_ConfigSmartcardMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1651 {
Anna Bridge 160:5571c4ff569f 1652 /* In Smartcard mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1653 - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1654 - IREN and HDSEL bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1655 CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN));
Anna Bridge 160:5571c4ff569f 1656 CLEAR_BIT(USARTx->CR3, (USART_CR3_IREN | USART_CR3_HDSEL));
Anna Bridge 160:5571c4ff569f 1657 /* Configure Stop bits to 1.5 bits */
Anna Bridge 160:5571c4ff569f 1658 /* Synchronous mode is activated by default */
Anna Bridge 160:5571c4ff569f 1659 SET_BIT(USARTx->CR2, (USART_CR2_STOP_0 | USART_CR2_STOP_1 | USART_CR2_CLKEN));
Anna Bridge 160:5571c4ff569f 1660 /* set the UART/USART in Smartcard mode */
Anna Bridge 160:5571c4ff569f 1661 SET_BIT(USARTx->CR3, USART_CR3_SCEN);
Anna Bridge 160:5571c4ff569f 1662 }
Anna Bridge 160:5571c4ff569f 1663
Anna Bridge 160:5571c4ff569f 1664 /**
Anna Bridge 160:5571c4ff569f 1665 * @brief Perform basic configuration of USART for enabling use in Irda Mode
Anna Bridge 160:5571c4ff569f 1666 * @note In IRDA mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1667 * - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1668 * - STOP and CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1669 * - SCEN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1670 * - HDSEL bit in the USART_CR3 register.
Anna Bridge 160:5571c4ff569f 1671 * This function also sets the UART/USART in IRDA mode (IREN bit).
Anna Bridge 160:5571c4ff569f 1672 * @note Macro @ref IS_IRDA_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1673 * IrDA feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1674 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1675 * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
Anna Bridge 160:5571c4ff569f 1676 * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1677 * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
Anna Bridge 160:5571c4ff569f 1678 * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1679 * - Configure STOP in CR2 using @ref LL_USART_SetStopBitsLength() function
Anna Bridge 160:5571c4ff569f 1680 * - Set IREN in CR3 using @ref LL_USART_EnableIrda() function
Anna Bridge 160:5571c4ff569f 1681 * @note Other remaining configurations items related to Irda Mode
Anna Bridge 160:5571c4ff569f 1682 * (as Baud Rate, Word length, Power mode, ...) should be set using
Anna Bridge 160:5571c4ff569f 1683 * dedicated functions
Anna Bridge 160:5571c4ff569f 1684 * @rmtoll CR2 LINEN LL_USART_ConfigIrdaMode\n
Anna Bridge 160:5571c4ff569f 1685 * CR2 CLKEN LL_USART_ConfigIrdaMode\n
Anna Bridge 160:5571c4ff569f 1686 * CR2 STOP LL_USART_ConfigIrdaMode\n
Anna Bridge 160:5571c4ff569f 1687 * CR3 SCEN LL_USART_ConfigIrdaMode\n
Anna Bridge 160:5571c4ff569f 1688 * CR3 HDSEL LL_USART_ConfigIrdaMode\n
Anna Bridge 160:5571c4ff569f 1689 * CR3 IREN LL_USART_ConfigIrdaMode
Anna Bridge 160:5571c4ff569f 1690 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1691 * @retval None
Anna Bridge 160:5571c4ff569f 1692 */
Anna Bridge 160:5571c4ff569f 1693 __STATIC_INLINE void LL_USART_ConfigIrdaMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1694 {
Anna Bridge 160:5571c4ff569f 1695 /* In IRDA mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1696 - LINEN, STOP and CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1697 - SCEN and HDSEL bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1698 CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN | USART_CR2_STOP));
Anna Bridge 160:5571c4ff569f 1699 CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_HDSEL));
Anna Bridge 160:5571c4ff569f 1700 /* set the UART/USART in IRDA mode */
Anna Bridge 160:5571c4ff569f 1701 SET_BIT(USARTx->CR3, USART_CR3_IREN);
Anna Bridge 160:5571c4ff569f 1702 }
Anna Bridge 160:5571c4ff569f 1703
Anna Bridge 160:5571c4ff569f 1704 /**
Anna Bridge 160:5571c4ff569f 1705 * @brief Perform basic configuration of USART for enabling use in Multi processor Mode
Anna Bridge 160:5571c4ff569f 1706 * (several USARTs connected in a network, one of the USARTs can be the master,
Anna Bridge 160:5571c4ff569f 1707 * its TX output connected to the RX inputs of the other slaves USARTs).
Anna Bridge 160:5571c4ff569f 1708 * @note In MultiProcessor mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1709 * - LINEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1710 * - CLKEN bit in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1711 * - SCEN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1712 * - IREN bit in the USART_CR3 register,
Anna Bridge 160:5571c4ff569f 1713 * - HDSEL bit in the USART_CR3 register.
Anna Bridge 160:5571c4ff569f 1714 * @note Call of this function is equivalent to following function call sequence :
Anna Bridge 160:5571c4ff569f 1715 * - Clear LINEN in CR2 using @ref LL_USART_DisableLIN() function
Anna Bridge 160:5571c4ff569f 1716 * - Clear CLKEN in CR2 using @ref LL_USART_DisableSCLKOutput() function
Anna Bridge 160:5571c4ff569f 1717 * - Clear SCEN in CR3 using @ref LL_USART_DisableSmartcard() function
Anna Bridge 160:5571c4ff569f 1718 * - Clear IREN in CR3 using @ref LL_USART_DisableIrda() function
Anna Bridge 160:5571c4ff569f 1719 * - Clear HDSEL in CR3 using @ref LL_USART_DisableHalfDuplex() function
Anna Bridge 160:5571c4ff569f 1720 * @note Other remaining configurations items related to Multi processor Mode
Anna Bridge 160:5571c4ff569f 1721 * (as Baud Rate, Wake Up Method, Node address, ...) should be set using
Anna Bridge 160:5571c4ff569f 1722 * dedicated functions
Anna Bridge 160:5571c4ff569f 1723 * @rmtoll CR2 LINEN LL_USART_ConfigMultiProcessMode\n
Anna Bridge 160:5571c4ff569f 1724 * CR2 CLKEN LL_USART_ConfigMultiProcessMode\n
Anna Bridge 160:5571c4ff569f 1725 * CR3 SCEN LL_USART_ConfigMultiProcessMode\n
Anna Bridge 160:5571c4ff569f 1726 * CR3 HDSEL LL_USART_ConfigMultiProcessMode\n
Anna Bridge 160:5571c4ff569f 1727 * CR3 IREN LL_USART_ConfigMultiProcessMode
Anna Bridge 160:5571c4ff569f 1728 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1729 * @retval None
Anna Bridge 160:5571c4ff569f 1730 */
Anna Bridge 160:5571c4ff569f 1731 __STATIC_INLINE void LL_USART_ConfigMultiProcessMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1732 {
Anna Bridge 160:5571c4ff569f 1733 /* In Multi Processor mode, the following bits must be kept cleared:
Anna Bridge 160:5571c4ff569f 1734 - LINEN and CLKEN bits in the USART_CR2 register,
Anna Bridge 160:5571c4ff569f 1735 - IREN, SCEN and HDSEL bits in the USART_CR3 register.*/
Anna Bridge 160:5571c4ff569f 1736 CLEAR_BIT(USARTx->CR2, (USART_CR2_LINEN | USART_CR2_CLKEN));
Anna Bridge 160:5571c4ff569f 1737 CLEAR_BIT(USARTx->CR3, (USART_CR3_SCEN | USART_CR3_HDSEL | USART_CR3_IREN));
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 */
Anna Bridge 160:5571c4ff569f 1743
Anna Bridge 160:5571c4ff569f 1744 /** @defgroup USART_LL_EF_FLAG_Management FLAG_Management
Anna Bridge 160:5571c4ff569f 1745 * @{
Anna Bridge 160:5571c4ff569f 1746 */
Anna Bridge 160:5571c4ff569f 1747
Anna Bridge 160:5571c4ff569f 1748 /**
Anna Bridge 160:5571c4ff569f 1749 * @brief Check if the USART Parity Error Flag is set or not
Anna Bridge 160:5571c4ff569f 1750 * @rmtoll SR PE LL_USART_IsActiveFlag_PE
Anna Bridge 160:5571c4ff569f 1751 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1752 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1753 */
Anna Bridge 160:5571c4ff569f 1754 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_PE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1755 {
Anna Bridge 160:5571c4ff569f 1756 return (READ_BIT(USARTx->SR, USART_SR_PE) == (USART_SR_PE));
Anna Bridge 160:5571c4ff569f 1757 }
Anna Bridge 160:5571c4ff569f 1758
Anna Bridge 160:5571c4ff569f 1759 /**
Anna Bridge 160:5571c4ff569f 1760 * @brief Check if the USART Framing Error Flag is set or not
Anna Bridge 160:5571c4ff569f 1761 * @rmtoll SR FE LL_USART_IsActiveFlag_FE
