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targets/TARGET_STM/TARGET_STM32F4/device/stm32f4xx_ll_spi.h@0:13413ea9a877, 2022-06-12 (annotated)
- Committer:
- ganlikun
- Date:
- Sun Jun 12 14:02:44 2022 +0000
- Revision:
- 0:13413ea9a877
00
Who changed what in which revision?
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ganlikun | 0:13413ea9a877 | 1 | /** |
ganlikun | 0:13413ea9a877 | 2 | ****************************************************************************** |
ganlikun | 0:13413ea9a877 | 3 | * @file stm32f4xx_ll_spi.h |
ganlikun | 0:13413ea9a877 | 4 | * @author MCD Application Team |
ganlikun | 0:13413ea9a877 | 5 | * @version V1.7.1 |
ganlikun | 0:13413ea9a877 | 6 | * @date 14-April-2017 |
ganlikun | 0:13413ea9a877 | 7 | * @brief Header file of SPI LL module. |
ganlikun | 0:13413ea9a877 | 8 | ****************************************************************************** |
ganlikun | 0:13413ea9a877 | 9 | * @attention |
ganlikun | 0:13413ea9a877 | 10 | * |
ganlikun | 0:13413ea9a877 | 11 | * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> |
ganlikun | 0:13413ea9a877 | 12 | * |
ganlikun | 0:13413ea9a877 | 13 | * Redistribution and use in source and binary forms, with or without modification, |
ganlikun | 0:13413ea9a877 | 14 | * are permitted provided that the following conditions are met: |
ganlikun | 0:13413ea9a877 | 15 | * 1. Redistributions of source code must retain the above copyright notice, |
ganlikun | 0:13413ea9a877 | 16 | * this list of conditions and the following disclaimer. |
ganlikun | 0:13413ea9a877 | 17 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
ganlikun | 0:13413ea9a877 | 18 | * this list of conditions and the following disclaimer in the documentation |
ganlikun | 0:13413ea9a877 | 19 | * and/or other materials provided with the distribution. |
ganlikun | 0:13413ea9a877 | 20 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
ganlikun | 0:13413ea9a877 | 21 | * may be used to endorse or promote products derived from this software |
ganlikun | 0:13413ea9a877 | 22 | * without specific prior written permission. |
ganlikun | 0:13413ea9a877 | 23 | * |
ganlikun | 0:13413ea9a877 | 24 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
ganlikun | 0:13413ea9a877 | 25 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
ganlikun | 0:13413ea9a877 | 26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
ganlikun | 0:13413ea9a877 | 27 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
ganlikun | 0:13413ea9a877 | 28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
ganlikun | 0:13413ea9a877 | 29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
ganlikun | 0:13413ea9a877 | 30 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
ganlikun | 0:13413ea9a877 | 31 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
ganlikun | 0:13413ea9a877 | 32 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
ganlikun | 0:13413ea9a877 | 33 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
ganlikun | 0:13413ea9a877 | 34 | * |
ganlikun | 0:13413ea9a877 | 35 | ****************************************************************************** |
ganlikun | 0:13413ea9a877 | 36 | */ |
ganlikun | 0:13413ea9a877 | 37 | |
ganlikun | 0:13413ea9a877 | 38 | /* Define to prevent recursive inclusion -------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 39 | #ifndef __STM32F4xx_LL_SPI_H |
ganlikun | 0:13413ea9a877 | 40 | #define __STM32F4xx_LL_SPI_H |
ganlikun | 0:13413ea9a877 | 41 | |
ganlikun | 0:13413ea9a877 | 42 | #ifdef __cplusplus |
ganlikun | 0:13413ea9a877 | 43 | extern "C" { |
ganlikun | 0:13413ea9a877 | 44 | #endif |
ganlikun | 0:13413ea9a877 | 45 | |
ganlikun | 0:13413ea9a877 | 46 | /* Includes ------------------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 47 | #include "stm32f4xx.h" |
ganlikun | 0:13413ea9a877 | 48 | |
ganlikun | 0:13413ea9a877 | 49 | /** @addtogroup STM32F4xx_LL_Driver |
ganlikun | 0:13413ea9a877 | 50 | * @{ |
ganlikun | 0:13413ea9a877 | 51 | */ |
ganlikun | 0:13413ea9a877 | 52 | |
ganlikun | 0:13413ea9a877 | 53 | #if defined (SPI1) || defined (SPI2) || defined (SPI3) || defined (SPI4) || defined (SPI5) || defined(SPI6) |
ganlikun | 0:13413ea9a877 | 54 | |
ganlikun | 0:13413ea9a877 | 55 | /** @defgroup SPI_LL SPI |
ganlikun | 0:13413ea9a877 | 56 | * @{ |
ganlikun | 0:13413ea9a877 | 57 | */ |
ganlikun | 0:13413ea9a877 | 58 | |
ganlikun | 0:13413ea9a877 | 59 | /* Private types -------------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 60 | /* Private variables ---------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 61 | /* Private macros ------------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 62 | |
ganlikun | 0:13413ea9a877 | 63 | /* Exported types ------------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 64 | #if defined(USE_FULL_LL_DRIVER) |
ganlikun | 0:13413ea9a877 | 65 | /** @defgroup SPI_LL_ES_INIT SPI Exported Init structure |
ganlikun | 0:13413ea9a877 | 66 | * @{ |
ganlikun | 0:13413ea9a877 | 67 | */ |
ganlikun | 0:13413ea9a877 | 68 | |
ganlikun | 0:13413ea9a877 | 69 | /** |
ganlikun | 0:13413ea9a877 | 70 | * @brief SPI Init structures definition |
ganlikun | 0:13413ea9a877 | 71 | */ |
ganlikun | 0:13413ea9a877 | 72 | typedef struct |
ganlikun | 0:13413ea9a877 | 73 | { |
ganlikun | 0:13413ea9a877 | 74 | uint32_t TransferDirection; /*!< Specifies the SPI unidirectional or bidirectional data mode. |
ganlikun | 0:13413ea9a877 | 75 | This parameter can be a value of @ref SPI_LL_EC_TRANSFER_MODE. |
ganlikun | 0:13413ea9a877 | 76 | |
ganlikun | 0:13413ea9a877 | 77 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetTransferDirection().*/ |
ganlikun | 0:13413ea9a877 | 78 | |
ganlikun | 0:13413ea9a877 | 79 | uint32_t Mode; /*!< Specifies the SPI mode (Master/Slave). |
ganlikun | 0:13413ea9a877 | 80 | This parameter can be a value of @ref SPI_LL_EC_MODE. |
ganlikun | 0:13413ea9a877 | 81 | |
ganlikun | 0:13413ea9a877 | 82 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetMode().*/ |
ganlikun | 0:13413ea9a877 | 83 | |
ganlikun | 0:13413ea9a877 | 84 | uint32_t DataWidth; /*!< Specifies the SPI data width. |
ganlikun | 0:13413ea9a877 | 85 | This parameter can be a value of @ref SPI_LL_EC_DATAWIDTH. |
ganlikun | 0:13413ea9a877 | 86 | |
ganlikun | 0:13413ea9a877 | 87 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetDataWidth().*/ |
ganlikun | 0:13413ea9a877 | 88 | |
ganlikun | 0:13413ea9a877 | 89 | uint32_t ClockPolarity; /*!< Specifies the serial clock steady state. |
ganlikun | 0:13413ea9a877 | 90 | This parameter can be a value of @ref SPI_LL_EC_POLARITY. |
ganlikun | 0:13413ea9a877 | 91 | |
ganlikun | 0:13413ea9a877 | 92 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetClockPolarity().*/ |
ganlikun | 0:13413ea9a877 | 93 | |
ganlikun | 0:13413ea9a877 | 94 | uint32_t ClockPhase; /*!< Specifies the clock active edge for the bit capture. |
ganlikun | 0:13413ea9a877 | 95 | This parameter can be a value of @ref SPI_LL_EC_PHASE. |
ganlikun | 0:13413ea9a877 | 96 | |
ganlikun | 0:13413ea9a877 | 97 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetClockPhase().*/ |
ganlikun | 0:13413ea9a877 | 98 | |
ganlikun | 0:13413ea9a877 | 99 | uint32_t NSS; /*!< Specifies whether the NSS signal is managed by hardware (NSS pin) or by software using the SSI bit. |
ganlikun | 0:13413ea9a877 | 100 | This parameter can be a value of @ref SPI_LL_EC_NSS_MODE. |
ganlikun | 0:13413ea9a877 | 101 | |
ganlikun | 0:13413ea9a877 | 102 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetNSSMode().*/ |
ganlikun | 0:13413ea9a877 | 103 | |
ganlikun | 0:13413ea9a877 | 104 | uint32_t BaudRate; /*!< Specifies the BaudRate prescaler value which will be used to configure the transmit and receive SCK clock. |
ganlikun | 0:13413ea9a877 | 105 | This parameter can be a value of @ref SPI_LL_EC_BAUDRATEPRESCALER. |
ganlikun | 0:13413ea9a877 | 106 | @note The communication clock is derived from the master clock. The slave clock does not need to be set. |
ganlikun | 0:13413ea9a877 | 107 | |
ganlikun | 0:13413ea9a877 | 108 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetBaudRatePrescaler().*/ |
ganlikun | 0:13413ea9a877 | 109 | |
ganlikun | 0:13413ea9a877 | 110 | uint32_t BitOrder; /*!< Specifies whether data transfers start from MSB or LSB bit. |
ganlikun | 0:13413ea9a877 | 111 | This parameter can be a value of @ref SPI_LL_EC_BIT_ORDER. |
ganlikun | 0:13413ea9a877 | 112 | |
ganlikun | 0:13413ea9a877 | 113 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetTransferBitOrder().*/ |
ganlikun | 0:13413ea9a877 | 114 | |
ganlikun | 0:13413ea9a877 | 115 | uint32_t CRCCalculation; /*!< Specifies if the CRC calculation is enabled or not. |
ganlikun | 0:13413ea9a877 | 116 | This parameter can be a value of @ref SPI_LL_EC_CRC_CALCULATION. |
ganlikun | 0:13413ea9a877 | 117 | |
ganlikun | 0:13413ea9a877 | 118 | This feature can be modified afterwards using unitary functions @ref LL_SPI_EnableCRC() and @ref LL_SPI_DisableCRC().*/ |
ganlikun | 0:13413ea9a877 | 119 | |
ganlikun | 0:13413ea9a877 | 120 | uint32_t CRCPoly; /*!< Specifies the polynomial used for the CRC calculation. |
ganlikun | 0:13413ea9a877 | 121 | This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFFFF. |
ganlikun | 0:13413ea9a877 | 122 | |
ganlikun | 0:13413ea9a877 | 123 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetCRCPolynomial().*/ |
ganlikun | 0:13413ea9a877 | 124 | |
ganlikun | 0:13413ea9a877 | 125 | } LL_SPI_InitTypeDef; |
ganlikun | 0:13413ea9a877 | 126 | |
ganlikun | 0:13413ea9a877 | 127 | /** |
ganlikun | 0:13413ea9a877 | 128 | * @} |
ganlikun | 0:13413ea9a877 | 129 | */ |
ganlikun | 0:13413ea9a877 | 130 | #endif /* USE_FULL_LL_DRIVER */ |
ganlikun | 0:13413ea9a877 | 131 | |
ganlikun | 0:13413ea9a877 | 132 | /* Exported constants --------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 133 | /** @defgroup SPI_LL_Exported_Constants SPI Exported Constants |
ganlikun | 0:13413ea9a877 | 134 | * @{ |
ganlikun | 0:13413ea9a877 | 135 | */ |
ganlikun | 0:13413ea9a877 | 136 | |
ganlikun | 0:13413ea9a877 | 137 | /** @defgroup SPI_LL_EC_GET_FLAG Get Flags Defines |
ganlikun | 0:13413ea9a877 | 138 | * @brief Flags defines which can be used with LL_SPI_ReadReg function |
ganlikun | 0:13413ea9a877 | 139 | * @{ |
ganlikun | 0:13413ea9a877 | 140 | */ |
ganlikun | 0:13413ea9a877 | 141 | #define LL_SPI_SR_RXNE SPI_SR_RXNE /*!< Rx buffer not empty flag */ |
ganlikun | 0:13413ea9a877 | 142 | #define LL_SPI_SR_TXE SPI_SR_TXE /*!< Tx buffer empty flag */ |
ganlikun | 0:13413ea9a877 | 143 | #define LL_SPI_SR_BSY SPI_SR_BSY /*!< Busy flag */ |
ganlikun | 0:13413ea9a877 | 144 | #define LL_SPI_SR_CRCERR SPI_SR_CRCERR /*!< CRC error flag */ |
