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Committer:
AnnaBridge
Date:
Wed Jun 21 17:31:38 2017 +0100
Revision:
145:64910690c574
Child:
161:aa5281ff4a02
Release 145 of the mbed library.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 145:64910690c574 1 /**
AnnaBridge 145:64910690c574 2 ******************************************************************************
AnnaBridge 145:64910690c574 3 * @file stm32l4xx_ll_spi.h
AnnaBridge 145:64910690c574 4 * @author MCD Application Team
AnnaBridge 145:64910690c574 5 * @version V1.7.1
AnnaBridge 145:64910690c574 6 * @date 21-April-2017
AnnaBridge 145:64910690c574 7 * @brief Header file of SPI LL module.
AnnaBridge 145:64910690c574 8 ******************************************************************************
AnnaBridge 145:64910690c574 9 * @attention
AnnaBridge 145:64910690c574 10 *
AnnaBridge 145:64910690c574 11 * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
AnnaBridge 145:64910690c574 12 *
AnnaBridge 145:64910690c574 13 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 145:64910690c574 14 * are permitted provided that the following conditions are met:
AnnaBridge 145:64910690c574 15 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 145:64910690c574 16 * this list of conditions and the following disclaimer.
AnnaBridge 145:64910690c574 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 145:64910690c574 18 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 145:64910690c574 19 * and/or other materials provided with the distribution.
AnnaBridge 145:64910690c574 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 145:64910690c574 21 * may be used to endorse or promote products derived from this software
AnnaBridge 145:64910690c574 22 * without specific prior written permission.
AnnaBridge 145:64910690c574 23 *
AnnaBridge 145:64910690c574 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 145:64910690c574 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 145:64910690c574 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 145:64910690c574 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 145:64910690c574 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 145:64910690c574 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 145:64910690c574 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 145:64910690c574 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 145:64910690c574 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 145:64910690c574 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 145:64910690c574 34 *
AnnaBridge 145:64910690c574 35 ******************************************************************************
AnnaBridge 145:64910690c574 36 */
AnnaBridge 145:64910690c574 37
AnnaBridge 145:64910690c574 38 /* Define to prevent recursive inclusion -------------------------------------*/
AnnaBridge 145:64910690c574 39 #ifndef __STM32L4xx_LL_SPI_H
AnnaBridge 145:64910690c574 40 #define __STM32L4xx_LL_SPI_H
AnnaBridge 145:64910690c574 41
AnnaBridge 145:64910690c574 42 #ifdef __cplusplus
AnnaBridge 145:64910690c574 43 extern "C" {
AnnaBridge 145:64910690c574 44 #endif
AnnaBridge 145:64910690c574 45
AnnaBridge 145:64910690c574 46 /* Includes ------------------------------------------------------------------*/
AnnaBridge 145:64910690c574 47 #include "stm32l4xx.h"
AnnaBridge 145:64910690c574 48
AnnaBridge 145:64910690c574 49 /** @addtogroup STM32L4xx_LL_Driver
AnnaBridge 145:64910690c574 50 * @{
AnnaBridge 145:64910690c574 51 */
AnnaBridge 145:64910690c574 52
AnnaBridge 145:64910690c574 53 #if defined (SPI1) || defined (SPI2) || defined (SPI3)
AnnaBridge 145:64910690c574 54
AnnaBridge 145:64910690c574 55 /** @defgroup SPI_LL SPI
AnnaBridge 145:64910690c574 56 * @{
AnnaBridge 145:64910690c574 57 */
AnnaBridge 145:64910690c574 58
AnnaBridge 145:64910690c574 59 /* Private types -------------------------------------------------------------*/
AnnaBridge 145:64910690c574 60 /* Private variables ---------------------------------------------------------*/
AnnaBridge 145:64910690c574 61 /* Private macros ------------------------------------------------------------*/
AnnaBridge 145:64910690c574 62
AnnaBridge 145:64910690c574 63 /* Exported types ------------------------------------------------------------*/
AnnaBridge 145:64910690c574 64 #if defined(USE_FULL_LL_DRIVER)
AnnaBridge 145:64910690c574 65 /** @defgroup SPI_LL_ES_INIT SPI Exported Init structure
AnnaBridge 145:64910690c574 66 * @{
AnnaBridge 145:64910690c574 67 */
AnnaBridge 145:64910690c574 68
AnnaBridge 145:64910690c574 69 /**
AnnaBridge 145:64910690c574 70 * @brief SPI Init structures definition
AnnaBridge 145:64910690c574 71 */
AnnaBridge 145:64910690c574 72 typedef struct
AnnaBridge 145:64910690c574 73 {
AnnaBridge 145:64910690c574 74 uint32_t TransferDirection; /*!< Specifies the SPI unidirectional or bidirectional data mode.
AnnaBridge 145:64910690c574 75 This parameter can be a value of @ref SPI_LL_EC_TRANSFER_MODE.
AnnaBridge 145:64910690c574 76
AnnaBridge 145:64910690c574 77 This feature can be modified afterwards using unitary function @ref LL_SPI_SetTransferDirection().*/
AnnaBridge 145:64910690c574 78
AnnaBridge 145:64910690c574 79 uint32_t Mode; /*!< Specifies the SPI mode (Master/Slave).
AnnaBridge 145:64910690c574 80 This parameter can be a value of @ref SPI_LL_EC_MODE.
AnnaBridge 145:64910690c574 81
AnnaBridge 145:64910690c574 82 This feature can be modified afterwards using unitary function @ref LL_SPI_SetMode().*/
AnnaBridge 145:64910690c574 83
AnnaBridge 145:64910690c574 84 uint32_t DataWidth; /*!< Specifies the SPI data width.
AnnaBridge 145:64910690c574 85 This parameter can be a value of @ref SPI_LL_EC_DATAWIDTH.
AnnaBridge 145:64910690c574 86
AnnaBridge 145:64910690c574 87 This feature can be modified afterwards using unitary function @ref LL_SPI_SetDataWidth().*/
AnnaBridge 145:64910690c574 88
AnnaBridge 145:64910690c574 89 uint32_t ClockPolarity; /*!< Specifies the serial clock steady state.
AnnaBridge 145:64910690c574 90 This parameter can be a value of @ref SPI_LL_EC_POLARITY.
AnnaBridge 145:64910690c574 91
AnnaBridge 145:64910690c574 92 This feature can be modified afterwards using unitary function @ref LL_SPI_SetClockPolarity().*/
AnnaBridge 145:64910690c574 93
AnnaBridge 145:64910690c574 94 uint32_t ClockPhase; /*!< Specifies the clock active edge for the bit capture.
AnnaBridge 145:64910690c574 95 This parameter can be a value of @ref SPI_LL_EC_PHASE.
AnnaBridge 145:64910690c574 96
AnnaBridge 145:64910690c574 97 This feature can be modified afterwards using unitary function @ref LL_SPI_SetClockPhase().*/
AnnaBridge 145:64910690c574 98
AnnaBridge 145:64910690c574 99 uint32_t NSS; /*!< Specifies whether the NSS signal is managed by hardware (NSS pin) or by software using the SSI bit.
AnnaBridge 145:64910690c574 100 This parameter can be a value of @ref SPI_LL_EC_NSS_MODE.
AnnaBridge 145:64910690c574 101
AnnaBridge 145:64910690c574 102 This feature can be modified afterwards using unitary function @ref LL_SPI_SetNSSMode().*/
AnnaBridge 145:64910690c574 103
AnnaBridge 145:64910690c574 104 uint32_t BaudRate; /*!< Specifies the BaudRate prescaler value which will be used to configure the transmit and receive SCK clock.
AnnaBridge 145:64910690c574 105 This parameter can be a value of @ref SPI_LL_EC_BAUDRATEPRESCALER.
AnnaBridge 145:64910690c574 106 @note The communication clock is derived from the master clock. The slave clock does not need to be set.
AnnaBridge 145:64910690c574 107
AnnaBridge 145:64910690c574 108 This feature can be modified afterwards using unitary function @ref LL_SPI_SetBaudRatePrescaler().*/
AnnaBridge 145:64910690c574 109
AnnaBridge 145:64910690c574 110 uint32_t BitOrder; /*!< Specifies whether data transfers start from MSB or LSB bit.
AnnaBridge 145:64910690c574 111 This parameter can be a value of @ref SPI_LL_EC_BIT_ORDER.
AnnaBridge 145:64910690c574 112
AnnaBridge 145:64910690c574 113 This feature can be modified afterwards using unitary function @ref LL_SPI_SetTransferBitOrder().*/
AnnaBridge 145:64910690c574 114
AnnaBridge 145:64910690c574 115 uint32_t CRCCalculation; /*!< Specifies if the CRC calculation is enabled or not.
AnnaBridge 145:64910690c574 116 This parameter can be a value of @ref SPI_LL_EC_CRC_CALCULATION.
AnnaBridge 145:64910690c574 117
AnnaBridge 145:64910690c574 118 This feature can be modified afterwards using unitary functions @ref LL_SPI_EnableCRC() and @ref LL_SPI_DisableCRC().*/
AnnaBridge 145:64910690c574 119
AnnaBridge 145:64910690c574 120 uint32_t CRCPoly; /*!< Specifies the polynomial used for the CRC calculation.
AnnaBridge 145:64910690c574 121 This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFFFF.
AnnaBridge 145:64910690c574 122
AnnaBridge 145:64910690c574 123 This feature can be modified afterwards using unitary function @ref LL_SPI_SetCRCPolynomial().*/
AnnaBridge 145:64910690c574 124
AnnaBridge 145:64910690c574 125 } LL_SPI_InitTypeDef;
AnnaBridge 145:64910690c574 126
AnnaBridge 145:64910690c574 127 /**
AnnaBridge 145:64910690c574 128 * @}
AnnaBridge 145:64910690c574 129 */
AnnaBridge 145:64910690c574 130 #endif /* USE_FULL_LL_DRIVER */
AnnaBridge 145:64910690c574 131
AnnaBridge 145:64910690c574 132 /* Exported constants --------------------------------------------------------*/
AnnaBridge 145:64910690c574 133 /** @defgroup SPI_LL_Exported_Constants SPI Exported Constants
AnnaBridge 145:64910690c574 134 * @{
AnnaBridge 145:64910690c574 135 */
AnnaBridge 145:64910690c574 136
AnnaBridge 145:64910690c574 137 /** @defgroup SPI_LL_EC_GET_FLAG Get Flags Defines
AnnaBridge 145:64910690c574 138 * @brief Flags defines which can be used with LL_SPI_ReadReg function
AnnaBridge 145:64910690c574 139 * @{
AnnaBridge 145:64910690c574 140 */
AnnaBridge 145:64910690c574 141 #define LL_SPI_SR_RXNE SPI_SR_RXNE /*!< Rx buffer not empty flag */
AnnaBridge 145:64910690c574 142 #define LL_SPI_SR_TXE SPI_SR_TXE /*!< Tx buffer empty flag */
AnnaBridge 145:64910690c574 143 #define LL_SPI_SR_BSY SPI_SR_BSY /*!< Busy flag */
AnnaBridge 145:64910690c574 144 #define LL_SPI_SR_CRCERR SPI_SR_CRCERR /*!< CRC error flag */
AnnaBridge 145:64910690c574 145 #define LL_SPI_SR_MODF SPI_SR_MODF /*!< Mode fault flag */
AnnaBridge 145:64910690c574 146 #define LL_SPI_SR_OVR SPI_SR_OVR /*!< Overrun flag */
AnnaBridge 145:64910690c574 147 #define LL_SPI_SR_FRE SPI_SR_FRE /*!< TI mode frame format error flag */
AnnaBridge 145:64910690c574 148 /**
AnnaBridge 145:64910690c574 149 * @}
AnnaBridge 145:64910690c574 150 */
AnnaBridge 145:64910690c574 151
AnnaBridge 145:64910690c574 152 /** @defgroup SPI_LL_EC_IT IT Defines
AnnaBridge 145:64910690c574 153 * @brief IT defines which can be used with LL_SPI_ReadReg and LL_SPI_WriteReg functions
AnnaBridge 145:64910690c574 154 * @{
AnnaBridge 145:64910690c574 155 */