Anna Bridge 160:5571c4ff569f 1762 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1763 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1764 */
Anna Bridge 160:5571c4ff569f 1765 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_FE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1766 {
Anna Bridge 160:5571c4ff569f 1767 return (READ_BIT(USARTx->SR, USART_SR_FE) == (USART_SR_FE));
Anna Bridge 160:5571c4ff569f 1768 }
Anna Bridge 160:5571c4ff569f 1769
Anna Bridge 160:5571c4ff569f 1770 /**
Anna Bridge 160:5571c4ff569f 1771 * @brief Check if the USART Noise error detected Flag is set or not
Anna Bridge 160:5571c4ff569f 1772 * @rmtoll SR NF LL_USART_IsActiveFlag_NE
Anna Bridge 160:5571c4ff569f 1773 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1774 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1775 */
Anna Bridge 160:5571c4ff569f 1776 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_NE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1777 {
Anna Bridge 160:5571c4ff569f 1778 return (READ_BIT(USARTx->SR, USART_SR_NE) == (USART_SR_NE));
Anna Bridge 160:5571c4ff569f 1779 }
Anna Bridge 160:5571c4ff569f 1780
Anna Bridge 160:5571c4ff569f 1781 /**
Anna Bridge 160:5571c4ff569f 1782 * @brief Check if the USART OverRun Error Flag is set or not
Anna Bridge 160:5571c4ff569f 1783 * @rmtoll SR ORE LL_USART_IsActiveFlag_ORE
Anna Bridge 160:5571c4ff569f 1784 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1785 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1786 */
Anna Bridge 160:5571c4ff569f 1787 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_ORE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1788 {
Anna Bridge 160:5571c4ff569f 1789 return (READ_BIT(USARTx->SR, USART_SR_ORE) == (USART_SR_ORE));
Anna Bridge 160:5571c4ff569f 1790 }
Anna Bridge 160:5571c4ff569f 1791
Anna Bridge 160:5571c4ff569f 1792 /**
Anna Bridge 160:5571c4ff569f 1793 * @brief Check if the USART IDLE line detected Flag is set or not
Anna Bridge 160:5571c4ff569f 1794 * @rmtoll SR IDLE LL_USART_IsActiveFlag_IDLE
Anna Bridge 160:5571c4ff569f 1795 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1796 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1797 */
Anna Bridge 160:5571c4ff569f 1798 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_IDLE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1799 {
Anna Bridge 160:5571c4ff569f 1800 return (READ_BIT(USARTx->SR, USART_SR_IDLE) == (USART_SR_IDLE));
Anna Bridge 160:5571c4ff569f 1801 }
Anna Bridge 160:5571c4ff569f 1802
Anna Bridge 160:5571c4ff569f 1803 /**
Anna Bridge 160:5571c4ff569f 1804 * @brief Check if the USART Read Data Register Not Empty Flag is set or not
Anna Bridge 160:5571c4ff569f 1805 * @rmtoll SR RXNE LL_USART_IsActiveFlag_RXNE
Anna Bridge 160:5571c4ff569f 1806 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1807 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1808 */
Anna Bridge 160:5571c4ff569f 1809 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_RXNE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1810 {
Anna Bridge 160:5571c4ff569f 1811 return (READ_BIT(USARTx->SR, USART_SR_RXNE) == (USART_SR_RXNE));
Anna Bridge 160:5571c4ff569f 1812 }
Anna Bridge 160:5571c4ff569f 1813
Anna Bridge 160:5571c4ff569f 1814 /**
Anna Bridge 160:5571c4ff569f 1815 * @brief Check if the USART Transmission Complete Flag is set or not
Anna Bridge 160:5571c4ff569f 1816 * @rmtoll SR TC LL_USART_IsActiveFlag_TC
Anna Bridge 160:5571c4ff569f 1817 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1818 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1819 */
Anna Bridge 160:5571c4ff569f 1820 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TC(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1821 {
Anna Bridge 160:5571c4ff569f 1822 return (READ_BIT(USARTx->SR, USART_SR_TC) == (USART_SR_TC));
Anna Bridge 160:5571c4ff569f 1823 }
Anna Bridge 160:5571c4ff569f 1824
Anna Bridge 160:5571c4ff569f 1825 /**
Anna Bridge 160:5571c4ff569f 1826 * @brief Check if the USART Transmit Data Register Empty Flag is set or not
Anna Bridge 160:5571c4ff569f 1827 * @rmtoll SR TXE LL_USART_IsActiveFlag_TXE
Anna Bridge 160:5571c4ff569f 1828 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1829 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1830 */
Anna Bridge 160:5571c4ff569f 1831 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_TXE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1832 {
Anna Bridge 160:5571c4ff569f 1833 return (READ_BIT(USARTx->SR, USART_SR_TXE) == (USART_SR_TXE));
Anna Bridge 160:5571c4ff569f 1834 }
Anna Bridge 160:5571c4ff569f 1835
Anna Bridge 160:5571c4ff569f 1836 /**
Anna Bridge 160:5571c4ff569f 1837 * @brief Check if the USART LIN Break Detection Flag is set or not
Anna Bridge 160:5571c4ff569f 1838 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1839 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1840 * @rmtoll SR LBD LL_USART_IsActiveFlag_LBD
Anna Bridge 160:5571c4ff569f 1841 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1842 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1843 */
Anna Bridge 160:5571c4ff569f 1844 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_LBD(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1845 {
Anna Bridge 160:5571c4ff569f 1846 return (READ_BIT(USARTx->SR, USART_SR_LBD) == (USART_SR_LBD));
Anna Bridge 160:5571c4ff569f 1847 }
Anna Bridge 160:5571c4ff569f 1848
Anna Bridge 160:5571c4ff569f 1849 /**
Anna Bridge 160:5571c4ff569f 1850 * @brief Check if the USART CTS Flag is set or not
Anna Bridge 160:5571c4ff569f 1851 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 1852 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 1853 * @rmtoll SR CTS LL_USART_IsActiveFlag_nCTS
Anna Bridge 160:5571c4ff569f 1854 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1855 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1856 */
Anna Bridge 160:5571c4ff569f 1857 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_nCTS(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1858 {
Anna Bridge 160:5571c4ff569f 1859 return (READ_BIT(USARTx->SR, USART_SR_CTS) == (USART_SR_CTS));
Anna Bridge 160:5571c4ff569f 1860 }
Anna Bridge 160:5571c4ff569f 1861
Anna Bridge 160:5571c4ff569f 1862 /**
Anna Bridge 160:5571c4ff569f 1863 * @brief Check if the USART Send Break Flag is set or not
Anna Bridge 160:5571c4ff569f 1864 * @rmtoll CR1 SBK LL_USART_IsActiveFlag_SBK
Anna Bridge 160:5571c4ff569f 1865 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1866 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1867 */
Anna Bridge 160:5571c4ff569f 1868 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_SBK(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1869 {
Anna Bridge 160:5571c4ff569f 1870 return (READ_BIT(USARTx->CR1, USART_CR1_SBK) == (USART_CR1_SBK));
Anna Bridge 160:5571c4ff569f 1871 }
Anna Bridge 160:5571c4ff569f 1872
Anna Bridge 160:5571c4ff569f 1873 /**
Anna Bridge 160:5571c4ff569f 1874 * @brief Check if the USART Receive Wake Up from mute mode Flag is set or not
Anna Bridge 160:5571c4ff569f 1875 * @rmtoll CR1 RWU LL_USART_IsActiveFlag_RWU
Anna Bridge 160:5571c4ff569f 1876 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1877 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 1878 */
Anna Bridge 160:5571c4ff569f 1879 __STATIC_INLINE uint32_t LL_USART_IsActiveFlag_RWU(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1880 {
Anna Bridge 160:5571c4ff569f 1881 return (READ_BIT(USARTx->CR1, USART_CR1_RWU) == (USART_CR1_RWU));
Anna Bridge 160:5571c4ff569f 1882 }
Anna Bridge 160:5571c4ff569f 1883
Anna Bridge 160:5571c4ff569f 1884 /**
Anna Bridge 160:5571c4ff569f 1885 * @brief Clear Parity Error Flag
Anna Bridge 160:5571c4ff569f 1886 * @note Clearing this flag is done by a read access to the USARTx_SR
Anna Bridge 160:5571c4ff569f 1887 * register followed by a read access to the USARTx_DR register.