ganlikun | 0:13413ea9a877 | 145 | #define LL_SPI_SR_MODF SPI_SR_MODF /*!< Mode fault flag */ |
ganlikun | 0:13413ea9a877 | 146 | #define LL_SPI_SR_OVR SPI_SR_OVR /*!< Overrun flag */ |
ganlikun | 0:13413ea9a877 | 147 | #define LL_SPI_SR_FRE SPI_SR_FRE /*!< TI mode frame format error flag */ |
ganlikun | 0:13413ea9a877 | 148 | /** |
ganlikun | 0:13413ea9a877 | 149 | * @} |
ganlikun | 0:13413ea9a877 | 150 | */ |
ganlikun | 0:13413ea9a877 | 151 | |
ganlikun | 0:13413ea9a877 | 152 | /** @defgroup SPI_LL_EC_IT IT Defines |
ganlikun | 0:13413ea9a877 | 153 | * @brief IT defines which can be used with LL_SPI_ReadReg and LL_SPI_WriteReg functions |
ganlikun | 0:13413ea9a877 | 154 | * @{ |
ganlikun | 0:13413ea9a877 | 155 | */ |
ganlikun | 0:13413ea9a877 | 156 | #define LL_SPI_CR2_RXNEIE SPI_CR2_RXNEIE /*!< Rx buffer not empty interrupt enable */ |
ganlikun | 0:13413ea9a877 | 157 | #define LL_SPI_CR2_TXEIE SPI_CR2_TXEIE /*!< Tx buffer empty interrupt enable */ |
ganlikun | 0:13413ea9a877 | 158 | #define LL_SPI_CR2_ERRIE SPI_CR2_ERRIE /*!< Error interrupt enable */ |
ganlikun | 0:13413ea9a877 | 159 | /** |
ganlikun | 0:13413ea9a877 | 160 | * @} |
ganlikun | 0:13413ea9a877 | 161 | */ |
ganlikun | 0:13413ea9a877 | 162 | |
ganlikun | 0:13413ea9a877 | 163 | /** @defgroup SPI_LL_EC_MODE Operation Mode |
ganlikun | 0:13413ea9a877 | 164 | * @{ |
ganlikun | 0:13413ea9a877 | 165 | */ |
ganlikun | 0:13413ea9a877 | 166 | #define LL_SPI_MODE_MASTER (SPI_CR1_MSTR | SPI_CR1_SSI) /*!< Master configuration */ |
ganlikun | 0:13413ea9a877 | 167 | #define LL_SPI_MODE_SLAVE 0x00000000U /*!< Slave configuration */ |
ganlikun | 0:13413ea9a877 | 168 | /** |
ganlikun | 0:13413ea9a877 | 169 | * @} |
ganlikun | 0:13413ea9a877 | 170 | */ |
ganlikun | 0:13413ea9a877 | 171 | |
ganlikun | 0:13413ea9a877 | 172 | /** @defgroup SPI_LL_EC_PROTOCOL Serial Protocol |
ganlikun | 0:13413ea9a877 | 173 | * @{ |
ganlikun | 0:13413ea9a877 | 174 | */ |
ganlikun | 0:13413ea9a877 | 175 | #define LL_SPI_PROTOCOL_MOTOROLA 0x00000000U /*!< Motorola mode. Used as default value */ |
ganlikun | 0:13413ea9a877 | 176 | #define LL_SPI_PROTOCOL_TI (SPI_CR2_FRF) /*!< TI mode */ |
ganlikun | 0:13413ea9a877 | 177 | /** |
ganlikun | 0:13413ea9a877 | 178 | * @} |
ganlikun | 0:13413ea9a877 | 179 | */ |
ganlikun | 0:13413ea9a877 | 180 | |
ganlikun | 0:13413ea9a877 | 181 | /** @defgroup SPI_LL_EC_PHASE Clock Phase |
ganlikun | 0:13413ea9a877 | 182 | * @{ |
ganlikun | 0:13413ea9a877 | 183 | */ |
ganlikun | 0:13413ea9a877 | 184 | #define LL_SPI_PHASE_1EDGE 0x00000000U /*!< First clock transition is the first data capture edge */ |
ganlikun | 0:13413ea9a877 | 185 | #define LL_SPI_PHASE_2EDGE (SPI_CR1_CPHA) /*!< Second clock transition is the first data capture edge */ |
ganlikun | 0:13413ea9a877 | 186 | /** |
ganlikun | 0:13413ea9a877 | 187 | * @} |
ganlikun | 0:13413ea9a877 | 188 | */ |
ganlikun | 0:13413ea9a877 | 189 | |
ganlikun | 0:13413ea9a877 | 190 | /** @defgroup SPI_LL_EC_POLARITY Clock Polarity |
ganlikun | 0:13413ea9a877 | 191 | * @{ |
ganlikun | 0:13413ea9a877 | 192 | */ |
ganlikun | 0:13413ea9a877 | 193 | #define LL_SPI_POLARITY_LOW 0x00000000U /*!< Clock to 0 when idle */ |
ganlikun | 0:13413ea9a877 | 194 | #define LL_SPI_POLARITY_HIGH (SPI_CR1_CPOL) /*!< Clock to 1 when idle */ |
ganlikun | 0:13413ea9a877 | 195 | /** |
ganlikun | 0:13413ea9a877 | 196 | * @} |
ganlikun | 0:13413ea9a877 | 197 | */ |
ganlikun | 0:13413ea9a877 | 198 | |
ganlikun | 0:13413ea9a877 | 199 | /** @defgroup SPI_LL_EC_BAUDRATEPRESCALER Baud Rate Prescaler |
ganlikun | 0:13413ea9a877 | 200 | * @{ |
ganlikun | 0:13413ea9a877 | 201 | */ |
ganlikun | 0:13413ea9a877 | 202 | #define LL_SPI_BAUDRATEPRESCALER_DIV2 0x00000000U /*!< BaudRate control equal to fPCLK/2 */ |
ganlikun | 0:13413ea9a877 | 203 | #define LL_SPI_BAUDRATEPRESCALER_DIV4 (SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/4 */ |
ganlikun | 0:13413ea9a877 | 204 | #define LL_SPI_BAUDRATEPRESCALER_DIV8 (SPI_CR1_BR_1) /*!< BaudRate control equal to fPCLK/8 */ |
ganlikun | 0:13413ea9a877 | 205 | #define LL_SPI_BAUDRATEPRESCALER_DIV16 (SPI_CR1_BR_1 | SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/16 */ |
ganlikun | 0:13413ea9a877 | 206 | #define LL_SPI_BAUDRATEPRESCALER_DIV32 (SPI_CR1_BR_2) /*!< BaudRate control equal to fPCLK/32 */ |
ganlikun | 0:13413ea9a877 | 207 | #define LL_SPI_BAUDRATEPRESCALER_DIV64 (SPI_CR1_BR_2 | SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/64 */ |
ganlikun | 0:13413ea9a877 | 208 | #define LL_SPI_BAUDRATEPRESCALER_DIV128 (SPI_CR1_BR_2 | SPI_CR1_BR_1) /*!< BaudRate control equal to fPCLK/128 */ |
ganlikun | 0:13413ea9a877 | 209 | #define LL_SPI_BAUDRATEPRESCALER_DIV256 (SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/256 */ |
ganlikun | 0:13413ea9a877 | 210 | /** |
ganlikun | 0:13413ea9a877 | 211 | * @} |
ganlikun | 0:13413ea9a877 | 212 | */ |
ganlikun | 0:13413ea9a877 | 213 | |
ganlikun | 0:13413ea9a877 | 214 | /** @defgroup SPI_LL_EC_BIT_ORDER Transmission Bit Order |
ganlikun | 0:13413ea9a877 | 215 | * @{ |
ganlikun | 0:13413ea9a877 | 216 | */ |
ganlikun | 0:13413ea9a877 | 217 | #define LL_SPI_LSB_FIRST (SPI_CR1_LSBFIRST) /*!< Data is transmitted/received with the LSB first */ |
ganlikun | 0:13413ea9a877 | 218 | #define LL_SPI_MSB_FIRST 0x00000000U /*!< Data is transmitted/received with the MSB first */ |
ganlikun | 0:13413ea9a877 | 219 | /** |
ganlikun | 0:13413ea9a877 | 220 | * @} |
ganlikun | 0:13413ea9a877 | 221 | */ |
ganlikun | 0:13413ea9a877 | 222 | |
ganlikun | 0:13413ea9a877 | 223 | /** @defgroup SPI_LL_EC_TRANSFER_MODE Transfer Mode |
ganlikun | 0:13413ea9a877 | 224 | * @{ |
ganlikun | 0:13413ea9a877 | 225 | */ |
ganlikun | 0:13413ea9a877 | 226 | #define LL_SPI_FULL_DUPLEX 0x00000000U /*!< Full-Duplex mode. Rx and Tx transfer on 2 lines */ |
ganlikun | 0:13413ea9a877 | 227 | #define LL_SPI_SIMPLEX_RX (SPI_CR1_RXONLY) /*!< Simplex Rx mode. Rx transfer only on 1 line */ |
ganlikun | 0:13413ea9a877 | 228 | #define LL_SPI_HALF_DUPLEX_RX (SPI_CR1_BIDIMODE) /*!< Half-Duplex Rx mode. Rx transfer on 1 line */ |
ganlikun | 0:13413ea9a877 | 229 | #define LL_SPI_HALF_DUPLEX_TX (SPI_CR1_BIDIMODE | SPI_CR1_BIDIOE) /*!< Half-Duplex Tx mode. Tx transfer on 1 line */ |
ganlikun | 0:13413ea9a877 | 230 | /** |
ganlikun | 0:13413ea9a877 | 231 | * @} |
ganlikun | 0:13413ea9a877 | 232 | */ |
ganlikun | 0:13413ea9a877 | 233 | |
ganlikun | 0:13413ea9a877 | 234 | /** @defgroup SPI_LL_EC_NSS_MODE Slave Select Pin Mode |
ganlikun | 0:13413ea9a877 | 235 | * @{ |
ganlikun | 0:13413ea9a877 | 236 | */ |
ganlikun | 0:13413ea9a877 | 237 | #define LL_SPI_NSS_SOFT (SPI_CR1_SSM) /*!< NSS managed internally. NSS pin not used and free */ |
ganlikun | 0:13413ea9a877 | 238 | #define LL_SPI_NSS_HARD_INPUT 0x00000000U /*!< NSS pin used in Input. Only used in Master mode */ |
ganlikun | 0:13413ea9a877 | 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 */ |
ganlikun | 0:13413ea9a877 | 240 | /** |
ganlikun | 0:13413ea9a877 | 241 | * @} |
ganlikun | 0:13413ea9a877 | 242 | */ |
ganlikun | 0:13413ea9a877 | 243 | |
ganlikun | 0:13413ea9a877 | 244 | /** @defgroup SPI_LL_EC_DATAWIDTH Datawidth |
ganlikun | 0:13413ea9a877 | 245 | * @{ |
ganlikun | 0:13413ea9a877 | 246 | */ |
ganlikun | 0:13413ea9a877 | 247 | #define LL_SPI_DATAWIDTH_8BIT 0x00000000U /*!< Data length for SPI transfer: 8 bits */ |
ganlikun | 0:13413ea9a877 | 248 | #define LL_SPI_DATAWIDTH_16BIT (SPI_CR1_DFF) /*!< Data length for SPI transfer: 16 bits */ |
ganlikun | 0:13413ea9a877 | 249 | /** |
ganlikun | 0:13413ea9a877 | 250 | * @} |
ganlikun | 0:13413ea9a877 | 251 | */ |
ganlikun | 0:13413ea9a877 | 252 | #if defined(USE_FULL_LL_DRIVER) |
ganlikun | 0:13413ea9a877 | 253 | |
ganlikun | 0:13413ea9a877 | 254 | /** @defgroup SPI_LL_EC_CRC_CALCULATION CRC Calculation |
ganlikun | 0:13413ea9a877 | 255 | * @{ |
ganlikun | 0:13413ea9a877 | 256 | */ |
ganlikun | 0:13413ea9a877 | 257 | #define LL_SPI_CRCCALCULATION_DISABLE 0x00000000U /*!< CRC calculation disabled */ |
ganlikun | 0:13413ea9a877 | 258 | #define LL_SPI_CRCCALCULATION_ENABLE (SPI_CR1_CRCEN) /*!< CRC calculation enabled */ |
ganlikun | 0:13413ea9a877 | 259 | /** |
ganlikun | 0:13413ea9a877 | 260 | * @} |
ganlikun | 0:13413ea9a877 | 261 | */ |
ganlikun | 0:13413ea9a877 | 262 | #endif /* USE_FULL_LL_DRIVER */ |
ganlikun | 0:13413ea9a877 | 263 | |
ganlikun | 0:13413ea9a877 | 264 | /** |
ganlikun | 0:13413ea9a877 | 265 | * @} |
ganlikun | 0:13413ea9a877 | 266 | */ |
ganlikun | 0:13413ea9a877 | 267 | |
ganlikun | 0:13413ea9a877 | 268 | /* Exported macro ------------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 269 | /** @defgroup SPI_LL_Exported_Macros SPI Exported Macros |
ganlikun | 0:13413ea9a877 | 270 | * @{ |
ganlikun | 0:13413ea9a877 | 271 | */ |
ganlikun | 0:13413ea9a877 | 272 | |
ganlikun | 0:13413ea9a877 | 273 | /** @defgroup SPI_LL_EM_WRITE_READ Common Write and read registers Macros |
ganlikun | 0:13413ea9a877 | 274 | * @{ |
ganlikun | 0:13413ea9a877 | 275 | */ |
ganlikun | 0:13413ea9a877 | 276 | |
ganlikun | 0:13413ea9a877 | 277 | /** |
ganlikun | 0:13413ea9a877 | 278 | * @brief Write a value in SPI register |
ganlikun | 0:13413ea9a877 | 279 | * @param __INSTANCE__ SPI Instance |
ganlikun | 0:13413ea9a877 | 280 | * @param __REG__ Register to be written |
ganlikun | 0:13413ea9a877 | 281 | * @param __VALUE__ Value to be written in the register |
ganlikun | 0:13413ea9a877 | 282 | * @retval None |
ganlikun | 0:13413ea9a877 | 283 | */ |
ganlikun | 0:13413ea9a877 | 284 | #define LL_SPI_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) |
ganlikun | 0:13413ea9a877 | 285 | |
ganlikun | 0:13413ea9a877 | 286 | /** |
ganlikun | 0:13413ea9a877 | 287 | * @brief Read a value in SPI register |
ganlikun | 0:13413ea9a877 | 288 | * @param __INSTANCE__ SPI Instance |
ganlikun | 0:13413ea9a877 | 289 | * @param __REG__ Register to be read |
ganlikun | 0:13413ea9a877 | 290 | * @retval Register value |
ganlikun | 0:13413ea9a877 | 291 | */ |
ganlikun | 0:13413ea9a877 | 292 | #define LL_SPI_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) |
ganlikun | 0:13413ea9a877 | 293 | /** |
ganlikun | 0:13413ea9a877 | 294 | * @} |
ganlikun | 0:13413ea9a877 | 295 | */ |
ganlikun | 0:13413ea9a877 | 296 | |
ganlikun | 0:13413ea9a877 | 297 | /** |
ganlikun | 0:13413ea9a877 | 298 | * @} |
ganlikun | 0:13413ea9a877 | 299 | */ |
ganlikun | 0:13413ea9a877 | 300 | |
ganlikun | 0:13413ea9a877 | 301 | /* Exported functions --------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 302 | /** @defgroup SPI_LL_Exported_Functions SPI Exported Functions |
ganlikun | 0:13413ea9a877 | 303 | * @{ |
ganlikun | 0:13413ea9a877 | 304 | */ |
ganlikun | 0:13413ea9a877 | 305 | |