AnnaBridge 145:64910690c574 156 #define LL_SPI_CR2_RXNEIE SPI_CR2_RXNEIE /*!< Rx buffer not empty interrupt enable */
AnnaBridge 145:64910690c574 157 #define LL_SPI_CR2_TXEIE SPI_CR2_TXEIE /*!< Tx buffer empty interrupt enable */
AnnaBridge 145:64910690c574 158 #define LL_SPI_CR2_ERRIE SPI_CR2_ERRIE /*!< Error interrupt enable */
AnnaBridge 145:64910690c574 159 /**
AnnaBridge 145:64910690c574 160 * @}
AnnaBridge 145:64910690c574 161 */
AnnaBridge 145:64910690c574 162
AnnaBridge 145:64910690c574 163 /** @defgroup SPI_LL_EC_MODE Operation Mode
AnnaBridge 145:64910690c574 164 * @{
AnnaBridge 145:64910690c574 165 */
AnnaBridge 145:64910690c574 166 #define LL_SPI_MODE_MASTER (SPI_CR1_MSTR | SPI_CR1_SSI) /*!< Master configuration */
AnnaBridge 145:64910690c574 167 #define LL_SPI_MODE_SLAVE 0x00000000U /*!< Slave configuration */
AnnaBridge 145:64910690c574 168 /**
AnnaBridge 145:64910690c574 169 * @}
AnnaBridge 145:64910690c574 170 */
AnnaBridge 145:64910690c574 171
AnnaBridge 145:64910690c574 172 /** @defgroup SPI_LL_EC_PROTOCOL Serial Protocol
AnnaBridge 145:64910690c574 173 * @{
AnnaBridge 145:64910690c574 174 */
AnnaBridge 145:64910690c574 175 #define LL_SPI_PROTOCOL_MOTOROLA 0x00000000U /*!< Motorola mode. Used as default value */
AnnaBridge 145:64910690c574 176 #define LL_SPI_PROTOCOL_TI (SPI_CR2_FRF) /*!< TI mode */
AnnaBridge 145:64910690c574 177 /**
AnnaBridge 145:64910690c574 178 * @}
AnnaBridge 145:64910690c574 179 */
AnnaBridge 145:64910690c574 180
AnnaBridge 145:64910690c574 181 /** @defgroup SPI_LL_EC_PHASE Clock Phase
AnnaBridge 145:64910690c574 182 * @{
AnnaBridge 145:64910690c574 183 */
AnnaBridge 145:64910690c574 184 #define LL_SPI_PHASE_1EDGE 0x00000000U /*!< First clock transition is the first data capture edge */
AnnaBridge 145:64910690c574 185 #define LL_SPI_PHASE_2EDGE (SPI_CR1_CPHA) /*!< Second clock transition is the first data capture edge */
AnnaBridge 145:64910690c574 186 /**
AnnaBridge 145:64910690c574 187 * @}
AnnaBridge 145:64910690c574 188 */
AnnaBridge 145:64910690c574 189
AnnaBridge 145:64910690c574 190 /** @defgroup SPI_LL_EC_POLARITY Clock Polarity
AnnaBridge 145:64910690c574 191 * @{
AnnaBridge 145:64910690c574 192 */
AnnaBridge 145:64910690c574 193 #define LL_SPI_POLARITY_LOW 0x00000000U /*!< Clock to 0 when idle */
AnnaBridge 145:64910690c574 194 #define LL_SPI_POLARITY_HIGH (SPI_CR1_CPOL) /*!< Clock to 1 when idle */
AnnaBridge 145:64910690c574 195 /**
AnnaBridge 145:64910690c574 196 * @}
AnnaBridge 145:64910690c574 197 */
AnnaBridge 145:64910690c574 198
AnnaBridge 145:64910690c574 199 /** @defgroup SPI_LL_EC_BAUDRATEPRESCALER Baud Rate Prescaler
AnnaBridge 145:64910690c574 200 * @{
AnnaBridge 145:64910690c574 201 */
AnnaBridge 145:64910690c574 202 #define LL_SPI_BAUDRATEPRESCALER_DIV2 0x00000000U /*!< BaudRate control equal to fPCLK/2 */
AnnaBridge 145:64910690c574 203 #define LL_SPI_BAUDRATEPRESCALER_DIV4 (SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/4 */
AnnaBridge 145:64910690c574 204 #define LL_SPI_BAUDRATEPRESCALER_DIV8 (SPI_CR1_BR_1) /*!< BaudRate control equal to fPCLK/8 */
AnnaBridge 145:64910690c574 205 #define LL_SPI_BAUDRATEPRESCALER_DIV16 (SPI_CR1_BR_1 | SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/16 */
AnnaBridge 145:64910690c574 206 #define LL_SPI_BAUDRATEPRESCALER_DIV32 (SPI_CR1_BR_2) /*!< BaudRate control equal to fPCLK/32 */
AnnaBridge 145:64910690c574 207 #define LL_SPI_BAUDRATEPRESCALER_DIV64 (SPI_CR1_BR_2 | SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/64 */
AnnaBridge 145:64910690c574 208 #define LL_SPI_BAUDRATEPRESCALER_DIV128 (SPI_CR1_BR_2 | SPI_CR1_BR_1) /*!< BaudRate control equal to fPCLK/128 */
AnnaBridge 145:64910690c574 209 #define LL_SPI_BAUDRATEPRESCALER_DIV256 (SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/256 */
AnnaBridge 145:64910690c574 210 /**
AnnaBridge 145:64910690c574 211 * @}
AnnaBridge 145:64910690c574 212 */
AnnaBridge 145:64910690c574 213
AnnaBridge 145:64910690c574 214 /** @defgroup SPI_LL_EC_BIT_ORDER Transmission Bit Order
AnnaBridge 145:64910690c574 215 * @{
AnnaBridge 145:64910690c574 216 */
AnnaBridge 145:64910690c574 217 #define LL_SPI_LSB_FIRST (SPI_CR1_LSBFIRST) /*!< Data is transmitted/received with the LSB first */
AnnaBridge 145:64910690c574 218 #define LL_SPI_MSB_FIRST 0x00000000U /*!< Data is transmitted/received with the MSB first */
AnnaBridge 145:64910690c574 219 /**
AnnaBridge 145:64910690c574 220 * @}
AnnaBridge 145:64910690c574 221 */
AnnaBridge 145:64910690c574 222
AnnaBridge 145:64910690c574 223 /** @defgroup SPI_LL_EC_TRANSFER_MODE Transfer Mode
AnnaBridge 145:64910690c574 224 * @{
AnnaBridge 145:64910690c574 225 */
AnnaBridge 145:64910690c574 226 #define LL_SPI_FULL_DUPLEX 0x00000000U /*!< Full-Duplex mode. Rx and Tx transfer on 2 lines */
AnnaBridge 145:64910690c574 227 #define LL_SPI_SIMPLEX_RX (SPI_CR1_RXONLY) /*!< Simplex Rx mode. Rx transfer only on 1 line */
AnnaBridge 145:64910690c574 228 #define LL_SPI_HALF_DUPLEX_RX (SPI_CR1_BIDIMODE) /*!< Half-Duplex Rx mode. Rx transfer on 1 line */
AnnaBridge 145:64910690c574 229 #define LL_SPI_HALF_DUPLEX_TX (SPI_CR1_BIDIMODE | SPI_CR1_BIDIOE) /*!< Half-Duplex Tx mode. Tx transfer on 1 line */
AnnaBridge 145:64910690c574 230 /**
AnnaBridge 145:64910690c574 231 * @}
AnnaBridge 145:64910690c574 232 */
AnnaBridge 145:64910690c574 233
AnnaBridge 145:64910690c574 234 /** @defgroup SPI_LL_EC_NSS_MODE Slave Select Pin Mode
AnnaBridge 145:64910690c574 235 * @{
AnnaBridge 145:64910690c574 236 */
AnnaBridge 145:64910690c574 237 #define LL_SPI_NSS_SOFT (SPI_CR1_SSM) /*!< NSS managed internally. NSS pin not used and free */
AnnaBridge 145:64910690c574 238 #define LL_SPI_NSS_HARD_INPUT 0x00000000U /*!< NSS pin used in Input. Only used in Master mode */
AnnaBridge 145:64910690c574 239 #define LL_SPI_NSS_HARD_OUTPUT (((uint32_t)SPI_CR2_SSOE << 16U)) /*!< NSS pin used in Output. Only used in Slave mode as chip select */
AnnaBridge 145:64910690c574 240 /**
AnnaBridge 145:64910690c574 241 * @}
AnnaBridge 145:64910690c574 242 */
AnnaBridge 145:64910690c574 243
AnnaBridge 145:64910690c574 244 /** @defgroup SPI_LL_EC_DATAWIDTH Datawidth
AnnaBridge 145:64910690c574 245 * @{
AnnaBridge 145:64910690c574 246 */
AnnaBridge 145:64910690c574 247 #define LL_SPI_DATAWIDTH_4BIT (SPI_CR2_DS_0 | SPI_CR2_DS_1) /*!< Data length for SPI transfer: 4 bits */
AnnaBridge 145:64910690c574 248 #define LL_SPI_DATAWIDTH_5BIT (SPI_CR2_DS_2) /*!< Data length for SPI transfer: 5 bits */
AnnaBridge 145:64910690c574 249 #define LL_SPI_DATAWIDTH_6BIT (SPI_CR2_DS_2 | SPI_CR2_DS_0) /*!< Data length for SPI transfer: 6 bits */
AnnaBridge 145:64910690c574 250 #define LL_SPI_DATAWIDTH_7BIT (SPI_CR2_DS_2 | SPI_CR2_DS_1) /*!< Data length for SPI transfer: 7 bits */
AnnaBridge 145:64910690c574 251 #define LL_SPI_DATAWIDTH_8BIT (SPI_CR2_DS_2 | SPI_CR2_DS_1 | SPI_CR2_DS_0) /*!< Data length for SPI transfer: 8 bits */
AnnaBridge 145:64910690c574 252 #define LL_SPI_DATAWIDTH_9BIT (SPI_CR2_DS_3) /*!< Data length for SPI transfer: 9 bits */
AnnaBridge 145:64910690c574 253 #define LL_SPI_DATAWIDTH_10BIT (SPI_CR2_DS_3 | SPI_CR2_DS_0) /*!< Data length for SPI transfer: 10 bits */
AnnaBridge 145:64910690c574 254 #define LL_SPI_DATAWIDTH_11BIT (SPI_CR2_DS_3 | SPI_CR2_DS_1) /*!< Data length for SPI transfer: 11 bits */
AnnaBridge 145:64910690c574 255 #define LL_SPI_DATAWIDTH_12BIT (SPI_CR2_DS_3 | SPI_CR2_DS_1 | SPI_CR2_DS_0) /*!< Data length for SPI transfer: 12 bits */
AnnaBridge 145:64910690c574 256 #define LL_SPI_DATAWIDTH_13BIT (SPI_CR2_DS_3 | SPI_CR2_DS_2) /*!< Data length for SPI transfer: 13 bits */
AnnaBridge 145:64910690c574 257 #define LL_SPI_DATAWIDTH_14BIT (SPI_CR2_DS_3 | SPI_CR2_DS_2 | SPI_CR2_DS_0) /*!< Data length for SPI transfer: 14 bits */
AnnaBridge 145:64910690c574 258 #define LL_SPI_DATAWIDTH_15BIT (SPI_CR2_DS_3 | SPI_CR2_DS_2 | SPI_CR2_DS_1) /*!< Data length for SPI transfer: 15 bits */
AnnaBridge 145:64910690c574 259 #define LL_SPI_DATAWIDTH_16BIT (SPI_CR2_DS_3 | SPI_CR2_DS_2 | SPI_CR2_DS_1 | SPI_CR2_DS_0) /*!< Data length for SPI transfer: 16 bits */
AnnaBridge 145:64910690c574 260 /**
AnnaBridge 145:64910690c574 261 * @}
AnnaBridge 145:64910690c574 262 */
AnnaBridge 145:64910690c574 263 #if defined(USE_FULL_LL_DRIVER)
AnnaBridge 145:64910690c574 264
AnnaBridge 145:64910690c574 265 /** @defgroup SPI_LL_EC_CRC_CALCULATION CRC Calculation
AnnaBridge 145:64910690c574 266 * @{
AnnaBridge 145:64910690c574 267 */
AnnaBridge 145:64910690c574 268 #define LL_SPI_CRCCALCULATION_DISABLE 0x00000000U /*!< CRC calculation disabled */
AnnaBridge 145:64910690c574 269 #define LL_SPI_CRCCALCULATION_ENABLE (SPI_CR1_CRCEN) /*!< CRC calculation enabled */
AnnaBridge 145:64910690c574 270 /**
AnnaBridge 145:64910690c574 271 * @}
AnnaBridge 145:64910690c574 272 */
AnnaBridge 145:64910690c574 273 #endif /* USE_FULL_LL_DRIVER */
AnnaBridge 145:64910690c574 274
AnnaBridge 145:64910690c574 275 /** @defgroup SPI_LL_EC_CRC_LENGTH CRC Length
AnnaBridge 145:64910690c574 276 * @{
AnnaBridge 145:64910690c574 277 */
AnnaBridge 145:64910690c574 278 #define LL_SPI_CRC_8BIT 0x00000000U /*!< 8-bit CRC length */
AnnaBridge 145:64910690c574 279 #define LL_SPI_CRC_16BIT (SPI_CR1_CRCL) /*!< 16-bit CRC length */
AnnaBridge 145:64910690c574 280 /**
AnnaBridge 145:64910690c574 281 * @}
AnnaBridge 145:64910690c574 282 */
AnnaBridge 145:64910690c574 283
AnnaBridge 145:64910690c574 284 /** @defgroup SPI_LL_EC_RX_FIFO_TH RX FIFO Threshold
AnnaBridge 145:64910690c574 285 * @{
AnnaBridge 145:64910690c574 286 */
AnnaBridge 145:64910690c574 287 #define LL_SPI_RX_FIFO_TH_HALF 0x00000000U /*!< RXNE event is generated if FIFO level is greater than or equel to 1/2 (16-bit) */
AnnaBridge 145:64910690c574 288 #define LL_SPI_RX_FIFO_TH_QUARTER (SPI_CR2_FRXTH) /*!< RXNE event is generated if FIFO level is greater than or equel to 1/4 (8-bit) */
AnnaBridge 145:64910690c574 289 /**
AnnaBridge 145:64910690c574 290 * @}
AnnaBridge 145:64910690c574 291 */
AnnaBridge 145:64910690c574 292
AnnaBridge 145:64910690c574 293 /** @defgroup SPI_LL_EC_RX_FIFO RX FIFO Level
AnnaBridge 145:64910690c574 294 * @{
AnnaBridge 145:64910690c574 295 */
AnnaBridge 145:64910690c574 296 #define LL_SPI_RX_FIFO_EMPTY 0x00000000U /*!< FIFO reception empty */
AnnaBridge 145:64910690c574 297 #define LL_SPI_RX_FIFO_QUARTER_FULL (SPI_SR_FRLVL_0) /*!< FIFO reception 1/4 */
AnnaBridge 145:64910690c574 298 #define LL_SPI_RX_FIFO_HALF_FULL (SPI_SR_FRLVL_1) /*!< FIFO reception 1/2 */
AnnaBridge 145:64910690c574 299 #define LL_SPI_RX_FIFO_FULL (SPI_SR_FRLVL_1 | SPI_SR_FRLVL_0) /*!< FIFO reception full */
AnnaBridge 145:64910690c574 300 /**
AnnaBridge 145:64910690c574 301 * @}
AnnaBridge 145:64910690c574 302 */
AnnaBridge 145:64910690c574 303
AnnaBridge 145:64910690c574 304 /** @defgroup SPI_LL_EC_TX_FIFO TX FIFO Level
AnnaBridge 145:64910690c574 305 * @{
AnnaBridge 145:64910690c574 306 */