Anna Bridge 160:5571c4ff569f 1888 * @note Please also consider that when clearing this flag, other flags as
Anna Bridge 160:5571c4ff569f 1889 * NE, FE, ORE, IDLE would also be cleared.
Anna Bridge 160:5571c4ff569f 1890 * @rmtoll SR PE LL_USART_ClearFlag_PE
Anna Bridge 160:5571c4ff569f 1891 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1892 * @retval None
Anna Bridge 160:5571c4ff569f 1893 */
Anna Bridge 160:5571c4ff569f 1894 __STATIC_INLINE void LL_USART_ClearFlag_PE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1895 {
Anna Bridge 160:5571c4ff569f 1896 __IO uint32_t tmpreg;
Anna Bridge 160:5571c4ff569f 1897 tmpreg = USARTx->SR;
Anna Bridge 160:5571c4ff569f 1898 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1899 tmpreg = USARTx->DR;
Anna Bridge 160:5571c4ff569f 1900 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1901 }
Anna Bridge 160:5571c4ff569f 1902
Anna Bridge 160:5571c4ff569f 1903 /**
Anna Bridge 160:5571c4ff569f 1904 * @brief Clear Framing Error Flag
Anna Bridge 160:5571c4ff569f 1905 * @note Clearing this flag is done by a read access to the USARTx_SR
Anna Bridge 160:5571c4ff569f 1906 * register followed by a read access to the USARTx_DR register.
Anna Bridge 160:5571c4ff569f 1907 * @note Please also consider that when clearing this flag, other flags as
Anna Bridge 160:5571c4ff569f 1908 * PE, NE, ORE, IDLE would also be cleared.
Anna Bridge 160:5571c4ff569f 1909 * @rmtoll SR FE LL_USART_ClearFlag_FE
Anna Bridge 160:5571c4ff569f 1910 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1911 * @retval None
Anna Bridge 160:5571c4ff569f 1912 */
Anna Bridge 160:5571c4ff569f 1913 __STATIC_INLINE void LL_USART_ClearFlag_FE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1914 {
Anna Bridge 160:5571c4ff569f 1915 __IO uint32_t tmpreg;
Anna Bridge 160:5571c4ff569f 1916 tmpreg = USARTx->SR;
Anna Bridge 160:5571c4ff569f 1917 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1918 tmpreg = USARTx->DR;
Anna Bridge 160:5571c4ff569f 1919 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1920 }
Anna Bridge 160:5571c4ff569f 1921
Anna Bridge 160:5571c4ff569f 1922 /**
Anna Bridge 160:5571c4ff569f 1923 * @brief Clear Noise detected Flag
Anna Bridge 160:5571c4ff569f 1924 * @note Clearing this flag is done by a read access to the USARTx_SR
Anna Bridge 160:5571c4ff569f 1925 * register followed by a read access to the USARTx_DR register.
Anna Bridge 160:5571c4ff569f 1926 * @note Please also consider that when clearing this flag, other flags as
Anna Bridge 160:5571c4ff569f 1927 * PE, FE, ORE, IDLE would also be cleared.
Anna Bridge 160:5571c4ff569f 1928 * @rmtoll SR NF LL_USART_ClearFlag_NE
Anna Bridge 160:5571c4ff569f 1929 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1930 * @retval None
Anna Bridge 160:5571c4ff569f 1931 */
Anna Bridge 160:5571c4ff569f 1932 __STATIC_INLINE void LL_USART_ClearFlag_NE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1933 {
Anna Bridge 160:5571c4ff569f 1934 __IO uint32_t tmpreg;
Anna Bridge 160:5571c4ff569f 1935 tmpreg = USARTx->SR;
Anna Bridge 160:5571c4ff569f 1936 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1937 tmpreg = USARTx->DR;
Anna Bridge 160:5571c4ff569f 1938 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1939 }
Anna Bridge 160:5571c4ff569f 1940
Anna Bridge 160:5571c4ff569f 1941 /**
Anna Bridge 160:5571c4ff569f 1942 * @brief Clear OverRun Error Flag
Anna Bridge 160:5571c4ff569f 1943 * @note Clearing this flag is done by a read access to the USARTx_SR
Anna Bridge 160:5571c4ff569f 1944 * register followed by a read access to the USARTx_DR register.
Anna Bridge 160:5571c4ff569f 1945 * @note Please also consider that when clearing this flag, other flags as
Anna Bridge 160:5571c4ff569f 1946 * PE, NE, FE, IDLE would also be cleared.
Anna Bridge 160:5571c4ff569f 1947 * @rmtoll SR ORE LL_USART_ClearFlag_ORE
Anna Bridge 160:5571c4ff569f 1948 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1949 * @retval None
Anna Bridge 160:5571c4ff569f 1950 */
Anna Bridge 160:5571c4ff569f 1951 __STATIC_INLINE void LL_USART_ClearFlag_ORE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1952 {
Anna Bridge 160:5571c4ff569f 1953 __IO uint32_t tmpreg;
Anna Bridge 160:5571c4ff569f 1954 tmpreg = USARTx->SR;
Anna Bridge 160:5571c4ff569f 1955 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1956 tmpreg = USARTx->DR;
Anna Bridge 160:5571c4ff569f 1957 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1958 }
Anna Bridge 160:5571c4ff569f 1959
Anna Bridge 160:5571c4ff569f 1960 /**
Anna Bridge 160:5571c4ff569f 1961 * @brief Clear IDLE line detected Flag
Anna Bridge 160:5571c4ff569f 1962 * @note Clearing this flag is done by a read access to the USARTx_SR
Anna Bridge 160:5571c4ff569f 1963 * register followed by a read access to the USARTx_DR register.
Anna Bridge 160:5571c4ff569f 1964 * @note Please also consider that when clearing this flag, other flags as
Anna Bridge 160:5571c4ff569f 1965 * PE, NE, FE, ORE would also be cleared.