ganlikun | 0:13413ea9a877 | 306 | /** @defgroup SPI_LL_EF_Configuration Configuration |
ganlikun | 0:13413ea9a877 | 307 | * @{ |
ganlikun | 0:13413ea9a877 | 308 | */ |
ganlikun | 0:13413ea9a877 | 309 | |
ganlikun | 0:13413ea9a877 | 310 | /** |
ganlikun | 0:13413ea9a877 | 311 | * @brief Enable SPI peripheral |
ganlikun | 0:13413ea9a877 | 312 | * @rmtoll CR1 SPE LL_SPI_Enable |
ganlikun | 0:13413ea9a877 | 313 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 314 | * @retval None |
ganlikun | 0:13413ea9a877 | 315 | */ |
ganlikun | 0:13413ea9a877 | 316 | __STATIC_INLINE void LL_SPI_Enable(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 317 | { |
ganlikun | 0:13413ea9a877 | 318 | SET_BIT(SPIx->CR1, SPI_CR1_SPE); |
ganlikun | 0:13413ea9a877 | 319 | } |
ganlikun | 0:13413ea9a877 | 320 | |
ganlikun | 0:13413ea9a877 | 321 | /** |
ganlikun | 0:13413ea9a877 | 322 | * @brief Disable SPI peripheral |
ganlikun | 0:13413ea9a877 | 323 | * @note When disabling the SPI, follow the procedure described in the Reference Manual. |
ganlikun | 0:13413ea9a877 | 324 | * @rmtoll CR1 SPE LL_SPI_Disable |
ganlikun | 0:13413ea9a877 | 325 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 326 | * @retval None |
ganlikun | 0:13413ea9a877 | 327 | */ |
ganlikun | 0:13413ea9a877 | 328 | __STATIC_INLINE void LL_SPI_Disable(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 329 | { |
ganlikun | 0:13413ea9a877 | 330 | CLEAR_BIT(SPIx->CR1, SPI_CR1_SPE); |
ganlikun | 0:13413ea9a877 | 331 | } |
ganlikun | 0:13413ea9a877 | 332 | |
ganlikun | 0:13413ea9a877 | 333 | /** |
ganlikun | 0:13413ea9a877 | 334 | * @brief Check if SPI peripheral is enabled |
ganlikun | 0:13413ea9a877 | 335 | * @rmtoll CR1 SPE LL_SPI_IsEnabled |
ganlikun | 0:13413ea9a877 | 336 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 337 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 338 | */ |
ganlikun | 0:13413ea9a877 | 339 | __STATIC_INLINE uint32_t LL_SPI_IsEnabled(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 340 | { |
ganlikun | 0:13413ea9a877 | 341 | return (READ_BIT(SPIx->CR1, SPI_CR1_SPE) == (SPI_CR1_SPE)); |
ganlikun | 0:13413ea9a877 | 342 | } |
ganlikun | 0:13413ea9a877 | 343 | |
ganlikun | 0:13413ea9a877 | 344 | /** |
ganlikun | 0:13413ea9a877 | 345 | * @brief Set SPI operation mode to Master or Slave |
ganlikun | 0:13413ea9a877 | 346 | * @note This bit should not be changed when communication is ongoing. |
ganlikun | 0:13413ea9a877 | 347 | * @rmtoll CR1 MSTR LL_SPI_SetMode\n |
ganlikun | 0:13413ea9a877 | 348 | * CR1 SSI LL_SPI_SetMode |
ganlikun | 0:13413ea9a877 | 349 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 350 | * @param Mode This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 351 | * @arg @ref LL_SPI_MODE_MASTER |
ganlikun | 0:13413ea9a877 | 352 | * @arg @ref LL_SPI_MODE_SLAVE |
ganlikun | 0:13413ea9a877 | 353 | * @retval None |
ganlikun | 0:13413ea9a877 | 354 | */ |
ganlikun | 0:13413ea9a877 | 355 | __STATIC_INLINE void LL_SPI_SetMode(SPI_TypeDef *SPIx, uint32_t Mode) |
ganlikun | 0:13413ea9a877 | 356 | { |
ganlikun | 0:13413ea9a877 | 357 | MODIFY_REG(SPIx->CR1, SPI_CR1_MSTR | SPI_CR1_SSI, Mode); |
ganlikun | 0:13413ea9a877 | 358 | } |
ganlikun | 0:13413ea9a877 | 359 | |
ganlikun | 0:13413ea9a877 | 360 | /** |
ganlikun | 0:13413ea9a877 | 361 | * @brief Get SPI operation mode (Master or Slave) |
ganlikun | 0:13413ea9a877 | 362 | * @rmtoll CR1 MSTR LL_SPI_GetMode\n |
ganlikun | 0:13413ea9a877 | 363 | * CR1 SSI LL_SPI_GetMode |
ganlikun | 0:13413ea9a877 | 364 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 365 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 366 | * @arg @ref LL_SPI_MODE_MASTER |
ganlikun | 0:13413ea9a877 | 367 | * @arg @ref LL_SPI_MODE_SLAVE |
ganlikun | 0:13413ea9a877 | 368 | */ |
ganlikun | 0:13413ea9a877 | 369 | __STATIC_INLINE uint32_t LL_SPI_GetMode(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 370 | { |
ganlikun | 0:13413ea9a877 | 371 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_MSTR | SPI_CR1_SSI)); |
ganlikun | 0:13413ea9a877 | 372 | } |
ganlikun | 0:13413ea9a877 | 373 | |
ganlikun | 0:13413ea9a877 | 374 | /** |
ganlikun | 0:13413ea9a877 | 375 | * @brief Set serial protocol used |
ganlikun | 0:13413ea9a877 | 376 | * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation. |
ganlikun | 0:13413ea9a877 | 377 | * @rmtoll CR2 FRF LL_SPI_SetStandard |
ganlikun | 0:13413ea9a877 | 378 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 379 | * @param Standard This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 380 | * @arg @ref LL_SPI_PROTOCOL_MOTOROLA |
ganlikun | 0:13413ea9a877 | 381 | * @arg @ref LL_SPI_PROTOCOL_TI |
ganlikun | 0:13413ea9a877 | 382 | * @retval None |
ganlikun | 0:13413ea9a877 | 383 | */ |
ganlikun | 0:13413ea9a877 | 384 | __STATIC_INLINE void LL_SPI_SetStandard(SPI_TypeDef *SPIx, uint32_t Standard) |
ganlikun | 0:13413ea9a877 | 385 | { |
ganlikun | 0:13413ea9a877 | 386 | MODIFY_REG(SPIx->CR2, SPI_CR2_FRF, Standard); |
ganlikun | 0:13413ea9a877 | 387 | } |
ganlikun | 0:13413ea9a877 | 388 | |
ganlikun | 0:13413ea9a877 | 389 | /** |
ganlikun | 0:13413ea9a877 | 390 | * @brief Get serial protocol used |
ganlikun | 0:13413ea9a877 | 391 | * @rmtoll CR2 FRF LL_SPI_GetStandard |
ganlikun | 0:13413ea9a877 | 392 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 393 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 394 | * @arg @ref LL_SPI_PROTOCOL_MOTOROLA |
ganlikun | 0:13413ea9a877 | 395 | * @arg @ref LL_SPI_PROTOCOL_TI |
ganlikun | 0:13413ea9a877 | 396 | */ |
ganlikun | 0:13413ea9a877 | 397 | __STATIC_INLINE uint32_t LL_SPI_GetStandard(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 398 | { |
ganlikun | 0:13413ea9a877 | 399 | return (uint32_t)(READ_BIT(SPIx->CR2, SPI_CR2_FRF)); |
ganlikun | 0:13413ea9a877 | 400 | } |
ganlikun | 0:13413ea9a877 | 401 | |
ganlikun | 0:13413ea9a877 | 402 | /** |
ganlikun | 0:13413ea9a877 | 403 | * @brief Set clock phase |
ganlikun | 0:13413ea9a877 | 404 | * @note This bit should not be changed when communication is ongoing. |
ganlikun | 0:13413ea9a877 | 405 | * This bit is not used in SPI TI mode. |
ganlikun | 0:13413ea9a877 | 406 | * @rmtoll CR1 CPHA LL_SPI_SetClockPhase |
ganlikun | 0:13413ea9a877 | 407 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 408 | * @param ClockPhase This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 409 | * @arg @ref LL_SPI_PHASE_1EDGE |
ganlikun | 0:13413ea9a877 | 410 | * @arg @ref LL_SPI_PHASE_2EDGE |
ganlikun | 0:13413ea9a877 | 411 | * @retval None |
ganlikun | 0:13413ea9a877 | 412 | */ |
ganlikun | 0:13413ea9a877 | 413 | __STATIC_INLINE void LL_SPI_SetClockPhase(SPI_TypeDef *SPIx, uint32_t ClockPhase) |
ganlikun | 0:13413ea9a877 | 414 | { |
ganlikun | 0:13413ea9a877 | 415 | MODIFY_REG(SPIx->CR1, SPI_CR1_CPHA, ClockPhase); |
ganlikun | 0:13413ea9a877 | 416 | } |
ganlikun | 0:13413ea9a877 | 417 | |
ganlikun | 0:13413ea9a877 | 418 | /** |
ganlikun | 0:13413ea9a877 | 419 | * @brief Get clock phase |
ganlikun | 0:13413ea9a877 | 420 | * @rmtoll CR1 CPHA LL_SPI_GetClockPhase |
ganlikun | 0:13413ea9a877 | 421 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 422 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 423 | * @arg @ref LL_SPI_PHASE_1EDGE |
ganlikun | 0:13413ea9a877 | 424 | * @arg @ref LL_SPI_PHASE_2EDGE |
ganlikun | 0:13413ea9a877 | 425 | */ |
ganlikun | 0:13413ea9a877 | 426 | __STATIC_INLINE uint32_t LL_SPI_GetClockPhase(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 427 | { |
ganlikun | 0:13413ea9a877 | 428 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_CPHA)); |
ganlikun | 0:13413ea9a877 | 429 | } |
ganlikun | 0:13413ea9a877 | 430 | |
ganlikun | 0:13413ea9a877 | 431 | /** |
ganlikun | 0:13413ea9a877 | 432 | * @brief Set clock polarity |
ganlikun | 0:13413ea9a877 | 433 | * @note This bit should not be changed when communication is ongoing. |
ganlikun | 0:13413ea9a877 | 434 | * This bit is not used in SPI TI mode. |
ganlikun | 0:13413ea9a877 | 435 | * @rmtoll CR1 CPOL LL_SPI_SetClockPolarity |
ganlikun | 0:13413ea9a877 | 436 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 437 | * @param ClockPolarity This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 438 | * @arg @ref LL_SPI_POLARITY_LOW |
ganlikun | 0:13413ea9a877 | 439 | * @arg @ref LL_SPI_POLARITY_HIGH |
ganlikun | 0:13413ea9a877 | 440 | * @retval None |
ganlikun | 0:13413ea9a877 | 441 | */ |
ganlikun | 0:13413ea9a877 | 442 | __STATIC_INLINE void LL_SPI_SetClockPolarity(SPI_TypeDef *SPIx, uint32_t ClockPolarity) |
ganlikun | 0:13413ea9a877 | 443 | { |
ganlikun | 0:13413ea9a877 | 444 | MODIFY_REG(SPIx->CR1, SPI_CR1_CPOL, ClockPolarity); |
ganlikun | 0:13413ea9a877 | 445 | } |
ganlikun | 0:13413ea9a877 | 446 | |
ganlikun | 0:13413ea9a877 | 447 | /** |
ganlikun | 0:13413ea9a877 | 448 | * @brief Get clock polarity |
ganlikun | 0:13413ea9a877 | 449 | * @rmtoll CR1 CPOL LL_SPI_GetClockPolarity |
ganlikun | 0:13413ea9a877 | 450 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 451 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 452 | * @arg @ref LL_SPI_POLARITY_LOW |
ganlikun | 0:13413ea9a877 | 453 | * @arg @ref LL_SPI_POLARITY_HIGH |
ganlikun | 0:13413ea9a877 | 454 | */ |
ganlikun | 0:13413ea9a877 | 455 | __STATIC_INLINE uint32_t LL_SPI_GetClockPolarity(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 456 | { |
ganlikun | 0:13413ea9a877 | 457 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_CPOL)); |
ganlikun | 0:13413ea9a877 | 458 | } |
ganlikun | 0:13413ea9a877 | 459 | |
ganlikun | 0:13413ea9a877 | 460 | /** |
ganlikun | 0:13413ea9a877 | 461 | * @brief Set baud rate prescaler |
ganlikun | 0:13413ea9a877 | 462 | * @note These bits should not be changed when communication is ongoing. SPI BaudRate = fPCLK/Prescaler. |
ganlikun | 0:13413ea9a877 | 463 | * @rmtoll CR1 BR LL_SPI_SetBaudRatePrescaler |
ganlikun | 0:13413ea9a877 | 464 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 465 | * @param BaudRate This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 466 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV2 |
ganlikun | 0:13413ea9a877 | 467 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV4 |
ganlikun | 0:13413ea9a877 | 468 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV8 |
ganlikun | 0:13413ea9a877 | 469 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV16 |
ganlikun | 0:13413ea9a877 | 470 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV32 |
ganlikun | 0:13413ea9a877 | 471 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV64 |
ganlikun | 0:13413ea9a877 | 472 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV128 |