AnnaBridge 145:64910690c574 307 #define LL_SPI_TX_FIFO_EMPTY 0x00000000U /*!< FIFO transmission empty */
AnnaBridge 145:64910690c574 308 #define LL_SPI_TX_FIFO_QUARTER_FULL (SPI_SR_FTLVL_0) /*!< FIFO transmission 1/4 */
AnnaBridge 145:64910690c574 309 #define LL_SPI_TX_FIFO_HALF_FULL (SPI_SR_FTLVL_1) /*!< FIFO transmission 1/2 */
AnnaBridge 145:64910690c574 310 #define LL_SPI_TX_FIFO_FULL (SPI_SR_FTLVL_1 | SPI_SR_FTLVL_0) /*!< FIFO transmission full */
AnnaBridge 145:64910690c574 311 /**
AnnaBridge 145:64910690c574 312 * @}
AnnaBridge 145:64910690c574 313 */
AnnaBridge 145:64910690c574 314
AnnaBridge 145:64910690c574 315 /** @defgroup SPI_LL_EC_DMA_PARITY DMA Parity
AnnaBridge 145:64910690c574 316 * @{
AnnaBridge 145:64910690c574 317 */
AnnaBridge 145:64910690c574 318 #define LL_SPI_DMA_PARITY_EVEN 0x00000000U /*!< Select DMA parity Even */
AnnaBridge 145:64910690c574 319 #define LL_SPI_DMA_PARITY_ODD 0x00000001U /*!< Select DMA parity Odd */
AnnaBridge 145:64910690c574 320
AnnaBridge 145:64910690c574 321 /**
AnnaBridge 145:64910690c574 322 * @}
AnnaBridge 145:64910690c574 323 */
AnnaBridge 145:64910690c574 324
AnnaBridge 145:64910690c574 325 /**
AnnaBridge 145:64910690c574 326 * @}
AnnaBridge 145:64910690c574 327 */
AnnaBridge 145:64910690c574 328
AnnaBridge 145:64910690c574 329 /* Exported macro ------------------------------------------------------------*/
AnnaBridge 145:64910690c574 330 /** @defgroup SPI_LL_Exported_Macros SPI Exported Macros
AnnaBridge 145:64910690c574 331 * @{
AnnaBridge 145:64910690c574 332 */
AnnaBridge 145:64910690c574 333
AnnaBridge 145:64910690c574 334 /** @defgroup SPI_LL_EM_WRITE_READ Common Write and read registers Macros
AnnaBridge 145:64910690c574 335 * @{
AnnaBridge 145:64910690c574 336 */
AnnaBridge 145:64910690c574 337
AnnaBridge 145:64910690c574 338 /**
AnnaBridge 145:64910690c574 339 * @brief Write a value in SPI register
AnnaBridge 145:64910690c574 340 * @param __INSTANCE__ SPI Instance
AnnaBridge 145:64910690c574 341 * @param __REG__ Register to be written
AnnaBridge 145:64910690c574 342 * @param __VALUE__ Value to be written in the register
AnnaBridge 145:64910690c574 343 * @retval None
AnnaBridge 145:64910690c574 344 */
AnnaBridge 145:64910690c574 345 #define LL_SPI_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
AnnaBridge 145:64910690c574 346
AnnaBridge 145:64910690c574 347 /**
AnnaBridge 145:64910690c574 348 * @brief Read a value in SPI register
AnnaBridge 145:64910690c574 349 * @param __INSTANCE__ SPI Instance
AnnaBridge 145:64910690c574 350 * @param __REG__ Register to be read
AnnaBridge 145:64910690c574 351 * @retval Register value
AnnaBridge 145:64910690c574 352 */
AnnaBridge 145:64910690c574 353 #define LL_SPI_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
AnnaBridge 145:64910690c574 354 /**
AnnaBridge 145:64910690c574 355 * @}
AnnaBridge 145:64910690c574 356 */
AnnaBridge 145:64910690c574 357
AnnaBridge 145:64910690c574 358 /**
AnnaBridge 145:64910690c574 359 * @}
AnnaBridge 145:64910690c574 360 */
AnnaBridge 145:64910690c574 361
AnnaBridge 145:64910690c574 362 /* Exported functions --------------------------------------------------------*/
AnnaBridge 145:64910690c574 363 /** @defgroup SPI_LL_Exported_Functions SPI Exported Functions
AnnaBridge 145:64910690c574 364 * @{
AnnaBridge 145:64910690c574 365 */
AnnaBridge 145:64910690c574 366
AnnaBridge 145:64910690c574 367 /** @defgroup SPI_LL_EF_Configuration Configuration
AnnaBridge 145:64910690c574 368 * @{
AnnaBridge 145:64910690c574 369 */
AnnaBridge 145:64910690c574 370
AnnaBridge 145:64910690c574 371 /**
AnnaBridge 145:64910690c574 372 * @brief Enable SPI peripheral
AnnaBridge 145:64910690c574 373 * @rmtoll CR1 SPE LL_SPI_Enable
AnnaBridge 145:64910690c574 374 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 375 * @retval None
AnnaBridge 145:64910690c574 376 */
AnnaBridge 145:64910690c574 377 __STATIC_INLINE void LL_SPI_Enable(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 378 {
AnnaBridge 145:64910690c574 379 SET_BIT(SPIx->CR1, SPI_CR1_SPE);
AnnaBridge 145:64910690c574 380 }
AnnaBridge 145:64910690c574 381
AnnaBridge 145:64910690c574 382 /**
AnnaBridge 145:64910690c574 383 * @brief Disable SPI peripheral
AnnaBridge 145:64910690c574 384 * @note When disabling the SPI, follow the procedure described in the Reference Manual.
AnnaBridge 145:64910690c574 385 * @rmtoll CR1 SPE LL_SPI_Disable
AnnaBridge 145:64910690c574 386 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 387 * @retval None
AnnaBridge 145:64910690c574 388 */
AnnaBridge 145:64910690c574 389 __STATIC_INLINE void LL_SPI_Disable(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 390 {
AnnaBridge 145:64910690c574 391 CLEAR_BIT(SPIx->CR1, SPI_CR1_SPE);
AnnaBridge 145:64910690c574 392 }
AnnaBridge 145:64910690c574 393
AnnaBridge 145:64910690c574 394 /**
AnnaBridge 145:64910690c574 395 * @brief Check if SPI peripheral is enabled
AnnaBridge 145:64910690c574 396 * @rmtoll CR1 SPE LL_SPI_IsEnabled
AnnaBridge 145:64910690c574 397 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 398 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 399 */
AnnaBridge 145:64910690c574 400 __STATIC_INLINE uint32_t LL_SPI_IsEnabled(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 401 {
AnnaBridge 145:64910690c574 402 return (READ_BIT(SPIx->CR1, SPI_CR1_SPE) == (SPI_CR1_SPE));
AnnaBridge 145:64910690c574 403 }
AnnaBridge 145:64910690c574 404
AnnaBridge 145:64910690c574 405 /**
AnnaBridge 145:64910690c574 406 * @brief Set SPI operation mode to Master or Slave
AnnaBridge 145:64910690c574 407 * @note This bit should not be changed when communication is ongoing.
AnnaBridge 145:64910690c574 408 * @rmtoll CR1 MSTR LL_SPI_SetMode\n
AnnaBridge 145:64910690c574 409 * CR1 SSI LL_SPI_SetMode
AnnaBridge 145:64910690c574 410 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 411 * @param Mode This parameter can be one of the following values:
AnnaBridge 145:64910690c574 412 * @arg @ref LL_SPI_MODE_MASTER
AnnaBridge 145:64910690c574 413 * @arg @ref LL_SPI_MODE_SLAVE
AnnaBridge 145:64910690c574 414 * @retval None
AnnaBridge 145:64910690c574 415 */
AnnaBridge 145:64910690c574 416 __STATIC_INLINE void LL_SPI_SetMode(SPI_TypeDef *SPIx, uint32_t Mode)
AnnaBridge 145:64910690c574 417 {
AnnaBridge 145:64910690c574 418 MODIFY_REG(SPIx->CR1, SPI_CR1_MSTR | SPI_CR1_SSI, Mode);
AnnaBridge 145:64910690c574 419 }
AnnaBridge 145:64910690c574 420
AnnaBridge 145:64910690c574 421 /**
AnnaBridge 145:64910690c574 422 * @brief Get SPI operation mode (Master or Slave)
AnnaBridge 145:64910690c574 423 * @rmtoll CR1 MSTR LL_SPI_GetMode\n
AnnaBridge 145:64910690c574 424 * CR1 SSI LL_SPI_GetMode
AnnaBridge 145:64910690c574 425 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 426 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 427 * @arg @ref LL_SPI_MODE_MASTER
AnnaBridge 145:64910690c574 428 * @arg @ref LL_SPI_MODE_SLAVE
AnnaBridge 145:64910690c574 429 */
AnnaBridge 145:64910690c574 430 __STATIC_INLINE uint32_t LL_SPI_GetMode(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 431 {
AnnaBridge 145:64910690c574 432 return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_MSTR | SPI_CR1_SSI));
AnnaBridge 145:64910690c574 433 }
AnnaBridge 145:64910690c574 434
AnnaBridge 145:64910690c574 435 /**
AnnaBridge 145:64910690c574 436 * @brief Set serial protocol used
AnnaBridge 145:64910690c574 437 * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation.
AnnaBridge 145:64910690c574 438 * @rmtoll CR2 FRF LL_SPI_SetStandard
AnnaBridge 145:64910690c574 439 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 440 * @param Standard This parameter can be one of the following values:
AnnaBridge 145:64910690c574 441 * @arg @ref LL_SPI_PROTOCOL_MOTOROLA
AnnaBridge 145:64910690c574 442 * @arg @ref LL_SPI_PROTOCOL_TI
AnnaBridge 145:64910690c574 443 * @retval None
AnnaBridge 145:64910690c574 444 */
AnnaBridge 145:64910690c574 445 __STATIC_INLINE void LL_SPI_SetStandard(SPI_TypeDef *SPIx, uint32_t Standard)
AnnaBridge 145:64910690c574 446 {
AnnaBridge 145:64910690c574 447 MODIFY_REG(SPIx->CR2, SPI_CR2_FRF, Standard);
AnnaBridge 145:64910690c574 448 }
AnnaBridge 145:64910690c574 449
AnnaBridge 145:64910690c574 450 /**
AnnaBridge 145:64910690c574 451 * @brief Get serial protocol used
AnnaBridge 145:64910690c574 452 * @rmtoll CR2 FRF LL_SPI_GetStandard
AnnaBridge 145:64910690c574 453 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 454 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 455 * @arg @ref LL_SPI_PROTOCOL_MOTOROLA
AnnaBridge 145:64910690c574 456 * @arg @ref LL_SPI_PROTOCOL_TI
AnnaBridge 145:64910690c574 457 */
AnnaBridge 145:64910690c574 458 __STATIC_INLINE uint32_t LL_SPI_GetStandard(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 459 {
AnnaBridge 145:64910690c574 460 return (uint32_t)(READ_BIT(SPIx->CR2, SPI_CR2_FRF));
AnnaBridge 145:64910690c574 461 }
AnnaBridge 145:64910690c574 462
AnnaBridge 145:64910690c574 463 /**
AnnaBridge 145:64910690c574 464 * @brief Set clock phase
AnnaBridge 145:64910690c574 465 * @note This bit should not be changed when communication is ongoing.
AnnaBridge 145:64910690c574 466 * This bit is not used in SPI TI mode.
AnnaBridge 145:64910690c574 467 * @rmtoll CR1 CPHA LL_SPI_SetClockPhase
AnnaBridge 145:64910690c574 468 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 469 * @param ClockPhase This parameter can be one of the following values:
AnnaBridge 145:64910690c574 470 * @arg @ref LL_SPI_PHASE_1EDGE
AnnaBridge 145:64910690c574 471 * @arg @ref LL_SPI_PHASE_2EDGE
AnnaBridge 145:64910690c574 472 * @retval None
AnnaBridge 145:64910690c574 473 */
AnnaBridge 145:64910690c574 474 __STATIC_INLINE void LL_SPI_SetClockPhase(SPI_TypeDef *SPIx, uint32_t ClockPhase)
AnnaBridge 145:64910690c574 475 {
AnnaBridge 145:64910690c574 476 MODIFY_REG(SPIx->CR1, SPI_CR1_CPHA, ClockPhase);
AnnaBridge 145:64910690c574 477 }
AnnaBridge 145:64910690c574 478
AnnaBridge 145:64910690c574 479 /**
AnnaBridge 145:64910690c574 480 * @brief Get clock phase
AnnaBridge 145:64910690c574 481 * @rmtoll CR1 CPHA LL_SPI_GetClockPhase
AnnaBridge 145:64910690c574 482 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 483 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 484 * @arg @ref LL_SPI_PHASE_1EDGE
AnnaBridge 145:64910690c574 485 * @arg @ref LL_SPI_PHASE_2EDGE
AnnaBridge 145:64910690c574 486 */
AnnaBridge 145:64910690c574 487 __STATIC_INLINE uint32_t LL_SPI_GetClockPhase(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 488 {
AnnaBridge 145:64910690c574 489 return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_CPHA));
AnnaBridge 145:64910690c574 490 }
AnnaBridge 145:64910690c574 491
AnnaBridge 145:64910690c574 492 /**
AnnaBridge 145:64910690c574 493 * @brief Set clock polarity
AnnaBridge 145:64910690c574 494 * @note This bit should not be changed when communication is ongoing.