Anna Bridge 160:5571c4ff569f 1966 * @rmtoll SR IDLE LL_USART_ClearFlag_IDLE
Anna Bridge 160:5571c4ff569f 1967 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1968 * @retval None
Anna Bridge 160:5571c4ff569f 1969 */
Anna Bridge 160:5571c4ff569f 1970 __STATIC_INLINE void LL_USART_ClearFlag_IDLE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1971 {
Anna Bridge 160:5571c4ff569f 1972 __IO uint32_t tmpreg;
Anna Bridge 160:5571c4ff569f 1973 tmpreg = USARTx->SR;
Anna Bridge 160:5571c4ff569f 1974 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1975 tmpreg = USARTx->DR;
Anna Bridge 160:5571c4ff569f 1976 (void) tmpreg;
Anna Bridge 160:5571c4ff569f 1977 }
Anna Bridge 160:5571c4ff569f 1978
Anna Bridge 160:5571c4ff569f 1979 /**
Anna Bridge 160:5571c4ff569f 1980 * @brief Clear Transmission Complete Flag
Anna Bridge 160:5571c4ff569f 1981 * @rmtoll SR TC LL_USART_ClearFlag_TC
Anna Bridge 160:5571c4ff569f 1982 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1983 * @retval None
Anna Bridge 160:5571c4ff569f 1984 */
Anna Bridge 160:5571c4ff569f 1985 __STATIC_INLINE void LL_USART_ClearFlag_TC(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1986 {
Anna Bridge 160:5571c4ff569f 1987 WRITE_REG(USARTx->SR , ~(USART_SR_TC));
Anna Bridge 160:5571c4ff569f 1988 }
Anna Bridge 160:5571c4ff569f 1989
Anna Bridge 160:5571c4ff569f 1990 /**
Anna Bridge 160:5571c4ff569f 1991 * @brief Clear RX Not Empty Flag
Anna Bridge 160:5571c4ff569f 1992 * @rmtoll SR RXNE LL_USART_ClearFlag_RXNE
Anna Bridge 160:5571c4ff569f 1993 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 1994 * @retval None
Anna Bridge 160:5571c4ff569f 1995 */
Anna Bridge 160:5571c4ff569f 1996 __STATIC_INLINE void LL_USART_ClearFlag_RXNE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 1997 {
Anna Bridge 160:5571c4ff569f 1998 WRITE_REG(USARTx->SR , ~(USART_SR_RXNE));
Anna Bridge 160:5571c4ff569f 1999 }
Anna Bridge 160:5571c4ff569f 2000
Anna Bridge 160:5571c4ff569f 2001 /**
Anna Bridge 160:5571c4ff569f 2002 * @brief Clear LIN Break Detection Flag
Anna Bridge 160:5571c4ff569f 2003 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2004 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2005 * @rmtoll SR LBD LL_USART_ClearFlag_LBD
Anna Bridge 160:5571c4ff569f 2006 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2007 * @retval None
Anna Bridge 160:5571c4ff569f 2008 */
Anna Bridge 160:5571c4ff569f 2009 __STATIC_INLINE void LL_USART_ClearFlag_LBD(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2010 {
Anna Bridge 160:5571c4ff569f 2011 WRITE_REG(USARTx->SR , ~(USART_SR_LBD));
Anna Bridge 160:5571c4ff569f 2012 }
Anna Bridge 160:5571c4ff569f 2013
Anna Bridge 160:5571c4ff569f 2014 /**
Anna Bridge 160:5571c4ff569f 2015 * @brief Clear CTS Interrupt Flag
Anna Bridge 160:5571c4ff569f 2016 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2017 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2018 * @rmtoll SR CTS LL_USART_ClearFlag_nCTS
Anna Bridge 160:5571c4ff569f 2019 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2020 * @retval None
Anna Bridge 160:5571c4ff569f 2021 */
Anna Bridge 160:5571c4ff569f 2022 __STATIC_INLINE void LL_USART_ClearFlag_nCTS(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2023 {
Anna Bridge 160:5571c4ff569f 2024 WRITE_REG(USARTx->SR , ~(USART_SR_CTS));
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 */
Anna Bridge 160:5571c4ff569f 2030
Anna Bridge 160:5571c4ff569f 2031 /** @defgroup USART_LL_EF_IT_Management IT_Management
Anna Bridge 160:5571c4ff569f 2032 * @{
Anna Bridge 160:5571c4ff569f 2033 */
Anna Bridge 160:5571c4ff569f 2034
Anna Bridge 160:5571c4ff569f 2035 /**
Anna Bridge 160:5571c4ff569f 2036 * @brief Enable IDLE Interrupt
Anna Bridge 160:5571c4ff569f 2037 * @rmtoll CR1 IDLEIE LL_USART_EnableIT_IDLE
Anna Bridge 160:5571c4ff569f 2038 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2039 * @retval None
Anna Bridge 160:5571c4ff569f 2040 */
Anna Bridge 160:5571c4ff569f 2041 __STATIC_INLINE void LL_USART_EnableIT_IDLE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2042 {
Anna Bridge 160:5571c4ff569f 2043 SET_BIT(USARTx->CR1, USART_CR1_IDLEIE);
Anna Bridge 160:5571c4ff569f 2044 }
Anna Bridge 160:5571c4ff569f 2045
Anna Bridge 160:5571c4ff569f 2046 /**
Anna Bridge 160:5571c4ff569f 2047 * @brief Enable RX Not Empty Interrupt
Anna Bridge 160:5571c4ff569f 2048 * @rmtoll CR1 RXNEIE LL_USART_EnableIT_RXNE
Anna Bridge 160:5571c4ff569f 2049 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2050 * @retval None
Anna Bridge 160:5571c4ff569f 2051 */
Anna Bridge 160:5571c4ff569f 2052 __STATIC_INLINE void LL_USART_EnableIT_RXNE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2053 {
Anna Bridge 160:5571c4ff569f 2054 SET_BIT(USARTx->CR1, USART_CR1_RXNEIE);
Anna Bridge 160:5571c4ff569f 2055 }
Anna Bridge 160:5571c4ff569f 2056
Anna Bridge 160:5571c4ff569f 2057 /**
Anna Bridge 160:5571c4ff569f 2058 * @brief Enable Transmission Complete Interrupt
Anna Bridge 160:5571c4ff569f 2059 * @rmtoll CR1 TCIE LL_USART_EnableIT_TC
Anna Bridge 160:5571c4ff569f 2060 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2061 * @retval None
Anna Bridge 160:5571c4ff569f 2062 */
Anna Bridge 160:5571c4ff569f 2063 __STATIC_INLINE void LL_USART_EnableIT_TC(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2064 {
Anna Bridge 160:5571c4ff569f 2065 SET_BIT(USARTx->CR1, USART_CR1_TCIE);
Anna Bridge 160:5571c4ff569f 2066 }
Anna Bridge 160:5571c4ff569f 2067
Anna Bridge 160:5571c4ff569f 2068 /**
Anna Bridge 160:5571c4ff569f 2069 * @brief Enable TX Empty Interrupt
Anna Bridge 160:5571c4ff569f 2070 * @rmtoll CR1 TXEIE LL_USART_EnableIT_TXE
Anna Bridge 160:5571c4ff569f 2071 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2072 * @retval None
Anna Bridge 160:5571c4ff569f 2073 */
Anna Bridge 160:5571c4ff569f 2074 __STATIC_INLINE void LL_USART_EnableIT_TXE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2075 {
Anna Bridge 160:5571c4ff569f 2076 SET_BIT(USARTx->CR1, USART_CR1_TXEIE);
Anna Bridge 160:5571c4ff569f 2077 }
Anna Bridge 160:5571c4ff569f 2078
Anna Bridge 160:5571c4ff569f 2079 /**
Anna Bridge 160:5571c4ff569f 2080 * @brief Enable Parity Error Interrupt
Anna Bridge 160:5571c4ff569f 2081 * @rmtoll CR1 PEIE LL_USART_EnableIT_PE
Anna Bridge 160:5571c4ff569f 2082 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2083 * @retval None
Anna Bridge 160:5571c4ff569f 2084 */
Anna Bridge 160:5571c4ff569f 2085 __STATIC_INLINE void LL_USART_EnableIT_PE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2086 {
Anna Bridge 160:5571c4ff569f 2087 SET_BIT(USARTx->CR1, USART_CR1_PEIE);
Anna Bridge 160:5571c4ff569f 2088 }
Anna Bridge 160:5571c4ff569f 2089
Anna Bridge 160:5571c4ff569f 2090 /**
Anna Bridge 160:5571c4ff569f 2091 * @brief Enable LIN Break Detection Interrupt
Anna Bridge 160:5571c4ff569f 2092 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2093 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2094 * @rmtoll CR2 LBDIE LL_USART_EnableIT_LBD
Anna Bridge 160:5571c4ff569f 2095 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2096 * @retval None
Anna Bridge 160:5571c4ff569f 2097 */
Anna Bridge 160:5571c4ff569f 2098 __STATIC_INLINE void LL_USART_EnableIT_LBD(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2099 {
Anna Bridge 160:5571c4ff569f 2100 SET_BIT(USARTx->CR2, USART_CR2_LBDIE);
Anna Bridge 160:5571c4ff569f 2101 }
Anna Bridge 160:5571c4ff569f 2102
Anna Bridge 160:5571c4ff569f 2103 /**
Anna Bridge 160:5571c4ff569f 2104 * @brief Enable Error Interrupt
Anna Bridge 160:5571c4ff569f 2105 * @note When set, Error Interrupt Enable Bit is enabling interrupt generation in case of a framing
Anna Bridge 160:5571c4ff569f 2106 * error, overrun error or noise flag (FE=1 or ORE=1 or NF=1 in the USARTx_SR register).