ganlikun | 0:13413ea9a877 | 473 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV256 |
ganlikun | 0:13413ea9a877 | 474 | * @retval None |
ganlikun | 0:13413ea9a877 | 475 | */ |
ganlikun | 0:13413ea9a877 | 476 | __STATIC_INLINE void LL_SPI_SetBaudRatePrescaler(SPI_TypeDef *SPIx, uint32_t BaudRate) |
ganlikun | 0:13413ea9a877 | 477 | { |
ganlikun | 0:13413ea9a877 | 478 | MODIFY_REG(SPIx->CR1, SPI_CR1_BR, BaudRate); |
ganlikun | 0:13413ea9a877 | 479 | } |
ganlikun | 0:13413ea9a877 | 480 | |
ganlikun | 0:13413ea9a877 | 481 | /** |
ganlikun | 0:13413ea9a877 | 482 | * @brief Get baud rate prescaler |
ganlikun | 0:13413ea9a877 | 483 | * @rmtoll CR1 BR LL_SPI_GetBaudRatePrescaler |
ganlikun | 0:13413ea9a877 | 484 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 485 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 486 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV2 |
ganlikun | 0:13413ea9a877 | 487 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV4 |
ganlikun | 0:13413ea9a877 | 488 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV8 |
ganlikun | 0:13413ea9a877 | 489 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV16 |
ganlikun | 0:13413ea9a877 | 490 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV32 |
ganlikun | 0:13413ea9a877 | 491 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV64 |
ganlikun | 0:13413ea9a877 | 492 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV128 |
ganlikun | 0:13413ea9a877 | 493 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV256 |
ganlikun | 0:13413ea9a877 | 494 | */ |
ganlikun | 0:13413ea9a877 | 495 | __STATIC_INLINE uint32_t LL_SPI_GetBaudRatePrescaler(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 496 | { |
ganlikun | 0:13413ea9a877 | 497 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_BR)); |
ganlikun | 0:13413ea9a877 | 498 | } |
ganlikun | 0:13413ea9a877 | 499 | |
ganlikun | 0:13413ea9a877 | 500 | /** |
ganlikun | 0:13413ea9a877 | 501 | * @brief Set transfer bit order |
ganlikun | 0:13413ea9a877 | 502 | * @note This bit should not be changed when communication is ongoing. This bit is not used in SPI TI mode. |
ganlikun | 0:13413ea9a877 | 503 | * @rmtoll CR1 LSBFIRST LL_SPI_SetTransferBitOrder |
ganlikun | 0:13413ea9a877 | 504 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 505 | * @param BitOrder This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 506 | * @arg @ref LL_SPI_LSB_FIRST |
ganlikun | 0:13413ea9a877 | 507 | * @arg @ref LL_SPI_MSB_FIRST |
ganlikun | 0:13413ea9a877 | 508 | * @retval None |
ganlikun | 0:13413ea9a877 | 509 | */ |
ganlikun | 0:13413ea9a877 | 510 | __STATIC_INLINE void LL_SPI_SetTransferBitOrder(SPI_TypeDef *SPIx, uint32_t BitOrder) |
ganlikun | 0:13413ea9a877 | 511 | { |
ganlikun | 0:13413ea9a877 | 512 | MODIFY_REG(SPIx->CR1, SPI_CR1_LSBFIRST, BitOrder); |
ganlikun | 0:13413ea9a877 | 513 | } |
ganlikun | 0:13413ea9a877 | 514 | |
ganlikun | 0:13413ea9a877 | 515 | /** |
ganlikun | 0:13413ea9a877 | 516 | * @brief Get transfer bit order |
ganlikun | 0:13413ea9a877 | 517 | * @rmtoll CR1 LSBFIRST LL_SPI_GetTransferBitOrder |
ganlikun | 0:13413ea9a877 | 518 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 519 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 520 | * @arg @ref LL_SPI_LSB_FIRST |
ganlikun | 0:13413ea9a877 | 521 | * @arg @ref LL_SPI_MSB_FIRST |
ganlikun | 0:13413ea9a877 | 522 | */ |
ganlikun | 0:13413ea9a877 | 523 | __STATIC_INLINE uint32_t LL_SPI_GetTransferBitOrder(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 524 | { |
ganlikun | 0:13413ea9a877 | 525 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_LSBFIRST)); |
ganlikun | 0:13413ea9a877 | 526 | } |
ganlikun | 0:13413ea9a877 | 527 | |
ganlikun | 0:13413ea9a877 | 528 | /** |
ganlikun | 0:13413ea9a877 | 529 | * @brief Set transfer direction mode |
ganlikun | 0:13413ea9a877 | 530 | * @note For Half-Duplex mode, Rx Direction is set by default. |
ganlikun | 0:13413ea9a877 | 531 | * In master mode, the MOSI pin is used and in slave mode, the MISO pin is used for Half-Duplex. |
ganlikun | 0:13413ea9a877 | 532 | * @rmtoll CR1 RXONLY LL_SPI_SetTransferDirection\n |
ganlikun | 0:13413ea9a877 | 533 | * CR1 BIDIMODE LL_SPI_SetTransferDirection\n |
ganlikun | 0:13413ea9a877 | 534 | * CR1 BIDIOE LL_SPI_SetTransferDirection |
ganlikun | 0:13413ea9a877 | 535 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 536 | * @param TransferDirection This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 537 | * @arg @ref LL_SPI_FULL_DUPLEX |
ganlikun | 0:13413ea9a877 | 538 | * @arg @ref LL_SPI_SIMPLEX_RX |
ganlikun | 0:13413ea9a877 | 539 | * @arg @ref LL_SPI_HALF_DUPLEX_RX |
ganlikun | 0:13413ea9a877 | 540 | * @arg @ref LL_SPI_HALF_DUPLEX_TX |
ganlikun | 0:13413ea9a877 | 541 | * @retval None |
ganlikun | 0:13413ea9a877 | 542 | */ |
ganlikun | 0:13413ea9a877 | 543 | __STATIC_INLINE void LL_SPI_SetTransferDirection(SPI_TypeDef *SPIx, uint32_t TransferDirection) |
ganlikun | 0:13413ea9a877 | 544 | { |
ganlikun | 0:13413ea9a877 | 545 | MODIFY_REG(SPIx->CR1, SPI_CR1_RXONLY | SPI_CR1_BIDIMODE | SPI_CR1_BIDIOE, TransferDirection); |
ganlikun | 0:13413ea9a877 | 546 | } |
ganlikun | 0:13413ea9a877 | 547 | |
ganlikun | 0:13413ea9a877 | 548 | /** |
ganlikun | 0:13413ea9a877 | 549 | * @brief Get transfer direction mode |
ganlikun | 0:13413ea9a877 | 550 | * @rmtoll CR1 RXONLY LL_SPI_GetTransferDirection\n |
ganlikun | 0:13413ea9a877 | 551 | * CR1 BIDIMODE LL_SPI_GetTransferDirection\n |
ganlikun | 0:13413ea9a877 | 552 | * CR1 BIDIOE LL_SPI_GetTransferDirection |
ganlikun | 0:13413ea9a877 | 553 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 554 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 555 | * @arg @ref LL_SPI_FULL_DUPLEX |
ganlikun | 0:13413ea9a877 | 556 | * @arg @ref LL_SPI_SIMPLEX_RX |
ganlikun | 0:13413ea9a877 | 557 | * @arg @ref LL_SPI_HALF_DUPLEX_RX |
ganlikun | 0:13413ea9a877 | 558 | * @arg @ref LL_SPI_HALF_DUPLEX_TX |
ganlikun | 0:13413ea9a877 | 559 | */ |
ganlikun | 0:13413ea9a877 | 560 | __STATIC_INLINE uint32_t LL_SPI_GetTransferDirection(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 561 | { |
ganlikun | 0:13413ea9a877 | 562 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_RXONLY | SPI_CR1_BIDIMODE | SPI_CR1_BIDIOE)); |
ganlikun | 0:13413ea9a877 | 563 | } |
ganlikun | 0:13413ea9a877 | 564 | |
ganlikun | 0:13413ea9a877 | 565 | /** |
ganlikun | 0:13413ea9a877 | 566 | * @brief Set frame data width |
ganlikun | 0:13413ea9a877 | 567 | * @rmtoll CR1 DFF LL_SPI_SetDataWidth |
ganlikun | 0:13413ea9a877 | 568 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 569 | * @param DataWidth This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 570 | * @arg @ref LL_SPI_DATAWIDTH_8BIT |
ganlikun | 0:13413ea9a877 | 571 | * @arg @ref LL_SPI_DATAWIDTH_16BIT |
ganlikun | 0:13413ea9a877 | 572 | * @retval None |
ganlikun | 0:13413ea9a877 | 573 | */ |
ganlikun | 0:13413ea9a877 | 574 | __STATIC_INLINE void LL_SPI_SetDataWidth(SPI_TypeDef *SPIx, uint32_t DataWidth) |
ganlikun | 0:13413ea9a877 | 575 | { |
ganlikun | 0:13413ea9a877 | 576 | MODIFY_REG(SPIx->CR1, SPI_CR1_DFF, DataWidth); |
ganlikun | 0:13413ea9a877 | 577 | } |
ganlikun | 0:13413ea9a877 | 578 | |
ganlikun | 0:13413ea9a877 | 579 | /** |
ganlikun | 0:13413ea9a877 | 580 | * @brief Get frame data width |
ganlikun | 0:13413ea9a877 | 581 | * @rmtoll CR1 DFF LL_SPI_GetDataWidth |
ganlikun | 0:13413ea9a877 | 582 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 583 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 584 | * @arg @ref LL_SPI_DATAWIDTH_8BIT |
ganlikun | 0:13413ea9a877 | 585 | * @arg @ref LL_SPI_DATAWIDTH_16BIT |
ganlikun | 0:13413ea9a877 | 586 | */ |
ganlikun | 0:13413ea9a877 | 587 | __STATIC_INLINE uint32_t LL_SPI_GetDataWidth(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 588 | { |
ganlikun | 0:13413ea9a877 | 589 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_DFF)); |
ganlikun | 0:13413ea9a877 | 590 | } |
ganlikun | 0:13413ea9a877 | 591 | |
ganlikun | 0:13413ea9a877 | 592 | /** |
ganlikun | 0:13413ea9a877 | 593 | * @} |
ganlikun | 0:13413ea9a877 | 594 | */ |
ganlikun | 0:13413ea9a877 | 595 | |
ganlikun | 0:13413ea9a877 | 596 | /** @defgroup SPI_LL_EF_CRC_Management CRC Management |
ganlikun | 0:13413ea9a877 | 597 | * @{ |
ganlikun | 0:13413ea9a877 | 598 | */ |
ganlikun | 0:13413ea9a877 | 599 | |
ganlikun | 0:13413ea9a877 | 600 | /** |
ganlikun | 0:13413ea9a877 | 601 | * @brief Enable CRC |
ganlikun | 0:13413ea9a877 | 602 | * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation. |
ganlikun | 0:13413ea9a877 | 603 | * @rmtoll CR1 CRCEN LL_SPI_EnableCRC |
ganlikun | 0:13413ea9a877 | 604 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 605 | * @retval None |
ganlikun | 0:13413ea9a877 | 606 | */ |
ganlikun | 0:13413ea9a877 | 607 | __STATIC_INLINE void LL_SPI_EnableCRC(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 608 | { |
ganlikun | 0:13413ea9a877 | 609 | SET_BIT(SPIx->CR1, SPI_CR1_CRCEN); |
ganlikun | 0:13413ea9a877 | 610 | } |
ganlikun | 0:13413ea9a877 | 611 | |
ganlikun | 0:13413ea9a877 | 612 | /** |
ganlikun | 0:13413ea9a877 | 613 | * @brief Disable CRC |
ganlikun | 0:13413ea9a877 | 614 | * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation. |
ganlikun | 0:13413ea9a877 | 615 | * @rmtoll CR1 CRCEN LL_SPI_DisableCRC |
ganlikun | 0:13413ea9a877 | 616 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 617 | * @retval None |
ganlikun | 0:13413ea9a877 | 618 | */ |
ganlikun | 0:13413ea9a877 | 619 | __STATIC_INLINE void LL_SPI_DisableCRC(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 620 | { |
ganlikun | 0:13413ea9a877 | 621 | CLEAR_BIT(SPIx->CR1, SPI_CR1_CRCEN); |
ganlikun | 0:13413ea9a877 | 622 | } |
ganlikun | 0:13413ea9a877 | 623 | |
ganlikun | 0:13413ea9a877 | 624 | /** |
ganlikun | 0:13413ea9a877 | 625 | * @brief Check if CRC is enabled |
ganlikun | 0:13413ea9a877 | 626 | * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation. |
ganlikun | 0:13413ea9a877 | 627 | * @rmtoll CR1 CRCEN LL_SPI_IsEnabledCRC |
ganlikun | 0:13413ea9a877 | 628 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 629 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 630 | */ |
ganlikun | 0:13413ea9a877 | 631 | __STATIC_INLINE uint32_t LL_SPI_IsEnabledCRC(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 632 | { |
ganlikun | 0:13413ea9a877 | 633 | return (READ_BIT(SPIx->CR1, SPI_CR1_CRCEN) == (SPI_CR1_CRCEN)); |
ganlikun | 0:13413ea9a877 | 634 | } |
ganlikun | 0:13413ea9a877 | 635 | |
ganlikun | 0:13413ea9a877 | 636 | /** |
ganlikun | 0:13413ea9a877 | 637 | * @brief Set CRCNext to transfer CRC on the line |
ganlikun | 0:13413ea9a877 | 638 | * @note This bit has to be written as soon as the last data is written in the SPIx_DR register. |