AnnaBridge 145:64910690c574 495 * This bit is not used in SPI TI mode.
AnnaBridge 145:64910690c574 496 * @rmtoll CR1 CPOL LL_SPI_SetClockPolarity
AnnaBridge 145:64910690c574 497 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 498 * @param ClockPolarity This parameter can be one of the following values:
AnnaBridge 145:64910690c574 499 * @arg @ref LL_SPI_POLARITY_LOW
AnnaBridge 145:64910690c574 500 * @arg @ref LL_SPI_POLARITY_HIGH
AnnaBridge 145:64910690c574 501 * @retval None
AnnaBridge 145:64910690c574 502 */
AnnaBridge 145:64910690c574 503 __STATIC_INLINE void LL_SPI_SetClockPolarity(SPI_TypeDef *SPIx, uint32_t ClockPolarity)
AnnaBridge 145:64910690c574 504 {
AnnaBridge 145:64910690c574 505 MODIFY_REG(SPIx->CR1, SPI_CR1_CPOL, ClockPolarity);
AnnaBridge 145:64910690c574 506 }
AnnaBridge 145:64910690c574 507
AnnaBridge 145:64910690c574 508 /**
AnnaBridge 145:64910690c574 509 * @brief Get clock polarity
AnnaBridge 145:64910690c574 510 * @rmtoll CR1 CPOL LL_SPI_GetClockPolarity
AnnaBridge 145:64910690c574 511 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 512 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 513 * @arg @ref LL_SPI_POLARITY_LOW
AnnaBridge 145:64910690c574 514 * @arg @ref LL_SPI_POLARITY_HIGH
AnnaBridge 145:64910690c574 515 */
AnnaBridge 145:64910690c574 516 __STATIC_INLINE uint32_t LL_SPI_GetClockPolarity(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 517 {
AnnaBridge 145:64910690c574 518 return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_CPOL));
AnnaBridge 145:64910690c574 519 }
AnnaBridge 145:64910690c574 520
AnnaBridge 145:64910690c574 521 /**
AnnaBridge 145:64910690c574 522 * @brief Set baud rate prescaler
AnnaBridge 145:64910690c574 523 * @note These bits should not be changed when communication is ongoing. SPI BaudRate = fPCLK/Prescaler.
AnnaBridge 145:64910690c574 524 * @rmtoll CR1 BR LL_SPI_SetBaudRatePrescaler
AnnaBridge 145:64910690c574 525 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 526 * @param BaudRate This parameter can be one of the following values:
AnnaBridge 145:64910690c574 527 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV2
AnnaBridge 145:64910690c574 528 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV4
AnnaBridge 145:64910690c574 529 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV8
AnnaBridge 145:64910690c574 530 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV16
AnnaBridge 145:64910690c574 531 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV32
AnnaBridge 145:64910690c574 532 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV64
AnnaBridge 145:64910690c574 533 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV128
AnnaBridge 145:64910690c574 534 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV256
AnnaBridge 145:64910690c574 535 * @retval None
AnnaBridge 145:64910690c574 536 */
AnnaBridge 145:64910690c574 537 __STATIC_INLINE void LL_SPI_SetBaudRatePrescaler(SPI_TypeDef *SPIx, uint32_t BaudRate)
AnnaBridge 145:64910690c574 538 {
AnnaBridge 145:64910690c574 539 MODIFY_REG(SPIx->CR1, SPI_CR1_BR, BaudRate);
AnnaBridge 145:64910690c574 540 }
AnnaBridge 145:64910690c574 541
AnnaBridge 145:64910690c574 542 /**
AnnaBridge 145:64910690c574 543 * @brief Get baud rate prescaler
AnnaBridge 145:64910690c574 544 * @rmtoll CR1 BR LL_SPI_GetBaudRatePrescaler
AnnaBridge 145:64910690c574 545 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 546 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 547 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV2
AnnaBridge 145:64910690c574 548 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV4
AnnaBridge 145:64910690c574 549 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV8
AnnaBridge 145:64910690c574 550 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV16
AnnaBridge 145:64910690c574 551 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV32
AnnaBridge 145:64910690c574 552 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV64
AnnaBridge 145:64910690c574 553 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV128
AnnaBridge 145:64910690c574 554 * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV256
AnnaBridge 145:64910690c574 555 */
AnnaBridge 145:64910690c574 556 __STATIC_INLINE uint32_t LL_SPI_GetBaudRatePrescaler(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 557 {
AnnaBridge 145:64910690c574 558 return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_BR));
AnnaBridge 145:64910690c574 559 }
AnnaBridge 145:64910690c574 560
AnnaBridge 145:64910690c574 561 /**
AnnaBridge 145:64910690c574 562 * @brief Set transfer bit order
AnnaBridge 145:64910690c574 563 * @note This bit should not be changed when communication is ongoing. This bit is not used in SPI TI mode.
AnnaBridge 145:64910690c574 564 * @rmtoll CR1 LSBFIRST LL_SPI_SetTransferBitOrder
AnnaBridge 145:64910690c574 565 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 566 * @param BitOrder This parameter can be one of the following values:
AnnaBridge 145:64910690c574 567 * @arg @ref LL_SPI_LSB_FIRST
AnnaBridge 145:64910690c574 568 * @arg @ref LL_SPI_MSB_FIRST
AnnaBridge 145:64910690c574 569 * @retval None
AnnaBridge 145:64910690c574 570 */
AnnaBridge 145:64910690c574 571 __STATIC_INLINE void LL_SPI_SetTransferBitOrder(SPI_TypeDef *SPIx, uint32_t BitOrder)
AnnaBridge 145:64910690c574 572 {
AnnaBridge 145:64910690c574 573 MODIFY_REG(SPIx->CR1, SPI_CR1_LSBFIRST, BitOrder);
AnnaBridge 145:64910690c574 574 }
AnnaBridge 145:64910690c574 575
AnnaBridge 145:64910690c574 576 /**
AnnaBridge 145:64910690c574 577 * @brief Get transfer bit order
AnnaBridge 145:64910690c574 578 * @rmtoll CR1 LSBFIRST LL_SPI_GetTransferBitOrder
AnnaBridge 145:64910690c574 579 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 580 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 581 * @arg @ref LL_SPI_LSB_FIRST
AnnaBridge 145:64910690c574 582 * @arg @ref LL_SPI_MSB_FIRST
AnnaBridge 145:64910690c574 583 */
AnnaBridge 145:64910690c574 584 __STATIC_INLINE uint32_t LL_SPI_GetTransferBitOrder(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 585 {
AnnaBridge 145:64910690c574 586 return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_LSBFIRST));
AnnaBridge 145:64910690c574 587 }
AnnaBridge 145:64910690c574 588
AnnaBridge 145:64910690c574 589 /**
AnnaBridge 145:64910690c574 590 * @brief Set transfer direction mode
AnnaBridge 145:64910690c574 591 * @note For Half-Duplex mode, Rx Direction is set by default.
AnnaBridge 145:64910690c574 592 * In master mode, the MOSI pin is used and in slave mode, the MISO pin is used for Half-Duplex.
AnnaBridge 145:64910690c574 593 * @rmtoll CR1 RXONLY LL_SPI_SetTransferDirection\n
AnnaBridge 145:64910690c574 594 * CR1 BIDIMODE LL_SPI_SetTransferDirection\n
AnnaBridge 145:64910690c574 595 * CR1 BIDIOE LL_SPI_SetTransferDirection
AnnaBridge 145:64910690c574 596 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 597 * @param TransferDirection This parameter can be one of the following values:
AnnaBridge 145:64910690c574 598 * @arg @ref LL_SPI_FULL_DUPLEX
AnnaBridge 145:64910690c574 599 * @arg @ref LL_SPI_SIMPLEX_RX
AnnaBridge 145:64910690c574 600 * @arg @ref LL_SPI_HALF_DUPLEX_RX
AnnaBridge 145:64910690c574 601 * @arg @ref LL_SPI_HALF_DUPLEX_TX
AnnaBridge 145:64910690c574 602 * @retval None
AnnaBridge 145:64910690c574 603 */
AnnaBridge 145:64910690c574 604 __STATIC_INLINE void LL_SPI_SetTransferDirection(SPI_TypeDef *SPIx, uint32_t TransferDirection)
AnnaBridge 145:64910690c574 605 {
AnnaBridge 145:64910690c574 606 MODIFY_REG(SPIx->CR1, SPI_CR1_RXONLY | SPI_CR1_BIDIMODE | SPI_CR1_BIDIOE, TransferDirection);
AnnaBridge 145:64910690c574 607 }
AnnaBridge 145:64910690c574 608
AnnaBridge 145:64910690c574 609 /**
AnnaBridge 145:64910690c574 610 * @brief Get transfer direction mode
AnnaBridge 145:64910690c574 611 * @rmtoll CR1 RXONLY LL_SPI_GetTransferDirection\n
AnnaBridge 145:64910690c574 612 * CR1 BIDIMODE LL_SPI_GetTransferDirection\n
AnnaBridge 145:64910690c574 613 * CR1 BIDIOE LL_SPI_GetTransferDirection
AnnaBridge 145:64910690c574 614 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 615 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 616 * @arg @ref LL_SPI_FULL_DUPLEX
AnnaBridge 145:64910690c574 617 * @arg @ref LL_SPI_SIMPLEX_RX
AnnaBridge 145:64910690c574 618 * @arg @ref LL_SPI_HALF_DUPLEX_RX
AnnaBridge 145:64910690c574 619 * @arg @ref LL_SPI_HALF_DUPLEX_TX
AnnaBridge 145:64910690c574 620 */
AnnaBridge 145:64910690c574 621 __STATIC_INLINE uint32_t LL_SPI_GetTransferDirection(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 622 {
AnnaBridge 145:64910690c574 623 return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_RXONLY | SPI_CR1_BIDIMODE | SPI_CR1_BIDIOE));
AnnaBridge 145:64910690c574 624 }
AnnaBridge 145:64910690c574 625
AnnaBridge 145:64910690c574 626 /**
AnnaBridge 145:64910690c574 627 * @brief Set frame data width
AnnaBridge 145:64910690c574 628 * @rmtoll CR2 DS LL_SPI_SetDataWidth
AnnaBridge 145:64910690c574 629 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 630 * @param DataWidth This parameter can be one of the following values:
AnnaBridge 145:64910690c574 631 * @arg @ref LL_SPI_DATAWIDTH_4BIT
AnnaBridge 145:64910690c574 632 * @arg @ref LL_SPI_DATAWIDTH_5BIT
AnnaBridge 145:64910690c574 633 * @arg @ref LL_SPI_DATAWIDTH_6BIT
AnnaBridge 145:64910690c574 634 * @arg @ref LL_SPI_DATAWIDTH_7BIT
AnnaBridge 145:64910690c574 635 * @arg @ref LL_SPI_DATAWIDTH_8BIT
AnnaBridge 145:64910690c574 636 * @arg @ref LL_SPI_DATAWIDTH_9BIT
AnnaBridge 145:64910690c574 637 * @arg @ref LL_SPI_DATAWIDTH_10BIT
AnnaBridge 145:64910690c574 638 * @arg @ref LL_SPI_DATAWIDTH_11BIT
AnnaBridge 145:64910690c574 639 * @arg @ref LL_SPI_DATAWIDTH_12BIT
AnnaBridge 145:64910690c574 640 * @arg @ref LL_SPI_DATAWIDTH_13BIT
AnnaBridge 145:64910690c574 641 * @arg @ref LL_SPI_DATAWIDTH_14BIT
AnnaBridge 145:64910690c574 642 * @arg @ref LL_SPI_DATAWIDTH_15BIT
AnnaBridge 145:64910690c574 643 * @arg @ref LL_SPI_DATAWIDTH_16BIT
AnnaBridge 145:64910690c574 644 * @retval None
AnnaBridge 145:64910690c574 645 */
AnnaBridge 145:64910690c574 646 __STATIC_INLINE void LL_SPI_SetDataWidth(SPI_TypeDef *SPIx, uint32_t DataWidth)
AnnaBridge 145:64910690c574 647 {
AnnaBridge 145:64910690c574 648 MODIFY_REG(SPIx->CR2, SPI_CR2_DS, DataWidth);
AnnaBridge 145:64910690c574 649 }
AnnaBridge 145:64910690c574 650
AnnaBridge 145:64910690c574 651 /**
AnnaBridge 145:64910690c574 652 * @brief Get frame data width
AnnaBridge 145:64910690c574 653 * @rmtoll CR2 DS LL_SPI_GetDataWidth
AnnaBridge 145:64910690c574 654 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 655 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 656 * @arg @ref LL_SPI_DATAWIDTH_4BIT
AnnaBridge 145:64910690c574 657 * @arg @ref LL_SPI_DATAWIDTH_5BIT
AnnaBridge 145:64910690c574 658 * @arg @ref LL_SPI_DATAWIDTH_6BIT
AnnaBridge 145:64910690c574 659 * @arg @ref LL_SPI_DATAWIDTH_7BIT
AnnaBridge 145:64910690c574 660 * @arg @ref LL_SPI_DATAWIDTH_8BIT
AnnaBridge 145:64910690c574 661 * @arg @ref LL_SPI_DATAWIDTH_9BIT
AnnaBridge 145:64910690c574 662 * @arg @ref LL_SPI_DATAWIDTH_10BIT
AnnaBridge 145:64910690c574 663 * @arg @ref LL_SPI_DATAWIDTH_11BIT
AnnaBridge 145:64910690c574 664 * @arg @ref LL_SPI_DATAWIDTH_12BIT
AnnaBridge 145:64910690c574 665 * @arg @ref LL_SPI_DATAWIDTH_13BIT
AnnaBridge 145:64910690c574 666 * @arg @ref LL_SPI_DATAWIDTH_14BIT
AnnaBridge 145:64910690c574 667 * @arg @ref LL_SPI_DATAWIDTH_15BIT
AnnaBridge 145:64910690c574 668 * @arg @ref LL_SPI_DATAWIDTH_16BIT
AnnaBridge 145:64910690c574 669 */
AnnaBridge 145:64910690c574 670 __STATIC_INLINE uint32_t LL_SPI_GetDataWidth(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 671 {
AnnaBridge 145:64910690c574 672 return (uint32_t)(READ_BIT(SPIx->CR2, SPI_CR2_DS));
AnnaBridge 145:64910690c574 673 }
AnnaBridge 145:64910690c574 674
AnnaBridge 145:64910690c574 675 /**
AnnaBridge 145:64910690c574 676 * @brief Set threshold of RXFIFO that triggers an RXNE event
AnnaBridge 145:64910690c574 677 * @rmtoll CR2 FRXTH LL_SPI_SetRxFIFOThreshold
AnnaBridge 145:64910690c574 678 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 679 * @param Threshold This parameter can be one of the following values:
AnnaBridge 145:64910690c574 680 * @arg @ref LL_SPI_RX_FIFO_TH_HALF
AnnaBridge 145:64910690c574 681 * @arg @ref LL_SPI_RX_FIFO_TH_QUARTER
AnnaBridge 145:64910690c574 682 * @retval None
AnnaBridge 145:64910690c574 683 */
AnnaBridge 145:64910690c574 684 __STATIC_INLINE void LL_SPI_SetRxFIFOThreshold(SPI_TypeDef *SPIx, uint32_t Threshold)
AnnaBridge 145:64910690c574 685 {
AnnaBridge 145:64910690c574 686 MODIFY_REG(SPIx->CR2, SPI_CR2_FRXTH, Threshold);
AnnaBridge 145:64910690c574 687 }
AnnaBridge 145:64910690c574 688
AnnaBridge 145:64910690c574 689 /**
AnnaBridge 145:64910690c574 690 * @brief Get threshold of RXFIFO that triggers an RXNE event
AnnaBridge 145:64910690c574 691 * @rmtoll CR2 FRXTH LL_SPI_GetRxFIFOThreshold
AnnaBridge 145:64910690c574 692 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 693 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 694 * @arg @ref LL_SPI_RX_FIFO_TH_HALF
AnnaBridge 145:64910690c574 695 * @arg @ref LL_SPI_RX_FIFO_TH_QUARTER
AnnaBridge 145:64910690c574 696 */
AnnaBridge 145:64910690c574 697 __STATIC_INLINE uint32_t LL_SPI_GetRxFIFOThreshold(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 698 {
AnnaBridge 145:64910690c574 699 return (uint32_t)(READ_BIT(SPIx->CR2, SPI_CR2_FRXTH));
AnnaBridge 145:64910690c574 700 }
AnnaBridge 145:64910690c574 701
AnnaBridge 145:64910690c574 702 /**
AnnaBridge 145:64910690c574 703 * @}
AnnaBridge 145:64910690c574 704 */
AnnaBridge 145:64910690c574 705
AnnaBridge 145:64910690c574 706 /** @defgroup SPI_LL_EF_CRC_Management CRC Management
AnnaBridge 145:64910690c574 707 * @{
AnnaBridge 145:64910690c574 708 */
AnnaBridge 145:64910690c574 709
AnnaBridge 145:64910690c574 710 /**
AnnaBridge 145:64910690c574 711 * @brief Enable CRC
AnnaBridge 145:64910690c574 712 * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation.