Anna Bridge 160:5571c4ff569f 2107 * 0: Interrupt is inhibited
Anna Bridge 160:5571c4ff569f 2108 * 1: An interrupt is generated when FE=1 or ORE=1 or NF=1 in the USARTx_SR register.
Anna Bridge 160:5571c4ff569f 2109 * @rmtoll CR3 EIE LL_USART_EnableIT_ERROR
Anna Bridge 160:5571c4ff569f 2110 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2111 * @retval None
Anna Bridge 160:5571c4ff569f 2112 */
Anna Bridge 160:5571c4ff569f 2113 __STATIC_INLINE void LL_USART_EnableIT_ERROR(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2114 {
Anna Bridge 160:5571c4ff569f 2115 SET_BIT(USARTx->CR3, USART_CR3_EIE);
Anna Bridge 160:5571c4ff569f 2116 }
Anna Bridge 160:5571c4ff569f 2117
Anna Bridge 160:5571c4ff569f 2118 /**
Anna Bridge 160:5571c4ff569f 2119 * @brief Enable CTS Interrupt
Anna Bridge 160:5571c4ff569f 2120 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2121 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2122 * @rmtoll CR3 CTSIE LL_USART_EnableIT_CTS
Anna Bridge 160:5571c4ff569f 2123 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2124 * @retval None
Anna Bridge 160:5571c4ff569f 2125 */
Anna Bridge 160:5571c4ff569f 2126 __STATIC_INLINE void LL_USART_EnableIT_CTS(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2127 {
Anna Bridge 160:5571c4ff569f 2128 SET_BIT(USARTx->CR3, USART_CR3_CTSIE);
Anna Bridge 160:5571c4ff569f 2129 }
Anna Bridge 160:5571c4ff569f 2130
Anna Bridge 160:5571c4ff569f 2131 /**
Anna Bridge 160:5571c4ff569f 2132 * @brief Disable IDLE Interrupt
Anna Bridge 160:5571c4ff569f 2133 * @rmtoll CR1 IDLEIE LL_USART_DisableIT_IDLE
Anna Bridge 160:5571c4ff569f 2134 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2135 * @retval None
Anna Bridge 160:5571c4ff569f 2136 */
Anna Bridge 160:5571c4ff569f 2137 __STATIC_INLINE void LL_USART_DisableIT_IDLE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2138 {
Anna Bridge 160:5571c4ff569f 2139 CLEAR_BIT(USARTx->CR1, USART_CR1_IDLEIE);
Anna Bridge 160:5571c4ff569f 2140 }
Anna Bridge 160:5571c4ff569f 2141
Anna Bridge 160:5571c4ff569f 2142 /**
Anna Bridge 160:5571c4ff569f 2143 * @brief Disable RX Not Empty Interrupt
Anna Bridge 160:5571c4ff569f 2144 * @rmtoll CR1 RXNEIE LL_USART_DisableIT_RXNE
Anna Bridge 160:5571c4ff569f 2145 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2146 * @retval None
Anna Bridge 160:5571c4ff569f 2147 */
Anna Bridge 160:5571c4ff569f 2148 __STATIC_INLINE void LL_USART_DisableIT_RXNE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2149 {
Anna Bridge 160:5571c4ff569f 2150 CLEAR_BIT(USARTx->CR1, USART_CR1_RXNEIE);
Anna Bridge 160:5571c4ff569f 2151 }
Anna Bridge 160:5571c4ff569f 2152
Anna Bridge 160:5571c4ff569f 2153 /**
Anna Bridge 160:5571c4ff569f 2154 * @brief Disable Transmission Complete Interrupt
Anna Bridge 160:5571c4ff569f 2155 * @rmtoll CR1 TCIE LL_USART_DisableIT_TC
Anna Bridge 160:5571c4ff569f 2156 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2157 * @retval None
Anna Bridge 160:5571c4ff569f 2158 */
Anna Bridge 160:5571c4ff569f 2159 __STATIC_INLINE void LL_USART_DisableIT_TC(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2160 {
Anna Bridge 160:5571c4ff569f 2161 CLEAR_BIT(USARTx->CR1, USART_CR1_TCIE);
Anna Bridge 160:5571c4ff569f 2162 }
Anna Bridge 160:5571c4ff569f 2163
Anna Bridge 160:5571c4ff569f 2164 /**
Anna Bridge 160:5571c4ff569f 2165 * @brief Disable TX Empty Interrupt
Anna Bridge 160:5571c4ff569f 2166 * @rmtoll CR1 TXEIE LL_USART_DisableIT_TXE
Anna Bridge 160:5571c4ff569f 2167 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2168 * @retval None
Anna Bridge 160:5571c4ff569f 2169 */
Anna Bridge 160:5571c4ff569f 2170 __STATIC_INLINE void LL_USART_DisableIT_TXE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2171 {
Anna Bridge 160:5571c4ff569f 2172 CLEAR_BIT(USARTx->CR1, USART_CR1_TXEIE);
Anna Bridge 160:5571c4ff569f 2173 }
Anna Bridge 160:5571c4ff569f 2174
Anna Bridge 160:5571c4ff569f 2175 /**
Anna Bridge 160:5571c4ff569f 2176 * @brief Disable Parity Error Interrupt
Anna Bridge 160:5571c4ff569f 2177 * @rmtoll CR1 PEIE LL_USART_DisableIT_PE
Anna Bridge 160:5571c4ff569f 2178 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2179 * @retval None
Anna Bridge 160:5571c4ff569f 2180 */
Anna Bridge 160:5571c4ff569f 2181 __STATIC_INLINE void LL_USART_DisableIT_PE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2182 {
Anna Bridge 160:5571c4ff569f 2183 CLEAR_BIT(USARTx->CR1, USART_CR1_PEIE);
Anna Bridge 160:5571c4ff569f 2184 }
Anna Bridge 160:5571c4ff569f 2185
Anna Bridge 160:5571c4ff569f 2186 /**
Anna Bridge 160:5571c4ff569f 2187 * @brief Disable LIN Break Detection Interrupt
Anna Bridge 160:5571c4ff569f 2188 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2189 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2190 * @rmtoll CR2 LBDIE LL_USART_DisableIT_LBD
Anna Bridge 160:5571c4ff569f 2191 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2192 * @retval None
Anna Bridge 160:5571c4ff569f 2193 */
Anna Bridge 160:5571c4ff569f 2194 __STATIC_INLINE void LL_USART_DisableIT_LBD(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2195 {
Anna Bridge 160:5571c4ff569f 2196 CLEAR_BIT(USARTx->CR2, USART_CR2_LBDIE);
Anna Bridge 160:5571c4ff569f 2197 }
Anna Bridge 160:5571c4ff569f 2198
Anna Bridge 160:5571c4ff569f 2199 /**
Anna Bridge 160:5571c4ff569f 2200 * @brief Disable Error Interrupt
Anna Bridge 160:5571c4ff569f 2201 * @note When set, Error Interrupt Enable Bit is enabling interrupt generation in case of a framing
Anna Bridge 160:5571c4ff569f 2202 * error, overrun error or noise flag (FE=1 or ORE=1 or NF=1 in the USARTx_SR register).