ganlikun | 0:13413ea9a877 | 639 | * @rmtoll CR1 CRCNEXT LL_SPI_SetCRCNext |
ganlikun | 0:13413ea9a877 | 640 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 641 | * @retval None |
ganlikun | 0:13413ea9a877 | 642 | */ |
ganlikun | 0:13413ea9a877 | 643 | __STATIC_INLINE void LL_SPI_SetCRCNext(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 644 | { |
ganlikun | 0:13413ea9a877 | 645 | SET_BIT(SPIx->CR1, SPI_CR1_CRCNEXT); |
ganlikun | 0:13413ea9a877 | 646 | } |
ganlikun | 0:13413ea9a877 | 647 | |
ganlikun | 0:13413ea9a877 | 648 | /** |
ganlikun | 0:13413ea9a877 | 649 | * @brief Set polynomial for CRC calculation |
ganlikun | 0:13413ea9a877 | 650 | * @rmtoll CRCPR CRCPOLY LL_SPI_SetCRCPolynomial |
ganlikun | 0:13413ea9a877 | 651 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 652 | * @param CRCPoly This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFFFF |
ganlikun | 0:13413ea9a877 | 653 | * @retval None |
ganlikun | 0:13413ea9a877 | 654 | */ |
ganlikun | 0:13413ea9a877 | 655 | __STATIC_INLINE void LL_SPI_SetCRCPolynomial(SPI_TypeDef *SPIx, uint32_t CRCPoly) |
ganlikun | 0:13413ea9a877 | 656 | { |
ganlikun | 0:13413ea9a877 | 657 | WRITE_REG(SPIx->CRCPR, (uint16_t)CRCPoly); |
ganlikun | 0:13413ea9a877 | 658 | } |
ganlikun | 0:13413ea9a877 | 659 | |
ganlikun | 0:13413ea9a877 | 660 | /** |
ganlikun | 0:13413ea9a877 | 661 | * @brief Get polynomial for CRC calculation |
ganlikun | 0:13413ea9a877 | 662 | * @rmtoll CRCPR CRCPOLY LL_SPI_GetCRCPolynomial |
ganlikun | 0:13413ea9a877 | 663 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 664 | * @retval Returned value is a number between Min_Data = 0x00 and Max_Data = 0xFFFF |
ganlikun | 0:13413ea9a877 | 665 | */ |
ganlikun | 0:13413ea9a877 | 666 | __STATIC_INLINE uint32_t LL_SPI_GetCRCPolynomial(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 667 | { |
ganlikun | 0:13413ea9a877 | 668 | return (uint32_t)(READ_REG(SPIx->CRCPR)); |
ganlikun | 0:13413ea9a877 | 669 | } |
ganlikun | 0:13413ea9a877 | 670 | |
ganlikun | 0:13413ea9a877 | 671 | /** |
ganlikun | 0:13413ea9a877 | 672 | * @brief Get Rx CRC |
ganlikun | 0:13413ea9a877 | 673 | * @rmtoll RXCRCR RXCRC LL_SPI_GetRxCRC |
ganlikun | 0:13413ea9a877 | 674 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 675 | * @retval Returned value is a number between Min_Data = 0x00 and Max_Data = 0xFFFF |
ganlikun | 0:13413ea9a877 | 676 | */ |
ganlikun | 0:13413ea9a877 | 677 | __STATIC_INLINE uint32_t LL_SPI_GetRxCRC(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 678 | { |
ganlikun | 0:13413ea9a877 | 679 | return (uint32_t)(READ_REG(SPIx->RXCRCR)); |
ganlikun | 0:13413ea9a877 | 680 | } |
ganlikun | 0:13413ea9a877 | 681 | |
ganlikun | 0:13413ea9a877 | 682 | /** |
ganlikun | 0:13413ea9a877 | 683 | * @brief Get Tx CRC |
ganlikun | 0:13413ea9a877 | 684 | * @rmtoll TXCRCR TXCRC LL_SPI_GetTxCRC |
ganlikun | 0:13413ea9a877 | 685 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 686 | * @retval Returned value is a number between Min_Data = 0x00 and Max_Data = 0xFFFF |
ganlikun | 0:13413ea9a877 | 687 | */ |
ganlikun | 0:13413ea9a877 | 688 | __STATIC_INLINE uint32_t LL_SPI_GetTxCRC(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 689 | { |
ganlikun | 0:13413ea9a877 | 690 | return (uint32_t)(READ_REG(SPIx->TXCRCR)); |
ganlikun | 0:13413ea9a877 | 691 | } |
ganlikun | 0:13413ea9a877 | 692 | |
ganlikun | 0:13413ea9a877 | 693 | /** |
ganlikun | 0:13413ea9a877 | 694 | * @} |
ganlikun | 0:13413ea9a877 | 695 | */ |
ganlikun | 0:13413ea9a877 | 696 | |
ganlikun | 0:13413ea9a877 | 697 | /** @defgroup SPI_LL_EF_NSS_Management Slave Select Pin Management |
ganlikun | 0:13413ea9a877 | 698 | * @{ |
ganlikun | 0:13413ea9a877 | 699 | */ |
ganlikun | 0:13413ea9a877 | 700 | |
ganlikun | 0:13413ea9a877 | 701 | /** |
ganlikun | 0:13413ea9a877 | 702 | * @brief Set NSS mode |
ganlikun | 0:13413ea9a877 | 703 | * @note LL_SPI_NSS_SOFT Mode is not used in SPI TI mode. |
ganlikun | 0:13413ea9a877 | 704 | * @rmtoll CR1 SSM LL_SPI_SetNSSMode\n |
ganlikun | 0:13413ea9a877 | 705 | * @rmtoll CR2 SSOE LL_SPI_SetNSSMode |
ganlikun | 0:13413ea9a877 | 706 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 707 | * @param NSS This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 708 | * @arg @ref LL_SPI_NSS_SOFT |
ganlikun | 0:13413ea9a877 | 709 | * @arg @ref LL_SPI_NSS_HARD_INPUT |
ganlikun | 0:13413ea9a877 | 710 | * @arg @ref LL_SPI_NSS_HARD_OUTPUT |
ganlikun | 0:13413ea9a877 | 711 | * @retval None |
ganlikun | 0:13413ea9a877 | 712 | */ |
ganlikun | 0:13413ea9a877 | 713 | __STATIC_INLINE void LL_SPI_SetNSSMode(SPI_TypeDef *SPIx, uint32_t NSS) |
ganlikun | 0:13413ea9a877 | 714 | { |
ganlikun | 0:13413ea9a877 | 715 | MODIFY_REG(SPIx->CR1, SPI_CR1_SSM, NSS); |
ganlikun | 0:13413ea9a877 | 716 | MODIFY_REG(SPIx->CR2, SPI_CR2_SSOE, ((uint32_t)(NSS >> 16U))); |
ganlikun | 0:13413ea9a877 | 717 | } |
ganlikun | 0:13413ea9a877 | 718 | |
ganlikun | 0:13413ea9a877 | 719 | /** |
ganlikun | 0:13413ea9a877 | 720 | * @brief Get NSS mode |
ganlikun | 0:13413ea9a877 | 721 | * @rmtoll CR1 SSM LL_SPI_GetNSSMode\n |
ganlikun | 0:13413ea9a877 | 722 | * @rmtoll CR2 SSOE LL_SPI_GetNSSMode |
ganlikun | 0:13413ea9a877 | 723 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 724 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 725 | * @arg @ref LL_SPI_NSS_SOFT |
ganlikun | 0:13413ea9a877 | 726 | * @arg @ref LL_SPI_NSS_HARD_INPUT |
ganlikun | 0:13413ea9a877 | 727 | * @arg @ref LL_SPI_NSS_HARD_OUTPUT |
ganlikun | 0:13413ea9a877 | 728 | */ |
ganlikun | 0:13413ea9a877 | 729 | __STATIC_INLINE uint32_t LL_SPI_GetNSSMode(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 730 | { |
ganlikun | 0:13413ea9a877 | 731 | register uint32_t Ssm = (READ_BIT(SPIx->CR1, SPI_CR1_SSM)); |
ganlikun | 0:13413ea9a877 | 732 | register uint32_t Ssoe = (READ_BIT(SPIx->CR2, SPI_CR2_SSOE) << 16U); |
ganlikun | 0:13413ea9a877 | 733 | return (Ssm | Ssoe); |
ganlikun | 0:13413ea9a877 | 734 | } |
ganlikun | 0:13413ea9a877 | 735 | |
ganlikun | 0:13413ea9a877 | 736 | /** |
ganlikun | 0:13413ea9a877 | 737 | * @} |
ganlikun | 0:13413ea9a877 | 738 | */ |
ganlikun | 0:13413ea9a877 | 739 | |
ganlikun | 0:13413ea9a877 | 740 | /** @defgroup SPI_LL_EF_FLAG_Management FLAG Management |
ganlikun | 0:13413ea9a877 | 741 | * @{ |
ganlikun | 0:13413ea9a877 | 742 | */ |
ganlikun | 0:13413ea9a877 | 743 | |
ganlikun | 0:13413ea9a877 | 744 | /** |
ganlikun | 0:13413ea9a877 | 745 | * @brief Check if Rx buffer is not empty |
ganlikun | 0:13413ea9a877 | 746 | * @rmtoll SR RXNE LL_SPI_IsActiveFlag_RXNE |
ganlikun | 0:13413ea9a877 | 747 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 748 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 749 | */ |
ganlikun | 0:13413ea9a877 | 750 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_RXNE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 751 | { |
ganlikun | 0:13413ea9a877 | 752 | return (READ_BIT(SPIx->SR, SPI_SR_RXNE) == (SPI_SR_RXNE)); |
ganlikun | 0:13413ea9a877 | 753 | } |
ganlikun | 0:13413ea9a877 | 754 | |
ganlikun | 0:13413ea9a877 | 755 | /** |
ganlikun | 0:13413ea9a877 | 756 | * @brief Check if Tx buffer is empty |
ganlikun | 0:13413ea9a877 | 757 | * @rmtoll SR TXE LL_SPI_IsActiveFlag_TXE |
ganlikun | 0:13413ea9a877 | 758 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 759 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 760 | */ |
ganlikun | 0:13413ea9a877 | 761 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_TXE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 762 | { |
ganlikun | 0:13413ea9a877 | 763 | return (READ_BIT(SPIx->SR, SPI_SR_TXE) == (SPI_SR_TXE)); |
ganlikun | 0:13413ea9a877 | 764 | } |
ganlikun | 0:13413ea9a877 | 765 | |
ganlikun | 0:13413ea9a877 | 766 | /** |
ganlikun | 0:13413ea9a877 | 767 | * @brief Get CRC error flag |
ganlikun | 0:13413ea9a877 | 768 | * @rmtoll SR CRCERR LL_SPI_IsActiveFlag_CRCERR |
ganlikun | 0:13413ea9a877 | 769 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 770 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 771 | */ |
ganlikun | 0:13413ea9a877 | 772 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_CRCERR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 773 | { |
ganlikun | 0:13413ea9a877 | 774 | return (READ_BIT(SPIx->SR, SPI_SR_CRCERR) == (SPI_SR_CRCERR)); |
ganlikun | 0:13413ea9a877 | 775 | } |
ganlikun | 0:13413ea9a877 | 776 | |
ganlikun | 0:13413ea9a877 | 777 | /** |
ganlikun | 0:13413ea9a877 | 778 | * @brief Get mode fault error flag |
ganlikun | 0:13413ea9a877 | 779 | * @rmtoll SR MODF LL_SPI_IsActiveFlag_MODF |
ganlikun | 0:13413ea9a877 | 780 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 781 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 782 | */ |
ganlikun | 0:13413ea9a877 | 783 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_MODF(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 784 | { |
ganlikun | 0:13413ea9a877 | 785 | return (READ_BIT(SPIx->SR, SPI_SR_MODF) == (SPI_SR_MODF)); |
ganlikun | 0:13413ea9a877 | 786 | } |
ganlikun | 0:13413ea9a877 | 787 | |
ganlikun | 0:13413ea9a877 | 788 | /** |
ganlikun | 0:13413ea9a877 | 789 | * @brief Get overrun error flag |
ganlikun | 0:13413ea9a877 | 790 | * @rmtoll SR OVR LL_SPI_IsActiveFlag_OVR |
ganlikun | 0:13413ea9a877 | 791 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 792 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 793 | */ |
ganlikun | 0:13413ea9a877 | 794 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_OVR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 795 | { |
ganlikun | 0:13413ea9a877 | 796 | return (READ_BIT(SPIx->SR, SPI_SR_OVR) == (SPI_SR_OVR)); |
ganlikun | 0:13413ea9a877 | 797 | } |
ganlikun | 0:13413ea9a877 | 798 | |
ganlikun | 0:13413ea9a877 | 799 | /** |
ganlikun | 0:13413ea9a877 | 800 | * @brief Get busy flag |
ganlikun | 0:13413ea9a877 | 801 | * @note The BSY flag is cleared under any one of the following conditions: |
ganlikun | 0:13413ea9a877 | 802 | * -When the SPI is correctly disabled |
ganlikun | 0:13413ea9a877 | 803 | * -When a fault is detected in Master mode (MODF bit set to 1) |
ganlikun | 0:13413ea9a877 | 804 | * -In Master mode, when it finishes a data transmission and no new data is ready to be |
ganlikun | 0:13413ea9a877 | 805 | * sent |
ganlikun | 0:13413ea9a877 | 806 | * -In Slave mode, when the BSY flag is set to '0' for at least one SPI clock cycle between |
ganlikun | 0:13413ea9a877 | 807 | * each data transfer. |
ganlikun | 0:13413ea9a877 | 808 | * @rmtoll SR BSY LL_SPI_IsActiveFlag_BSY |
ganlikun | 0:13413ea9a877 | 809 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 810 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 811 | */ |