AnnaBridge 145:64910690c574 713 * @rmtoll CR1 CRCEN LL_SPI_EnableCRC
AnnaBridge 145:64910690c574 714 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 715 * @retval None
AnnaBridge 145:64910690c574 716 */
AnnaBridge 145:64910690c574 717 __STATIC_INLINE void LL_SPI_EnableCRC(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 718 {
AnnaBridge 145:64910690c574 719 SET_BIT(SPIx->CR1, SPI_CR1_CRCEN);
AnnaBridge 145:64910690c574 720 }
AnnaBridge 145:64910690c574 721
AnnaBridge 145:64910690c574 722 /**
AnnaBridge 145:64910690c574 723 * @brief Disable CRC
AnnaBridge 145:64910690c574 724 * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation.
AnnaBridge 145:64910690c574 725 * @rmtoll CR1 CRCEN LL_SPI_DisableCRC
AnnaBridge 145:64910690c574 726 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 727 * @retval None
AnnaBridge 145:64910690c574 728 */
AnnaBridge 145:64910690c574 729 __STATIC_INLINE void LL_SPI_DisableCRC(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 730 {
AnnaBridge 145:64910690c574 731 CLEAR_BIT(SPIx->CR1, SPI_CR1_CRCEN);
AnnaBridge 145:64910690c574 732 }
AnnaBridge 145:64910690c574 733
AnnaBridge 145:64910690c574 734 /**
AnnaBridge 145:64910690c574 735 * @brief Check if CRC is enabled
AnnaBridge 145:64910690c574 736 * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation.
AnnaBridge 145:64910690c574 737 * @rmtoll CR1 CRCEN LL_SPI_IsEnabledCRC
AnnaBridge 145:64910690c574 738 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 739 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 740 */
AnnaBridge 145:64910690c574 741 __STATIC_INLINE uint32_t LL_SPI_IsEnabledCRC(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 742 {
AnnaBridge 145:64910690c574 743 return (READ_BIT(SPIx->CR1, SPI_CR1_CRCEN) == (SPI_CR1_CRCEN));
AnnaBridge 145:64910690c574 744 }
AnnaBridge 145:64910690c574 745
AnnaBridge 145:64910690c574 746 /**
AnnaBridge 145:64910690c574 747 * @brief Set CRC Length
AnnaBridge 145:64910690c574 748 * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation.
AnnaBridge 145:64910690c574 749 * @rmtoll CR1 CRCL LL_SPI_SetCRCWidth
AnnaBridge 145:64910690c574 750 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 751 * @param CRCLength This parameter can be one of the following values:
AnnaBridge 145:64910690c574 752 * @arg @ref LL_SPI_CRC_8BIT
AnnaBridge 145:64910690c574 753 * @arg @ref LL_SPI_CRC_16BIT
AnnaBridge 145:64910690c574 754 * @retval None
AnnaBridge 145:64910690c574 755 */
AnnaBridge 145:64910690c574 756 __STATIC_INLINE void LL_SPI_SetCRCWidth(SPI_TypeDef *SPIx, uint32_t CRCLength)
AnnaBridge 145:64910690c574 757 {
AnnaBridge 145:64910690c574 758 MODIFY_REG(SPIx->CR1, SPI_CR1_CRCL, CRCLength);
AnnaBridge 145:64910690c574 759 }
AnnaBridge 145:64910690c574 760
AnnaBridge 145:64910690c574 761 /**
AnnaBridge 145:64910690c574 762 * @brief Get CRC Length
AnnaBridge 145:64910690c574 763 * @rmtoll CR1 CRCL LL_SPI_GetCRCWidth
AnnaBridge 145:64910690c574 764 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 765 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 766 * @arg @ref LL_SPI_CRC_8BIT
AnnaBridge 145:64910690c574 767 * @arg @ref LL_SPI_CRC_16BIT
AnnaBridge 145:64910690c574 768 */
AnnaBridge 145:64910690c574 769 __STATIC_INLINE uint32_t LL_SPI_GetCRCWidth(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 770 {
AnnaBridge 145:64910690c574 771 return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_CRCL));
AnnaBridge 145:64910690c574 772 }
AnnaBridge 145:64910690c574 773
AnnaBridge 145:64910690c574 774 /**
AnnaBridge 145:64910690c574 775 * @brief Set CRCNext to transfer CRC on the line
AnnaBridge 145:64910690c574 776 * @note This bit has to be written as soon as the last data is written in the SPIx_DR register.
AnnaBridge 145:64910690c574 777 * @rmtoll CR1 CRCNEXT LL_SPI_SetCRCNext
AnnaBridge 145:64910690c574 778 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 779 * @retval None
AnnaBridge 145:64910690c574 780 */
AnnaBridge 145:64910690c574 781 __STATIC_INLINE void LL_SPI_SetCRCNext(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 782 {
AnnaBridge 145:64910690c574 783 SET_BIT(SPIx->CR1, SPI_CR1_CRCNEXT);
AnnaBridge 145:64910690c574 784 }
AnnaBridge 145:64910690c574 785
AnnaBridge 145:64910690c574 786 /**
AnnaBridge 145:64910690c574 787 * @brief Set polynomial for CRC calculation
AnnaBridge 145:64910690c574 788 * @rmtoll CRCPR CRCPOLY LL_SPI_SetCRCPolynomial
AnnaBridge 145:64910690c574 789 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 790 * @param CRCPoly This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFFFF
AnnaBridge 145:64910690c574 791 * @retval None
AnnaBridge 145:64910690c574 792 */
AnnaBridge 145:64910690c574 793 __STATIC_INLINE void LL_SPI_SetCRCPolynomial(SPI_TypeDef *SPIx, uint32_t CRCPoly)
AnnaBridge 145:64910690c574 794 {
AnnaBridge 145:64910690c574 795 WRITE_REG(SPIx->CRCPR, (uint16_t)CRCPoly);
AnnaBridge 145:64910690c574 796 }
AnnaBridge 145:64910690c574 797
AnnaBridge 145:64910690c574 798 /**
AnnaBridge 145:64910690c574 799 * @brief Get polynomial for CRC calculation
AnnaBridge 145:64910690c574 800 * @rmtoll CRCPR CRCPOLY LL_SPI_GetCRCPolynomial
AnnaBridge 145:64910690c574 801 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 802 * @retval Returned value is a number between Min_Data = 0x00 and Max_Data = 0xFFFF
AnnaBridge 145:64910690c574 803 */
AnnaBridge 145:64910690c574 804 __STATIC_INLINE uint32_t LL_SPI_GetCRCPolynomial(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 805 {
AnnaBridge 145:64910690c574 806 return (uint32_t)(READ_REG(SPIx->CRCPR));
AnnaBridge 145:64910690c574 807 }
AnnaBridge 145:64910690c574 808
AnnaBridge 145:64910690c574 809 /**
AnnaBridge 145:64910690c574 810 * @brief Get Rx CRC
AnnaBridge 145:64910690c574 811 * @rmtoll RXCRCR RXCRC LL_SPI_GetRxCRC
AnnaBridge 145:64910690c574 812 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 813 * @retval Returned value is a number between Min_Data = 0x00 and Max_Data = 0xFFFF
AnnaBridge 145:64910690c574 814 */
AnnaBridge 145:64910690c574 815 __STATIC_INLINE uint32_t LL_SPI_GetRxCRC(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 816 {
AnnaBridge 145:64910690c574 817 return (uint32_t)(READ_REG(SPIx->RXCRCR));
AnnaBridge 145:64910690c574 818 }
AnnaBridge 145:64910690c574 819
AnnaBridge 145:64910690c574 820 /**
AnnaBridge 145:64910690c574 821 * @brief Get Tx CRC
AnnaBridge 145:64910690c574 822 * @rmtoll TXCRCR TXCRC LL_SPI_GetTxCRC
AnnaBridge 145:64910690c574 823 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 824 * @retval Returned value is a number between Min_Data = 0x00 and Max_Data = 0xFFFF
AnnaBridge 145:64910690c574 825 */
AnnaBridge 145:64910690c574 826 __STATIC_INLINE uint32_t LL_SPI_GetTxCRC(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 827 {
AnnaBridge 145:64910690c574 828 return (uint32_t)(READ_REG(SPIx->TXCRCR));
AnnaBridge 145:64910690c574 829 }
AnnaBridge 145:64910690c574 830
AnnaBridge 145:64910690c574 831 /**
AnnaBridge 145:64910690c574 832 * @}
AnnaBridge 145:64910690c574 833 */
AnnaBridge 145:64910690c574 834
AnnaBridge 145:64910690c574 835 /** @defgroup SPI_LL_EF_NSS_Management Slave Select Pin Management
AnnaBridge 145:64910690c574 836 * @{
AnnaBridge 145:64910690c574 837 */
AnnaBridge 145:64910690c574 838
AnnaBridge 145:64910690c574 839 /**
AnnaBridge 145:64910690c574 840 * @brief Set NSS mode
AnnaBridge 145:64910690c574 841 * @note LL_SPI_NSS_SOFT Mode is not used in SPI TI mode.