Anna Bridge 160:5571c4ff569f 2203 * 0: Interrupt is inhibited
Anna Bridge 160:5571c4ff569f 2204 * 1: An interrupt is generated when FE=1 or ORE=1 or NF=1 in the USARTx_SR register.
Anna Bridge 160:5571c4ff569f 2205 * @rmtoll CR3 EIE LL_USART_DisableIT_ERROR
Anna Bridge 160:5571c4ff569f 2206 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2207 * @retval None
Anna Bridge 160:5571c4ff569f 2208 */
Anna Bridge 160:5571c4ff569f 2209 __STATIC_INLINE void LL_USART_DisableIT_ERROR(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2210 {
Anna Bridge 160:5571c4ff569f 2211 CLEAR_BIT(USARTx->CR3, USART_CR3_EIE);
Anna Bridge 160:5571c4ff569f 2212 }
Anna Bridge 160:5571c4ff569f 2213
Anna Bridge 160:5571c4ff569f 2214 /**
Anna Bridge 160:5571c4ff569f 2215 * @brief Disable CTS Interrupt
Anna Bridge 160:5571c4ff569f 2216 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2217 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2218 * @rmtoll CR3 CTSIE LL_USART_DisableIT_CTS
Anna Bridge 160:5571c4ff569f 2219 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2220 * @retval None
Anna Bridge 160:5571c4ff569f 2221 */
Anna Bridge 160:5571c4ff569f 2222 __STATIC_INLINE void LL_USART_DisableIT_CTS(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2223 {
Anna Bridge 160:5571c4ff569f 2224 CLEAR_BIT(USARTx->CR3, USART_CR3_CTSIE);
Anna Bridge 160:5571c4ff569f 2225 }
Anna Bridge 160:5571c4ff569f 2226
Anna Bridge 160:5571c4ff569f 2227 /**
Anna Bridge 160:5571c4ff569f 2228 * @brief Check if the USART IDLE Interrupt source is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2229 * @rmtoll CR1 IDLEIE LL_USART_IsEnabledIT_IDLE
Anna Bridge 160:5571c4ff569f 2230 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2231 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2232 */
Anna Bridge 160:5571c4ff569f 2233 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_IDLE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2234 {
Anna Bridge 160:5571c4ff569f 2235 return (READ_BIT(USARTx->CR1, USART_CR1_IDLEIE) == (USART_CR1_IDLEIE));
Anna Bridge 160:5571c4ff569f 2236 }
Anna Bridge 160:5571c4ff569f 2237
Anna Bridge 160:5571c4ff569f 2238 /**
Anna Bridge 160:5571c4ff569f 2239 * @brief Check if the USART RX Not Empty Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2240 * @rmtoll CR1 RXNEIE LL_USART_IsEnabledIT_RXNE
Anna Bridge 160:5571c4ff569f 2241 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2242 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2243 */
Anna Bridge 160:5571c4ff569f 2244 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_RXNE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2245 {
Anna Bridge 160:5571c4ff569f 2246 return (READ_BIT(USARTx->CR1, USART_CR1_RXNEIE) == (USART_CR1_RXNEIE));
Anna Bridge 160:5571c4ff569f 2247 }
Anna Bridge 160:5571c4ff569f 2248
Anna Bridge 160:5571c4ff569f 2249 /**
Anna Bridge 160:5571c4ff569f 2250 * @brief Check if the USART Transmission Complete Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2251 * @rmtoll CR1 TCIE LL_USART_IsEnabledIT_TC
Anna Bridge 160:5571c4ff569f 2252 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2253 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2254 */
Anna Bridge 160:5571c4ff569f 2255 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_TC(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2256 {
Anna Bridge 160:5571c4ff569f 2257 return (READ_BIT(USARTx->CR1, USART_CR1_TCIE) == (USART_CR1_TCIE));
Anna Bridge 160:5571c4ff569f 2258 }
Anna Bridge 160:5571c4ff569f 2259
Anna Bridge 160:5571c4ff569f 2260 /**
Anna Bridge 160:5571c4ff569f 2261 * @brief Check if the USART TX Empty Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2262 * @rmtoll CR1 TXEIE LL_USART_IsEnabledIT_TXE
Anna Bridge 160:5571c4ff569f 2263 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2264 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2265 */
Anna Bridge 160:5571c4ff569f 2266 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_TXE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2267 {
Anna Bridge 160:5571c4ff569f 2268 return (READ_BIT(USARTx->CR1, USART_CR1_TXEIE) == (USART_CR1_TXEIE));
Anna Bridge 160:5571c4ff569f 2269 }
Anna Bridge 160:5571c4ff569f 2270
Anna Bridge 160:5571c4ff569f 2271 /**
Anna Bridge 160:5571c4ff569f 2272 * @brief Check if the USART Parity Error Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2273 * @rmtoll CR1 PEIE LL_USART_IsEnabledIT_PE
Anna Bridge 160:5571c4ff569f 2274 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2275 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2276 */
Anna Bridge 160:5571c4ff569f 2277 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_PE(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2278 {
Anna Bridge 160:5571c4ff569f 2279 return (READ_BIT(USARTx->CR1, USART_CR1_PEIE) == (USART_CR1_PEIE));
Anna Bridge 160:5571c4ff569f 2280 }
Anna Bridge 160:5571c4ff569f 2281
Anna Bridge 160:5571c4ff569f 2282 /**
Anna Bridge 160:5571c4ff569f 2283 * @brief Check if the USART LIN Break Detection Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2284 * @note Macro @ref IS_UART_LIN_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2285 * LIN feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2286 * @rmtoll CR2 LBDIE LL_USART_IsEnabledIT_LBD
Anna Bridge 160:5571c4ff569f 2287 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2288 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2289 */
Anna Bridge 160:5571c4ff569f 2290 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_LBD(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2291 {
Anna Bridge 160:5571c4ff569f 2292 return (READ_BIT(USARTx->CR2, USART_CR2_LBDIE) == (USART_CR2_LBDIE));
Anna Bridge 160:5571c4ff569f 2293 }
Anna Bridge 160:5571c4ff569f 2294
Anna Bridge 160:5571c4ff569f 2295 /**
Anna Bridge 160:5571c4ff569f 2296 * @brief Check if the USART Error Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2297 * @rmtoll CR3 EIE LL_USART_IsEnabledIT_ERROR
Anna Bridge 160:5571c4ff569f 2298 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2299 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2300 */
Anna Bridge 160:5571c4ff569f 2301 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_ERROR(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2302 {
Anna Bridge 160:5571c4ff569f 2303 return (READ_BIT(USARTx->CR3, USART_CR3_EIE) == (USART_CR3_EIE));
Anna Bridge 160:5571c4ff569f 2304 }
Anna Bridge 160:5571c4ff569f 2305
Anna Bridge 160:5571c4ff569f 2306 /**
Anna Bridge 160:5571c4ff569f 2307 * @brief Check if the USART CTS Interrupt is enabled or disabled.
Anna Bridge 160:5571c4ff569f 2308 * @note Macro @ref IS_UART_HWFLOW_INSTANCE(USARTx) can be used to check whether or not
Anna Bridge 160:5571c4ff569f 2309 * Hardware Flow control feature is supported by the USARTx instance.