ganlikun | 0:13413ea9a877 | 812 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_BSY(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 813 | { |
ganlikun | 0:13413ea9a877 | 814 | return (READ_BIT(SPIx->SR, SPI_SR_BSY) == (SPI_SR_BSY)); |
ganlikun | 0:13413ea9a877 | 815 | } |
ganlikun | 0:13413ea9a877 | 816 | |
ganlikun | 0:13413ea9a877 | 817 | /** |
ganlikun | 0:13413ea9a877 | 818 | * @brief Get frame format error flag |
ganlikun | 0:13413ea9a877 | 819 | * @rmtoll SR FRE LL_SPI_IsActiveFlag_FRE |
ganlikun | 0:13413ea9a877 | 820 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 821 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 822 | */ |
ganlikun | 0:13413ea9a877 | 823 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_FRE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 824 | { |
ganlikun | 0:13413ea9a877 | 825 | return (READ_BIT(SPIx->SR, SPI_SR_FRE) == (SPI_SR_FRE)); |
ganlikun | 0:13413ea9a877 | 826 | } |
ganlikun | 0:13413ea9a877 | 827 | |
ganlikun | 0:13413ea9a877 | 828 | /** |
ganlikun | 0:13413ea9a877 | 829 | * @brief Clear CRC error flag |
ganlikun | 0:13413ea9a877 | 830 | * @rmtoll SR CRCERR LL_SPI_ClearFlag_CRCERR |
ganlikun | 0:13413ea9a877 | 831 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 832 | * @retval None |
ganlikun | 0:13413ea9a877 | 833 | */ |
ganlikun | 0:13413ea9a877 | 834 | __STATIC_INLINE void LL_SPI_ClearFlag_CRCERR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 835 | { |
ganlikun | 0:13413ea9a877 | 836 | CLEAR_BIT(SPIx->SR, SPI_SR_CRCERR); |
ganlikun | 0:13413ea9a877 | 837 | } |
ganlikun | 0:13413ea9a877 | 838 | |
ganlikun | 0:13413ea9a877 | 839 | /** |
ganlikun | 0:13413ea9a877 | 840 | * @brief Clear mode fault error flag |
ganlikun | 0:13413ea9a877 | 841 | * @note Clearing this flag is done by a read access to the SPIx_SR |
ganlikun | 0:13413ea9a877 | 842 | * register followed by a write access to the SPIx_CR1 register |
ganlikun | 0:13413ea9a877 | 843 | * @rmtoll SR MODF LL_SPI_ClearFlag_MODF |
ganlikun | 0:13413ea9a877 | 844 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 845 | * @retval None |
ganlikun | 0:13413ea9a877 | 846 | */ |
ganlikun | 0:13413ea9a877 | 847 | __STATIC_INLINE void LL_SPI_ClearFlag_MODF(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 848 | { |
ganlikun | 0:13413ea9a877 | 849 | __IO uint32_t tmpreg; |
ganlikun | 0:13413ea9a877 | 850 | tmpreg = SPIx->SR; |
ganlikun | 0:13413ea9a877 | 851 | (void) tmpreg; |
ganlikun | 0:13413ea9a877 | 852 | tmpreg = CLEAR_BIT(SPIx->CR1, SPI_CR1_SPE); |
ganlikun | 0:13413ea9a877 | 853 | (void) tmpreg; |
ganlikun | 0:13413ea9a877 | 854 | } |
ganlikun | 0:13413ea9a877 | 855 | |
ganlikun | 0:13413ea9a877 | 856 | /** |
ganlikun | 0:13413ea9a877 | 857 | * @brief Clear overrun error flag |
ganlikun | 0:13413ea9a877 | 858 | * @note Clearing this flag is done by a read access to the SPIx_DR |
ganlikun | 0:13413ea9a877 | 859 | * register followed by a read access to the SPIx_SR register |
ganlikun | 0:13413ea9a877 | 860 | * @rmtoll SR OVR LL_SPI_ClearFlag_OVR |
ganlikun | 0:13413ea9a877 | 861 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 862 | * @retval None |
ganlikun | 0:13413ea9a877 | 863 | */ |
ganlikun | 0:13413ea9a877 | 864 | __STATIC_INLINE void LL_SPI_ClearFlag_OVR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 865 | { |
ganlikun | 0:13413ea9a877 | 866 | __IO uint32_t tmpreg; |
ganlikun | 0:13413ea9a877 | 867 | tmpreg = SPIx->DR; |
ganlikun | 0:13413ea9a877 | 868 | (void) tmpreg; |
ganlikun | 0:13413ea9a877 | 869 | tmpreg = SPIx->SR; |
ganlikun | 0:13413ea9a877 | 870 | (void) tmpreg; |
ganlikun | 0:13413ea9a877 | 871 | } |
ganlikun | 0:13413ea9a877 | 872 | |
ganlikun | 0:13413ea9a877 | 873 | /** |
ganlikun | 0:13413ea9a877 | 874 | * @brief Clear frame format error flag |
ganlikun | 0:13413ea9a877 | 875 | * @note Clearing this flag is done by reading SPIx_SR register |
ganlikun | 0:13413ea9a877 | 876 | * @rmtoll SR FRE LL_SPI_ClearFlag_FRE |
ganlikun | 0:13413ea9a877 | 877 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 878 | * @retval None |
ganlikun | 0:13413ea9a877 | 879 | */ |
ganlikun | 0:13413ea9a877 | 880 | __STATIC_INLINE void LL_SPI_ClearFlag_FRE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 881 | { |
ganlikun | 0:13413ea9a877 | 882 | __IO uint32_t tmpreg; |
ganlikun | 0:13413ea9a877 | 883 | tmpreg = SPIx->SR; |
ganlikun | 0:13413ea9a877 | 884 | (void) tmpreg; |
ganlikun | 0:13413ea9a877 | 885 | } |
ganlikun | 0:13413ea9a877 | 886 | |
ganlikun | 0:13413ea9a877 | 887 | /** |
ganlikun | 0:13413ea9a877 | 888 | * @} |
ganlikun | 0:13413ea9a877 | 889 | */ |
ganlikun | 0:13413ea9a877 | 890 | |
ganlikun | 0:13413ea9a877 | 891 | /** @defgroup SPI_LL_EF_IT_Management Interrupt Management |
ganlikun | 0:13413ea9a877 | 892 | * @{ |
ganlikun | 0:13413ea9a877 | 893 | */ |
ganlikun | 0:13413ea9a877 | 894 | |
ganlikun | 0:13413ea9a877 | 895 | /** |
ganlikun | 0:13413ea9a877 | 896 | * @brief Enable error interrupt |
ganlikun | 0:13413ea9a877 | 897 | * @note This bit controls the generation of an interrupt when an error condition occurs (CRCERR, OVR, MODF in SPI mode, FRE at TI mode). |
ganlikun | 0:13413ea9a877 | 898 | * @rmtoll CR2 ERRIE LL_SPI_EnableIT_ERR |
ganlikun | 0:13413ea9a877 | 899 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 900 | * @retval None |
ganlikun | 0:13413ea9a877 | 901 | */ |
ganlikun | 0:13413ea9a877 | 902 | __STATIC_INLINE void LL_SPI_EnableIT_ERR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 903 | { |
ganlikun | 0:13413ea9a877 | 904 | SET_BIT(SPIx->CR2, SPI_CR2_ERRIE); |
ganlikun | 0:13413ea9a877 | 905 | } |
ganlikun | 0:13413ea9a877 | 906 | |
ganlikun | 0:13413ea9a877 | 907 | /** |
ganlikun | 0:13413ea9a877 | 908 | * @brief Enable Rx buffer not empty interrupt |
ganlikun | 0:13413ea9a877 | 909 | * @rmtoll CR2 RXNEIE LL_SPI_EnableIT_RXNE |
ganlikun | 0:13413ea9a877 | 910 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 911 | * @retval None |
ganlikun | 0:13413ea9a877 | 912 | */ |
ganlikun | 0:13413ea9a877 | 913 | __STATIC_INLINE void LL_SPI_EnableIT_RXNE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 914 | { |
ganlikun | 0:13413ea9a877 | 915 | SET_BIT(SPIx->CR2, SPI_CR2_RXNEIE); |
ganlikun | 0:13413ea9a877 | 916 | } |
ganlikun | 0:13413ea9a877 | 917 | |
ganlikun | 0:13413ea9a877 | 918 | /** |
ganlikun | 0:13413ea9a877 | 919 | * @brief Enable Tx buffer empty interrupt |
ganlikun | 0:13413ea9a877 | 920 | * @rmtoll CR2 TXEIE LL_SPI_EnableIT_TXE |
ganlikun | 0:13413ea9a877 | 921 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 922 | * @retval None |
ganlikun | 0:13413ea9a877 | 923 | */ |
ganlikun | 0:13413ea9a877 | 924 | __STATIC_INLINE void LL_SPI_EnableIT_TXE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 925 | { |
ganlikun | 0:13413ea9a877 | 926 | SET_BIT(SPIx->CR2, SPI_CR2_TXEIE); |
ganlikun | 0:13413ea9a877 | 927 | } |
ganlikun | 0:13413ea9a877 | 928 | |
ganlikun | 0:13413ea9a877 | 929 | /** |
ganlikun | 0:13413ea9a877 | 930 | * @brief Disable error interrupt |
ganlikun | 0:13413ea9a877 | 931 | * @note This bit controls the generation of an interrupt when an error condition occurs (CRCERR, OVR, MODF in SPI mode, FRE at TI mode). |
ganlikun | 0:13413ea9a877 | 932 | * @rmtoll CR2 ERRIE LL_SPI_DisableIT_ERR |
ganlikun | 0:13413ea9a877 | 933 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 934 | * @retval None |
ganlikun | 0:13413ea9a877 | 935 | */ |
ganlikun | 0:13413ea9a877 | 936 | __STATIC_INLINE void LL_SPI_DisableIT_ERR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 937 | { |
ganlikun | 0:13413ea9a877 | 938 | CLEAR_BIT(SPIx->CR2, SPI_CR2_ERRIE); |
ganlikun | 0:13413ea9a877 | 939 | } |
ganlikun | 0:13413ea9a877 | 940 | |
ganlikun | 0:13413ea9a877 | 941 | /** |
ganlikun | 0:13413ea9a877 | 942 | * @brief Disable Rx buffer not empty interrupt |
ganlikun | 0:13413ea9a877 | 943 | * @rmtoll CR2 RXNEIE LL_SPI_DisableIT_RXNE |
ganlikun | 0:13413ea9a877 | 944 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 945 | * @retval None |
ganlikun | 0:13413ea9a877 | 946 | */ |
ganlikun | 0:13413ea9a877 | 947 | __STATIC_INLINE void LL_SPI_DisableIT_RXNE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 948 | { |
ganlikun | 0:13413ea9a877 | 949 | CLEAR_BIT(SPIx->CR2, SPI_CR2_RXNEIE); |
ganlikun | 0:13413ea9a877 | 950 | } |
ganlikun | 0:13413ea9a877 | 951 | |
ganlikun | 0:13413ea9a877 | 952 | /** |
ganlikun | 0:13413ea9a877 | 953 | * @brief Disable Tx buffer empty interrupt |
ganlikun | 0:13413ea9a877 | 954 | * @rmtoll CR2 TXEIE LL_SPI_DisableIT_TXE |
ganlikun | 0:13413ea9a877 | 955 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 956 | * @retval None |
ganlikun | 0:13413ea9a877 | 957 | */ |
ganlikun | 0:13413ea9a877 | 958 | __STATIC_INLINE void LL_SPI_DisableIT_TXE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 959 | { |
ganlikun | 0:13413ea9a877 | 960 | CLEAR_BIT(SPIx->CR2, SPI_CR2_TXEIE); |
ganlikun | 0:13413ea9a877 | 961 | } |
ganlikun | 0:13413ea9a877 | 962 | |
ganlikun | 0:13413ea9a877 | 963 | /** |
ganlikun | 0:13413ea9a877 | 964 | * @brief Check if error interrupt is enabled |
ganlikun | 0:13413ea9a877 | 965 | * @rmtoll CR2 ERRIE LL_SPI_IsEnabledIT_ERR |
ganlikun | 0:13413ea9a877 | 966 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 967 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 968 | */ |
ganlikun | 0:13413ea9a877 | 969 | __STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_ERR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 970 | { |
ganlikun | 0:13413ea9a877 | 971 | return (READ_BIT(SPIx->CR2, SPI_CR2_ERRIE) == (SPI_CR2_ERRIE)); |
ganlikun | 0:13413ea9a877 | 972 | } |
ganlikun | 0:13413ea9a877 | 973 | |
ganlikun | 0:13413ea9a877 | 974 | /** |
ganlikun | 0:13413ea9a877 | 975 | * @brief Check if Rx buffer not empty interrupt is enabled |
ganlikun | 0:13413ea9a877 | 976 | * @rmtoll CR2 RXNEIE LL_SPI_IsEnabledIT_RXNE |
ganlikun | 0:13413ea9a877 | 977 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 978 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 979 | */ |
ganlikun | 0:13413ea9a877 | 980 | __STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_RXNE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 981 | { |
ganlikun | 0:13413ea9a877 | 982 | return (READ_BIT(SPIx->CR2, SPI_CR2_RXNEIE) == (SPI_CR2_RXNEIE)); |
ganlikun | 0:13413ea9a877 | 983 | } |
ganlikun | 0:13413ea9a877 | 984 | |
ganlikun | 0:13413ea9a877 | 985 | /** |
ganlikun | 0:13413ea9a877 | 986 | * @brief Check if Tx buffer empty interrupt |
ganlikun | 0:13413ea9a877 | 987 | * @rmtoll CR2 TXEIE LL_SPI_IsEnabledIT_TXE |
ganlikun | 0:13413ea9a877 | 988 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 989 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 990 | */ |