AnnaBridge 145:64910690c574 842 * @rmtoll CR1 SSM LL_SPI_SetNSSMode\n
AnnaBridge 145:64910690c574 843 * @rmtoll CR2 SSOE LL_SPI_SetNSSMode
AnnaBridge 145:64910690c574 844 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 845 * @param NSS This parameter can be one of the following values:
AnnaBridge 145:64910690c574 846 * @arg @ref LL_SPI_NSS_SOFT
AnnaBridge 145:64910690c574 847 * @arg @ref LL_SPI_NSS_HARD_INPUT
AnnaBridge 145:64910690c574 848 * @arg @ref LL_SPI_NSS_HARD_OUTPUT
AnnaBridge 145:64910690c574 849 * @retval None
AnnaBridge 145:64910690c574 850 */
AnnaBridge 145:64910690c574 851 __STATIC_INLINE void LL_SPI_SetNSSMode(SPI_TypeDef *SPIx, uint32_t NSS)
AnnaBridge 145:64910690c574 852 {
AnnaBridge 145:64910690c574 853 MODIFY_REG(SPIx->CR1, SPI_CR1_SSM, NSS);
AnnaBridge 145:64910690c574 854 MODIFY_REG(SPIx->CR2, SPI_CR2_SSOE, ((uint32_t)(NSS >> 16U)));
AnnaBridge 145:64910690c574 855 }
AnnaBridge 145:64910690c574 856
AnnaBridge 145:64910690c574 857 /**
AnnaBridge 145:64910690c574 858 * @brief Get NSS mode
AnnaBridge 145:64910690c574 859 * @rmtoll CR1 SSM LL_SPI_GetNSSMode\n
AnnaBridge 145:64910690c574 860 * @rmtoll CR2 SSOE LL_SPI_GetNSSMode
AnnaBridge 145:64910690c574 861 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 862 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 863 * @arg @ref LL_SPI_NSS_SOFT
AnnaBridge 145:64910690c574 864 * @arg @ref LL_SPI_NSS_HARD_INPUT
AnnaBridge 145:64910690c574 865 * @arg @ref LL_SPI_NSS_HARD_OUTPUT
AnnaBridge 145:64910690c574 866 */
AnnaBridge 145:64910690c574 867 __STATIC_INLINE uint32_t LL_SPI_GetNSSMode(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 868 {
AnnaBridge 145:64910690c574 869 register uint32_t Ssm = (READ_BIT(SPIx->CR1, SPI_CR1_SSM));
AnnaBridge 145:64910690c574 870 register uint32_t Ssoe = (READ_BIT(SPIx->CR2, SPI_CR2_SSOE) << 16U);
AnnaBridge 145:64910690c574 871 return (Ssm | Ssoe);
AnnaBridge 145:64910690c574 872 }
AnnaBridge 145:64910690c574 873
AnnaBridge 145:64910690c574 874 /**
AnnaBridge 145:64910690c574 875 * @brief Enable NSS pulse management
AnnaBridge 145:64910690c574 876 * @note This bit should not be changed when communication is ongoing. This bit is not used in SPI TI mode.
AnnaBridge 145:64910690c574 877 * @rmtoll CR2 NSSP LL_SPI_EnableNSSPulseMgt
AnnaBridge 145:64910690c574 878 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 879 * @retval None
AnnaBridge 145:64910690c574 880 */
AnnaBridge 145:64910690c574 881 __STATIC_INLINE void LL_SPI_EnableNSSPulseMgt(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 882 {
AnnaBridge 145:64910690c574 883 SET_BIT(SPIx->CR2, SPI_CR2_NSSP);
AnnaBridge 145:64910690c574 884 }
AnnaBridge 145:64910690c574 885
AnnaBridge 145:64910690c574 886 /**
AnnaBridge 145:64910690c574 887 * @brief Disable NSS pulse management
AnnaBridge 145:64910690c574 888 * @note This bit should not be changed when communication is ongoing. This bit is not used in SPI TI mode.
AnnaBridge 145:64910690c574 889 * @rmtoll CR2 NSSP LL_SPI_DisableNSSPulseMgt
AnnaBridge 145:64910690c574 890 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 891 * @retval None
AnnaBridge 145:64910690c574 892 */
AnnaBridge 145:64910690c574 893 __STATIC_INLINE void LL_SPI_DisableNSSPulseMgt(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 894 {
AnnaBridge 145:64910690c574 895 CLEAR_BIT(SPIx->CR2, SPI_CR2_NSSP);
AnnaBridge 145:64910690c574 896 }
AnnaBridge 145:64910690c574 897
AnnaBridge 145:64910690c574 898 /**
AnnaBridge 145:64910690c574 899 * @brief Check if NSS pulse is enabled
AnnaBridge 145:64910690c574 900 * @note This bit should not be changed when communication is ongoing. This bit is not used in SPI TI mode.
AnnaBridge 145:64910690c574 901 * @rmtoll CR2 NSSP LL_SPI_IsEnabledNSSPulse
AnnaBridge 145:64910690c574 902 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 903 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 904 */
AnnaBridge 145:64910690c574 905 __STATIC_INLINE uint32_t LL_SPI_IsEnabledNSSPulse(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 906 {
AnnaBridge 145:64910690c574 907 return (READ_BIT(SPIx->CR2, SPI_CR2_NSSP) == (SPI_CR2_NSSP));
AnnaBridge 145:64910690c574 908 }
AnnaBridge 145:64910690c574 909
AnnaBridge 145:64910690c574 910 /**
AnnaBridge 145:64910690c574 911 * @}
AnnaBridge 145:64910690c574 912 */
AnnaBridge 145:64910690c574 913
AnnaBridge 145:64910690c574 914 /** @defgroup SPI_LL_EF_FLAG_Management FLAG Management
AnnaBridge 145:64910690c574 915 * @{
AnnaBridge 145:64910690c574 916 */
AnnaBridge 145:64910690c574 917
AnnaBridge 145:64910690c574 918 /**
AnnaBridge 145:64910690c574 919 * @brief Check if Rx buffer is not empty
AnnaBridge 145:64910690c574 920 * @rmtoll SR RXNE LL_SPI_IsActiveFlag_RXNE
AnnaBridge 145:64910690c574 921 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 922 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 923 */
AnnaBridge 145:64910690c574 924 __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_RXNE(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 925 {
AnnaBridge 145:64910690c574 926 return (READ_BIT(SPIx->SR, SPI_SR_RXNE) == (SPI_SR_RXNE));
AnnaBridge 145:64910690c574 927 }
AnnaBridge 145:64910690c574 928
AnnaBridge 145:64910690c574 929 /**
AnnaBridge 145:64910690c574 930 * @brief Check if Tx buffer is empty
AnnaBridge 145:64910690c574 931 * @rmtoll SR TXE LL_SPI_IsActiveFlag_TXE
AnnaBridge 145:64910690c574 932 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 933 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 934 */
AnnaBridge 145:64910690c574 935 __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_TXE(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 936 {
AnnaBridge 145:64910690c574 937 return (READ_BIT(SPIx->SR, SPI_SR_TXE) == (SPI_SR_TXE));
AnnaBridge 145:64910690c574 938 }
AnnaBridge 145:64910690c574 939
AnnaBridge 145:64910690c574 940 /**
AnnaBridge 145:64910690c574 941 * @brief Get CRC error flag
AnnaBridge 145:64910690c574 942 * @rmtoll SR CRCERR LL_SPI_IsActiveFlag_CRCERR
AnnaBridge 145:64910690c574 943 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 944 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 945 */
AnnaBridge 145:64910690c574 946 __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_CRCERR(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 947 {
AnnaBridge 145:64910690c574 948 return (READ_BIT(SPIx->SR, SPI_SR_CRCERR) == (SPI_SR_CRCERR));
AnnaBridge 145:64910690c574 949 }
AnnaBridge 145:64910690c574 950
AnnaBridge 145:64910690c574 951 /**
AnnaBridge 145:64910690c574 952 * @brief Get mode fault error flag
AnnaBridge 145:64910690c574 953 * @rmtoll SR MODF LL_SPI_IsActiveFlag_MODF
AnnaBridge 145:64910690c574 954 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 955 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 956 */
AnnaBridge 145:64910690c574 957 __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_MODF(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 958 {
AnnaBridge 145:64910690c574 959 return (READ_BIT(SPIx->SR, SPI_SR_MODF) == (SPI_SR_MODF));
AnnaBridge 145:64910690c574 960 }
AnnaBridge 145:64910690c574 961
AnnaBridge 145:64910690c574 962 /**
AnnaBridge 145:64910690c574 963 * @brief Get overrun error flag
AnnaBridge 145:64910690c574 964 * @rmtoll SR OVR LL_SPI_IsActiveFlag_OVR
AnnaBridge 145:64910690c574 965 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 966 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 967 */
AnnaBridge 145:64910690c574 968 __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_OVR(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 969 {
AnnaBridge 145:64910690c574 970 return (READ_BIT(SPIx->SR, SPI_SR_OVR) == (SPI_SR_OVR));
AnnaBridge 145:64910690c574 971 }
AnnaBridge 145:64910690c574 972
AnnaBridge 145:64910690c574 973 /**
AnnaBridge 145:64910690c574 974 * @brief Get busy flag
AnnaBridge 145:64910690c574 975 * @note The BSY flag is cleared under any one of the following conditions:
AnnaBridge 145:64910690c574 976 * -When the SPI is correctly disabled
AnnaBridge 145:64910690c574 977 * -When a fault is detected in Master mode (MODF bit set to 1)
AnnaBridge 145:64910690c574 978 * -In Master mode, when it finishes a data transmission and no new data is ready to be
AnnaBridge 145:64910690c574 979 * sent
AnnaBridge 145:64910690c574 980 * -In Slave mode, when the BSY flag is set to '0' for at least one SPI clock cycle between
AnnaBridge 145:64910690c574 981 * each data transfer.
AnnaBridge 145:64910690c574 982 * @rmtoll SR BSY LL_SPI_IsActiveFlag_BSY
AnnaBridge 145:64910690c574 983 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 984 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 985 */
AnnaBridge 145:64910690c574 986 __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_BSY(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 987 {
AnnaBridge 145:64910690c574 988 return (READ_BIT(SPIx->SR, SPI_SR_BSY) == (SPI_SR_BSY));
AnnaBridge 145:64910690c574 989 }
AnnaBridge 145:64910690c574 990
AnnaBridge 145:64910690c574 991 /**
AnnaBridge 145:64910690c574 992 * @brief Get frame format error flag
AnnaBridge 145:64910690c574 993 * @rmtoll SR FRE LL_SPI_IsActiveFlag_FRE
AnnaBridge 145:64910690c574 994 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 995 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 996 */
AnnaBridge 145:64910690c574 997 __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_FRE(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 998 {
AnnaBridge 145:64910690c574 999 return (READ_BIT(SPIx->SR, SPI_SR_FRE) == (SPI_SR_FRE));
AnnaBridge 145:64910690c574 1000 }
AnnaBridge 145:64910690c574 1001
AnnaBridge 145:64910690c574 1002 /**
AnnaBridge 145:64910690c574 1003 * @brief Get FIFO reception Level
AnnaBridge 145:64910690c574 1004 * @rmtoll SR FRLVL LL_SPI_GetRxFIFOLevel
AnnaBridge 145:64910690c574 1005 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1006 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 1007 * @arg @ref LL_SPI_RX_FIFO_EMPTY
AnnaBridge 145:64910690c574 1008 * @arg @ref LL_SPI_RX_FIFO_QUARTER_FULL
AnnaBridge 145:64910690c574 1009 * @arg @ref LL_SPI_RX_FIFO_HALF_FULL
AnnaBridge 145:64910690c574 1010 * @arg @ref LL_SPI_RX_FIFO_FULL
AnnaBridge 145:64910690c574 1011 */
AnnaBridge 145:64910690c574 1012 __STATIC_INLINE uint32_t LL_SPI_GetRxFIFOLevel(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1013 {
AnnaBridge 145:64910690c574 1014 return (uint32_t)(READ_BIT(SPIx->SR, SPI_SR_FRLVL));
AnnaBridge 145:64910690c574 1015 }
AnnaBridge 145:64910690c574 1016
AnnaBridge 145:64910690c574 1017 /**
AnnaBridge 145:64910690c574 1018 * @brief Get FIFO Transmission Level
AnnaBridge 145:64910690c574 1019 * @rmtoll SR FTLVL LL_SPI_GetTxFIFOLevel
AnnaBridge 145:64910690c574 1020 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1021 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 1022 * @arg @ref LL_SPI_TX_FIFO_EMPTY
AnnaBridge 145:64910690c574 1023 * @arg @ref LL_SPI_TX_FIFO_QUARTER_FULL
AnnaBridge 145:64910690c574 1024 * @arg @ref LL_SPI_TX_FIFO_HALF_FULL
AnnaBridge 145:64910690c574 1025 * @arg @ref LL_SPI_TX_FIFO_FULL
AnnaBridge 145:64910690c574 1026 */
AnnaBridge 145:64910690c574 1027 __STATIC_INLINE uint32_t LL_SPI_GetTxFIFOLevel(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1028 {
AnnaBridge 145:64910690c574 1029 return (uint32_t)(READ_BIT(SPIx->SR, SPI_SR_FTLVL));
AnnaBridge 145:64910690c574 1030 }
AnnaBridge 145:64910690c574 1031
AnnaBridge 145:64910690c574 1032 /**
AnnaBridge 145:64910690c574 1033 * @brief Clear CRC error flag
AnnaBridge 145:64910690c574 1034 * @rmtoll SR CRCERR LL_SPI_ClearFlag_CRCERR
AnnaBridge 145:64910690c574 1035 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1036 * @retval None
AnnaBridge 145:64910690c574 1037 */
AnnaBridge 145:64910690c574 1038 __STATIC_INLINE void LL_SPI_ClearFlag_CRCERR(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1039 {
AnnaBridge 145:64910690c574 1040 CLEAR_BIT(SPIx->SR, SPI_SR_CRCERR);
AnnaBridge 145:64910690c574 1041 }
AnnaBridge 145:64910690c574 1042
AnnaBridge 145:64910690c574 1043 /**
AnnaBridge 145:64910690c574 1044 * @brief Clear mode fault error flag
AnnaBridge 145:64910690c574 1045 * @note Clearing this flag is done by a read access to the SPIx_SR
AnnaBridge 145:64910690c574 1046 * register followed by a write access to the SPIx_CR1 register
AnnaBridge 145:64910690c574 1047 * @rmtoll SR MODF LL_SPI_ClearFlag_MODF
AnnaBridge 145:64910690c574 1048 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1049 * @retval None
AnnaBridge 145:64910690c574 1050 */
AnnaBridge 145:64910690c574 1051 __STATIC_INLINE void LL_SPI_ClearFlag_MODF(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1052 {
AnnaBridge 145:64910690c574 1053 __IO uint32_t tmpreg;
AnnaBridge 145:64910690c574 1054 tmpreg = SPIx->SR;
AnnaBridge 145:64910690c574 1055 (void) tmpreg;
AnnaBridge 145:64910690c574 1056 tmpreg = CLEAR_BIT(SPIx->CR1, SPI_CR1_SPE);
AnnaBridge 145:64910690c574 1057 (void) tmpreg;
AnnaBridge 145:64910690c574 1058 }
AnnaBridge 145:64910690c574 1059
AnnaBridge 145:64910690c574 1060 /**
AnnaBridge 145:64910690c574 1061 * @brief Clear overrun error flag
AnnaBridge 145:64910690c574 1062 * @note Clearing this flag is done by a read access to the SPIx_DR
AnnaBridge 145:64910690c574 1063 * register followed by a read access to the SPIx_SR register
AnnaBridge 145:64910690c574 1064 * @rmtoll SR OVR LL_SPI_ClearFlag_OVR
AnnaBridge 145:64910690c574 1065 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1066 * @retval None
AnnaBridge 145:64910690c574 1067 */
AnnaBridge 145:64910690c574 1068 __STATIC_INLINE void LL_SPI_ClearFlag_OVR(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1069 {
AnnaBridge 145:64910690c574 1070 __IO uint32_t tmpreg;
AnnaBridge 145:64910690c574 1071 tmpreg = SPIx->DR;
AnnaBridge 145:64910690c574 1072 (void) tmpreg;
AnnaBridge 145:64910690c574 1073 tmpreg = SPIx->SR;
AnnaBridge 145:64910690c574 1074 (void) tmpreg;
AnnaBridge 145:64910690c574 1075 }
AnnaBridge 145:64910690c574 1076
AnnaBridge 145:64910690c574 1077 /**
AnnaBridge 145:64910690c574 1078 * @brief Clear frame format error flag
AnnaBridge 145:64910690c574 1079 * @note Clearing this flag is done by reading SPIx_SR register
AnnaBridge 145:64910690c574 1080 * @rmtoll SR FRE LL_SPI_ClearFlag_FRE
AnnaBridge 145:64910690c574 1081 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1082 * @retval None
AnnaBridge 145:64910690c574 1083 */
AnnaBridge 145:64910690c574 1084 __STATIC_INLINE void LL_SPI_ClearFlag_FRE(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1085 {
AnnaBridge 145:64910690c574 1086 __IO uint32_t tmpreg;
AnnaBridge 145:64910690c574 1087 tmpreg = SPIx->SR;
AnnaBridge 145:64910690c574 1088 (void) tmpreg;
AnnaBridge 145:64910690c574 1089 }
AnnaBridge 145:64910690c574 1090
AnnaBridge 145:64910690c574 1091 /**
AnnaBridge 145:64910690c574 1092 * @}
AnnaBridge 145:64910690c574 1093 */
AnnaBridge 145:64910690c574 1094
AnnaBridge 145:64910690c574 1095 /** @defgroup SPI_LL_EF_IT_Management Interrupt Management
AnnaBridge 145:64910690c574 1096 * @{
AnnaBridge 145:64910690c574 1097 */
AnnaBridge 145:64910690c574 1098
AnnaBridge 145:64910690c574 1099 /**
AnnaBridge 145:64910690c574 1100 * @brief Enable error interrupt
AnnaBridge 145:64910690c574 1101 * @note This bit controls the generation of an interrupt when an error condition occurs (CRCERR, OVR, MODF in SPI mode, FRE at TI mode).