Anna Bridge 160:5571c4ff569f 2310 * @rmtoll CR3 CTSIE LL_USART_IsEnabledIT_CTS
Anna Bridge 160:5571c4ff569f 2311 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2312 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2313 */
Anna Bridge 160:5571c4ff569f 2314 __STATIC_INLINE uint32_t LL_USART_IsEnabledIT_CTS(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2315 {
Anna Bridge 160:5571c4ff569f 2316 return (READ_BIT(USARTx->CR3, USART_CR3_CTSIE) == (USART_CR3_CTSIE));
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 */
Anna Bridge 160:5571c4ff569f 2322
Anna Bridge 160:5571c4ff569f 2323 /** @defgroup USART_LL_EF_DMA_Management DMA_Management
Anna Bridge 160:5571c4ff569f 2324 * @{
Anna Bridge 160:5571c4ff569f 2325 */
Anna Bridge 160:5571c4ff569f 2326
Anna Bridge 160:5571c4ff569f 2327 /**
Anna Bridge 160:5571c4ff569f 2328 * @brief Enable DMA Mode for reception
Anna Bridge 160:5571c4ff569f 2329 * @rmtoll CR3 DMAR LL_USART_EnableDMAReq_RX
Anna Bridge 160:5571c4ff569f 2330 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2331 * @retval None
Anna Bridge 160:5571c4ff569f 2332 */
Anna Bridge 160:5571c4ff569f 2333 __STATIC_INLINE void LL_USART_EnableDMAReq_RX(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2334 {
Anna Bridge 160:5571c4ff569f 2335 SET_BIT(USARTx->CR3, USART_CR3_DMAR);
Anna Bridge 160:5571c4ff569f 2336 }
Anna Bridge 160:5571c4ff569f 2337
Anna Bridge 160:5571c4ff569f 2338 /**
Anna Bridge 160:5571c4ff569f 2339 * @brief Disable DMA Mode for reception
Anna Bridge 160:5571c4ff569f 2340 * @rmtoll CR3 DMAR LL_USART_DisableDMAReq_RX
Anna Bridge 160:5571c4ff569f 2341 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2342 * @retval None
Anna Bridge 160:5571c4ff569f 2343 */
Anna Bridge 160:5571c4ff569f 2344 __STATIC_INLINE void LL_USART_DisableDMAReq_RX(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2345 {
Anna Bridge 160:5571c4ff569f 2346 CLEAR_BIT(USARTx->CR3, USART_CR3_DMAR);
Anna Bridge 160:5571c4ff569f 2347 }
Anna Bridge 160:5571c4ff569f 2348
Anna Bridge 160:5571c4ff569f 2349 /**
Anna Bridge 160:5571c4ff569f 2350 * @brief Check if DMA Mode is enabled for reception
Anna Bridge 160:5571c4ff569f 2351 * @rmtoll CR3 DMAR LL_USART_IsEnabledDMAReq_RX
Anna Bridge 160:5571c4ff569f 2352 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2353 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2354 */
Anna Bridge 160:5571c4ff569f 2355 __STATIC_INLINE uint32_t LL_USART_IsEnabledDMAReq_RX(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2356 {
Anna Bridge 160:5571c4ff569f 2357 return (READ_BIT(USARTx->CR3, USART_CR3_DMAR) == (USART_CR3_DMAR));
Anna Bridge 160:5571c4ff569f 2358 }
Anna Bridge 160:5571c4ff569f 2359
Anna Bridge 160:5571c4ff569f 2360 /**
Anna Bridge 160:5571c4ff569f 2361 * @brief Enable DMA Mode for transmission
Anna Bridge 160:5571c4ff569f 2362 * @rmtoll CR3 DMAT LL_USART_EnableDMAReq_TX
Anna Bridge 160:5571c4ff569f 2363 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2364 * @retval None
Anna Bridge 160:5571c4ff569f 2365 */
Anna Bridge 160:5571c4ff569f 2366 __STATIC_INLINE void LL_USART_EnableDMAReq_TX(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2367 {
Anna Bridge 160:5571c4ff569f 2368 SET_BIT(USARTx->CR3, USART_CR3_DMAT);
Anna Bridge 160:5571c4ff569f 2369 }
Anna Bridge 160:5571c4ff569f 2370
Anna Bridge 160:5571c4ff569f 2371 /**
Anna Bridge 160:5571c4ff569f 2372 * @brief Disable DMA Mode for transmission
Anna Bridge 160:5571c4ff569f 2373 * @rmtoll CR3 DMAT LL_USART_DisableDMAReq_TX
Anna Bridge 160:5571c4ff569f 2374 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2375 * @retval None
Anna Bridge 160:5571c4ff569f 2376 */
Anna Bridge 160:5571c4ff569f 2377 __STATIC_INLINE void LL_USART_DisableDMAReq_TX(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2378 {
Anna Bridge 160:5571c4ff569f 2379 CLEAR_BIT(USARTx->CR3, USART_CR3_DMAT);
Anna Bridge 160:5571c4ff569f 2380 }
Anna Bridge 160:5571c4ff569f 2381
Anna Bridge 160:5571c4ff569f 2382 /**
Anna Bridge 160:5571c4ff569f 2383 * @brief Check if DMA Mode is enabled for transmission
Anna Bridge 160:5571c4ff569f 2384 * @rmtoll CR3 DMAT LL_USART_IsEnabledDMAReq_TX
Anna Bridge 160:5571c4ff569f 2385 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2386 * @retval State of bit (1 or 0).
Anna Bridge 160:5571c4ff569f 2387 */
Anna Bridge 160:5571c4ff569f 2388 __STATIC_INLINE uint32_t LL_USART_IsEnabledDMAReq_TX(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2389 {
Anna Bridge 160:5571c4ff569f 2390 return (READ_BIT(USARTx->CR3, USART_CR3_DMAT) == (USART_CR3_DMAT));
Anna Bridge 160:5571c4ff569f 2391 }
Anna Bridge 160:5571c4ff569f 2392
Anna Bridge 160:5571c4ff569f 2393 /**
Anna Bridge 160:5571c4ff569f 2394 * @brief Get the data register address used for DMA transfer
Anna Bridge 160:5571c4ff569f 2395 * @rmtoll DR DR LL_USART_DMA_GetRegAddr
Anna Bridge 160:5571c4ff569f 2396 * @note Address of Data Register is valid for both Transmit and Receive transfers.