ganlikun | 0:13413ea9a877 | 991 | __STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_TXE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 992 | { |
ganlikun | 0:13413ea9a877 | 993 | return (READ_BIT(SPIx->CR2, SPI_CR2_TXEIE) == (SPI_CR2_TXEIE)); |
ganlikun | 0:13413ea9a877 | 994 | } |
ganlikun | 0:13413ea9a877 | 995 | |
ganlikun | 0:13413ea9a877 | 996 | /** |
ganlikun | 0:13413ea9a877 | 997 | * @} |
ganlikun | 0:13413ea9a877 | 998 | */ |
ganlikun | 0:13413ea9a877 | 999 | |
ganlikun | 0:13413ea9a877 | 1000 | /** @defgroup SPI_LL_EF_DMA_Management DMA Management |
ganlikun | 0:13413ea9a877 | 1001 | * @{ |
ganlikun | 0:13413ea9a877 | 1002 | */ |
ganlikun | 0:13413ea9a877 | 1003 | |
ganlikun | 0:13413ea9a877 | 1004 | /** |
ganlikun | 0:13413ea9a877 | 1005 | * @brief Enable DMA Rx |
ganlikun | 0:13413ea9a877 | 1006 | * @rmtoll CR2 RXDMAEN LL_SPI_EnableDMAReq_RX |
ganlikun | 0:13413ea9a877 | 1007 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1008 | * @retval None |
ganlikun | 0:13413ea9a877 | 1009 | */ |
ganlikun | 0:13413ea9a877 | 1010 | __STATIC_INLINE void LL_SPI_EnableDMAReq_RX(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1011 | { |
ganlikun | 0:13413ea9a877 | 1012 | SET_BIT(SPIx->CR2, SPI_CR2_RXDMAEN); |
ganlikun | 0:13413ea9a877 | 1013 | } |
ganlikun | 0:13413ea9a877 | 1014 | |
ganlikun | 0:13413ea9a877 | 1015 | /** |
ganlikun | 0:13413ea9a877 | 1016 | * @brief Disable DMA Rx |
ganlikun | 0:13413ea9a877 | 1017 | * @rmtoll CR2 RXDMAEN LL_SPI_DisableDMAReq_RX |
ganlikun | 0:13413ea9a877 | 1018 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1019 | * @retval None |
ganlikun | 0:13413ea9a877 | 1020 | */ |
ganlikun | 0:13413ea9a877 | 1021 | __STATIC_INLINE void LL_SPI_DisableDMAReq_RX(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1022 | { |
ganlikun | 0:13413ea9a877 | 1023 | CLEAR_BIT(SPIx->CR2, SPI_CR2_RXDMAEN); |
ganlikun | 0:13413ea9a877 | 1024 | } |
ganlikun | 0:13413ea9a877 | 1025 | |
ganlikun | 0:13413ea9a877 | 1026 | /** |
ganlikun | 0:13413ea9a877 | 1027 | * @brief Check if DMA Rx is enabled |
ganlikun | 0:13413ea9a877 | 1028 | * @rmtoll CR2 RXDMAEN LL_SPI_IsEnabledDMAReq_RX |
ganlikun | 0:13413ea9a877 | 1029 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1030 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1031 | */ |
ganlikun | 0:13413ea9a877 | 1032 | __STATIC_INLINE uint32_t LL_SPI_IsEnabledDMAReq_RX(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1033 | { |
ganlikun | 0:13413ea9a877 | 1034 | return (READ_BIT(SPIx->CR2, SPI_CR2_RXDMAEN) == (SPI_CR2_RXDMAEN)); |
ganlikun | 0:13413ea9a877 | 1035 | } |
ganlikun | 0:13413ea9a877 | 1036 | |
ganlikun | 0:13413ea9a877 | 1037 | /** |
ganlikun | 0:13413ea9a877 | 1038 | * @brief Enable DMA Tx |
ganlikun | 0:13413ea9a877 | 1039 | * @rmtoll CR2 TXDMAEN LL_SPI_EnableDMAReq_TX |
ganlikun | 0:13413ea9a877 | 1040 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1041 | * @retval None |
ganlikun | 0:13413ea9a877 | 1042 | */ |
ganlikun | 0:13413ea9a877 | 1043 | __STATIC_INLINE void LL_SPI_EnableDMAReq_TX(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1044 | { |
ganlikun | 0:13413ea9a877 | 1045 | SET_BIT(SPIx->CR2, SPI_CR2_TXDMAEN); |
ganlikun | 0:13413ea9a877 | 1046 | } |
ganlikun | 0:13413ea9a877 | 1047 | |
ganlikun | 0:13413ea9a877 | 1048 | /** |
ganlikun | 0:13413ea9a877 | 1049 | * @brief Disable DMA Tx |
ganlikun | 0:13413ea9a877 | 1050 | * @rmtoll CR2 TXDMAEN LL_SPI_DisableDMAReq_TX |
ganlikun | 0:13413ea9a877 | 1051 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1052 | * @retval None |
ganlikun | 0:13413ea9a877 | 1053 | */ |
ganlikun | 0:13413ea9a877 | 1054 | __STATIC_INLINE void LL_SPI_DisableDMAReq_TX(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1055 | { |
ganlikun | 0:13413ea9a877 | 1056 | CLEAR_BIT(SPIx->CR2, SPI_CR2_TXDMAEN); |
ganlikun | 0:13413ea9a877 | 1057 | } |
ganlikun | 0:13413ea9a877 | 1058 | |
ganlikun | 0:13413ea9a877 | 1059 | /** |
ganlikun | 0:13413ea9a877 | 1060 | * @brief Check if DMA Tx is enabled |
ganlikun | 0:13413ea9a877 | 1061 | * @rmtoll CR2 TXDMAEN LL_SPI_IsEnabledDMAReq_TX |
ganlikun | 0:13413ea9a877 | 1062 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1063 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1064 | */ |
ganlikun | 0:13413ea9a877 | 1065 | __STATIC_INLINE uint32_t LL_SPI_IsEnabledDMAReq_TX(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1066 | { |
ganlikun | 0:13413ea9a877 | 1067 | return (READ_BIT(SPIx->CR2, SPI_CR2_TXDMAEN) == (SPI_CR2_TXDMAEN)); |
ganlikun | 0:13413ea9a877 | 1068 | } |
ganlikun | 0:13413ea9a877 | 1069 | |
ganlikun | 0:13413ea9a877 | 1070 | /** |
ganlikun | 0:13413ea9a877 | 1071 | * @brief Get the data register address used for DMA transfer |
ganlikun | 0:13413ea9a877 | 1072 | * @rmtoll DR DR LL_SPI_DMA_GetRegAddr |
ganlikun | 0:13413ea9a877 | 1073 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1074 | * @retval Address of data register |
ganlikun | 0:13413ea9a877 | 1075 | */ |
ganlikun | 0:13413ea9a877 | 1076 | __STATIC_INLINE uint32_t LL_SPI_DMA_GetRegAddr(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1077 | { |
ganlikun | 0:13413ea9a877 | 1078 | return (uint32_t) & (SPIx->DR); |
ganlikun | 0:13413ea9a877 | 1079 | } |
ganlikun | 0:13413ea9a877 | 1080 | |
ganlikun | 0:13413ea9a877 | 1081 | /** |
ganlikun | 0:13413ea9a877 | 1082 | * @} |
ganlikun | 0:13413ea9a877 | 1083 | */ |
ganlikun | 0:13413ea9a877 | 1084 | |
ganlikun | 0:13413ea9a877 | 1085 | /** @defgroup SPI_LL_EF_DATA_Management DATA Management |
ganlikun | 0:13413ea9a877 | 1086 | * @{ |
ganlikun | 0:13413ea9a877 | 1087 | */ |
ganlikun | 0:13413ea9a877 | 1088 | |
ganlikun | 0:13413ea9a877 | 1089 | /** |
ganlikun | 0:13413ea9a877 | 1090 | * @brief Read 8-Bits in the data register |
ganlikun | 0:13413ea9a877 | 1091 | * @rmtoll DR DR LL_SPI_ReceiveData8 |
ganlikun | 0:13413ea9a877 | 1092 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1093 | * @retval RxData Value between Min_Data=0x00 and Max_Data=0xFF |
ganlikun | 0:13413ea9a877 | 1094 | */ |
ganlikun | 0:13413ea9a877 | 1095 | __STATIC_INLINE uint8_t LL_SPI_ReceiveData8(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1096 | { |
ganlikun | 0:13413ea9a877 | 1097 | return (uint8_t)(READ_REG(SPIx->DR)); |
ganlikun | 0:13413ea9a877 | 1098 | } |
ganlikun | 0:13413ea9a877 | 1099 | |
ganlikun | 0:13413ea9a877 | 1100 | /** |
ganlikun | 0:13413ea9a877 | 1101 | * @brief Read 16-Bits in the data register |
ganlikun | 0:13413ea9a877 | 1102 | * @rmtoll DR DR LL_SPI_ReceiveData16 |
ganlikun | 0:13413ea9a877 | 1103 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1104 | * @retval RxData Value between Min_Data=0x00 and Max_Data=0xFFFF |
ganlikun | 0:13413ea9a877 | 1105 | */ |
ganlikun | 0:13413ea9a877 | 1106 | __STATIC_INLINE uint16_t LL_SPI_ReceiveData16(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1107 | { |
ganlikun | 0:13413ea9a877 | 1108 | return (uint16_t)(READ_REG(SPIx->DR)); |
ganlikun | 0:13413ea9a877 | 1109 | } |
ganlikun | 0:13413ea9a877 | 1110 | |
ganlikun | 0:13413ea9a877 | 1111 | /** |
ganlikun | 0:13413ea9a877 | 1112 | * @brief Write 8-Bits in the data register |
ganlikun | 0:13413ea9a877 | 1113 | * @rmtoll DR DR LL_SPI_TransmitData8 |
ganlikun | 0:13413ea9a877 | 1114 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1115 | * @param TxData Value between Min_Data=0x00 and Max_Data=0xFF |
ganlikun | 0:13413ea9a877 | 1116 | * @retval None |
ganlikun | 0:13413ea9a877 | 1117 | */ |
ganlikun | 0:13413ea9a877 | 1118 | __STATIC_INLINE void LL_SPI_TransmitData8(SPI_TypeDef *SPIx, uint8_t TxData) |
ganlikun | 0:13413ea9a877 | 1119 | { |
ganlikun | 0:13413ea9a877 | 1120 | SPIx->DR = TxData; |
ganlikun | 0:13413ea9a877 | 1121 | } |
ganlikun | 0:13413ea9a877 | 1122 | |
ganlikun | 0:13413ea9a877 | 1123 | /** |
ganlikun | 0:13413ea9a877 | 1124 | * @brief Write 16-Bits in the data register |
ganlikun | 0:13413ea9a877 | 1125 | * @rmtoll DR DR LL_SPI_TransmitData16 |
ganlikun | 0:13413ea9a877 | 1126 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1127 | * @param TxData Value between Min_Data=0x00 and Max_Data=0xFFFF |
ganlikun | 0:13413ea9a877 | 1128 | * @retval None |
ganlikun | 0:13413ea9a877 | 1129 | */ |
ganlikun | 0:13413ea9a877 | 1130 | __STATIC_INLINE void LL_SPI_TransmitData16(SPI_TypeDef *SPIx, uint16_t TxData) |
ganlikun | 0:13413ea9a877 | 1131 | { |
ganlikun | 0:13413ea9a877 | 1132 | SPIx->DR = TxData; |
ganlikun | 0:13413ea9a877 | 1133 | } |
ganlikun | 0:13413ea9a877 | 1134 | |
ganlikun | 0:13413ea9a877 | 1135 | /** |
ganlikun | 0:13413ea9a877 | 1136 | * @} |
ganlikun | 0:13413ea9a877 | 1137 | */ |
ganlikun | 0:13413ea9a877 | 1138 | #if defined(USE_FULL_LL_DRIVER) |
ganlikun | 0:13413ea9a877 | 1139 | /** @defgroup SPI_LL_EF_Init Initialization and de-initialization functions |
ganlikun | 0:13413ea9a877 | 1140 | * @{ |
ganlikun | 0:13413ea9a877 | 1141 | */ |
ganlikun | 0:13413ea9a877 | 1142 | |
ganlikun | 0:13413ea9a877 | 1143 | ErrorStatus LL_SPI_DeInit(SPI_TypeDef *SPIx); |
ganlikun | 0:13413ea9a877 | 1144 | ErrorStatus LL_SPI_Init(SPI_TypeDef *SPIx, LL_SPI_InitTypeDef *SPI_InitStruct); |
ganlikun | 0:13413ea9a877 | 1145 | void LL_SPI_StructInit(LL_SPI_InitTypeDef *SPI_InitStruct); |
ganlikun | 0:13413ea9a877 | 1146 | |
ganlikun | 0:13413ea9a877 | 1147 | /** |
ganlikun | 0:13413ea9a877 | 1148 | * @} |
ganlikun | 0:13413ea9a877 | 1149 | */ |
ganlikun | 0:13413ea9a877 | 1150 | #endif /* USE_FULL_LL_DRIVER */ |
ganlikun | 0:13413ea9a877 | 1151 | /** |
ganlikun | 0:13413ea9a877 | 1152 | * @} |
ganlikun | 0:13413ea9a877 | 1153 | */ |
ganlikun | 0:13413ea9a877 | 1154 | |
ganlikun | 0:13413ea9a877 | 1155 | /** |
ganlikun | 0:13413ea9a877 | 1156 | * @} |
ganlikun | 0:13413ea9a877 | 1157 | */ |
ganlikun | 0:13413ea9a877 | 1158 | |
ganlikun | 0:13413ea9a877 | 1159 | /** @defgroup I2S_LL I2S |
ganlikun | 0:13413ea9a877 | 1160 | * @{ |
ganlikun | 0:13413ea9a877 | 1161 | */ |
ganlikun | 0:13413ea9a877 | 1162 | |
ganlikun | 0:13413ea9a877 | 1163 | /* Private variables ---------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 1164 | /* Private constants ---------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 1165 | /* Private macros ------------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 1166 | |
ganlikun | 0:13413ea9a877 | 1167 | /* Exported types ------------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 1168 | #if defined(USE_FULL_LL_DRIVER) |
ganlikun | 0:13413ea9a877 | 1169 | /** @defgroup I2S_LL_ES_INIT I2S Exported Init structure |
ganlikun | 0:13413ea9a877 | 1170 | * @{ |
ganlikun | 0:13413ea9a877 | 1171 | */ |