AnnaBridge 145:64910690c574 1102 * @rmtoll CR2 ERRIE LL_SPI_EnableIT_ERR
AnnaBridge 145:64910690c574 1103 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1104 * @retval None
AnnaBridge 145:64910690c574 1105 */
AnnaBridge 145:64910690c574 1106 __STATIC_INLINE void LL_SPI_EnableIT_ERR(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1107 {
AnnaBridge 145:64910690c574 1108 SET_BIT(SPIx->CR2, SPI_CR2_ERRIE);
AnnaBridge 145:64910690c574 1109 }
AnnaBridge 145:64910690c574 1110
AnnaBridge 145:64910690c574 1111 /**
AnnaBridge 145:64910690c574 1112 * @brief Enable Rx buffer not empty interrupt
AnnaBridge 145:64910690c574 1113 * @rmtoll CR2 RXNEIE LL_SPI_EnableIT_RXNE
AnnaBridge 145:64910690c574 1114 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1115 * @retval None
AnnaBridge 145:64910690c574 1116 */
AnnaBridge 145:64910690c574 1117 __STATIC_INLINE void LL_SPI_EnableIT_RXNE(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1118 {
AnnaBridge 145:64910690c574 1119 SET_BIT(SPIx->CR2, SPI_CR2_RXNEIE);
AnnaBridge 145:64910690c574 1120 }
AnnaBridge 145:64910690c574 1121
AnnaBridge 145:64910690c574 1122 /**
AnnaBridge 145:64910690c574 1123 * @brief Enable Tx buffer empty interrupt
AnnaBridge 145:64910690c574 1124 * @rmtoll CR2 TXEIE LL_SPI_EnableIT_TXE
AnnaBridge 145:64910690c574 1125 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1126 * @retval None
AnnaBridge 145:64910690c574 1127 */
AnnaBridge 145:64910690c574 1128 __STATIC_INLINE void LL_SPI_EnableIT_TXE(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1129 {
AnnaBridge 145:64910690c574 1130 SET_BIT(SPIx->CR2, SPI_CR2_TXEIE);
AnnaBridge 145:64910690c574 1131 }
AnnaBridge 145:64910690c574 1132
AnnaBridge 145:64910690c574 1133 /**
AnnaBridge 145:64910690c574 1134 * @brief Disable error interrupt
AnnaBridge 145:64910690c574 1135 * @note This bit controls the generation of an interrupt when an error condition occurs (CRCERR, OVR, MODF in SPI mode, FRE at TI mode).
AnnaBridge 145:64910690c574 1136 * @rmtoll CR2 ERRIE LL_SPI_DisableIT_ERR
AnnaBridge 145:64910690c574 1137 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1138 * @retval None
AnnaBridge 145:64910690c574 1139 */
AnnaBridge 145:64910690c574 1140 __STATIC_INLINE void LL_SPI_DisableIT_ERR(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1141 {
AnnaBridge 145:64910690c574 1142 CLEAR_BIT(SPIx->CR2, SPI_CR2_ERRIE);
AnnaBridge 145:64910690c574 1143 }
AnnaBridge 145:64910690c574 1144
AnnaBridge 145:64910690c574 1145 /**
AnnaBridge 145:64910690c574 1146 * @brief Disable Rx buffer not empty interrupt
AnnaBridge 145:64910690c574 1147 * @rmtoll CR2 RXNEIE LL_SPI_DisableIT_RXNE
AnnaBridge 145:64910690c574 1148 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1149 * @retval None
AnnaBridge 145:64910690c574 1150 */
AnnaBridge 145:64910690c574 1151 __STATIC_INLINE void LL_SPI_DisableIT_RXNE(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1152 {
AnnaBridge 145:64910690c574 1153 CLEAR_BIT(SPIx->CR2, SPI_CR2_RXNEIE);
AnnaBridge 145:64910690c574 1154 }
AnnaBridge 145:64910690c574 1155
AnnaBridge 145:64910690c574 1156 /**
AnnaBridge 145:64910690c574 1157 * @brief Disable Tx buffer empty interrupt
AnnaBridge 145:64910690c574 1158 * @rmtoll CR2 TXEIE LL_SPI_DisableIT_TXE
AnnaBridge 145:64910690c574 1159 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1160 * @retval None
AnnaBridge 145:64910690c574 1161 */
AnnaBridge 145:64910690c574 1162 __STATIC_INLINE void LL_SPI_DisableIT_TXE(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1163 {
AnnaBridge 145:64910690c574 1164 CLEAR_BIT(SPIx->CR2, SPI_CR2_TXEIE);
AnnaBridge 145:64910690c574 1165 }
AnnaBridge 145:64910690c574 1166
AnnaBridge 145:64910690c574 1167 /**
AnnaBridge 145:64910690c574 1168 * @brief Check if error interrupt is enabled
AnnaBridge 145:64910690c574 1169 * @rmtoll CR2 ERRIE LL_SPI_IsEnabledIT_ERR
AnnaBridge 145:64910690c574 1170 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1171 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 1172 */
AnnaBridge 145:64910690c574 1173 __STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_ERR(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1174 {
AnnaBridge 145:64910690c574 1175 return (READ_BIT(SPIx->CR2, SPI_CR2_ERRIE) == (SPI_CR2_ERRIE));
AnnaBridge 145:64910690c574 1176 }
AnnaBridge 145:64910690c574 1177
AnnaBridge 145:64910690c574 1178 /**
AnnaBridge 145:64910690c574 1179 * @brief Check if Rx buffer not empty interrupt is enabled
AnnaBridge 145:64910690c574 1180 * @rmtoll CR2 RXNEIE LL_SPI_IsEnabledIT_RXNE
AnnaBridge 145:64910690c574 1181 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1182 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 1183 */
AnnaBridge 145:64910690c574 1184 __STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_RXNE(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1185 {
AnnaBridge 145:64910690c574 1186 return (READ_BIT(SPIx->CR2, SPI_CR2_RXNEIE) == (SPI_CR2_RXNEIE));
AnnaBridge 145:64910690c574 1187 }
AnnaBridge 145:64910690c574 1188
AnnaBridge 145:64910690c574 1189 /**
AnnaBridge 145:64910690c574 1190 * @brief Check if Tx buffer empty interrupt
AnnaBridge 145:64910690c574 1191 * @rmtoll CR2 TXEIE LL_SPI_IsEnabledIT_TXE
AnnaBridge 145:64910690c574 1192 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1193 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 1194 */
AnnaBridge 145:64910690c574 1195 __STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_TXE(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1196 {
AnnaBridge 145:64910690c574 1197 return (READ_BIT(SPIx->CR2, SPI_CR2_TXEIE) == (SPI_CR2_TXEIE));
AnnaBridge 145:64910690c574 1198 }
AnnaBridge 145:64910690c574 1199
AnnaBridge 145:64910690c574 1200 /**
AnnaBridge 145:64910690c574 1201 * @}
AnnaBridge 145:64910690c574 1202 */
AnnaBridge 145:64910690c574 1203
AnnaBridge 145:64910690c574 1204 /** @defgroup SPI_LL_EF_DMA_Management DMA Management
AnnaBridge 145:64910690c574 1205 * @{
AnnaBridge 145:64910690c574 1206 */
AnnaBridge 145:64910690c574 1207
AnnaBridge 145:64910690c574 1208 /**
AnnaBridge 145:64910690c574 1209 * @brief Enable DMA Rx
AnnaBridge 145:64910690c574 1210 * @rmtoll CR2 RXDMAEN LL_SPI_EnableDMAReq_RX
AnnaBridge 145:64910690c574 1211 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1212 * @retval None
AnnaBridge 145:64910690c574 1213 */
AnnaBridge 145:64910690c574 1214 __STATIC_INLINE void LL_SPI_EnableDMAReq_RX(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1215 {
AnnaBridge 145:64910690c574 1216 SET_BIT(SPIx->CR2, SPI_CR2_RXDMAEN);
AnnaBridge 145:64910690c574 1217 }
AnnaBridge 145:64910690c574 1218
AnnaBridge 145:64910690c574 1219 /**
AnnaBridge 145:64910690c574 1220 * @brief Disable DMA Rx
AnnaBridge 145:64910690c574 1221 * @rmtoll CR2 RXDMAEN LL_SPI_DisableDMAReq_RX
AnnaBridge 145:64910690c574 1222 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1223 * @retval None
AnnaBridge 145:64910690c574 1224 */
AnnaBridge 145:64910690c574 1225 __STATIC_INLINE void LL_SPI_DisableDMAReq_RX(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1226 {
AnnaBridge 145:64910690c574 1227 CLEAR_BIT(SPIx->CR2, SPI_CR2_RXDMAEN);
AnnaBridge 145:64910690c574 1228 }
AnnaBridge 145:64910690c574 1229
AnnaBridge 145:64910690c574 1230 /**
AnnaBridge 145:64910690c574 1231 * @brief Check if DMA Rx is enabled
AnnaBridge 145:64910690c574 1232 * @rmtoll CR2 RXDMAEN LL_SPI_IsEnabledDMAReq_RX
AnnaBridge 145:64910690c574 1233 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1234 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 1235 */
AnnaBridge 145:64910690c574 1236 __STATIC_INLINE uint32_t LL_SPI_IsEnabledDMAReq_RX(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1237 {
AnnaBridge 145:64910690c574 1238 return (READ_BIT(SPIx->CR2, SPI_CR2_RXDMAEN) == (SPI_CR2_RXDMAEN));
AnnaBridge 145:64910690c574 1239 }
AnnaBridge 145:64910690c574 1240
AnnaBridge 145:64910690c574 1241 /**
AnnaBridge 145:64910690c574 1242 * @brief Enable DMA Tx
AnnaBridge 145:64910690c574 1243 * @rmtoll CR2 TXDMAEN LL_SPI_EnableDMAReq_TX
AnnaBridge 145:64910690c574 1244 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1245 * @retval None
AnnaBridge 145:64910690c574 1246 */
AnnaBridge 145:64910690c574 1247 __STATIC_INLINE void LL_SPI_EnableDMAReq_TX(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1248 {
AnnaBridge 145:64910690c574 1249 SET_BIT(SPIx->CR2, SPI_CR2_TXDMAEN);
AnnaBridge 145:64910690c574 1250 }
AnnaBridge 145:64910690c574 1251
AnnaBridge 145:64910690c574 1252 /**
AnnaBridge 145:64910690c574 1253 * @brief Disable DMA Tx
AnnaBridge 145:64910690c574 1254 * @rmtoll CR2 TXDMAEN LL_SPI_DisableDMAReq_TX
AnnaBridge 145:64910690c574 1255 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1256 * @retval None
AnnaBridge 145:64910690c574 1257 */
AnnaBridge 145:64910690c574 1258 __STATIC_INLINE void LL_SPI_DisableDMAReq_TX(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1259 {
AnnaBridge 145:64910690c574 1260 CLEAR_BIT(SPIx->CR2, SPI_CR2_TXDMAEN);
AnnaBridge 145:64910690c574 1261 }
AnnaBridge 145:64910690c574 1262
AnnaBridge 145:64910690c574 1263 /**
AnnaBridge 145:64910690c574 1264 * @brief Check if DMA Tx is enabled
AnnaBridge 145:64910690c574 1265 * @rmtoll CR2 TXDMAEN LL_SPI_IsEnabledDMAReq_TX
AnnaBridge 145:64910690c574 1266 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1267 * @retval State of bit (1 or 0).