Anna Bridge 160:5571c4ff569f 2397 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2398 * @retval Address of data register
Anna Bridge 160:5571c4ff569f 2399 */
Anna Bridge 160:5571c4ff569f 2400 __STATIC_INLINE uint32_t LL_USART_DMA_GetRegAddr(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2401 {
Anna Bridge 160:5571c4ff569f 2402 /* return address of DR register */
Anna Bridge 160:5571c4ff569f 2403 return ((uint32_t) &(USARTx->DR));
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 */
Anna Bridge 160:5571c4ff569f 2409
Anna Bridge 160:5571c4ff569f 2410 /** @defgroup USART_LL_EF_Data_Management Data_Management
Anna Bridge 160:5571c4ff569f 2411 * @{
Anna Bridge 160:5571c4ff569f 2412 */
Anna Bridge 160:5571c4ff569f 2413
Anna Bridge 160:5571c4ff569f 2414 /**
Anna Bridge 160:5571c4ff569f 2415 * @brief Read Receiver Data register (Receive Data value, 8 bits)
Anna Bridge 160:5571c4ff569f 2416 * @rmtoll DR DR LL_USART_ReceiveData8
Anna Bridge 160:5571c4ff569f 2417 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2418 * @retval Value between Min_Data=0x00 and Max_Data=0xFF
Anna Bridge 160:5571c4ff569f 2419 */
Anna Bridge 160:5571c4ff569f 2420 __STATIC_INLINE uint8_t LL_USART_ReceiveData8(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2421 {
Anna Bridge 160:5571c4ff569f 2422 return (uint8_t)(READ_BIT(USARTx->DR, USART_DR_DR));
Anna Bridge 160:5571c4ff569f 2423 }
Anna Bridge 160:5571c4ff569f 2424
Anna Bridge 160:5571c4ff569f 2425 /**
Anna Bridge 160:5571c4ff569f 2426 * @brief Read Receiver Data register (Receive Data value, 9 bits)
Anna Bridge 160:5571c4ff569f 2427 * @rmtoll DR DR LL_USART_ReceiveData9
Anna Bridge 160:5571c4ff569f 2428 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2429 * @retval Value between Min_Data=0x00 and Max_Data=0x1FF
Anna Bridge 160:5571c4ff569f 2430 */
Anna Bridge 160:5571c4ff569f 2431 __STATIC_INLINE uint16_t LL_USART_ReceiveData9(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2432 {
Anna Bridge 160:5571c4ff569f 2433 return (uint16_t)(READ_BIT(USARTx->DR, USART_DR_DR));
Anna Bridge 160:5571c4ff569f 2434 }
Anna Bridge 160:5571c4ff569f 2435
Anna Bridge 160:5571c4ff569f 2436 /**
Anna Bridge 160:5571c4ff569f 2437 * @brief Write in Transmitter Data Register (Transmit Data value, 8 bits)
Anna Bridge 160:5571c4ff569f 2438 * @rmtoll DR DR LL_USART_TransmitData8
Anna Bridge 160:5571c4ff569f 2439 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2440 * @param Value between Min_Data=0x00 and Max_Data=0xFF
Anna Bridge 160:5571c4ff569f 2441 * @retval None
Anna Bridge 160:5571c4ff569f 2442 */
Anna Bridge 160:5571c4ff569f 2443 __STATIC_INLINE void LL_USART_TransmitData8(USART_TypeDef *USARTx, uint8_t Value)
Anna Bridge 160:5571c4ff569f 2444 {
Anna Bridge 160:5571c4ff569f 2445 USARTx->DR = Value;
Anna Bridge 160:5571c4ff569f 2446 }
Anna Bridge 160:5571c4ff569f 2447
Anna Bridge 160:5571c4ff569f 2448 /**
Anna Bridge 160:5571c4ff569f 2449 * @brief Write in Transmitter Data Register (Transmit Data value, 9 bits)
Anna Bridge 160:5571c4ff569f 2450 * @rmtoll DR DR LL_USART_TransmitData9
Anna Bridge 160:5571c4ff569f 2451 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2452 * @param Value between Min_Data=0x00 and Max_Data=0x1FF
Anna Bridge 160:5571c4ff569f 2453 * @retval None
Anna Bridge 160:5571c4ff569f 2454 */
Anna Bridge 160:5571c4ff569f 2455 __STATIC_INLINE void LL_USART_TransmitData9(USART_TypeDef *USARTx, uint16_t Value)
Anna Bridge 160:5571c4ff569f 2456 {
Anna Bridge 160:5571c4ff569f 2457 USARTx->DR = Value & 0x1FFU;
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 */
Anna Bridge 160:5571c4ff569f 2463
Anna Bridge 160:5571c4ff569f 2464 /** @defgroup USART_LL_EF_Execution Execution
Anna Bridge 160:5571c4ff569f 2465 * @{
Anna Bridge 160:5571c4ff569f 2466 */
Anna Bridge 160:5571c4ff569f 2467
Anna Bridge 160:5571c4ff569f 2468 /**
Anna Bridge 160:5571c4ff569f 2469 * @brief Request Break sending
Anna Bridge 160:5571c4ff569f 2470 * @rmtoll CR1 SBK LL_USART_RequestBreakSending
Anna Bridge 160:5571c4ff569f 2471 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2472 * @retval None
Anna Bridge 160:5571c4ff569f 2473 */
Anna Bridge 160:5571c4ff569f 2474 __STATIC_INLINE void LL_USART_RequestBreakSending(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2475 {
Anna Bridge 160:5571c4ff569f 2476 SET_BIT(USARTx->CR1, USART_CR1_SBK);
Anna Bridge 160:5571c4ff569f 2477 }
Anna Bridge 160:5571c4ff569f 2478
Anna Bridge 160:5571c4ff569f 2479 /**
Anna Bridge 160:5571c4ff569f 2480 * @brief Put USART in Mute mode
Anna Bridge 160:5571c4ff569f 2481 * @rmtoll CR1 RWU LL_USART_RequestEnterMuteMode
Anna Bridge 160:5571c4ff569f 2482 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2483 * @retval None
Anna Bridge 160:5571c4ff569f 2484 */
Anna Bridge 160:5571c4ff569f 2485 __STATIC_INLINE void LL_USART_RequestEnterMuteMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2486 {
Anna Bridge 160:5571c4ff569f 2487 SET_BIT(USARTx->CR1, USART_CR1_RWU);
Anna Bridge 160:5571c4ff569f 2488 }
Anna Bridge 160:5571c4ff569f 2489
Anna Bridge 160:5571c4ff569f 2490 /**
Anna Bridge 160:5571c4ff569f 2491 * @brief Put USART in Active mode
Anna Bridge 160:5571c4ff569f 2492 * @rmtoll CR1 RWU LL_USART_RequestExitMuteMode
Anna Bridge 160:5571c4ff569f 2493 * @param USARTx USART Instance
Anna Bridge 160:5571c4ff569f 2494 * @retval None
Anna Bridge 160:5571c4ff569f 2495 */
Anna Bridge 160:5571c4ff569f 2496 __STATIC_INLINE void LL_USART_RequestExitMuteMode(USART_TypeDef *USARTx)
Anna Bridge 160:5571c4ff569f 2497 {
Anna Bridge 160:5571c4ff569f 2498 CLEAR_BIT(USARTx->CR1, USART_CR1_RWU);
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 */
Anna Bridge 160:5571c4ff569f 2504
Anna Bridge 160:5571c4ff569f 2505 #if defined(USE_FULL_LL_DRIVER)
Anna Bridge 160:5571c4ff569f 2506 /** @defgroup USART_LL_EF_Init Initialization and de-initialization functions
Anna Bridge 160:5571c4ff569f 2507 * @{
Anna Bridge 160:5571c4ff569f 2508 */
Anna Bridge 160:5571c4ff569f 2509 ErrorStatus LL_USART_DeInit(USART_TypeDef *USARTx);
Anna Bridge 160:5571c4ff569f 2510 ErrorStatus LL_USART_Init(USART_TypeDef *USARTx, LL_USART_InitTypeDef *USART_InitStruct);
Anna Bridge 160:5571c4ff569f 2511 void LL_USART_StructInit(LL_USART_InitTypeDef *USART_InitStruct);
Anna Bridge 160:5571c4ff569f 2512 ErrorStatus LL_USART_ClockInit(USART_TypeDef *USARTx, LL_USART_ClockInitTypeDef *USART_ClockInitStruct);
Anna Bridge 160:5571c4ff569f 2513 void LL_USART_ClockStructInit(LL_USART_ClockInitTypeDef *USART_ClockInitStruct);
Anna Bridge 160:5571c4ff569f 2514 /**
Anna Bridge 160:5571c4ff569f 2515 * @}
Anna Bridge 160:5571c4ff569f 2516 */
Anna Bridge 160:5571c4ff569f 2517 #endif /* USE_FULL_LL_DRIVER */
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 */
Anna Bridge 160:5571c4ff569f 2526
Anna Bridge 160:5571c4ff569f 2527 #endif /* USART1 || USART2 || USART3 || USART6 || UART4 || UART5 || UART7 || UART8 || UART9 || UART10 */
Anna Bridge 160:5571c4ff569f 2528
Anna Bridge 160:5571c4ff569f 2529 /**
Anna Bridge 160:5571c4ff569f 2530 * @}
Anna Bridge 160:5571c4ff569f 2531 */
Anna Bridge 160:5571c4ff569f 2532
Anna Bridge 160:5571c4ff569f 2533 #ifdef __cplusplus
Anna Bridge 160:5571c4ff569f 2534 }
Anna Bridge 160:5571c4ff569f 2535 #endif
Anna Bridge 160:5571c4ff569f 2536
Anna Bridge 160:5571c4ff569f 2537 #endif /* __STM32F4xx_LL_USART_H */
Anna Bridge 160:5571c4ff569f 2538
Anna Bridge 160:5571c4ff569f 2539 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/