AnnaBridge 145:64910690c574 1268 */
AnnaBridge 145:64910690c574 1269 __STATIC_INLINE uint32_t LL_SPI_IsEnabledDMAReq_TX(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1270 {
AnnaBridge 145:64910690c574 1271 return (READ_BIT(SPIx->CR2, SPI_CR2_TXDMAEN) == (SPI_CR2_TXDMAEN));
AnnaBridge 145:64910690c574 1272 }
AnnaBridge 145:64910690c574 1273
AnnaBridge 145:64910690c574 1274 /**
AnnaBridge 145:64910690c574 1275 * @brief Set parity of Last DMA reception
AnnaBridge 145:64910690c574 1276 * @rmtoll CR2 LDMARX LL_SPI_SetDMAParity_RX
AnnaBridge 145:64910690c574 1277 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1278 * @param Parity This parameter can be one of the following values:
AnnaBridge 145:64910690c574 1279 * @arg @ref LL_SPI_DMA_PARITY_ODD
AnnaBridge 145:64910690c574 1280 * @arg @ref LL_SPI_DMA_PARITY_EVEN
AnnaBridge 145:64910690c574 1281 * @retval None
AnnaBridge 145:64910690c574 1282 */
AnnaBridge 145:64910690c574 1283 __STATIC_INLINE void LL_SPI_SetDMAParity_RX(SPI_TypeDef *SPIx, uint32_t Parity)
AnnaBridge 145:64910690c574 1284 {
AnnaBridge 145:64910690c574 1285 MODIFY_REG(SPIx->CR2, SPI_CR2_LDMARX, (Parity << SPI_CR2_LDMARX_Pos));
AnnaBridge 145:64910690c574 1286 }
AnnaBridge 145:64910690c574 1287
AnnaBridge 145:64910690c574 1288 /**
AnnaBridge 145:64910690c574 1289 * @brief Get parity configuration for Last DMA reception
AnnaBridge 145:64910690c574 1290 * @rmtoll CR2 LDMARX LL_SPI_GetDMAParity_RX
AnnaBridge 145:64910690c574 1291 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1292 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 1293 * @arg @ref LL_SPI_DMA_PARITY_ODD
AnnaBridge 145:64910690c574 1294 * @arg @ref LL_SPI_DMA_PARITY_EVEN
AnnaBridge 145:64910690c574 1295 */
AnnaBridge 145:64910690c574 1296 __STATIC_INLINE uint32_t LL_SPI_GetDMAParity_RX(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1297 {
AnnaBridge 145:64910690c574 1298 return (uint32_t)(READ_BIT(SPIx->CR2, SPI_CR2_LDMARX) >> SPI_CR2_LDMARX_Pos);
AnnaBridge 145:64910690c574 1299 }
AnnaBridge 145:64910690c574 1300
AnnaBridge 145:64910690c574 1301 /**
AnnaBridge 145:64910690c574 1302 * @brief Set parity of Last DMA transmission
AnnaBridge 145:64910690c574 1303 * @rmtoll CR2 LDMATX LL_SPI_SetDMAParity_TX
AnnaBridge 145:64910690c574 1304 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1305 * @param Parity This parameter can be one of the following values:
AnnaBridge 145:64910690c574 1306 * @arg @ref LL_SPI_DMA_PARITY_ODD
AnnaBridge 145:64910690c574 1307 * @arg @ref LL_SPI_DMA_PARITY_EVEN
AnnaBridge 145:64910690c574 1308 * @retval None
AnnaBridge 145:64910690c574 1309 */
AnnaBridge 145:64910690c574 1310 __STATIC_INLINE void LL_SPI_SetDMAParity_TX(SPI_TypeDef *SPIx, uint32_t Parity)
AnnaBridge 145:64910690c574 1311 {
AnnaBridge 145:64910690c574 1312 MODIFY_REG(SPIx->CR2, SPI_CR2_LDMATX, (Parity << SPI_CR2_LDMATX_Pos));
AnnaBridge 145:64910690c574 1313 }
AnnaBridge 145:64910690c574 1314
AnnaBridge 145:64910690c574 1315 /**
AnnaBridge 145:64910690c574 1316 * @brief Get parity configuration for Last DMA transmission
AnnaBridge 145:64910690c574 1317 * @rmtoll CR2 LDMATX LL_SPI_GetDMAParity_TX
AnnaBridge 145:64910690c574 1318 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1319 * @retval Returned value can be one of the following values:
AnnaBridge 145:64910690c574 1320 * @arg @ref LL_SPI_DMA_PARITY_ODD
AnnaBridge 145:64910690c574 1321 * @arg @ref LL_SPI_DMA_PARITY_EVEN
AnnaBridge 145:64910690c574 1322 */
AnnaBridge 145:64910690c574 1323 __STATIC_INLINE uint32_t LL_SPI_GetDMAParity_TX(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1324 {
AnnaBridge 145:64910690c574 1325 return (uint32_t)(READ_BIT(SPIx->CR2, SPI_CR2_LDMATX) >> SPI_CR2_LDMATX_Pos);
AnnaBridge 145:64910690c574 1326 }
AnnaBridge 145:64910690c574 1327
AnnaBridge 145:64910690c574 1328 /**
AnnaBridge 145:64910690c574 1329 * @brief Get the data register address used for DMA transfer
AnnaBridge 145:64910690c574 1330 * @rmtoll DR DR LL_SPI_DMA_GetRegAddr
AnnaBridge 145:64910690c574 1331 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1332 * @retval Address of data register
AnnaBridge 145:64910690c574 1333 */
AnnaBridge 145:64910690c574 1334 __STATIC_INLINE uint32_t LL_SPI_DMA_GetRegAddr(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1335 {
AnnaBridge 145:64910690c574 1336 return (uint32_t) & (SPIx->DR);
AnnaBridge 145:64910690c574 1337 }
AnnaBridge 145:64910690c574 1338
AnnaBridge 145:64910690c574 1339 /**
AnnaBridge 145:64910690c574 1340 * @}
AnnaBridge 145:64910690c574 1341 */
AnnaBridge 145:64910690c574 1342
AnnaBridge 145:64910690c574 1343 /** @defgroup SPI_LL_EF_DATA_Management DATA Management
AnnaBridge 145:64910690c574 1344 * @{
AnnaBridge 145:64910690c574 1345 */
AnnaBridge 145:64910690c574 1346
AnnaBridge 145:64910690c574 1347 /**
AnnaBridge 145:64910690c574 1348 * @brief Read 8-Bits in the data register
AnnaBridge 145:64910690c574 1349 * @rmtoll DR DR LL_SPI_ReceiveData8
AnnaBridge 145:64910690c574 1350 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1351 * @retval RxData Value between Min_Data=0x00 and Max_Data=0xFF
AnnaBridge 145:64910690c574 1352 */
AnnaBridge 145:64910690c574 1353 __STATIC_INLINE uint8_t LL_SPI_ReceiveData8(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1354 {
AnnaBridge 145:64910690c574 1355 return (uint8_t)(READ_REG(SPIx->DR));
AnnaBridge 145:64910690c574 1356 }
AnnaBridge 145:64910690c574 1357
AnnaBridge 145:64910690c574 1358 /**
AnnaBridge 145:64910690c574 1359 * @brief Read 16-Bits in the data register
AnnaBridge 145:64910690c574 1360 * @rmtoll DR DR LL_SPI_ReceiveData16
AnnaBridge 145:64910690c574 1361 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1362 * @retval RxData Value between Min_Data=0x00 and Max_Data=0xFFFF
AnnaBridge 145:64910690c574 1363 */
AnnaBridge 145:64910690c574 1364 __STATIC_INLINE uint16_t LL_SPI_ReceiveData16(SPI_TypeDef *SPIx)
AnnaBridge 145:64910690c574 1365 {
AnnaBridge 145:64910690c574 1366 return (uint16_t)(READ_REG(SPIx->DR));
AnnaBridge 145:64910690c574 1367 }
AnnaBridge 145:64910690c574 1368
AnnaBridge 145:64910690c574 1369 /**
AnnaBridge 145:64910690c574 1370 * @brief Write 8-Bits in the data register
AnnaBridge 145:64910690c574 1371 * @rmtoll DR DR LL_SPI_TransmitData8
AnnaBridge 145:64910690c574 1372 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1373 * @param TxData Value between Min_Data=0x00 and Max_Data=0xFF
AnnaBridge 145:64910690c574 1374 * @retval None
AnnaBridge 145:64910690c574 1375 */
AnnaBridge 145:64910690c574 1376 __STATIC_INLINE void LL_SPI_TransmitData8(SPI_TypeDef *SPIx, uint8_t TxData)
AnnaBridge 145:64910690c574 1377 {
AnnaBridge 145:64910690c574 1378 *((__IO uint8_t *)&SPIx->DR) = TxData;
AnnaBridge 145:64910690c574 1379 }
AnnaBridge 145:64910690c574 1380
AnnaBridge 145:64910690c574 1381 /**
AnnaBridge 145:64910690c574 1382 * @brief Write 16-Bits in the data register
AnnaBridge 145:64910690c574 1383 * @rmtoll DR DR LL_SPI_TransmitData16
AnnaBridge 145:64910690c574 1384 * @param SPIx SPI Instance
AnnaBridge 145:64910690c574 1385 * @param TxData Value between Min_Data=0x00 and Max_Data=0xFFFF
AnnaBridge 145:64910690c574 1386 * @retval None
AnnaBridge 145:64910690c574 1387 */
AnnaBridge 145:64910690c574 1388 __STATIC_INLINE void LL_SPI_TransmitData16(SPI_TypeDef *SPIx, uint16_t TxData)
AnnaBridge 145:64910690c574 1389 {
AnnaBridge 145:64910690c574 1390 *((__IO uint16_t *)&SPIx->DR) = TxData;
AnnaBridge 145:64910690c574 1391 }
AnnaBridge 145:64910690c574 1392
AnnaBridge 145:64910690c574 1393 /**
AnnaBridge 145:64910690c574 1394 * @}
AnnaBridge 145:64910690c574 1395 */
AnnaBridge 145:64910690c574 1396 #if defined(USE_FULL_LL_DRIVER)
AnnaBridge 145:64910690c574 1397 /** @defgroup SPI_LL_EF_Init Initialization and de-initialization functions
AnnaBridge 145:64910690c574 1398 * @{
AnnaBridge 145:64910690c574 1399 */
AnnaBridge 145:64910690c574 1400
AnnaBridge 145:64910690c574 1401 ErrorStatus LL_SPI_DeInit(SPI_TypeDef *SPIx);
AnnaBridge 145:64910690c574 1402 ErrorStatus LL_SPI_Init(SPI_TypeDef *SPIx, LL_SPI_InitTypeDef *SPI_InitStruct);
AnnaBridge 145:64910690c574 1403 void LL_SPI_StructInit(LL_SPI_InitTypeDef *SPI_InitStruct);
AnnaBridge 145:64910690c574 1404
AnnaBridge 145:64910690c574 1405 /**
AnnaBridge 145:64910690c574 1406 * @}
AnnaBridge 145:64910690c574 1407 */
AnnaBridge 145:64910690c574 1408 #endif /* USE_FULL_LL_DRIVER */
AnnaBridge 145:64910690c574 1409 /**
AnnaBridge 145:64910690c574 1410 * @}
AnnaBridge 145:64910690c574 1411 */
AnnaBridge 145:64910690c574 1412
AnnaBridge 145:64910690c574 1413 /**
AnnaBridge 145:64910690c574 1414 * @}
AnnaBridge 145:64910690c574 1415 */
AnnaBridge 145:64910690c574 1416
AnnaBridge 145:64910690c574 1417 #endif /* defined (SPI1) || defined (SPI2) || defined (SPI3) */
AnnaBridge 145:64910690c574 1418
AnnaBridge 145:64910690c574 1419 /**
AnnaBridge 145:64910690c574 1420 * @}
AnnaBridge 145:64910690c574 1421 */
AnnaBridge 145:64910690c574 1422
AnnaBridge 145:64910690c574 1423 #ifdef __cplusplus
AnnaBridge 145:64910690c574 1424 }
AnnaBridge 145:64910690c574 1425 #endif
AnnaBridge 145:64910690c574 1426
AnnaBridge 145:64910690c574 1427 #endif /* __STM32L4xx_LL_SPI_H */
AnnaBridge 145:64910690c574 1428
AnnaBridge 145:64910690c574 1429 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/