ganlikun | 0:13413ea9a877 | 1172 | |
ganlikun | 0:13413ea9a877 | 1173 | /** |
ganlikun | 0:13413ea9a877 | 1174 | * @brief I2S Init structure definition |
ganlikun | 0:13413ea9a877 | 1175 | */ |
ganlikun | 0:13413ea9a877 | 1176 | |
ganlikun | 0:13413ea9a877 | 1177 | typedef struct |
ganlikun | 0:13413ea9a877 | 1178 | { |
ganlikun | 0:13413ea9a877 | 1179 | uint32_t Mode; /*!< Specifies the I2S operating mode. |
ganlikun | 0:13413ea9a877 | 1180 | This parameter can be a value of @ref I2S_LL_EC_MODE |
ganlikun | 0:13413ea9a877 | 1181 | |
ganlikun | 0:13413ea9a877 | 1182 | This feature can be modified afterwards using unitary function @ref LL_I2S_SetTransferMode().*/ |
ganlikun | 0:13413ea9a877 | 1183 | |
ganlikun | 0:13413ea9a877 | 1184 | uint32_t Standard; /*!< Specifies the standard used for the I2S communication. |
ganlikun | 0:13413ea9a877 | 1185 | This parameter can be a value of @ref I2S_LL_EC_STANDARD |
ganlikun | 0:13413ea9a877 | 1186 | |
ganlikun | 0:13413ea9a877 | 1187 | This feature can be modified afterwards using unitary function @ref LL_I2S_SetStandard().*/ |
ganlikun | 0:13413ea9a877 | 1188 | |
ganlikun | 0:13413ea9a877 | 1189 | |
ganlikun | 0:13413ea9a877 | 1190 | uint32_t DataFormat; /*!< Specifies the data format for the I2S communication. |
ganlikun | 0:13413ea9a877 | 1191 | This parameter can be a value of @ref I2S_LL_EC_DATA_FORMAT |
ganlikun | 0:13413ea9a877 | 1192 | |
ganlikun | 0:13413ea9a877 | 1193 | This feature can be modified afterwards using unitary function @ref LL_I2S_SetDataFormat().*/ |
ganlikun | 0:13413ea9a877 | 1194 | |
ganlikun | 0:13413ea9a877 | 1195 | |
ganlikun | 0:13413ea9a877 | 1196 | uint32_t MCLKOutput; /*!< Specifies whether the I2S MCLK output is enabled or not. |
ganlikun | 0:13413ea9a877 | 1197 | This parameter can be a value of @ref I2S_LL_EC_MCLK_OUTPUT |
ganlikun | 0:13413ea9a877 | 1198 | |
ganlikun | 0:13413ea9a877 | 1199 | This feature can be modified afterwards using unitary functions @ref LL_I2S_EnableMasterClock() or @ref LL_I2S_DisableMasterClock.*/ |
ganlikun | 0:13413ea9a877 | 1200 | |
ganlikun | 0:13413ea9a877 | 1201 | |
ganlikun | 0:13413ea9a877 | 1202 | uint32_t AudioFreq; /*!< Specifies the frequency selected for the I2S communication. |
ganlikun | 0:13413ea9a877 | 1203 | This parameter can be a value of @ref I2S_LL_EC_AUDIO_FREQ |
ganlikun | 0:13413ea9a877 | 1204 | |
ganlikun | 0:13413ea9a877 | 1205 | Audio Frequency can be modified afterwards using Reference manual formulas to calculate Prescaler Linear, Parity |
ganlikun | 0:13413ea9a877 | 1206 | and unitary functions @ref LL_I2S_SetPrescalerLinear() and @ref LL_I2S_SetPrescalerParity() to set it.*/ |
ganlikun | 0:13413ea9a877 | 1207 | |
ganlikun | 0:13413ea9a877 | 1208 | |
ganlikun | 0:13413ea9a877 | 1209 | uint32_t ClockPolarity; /*!< Specifies the idle state of the I2S clock. |
ganlikun | 0:13413ea9a877 | 1210 | This parameter can be a value of @ref I2S_LL_EC_POLARITY |
ganlikun | 0:13413ea9a877 | 1211 | |
ganlikun | 0:13413ea9a877 | 1212 | This feature can be modified afterwards using unitary function @ref LL_I2S_SetClockPolarity().*/ |
ganlikun | 0:13413ea9a877 | 1213 | |
ganlikun | 0:13413ea9a877 | 1214 | } LL_I2S_InitTypeDef; |
ganlikun | 0:13413ea9a877 | 1215 | |
ganlikun | 0:13413ea9a877 | 1216 | /** |
ganlikun | 0:13413ea9a877 | 1217 | * @} |
ganlikun | 0:13413ea9a877 | 1218 | */ |
ganlikun | 0:13413ea9a877 | 1219 | #endif /*USE_FULL_LL_DRIVER*/ |
ganlikun | 0:13413ea9a877 | 1220 | |
ganlikun | 0:13413ea9a877 | 1221 | /* Exported constants --------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 1222 | /** @defgroup I2S_LL_Exported_Constants I2S Exported Constants |
ganlikun | 0:13413ea9a877 | 1223 | * @{ |
ganlikun | 0:13413ea9a877 | 1224 | */ |
ganlikun | 0:13413ea9a877 | 1225 | |
ganlikun | 0:13413ea9a877 | 1226 | /** @defgroup I2S_LL_EC_GET_FLAG Get Flags Defines |
ganlikun | 0:13413ea9a877 | 1227 | * @brief Flags defines which can be used with LL_I2S_ReadReg function |
ganlikun | 0:13413ea9a877 | 1228 | * @{ |
ganlikun | 0:13413ea9a877 | 1229 | */ |
ganlikun | 0:13413ea9a877 | 1230 | #define LL_I2S_SR_RXNE LL_SPI_SR_RXNE /*!< Rx buffer not empty flag */ |
ganlikun | 0:13413ea9a877 | 1231 | #define LL_I2S_SR_TXE LL_SPI_SR_TXE /*!< Tx buffer empty flag */ |
ganlikun | 0:13413ea9a877 | 1232 | #define LL_I2S_SR_BSY LL_SPI_SR_BSY /*!< Busy flag */ |
ganlikun | 0:13413ea9a877 | 1233 | #define LL_I2S_SR_UDR SPI_SR_UDR /*!< Underrun flag */ |
ganlikun | 0:13413ea9a877 | 1234 | #define LL_I2S_SR_OVR LL_SPI_SR_OVR /*!< Overrun flag */ |
ganlikun | 0:13413ea9a877 | 1235 | #define LL_I2S_SR_FRE LL_SPI_SR_FRE /*!< TI mode frame format error flag */ |
ganlikun | 0:13413ea9a877 | 1236 | /** |
ganlikun | 0:13413ea9a877 | 1237 | * @} |
ganlikun | 0:13413ea9a877 | 1238 | */ |
ganlikun | 0:13413ea9a877 | 1239 | |
ganlikun | 0:13413ea9a877 | 1240 | /** @defgroup SPI_LL_EC_IT IT Defines |
ganlikun | 0:13413ea9a877 | 1241 | * @brief IT defines which can be used with LL_SPI_ReadReg and LL_SPI_WriteReg functions |
ganlikun | 0:13413ea9a877 | 1242 | * @{ |
ganlikun | 0:13413ea9a877 | 1243 | */ |
ganlikun | 0:13413ea9a877 | 1244 | #define LL_I2S_CR2_RXNEIE LL_SPI_CR2_RXNEIE /*!< Rx buffer not empty interrupt enable */ |
ganlikun | 0:13413ea9a877 | 1245 | #define LL_I2S_CR2_TXEIE LL_SPI_CR2_TXEIE /*!< Tx buffer empty interrupt enable */ |
ganlikun | 0:13413ea9a877 | 1246 | #define LL_I2S_CR2_ERRIE LL_SPI_CR2_ERRIE /*!< Error interrupt enable */ |
ganlikun | 0:13413ea9a877 | 1247 | /** |
ganlikun | 0:13413ea9a877 | 1248 | * @} |
ganlikun | 0:13413ea9a877 | 1249 | */ |
ganlikun | 0:13413ea9a877 | 1250 | |
ganlikun | 0:13413ea9a877 | 1251 | /** @defgroup I2S_LL_EC_DATA_FORMAT Data format |
ganlikun | 0:13413ea9a877 | 1252 | * @{ |
ganlikun | 0:13413ea9a877 | 1253 | */ |
ganlikun | 0:13413ea9a877 | 1254 | #define LL_I2S_DATAFORMAT_16B 0x00000000U /*!< Data length 16 bits, Channel lenght 16bit */ |
ganlikun | 0:13413ea9a877 | 1255 | #define LL_I2S_DATAFORMAT_16B_EXTENDED (SPI_I2SCFGR_CHLEN) /*!< Data length 16 bits, Channel lenght 32bit */ |
ganlikun | 0:13413ea9a877 | 1256 | #define LL_I2S_DATAFORMAT_24B (SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN_0) /*!< Data length 24 bits, Channel lenght 32bit */ |
ganlikun | 0:13413ea9a877 | 1257 | #define LL_I2S_DATAFORMAT_32B (SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN_1) /*!< Data length 16 bits, Channel lenght 32bit */ |
ganlikun | 0:13413ea9a877 | 1258 | /** |
ganlikun | 0:13413ea9a877 | 1259 | * @} |
ganlikun | 0:13413ea9a877 | 1260 | */ |
ganlikun | 0:13413ea9a877 | 1261 | |
ganlikun | 0:13413ea9a877 | 1262 | /** @defgroup I2S_LL_EC_POLARITY Clock Polarity |
ganlikun | 0:13413ea9a877 | 1263 | * @{ |
ganlikun | 0:13413ea9a877 | 1264 | */ |
ganlikun | 0:13413ea9a877 | 1265 | #define LL_I2S_POLARITY_LOW 0x00000000U /*!< Clock steady state is low level */ |
ganlikun | 0:13413ea9a877 | 1266 | #define LL_I2S_POLARITY_HIGH (SPI_I2SCFGR_CKPOL) /*!< Clock steady state is high level */ |
ganlikun | 0:13413ea9a877 | 1267 | /** |
ganlikun | 0:13413ea9a877 | 1268 | * @} |
ganlikun | 0:13413ea9a877 | 1269 | */ |
ganlikun | 0:13413ea9a877 | 1270 | |
ganlikun | 0:13413ea9a877 | 1271 | /** @defgroup I2S_LL_EC_STANDARD I2s Standard |
ganlikun | 0:13413ea9a877 | 1272 | * @{ |
ganlikun | 0:13413ea9a877 | 1273 | */ |
ganlikun | 0:13413ea9a877 | 1274 | #define LL_I2S_STANDARD_PHILIPS 0x00000000U /*!< I2S standard philips */ |
ganlikun | 0:13413ea9a877 | 1275 | #define LL_I2S_STANDARD_MSB (SPI_I2SCFGR_I2SSTD_0) /*!< MSB justified standard (left justified) */ |
ganlikun | 0:13413ea9a877 | 1276 | #define LL_I2S_STANDARD_LSB (SPI_I2SCFGR_I2SSTD_1) /*!< LSB justified standard (right justified) */ |
ganlikun | 0:13413ea9a877 | 1277 | #define LL_I2S_STANDARD_PCM_SHORT (SPI_I2SCFGR_I2SSTD_0 | SPI_I2SCFGR_I2SSTD_1) /*!< PCM standard, short frame synchronization */ |
ganlikun | 0:13413ea9a877 | 1278 | #define LL_I2S_STANDARD_PCM_LONG (SPI_I2SCFGR_I2SSTD_0 | SPI_I2SCFGR_I2SSTD_1 | SPI_I2SCFGR_PCMSYNC) /*!< PCM standard, long frame synchronization */ |
ganlikun | 0:13413ea9a877 | 1279 | /** |
ganlikun | 0:13413ea9a877 | 1280 | * @} |
ganlikun | 0:13413ea9a877 | 1281 | */ |
ganlikun | 0:13413ea9a877 | 1282 | |
ganlikun | 0:13413ea9a877 | 1283 | /** @defgroup I2S_LL_EC_MODE Operation Mode |
ganlikun | 0:13413ea9a877 | 1284 | * @{ |
ganlikun | 0:13413ea9a877 | 1285 | */ |
ganlikun | 0:13413ea9a877 | 1286 | #define LL_I2S_MODE_SLAVE_TX 0x00000000U /*!< Slave Tx configuration */ |
ganlikun | 0:13413ea9a877 | 1287 | #define LL_I2S_MODE_SLAVE_RX (SPI_I2SCFGR_I2SCFG_0) /*!< Slave Rx configuration */ |
ganlikun | 0:13413ea9a877 | 1288 | #define LL_I2S_MODE_MASTER_TX (SPI_I2SCFGR_I2SCFG_1) /*!< Master Tx configuration */ |
ganlikun | 0:13413ea9a877 | 1289 | #define LL_I2S_MODE_MASTER_RX (SPI_I2SCFGR_I2SCFG_0 | SPI_I2SCFGR_I2SCFG_1) /*!< Master Rx configuration */ |
ganlikun | 0:13413ea9a877 | 1290 | /** |
ganlikun | 0:13413ea9a877 | 1291 | * @} |
ganlikun | 0:13413ea9a877 | 1292 | */ |
ganlikun | 0:13413ea9a877 | 1293 | |
ganlikun | 0:13413ea9a877 | 1294 | /** @defgroup I2S_LL_EC_PRESCALER_FACTOR Prescaler Factor |
ganlikun | 0:13413ea9a877 | 1295 | * @{ |
ganlikun | 0:13413ea9a877 | 1296 | */ |
ganlikun | 0:13413ea9a877 | 1297 | #define LL_I2S_PRESCALER_PARITY_EVEN 0x00000000U /*!< Odd factor: Real divider value is = I2SDIV * 2 */ |
ganlikun | 0:13413ea9a877 | 1298 | #define LL_I2S_PRESCALER_PARITY_ODD (SPI_I2SPR_ODD >> 8U) /*!< Odd factor: Real divider value is = (I2SDIV * 2)+1 */ |
ganlikun | 0:13413ea9a877 | 1299 | /** |
ganlikun | 0:13413ea9a877 | 1300 | * @} |
ganlikun | 0:13413ea9a877 | 1301 | */ |
ganlikun | 0:13413ea9a877 | 1302 | |
ganlikun | 0:13413ea9a877 | 1303 | #if defined(USE_FULL_LL_DRIVER) |
ganlikun | 0:13413ea9a877 | 1304 | |
ganlikun | 0:13413ea9a877 | 1305 | /** @defgroup I2S_LL_EC_MCLK_OUTPUT MCLK Output |
ganlikun | 0:13413ea9a877 | 1306 | * @{ |
ganlikun | 0:13413ea9a877 | 1307 | */ |
ganlikun | 0:13413ea9a877 | 1308 | #define LL_I2S_MCLK_OUTPUT_DISABLE 0x00000000U /*!< Master clock output is disabled */ |
ganlikun | 0:13413ea9a877 | 1309 | #define LL_I2S_MCLK_OUTPUT_ENABLE (SPI_I2SPR_MCKOE) /*!< Master clock output is enabled */ |
ganlikun | 0:13413ea9a877 | 1310 | /** |
ganlikun | 0:13413ea9a877 | 1311 | * @} |
ganlikun | 0:13413ea9a877 | 1312 | */ |
ganlikun | 0:13413ea9a877 | 1313 | |
ganlikun | 0:13413ea9a877 | 1314 | /** @defgroup I2S_LL_EC_AUDIO_FREQ Audio Frequency |
ganlikun | 0:13413ea9a877 | 1315 | * @{ |
ganlikun | 0:13413ea9a877 | 1316 | */ |
ganlikun | 0:13413ea9a877 | 1317 | |
ganlikun | 0:13413ea9a877 | 1318 | #define LL_I2S_AUDIOFREQ_192K 192000U /*!< Audio Frequency configuration 192000 Hz */ |
ganlikun | 0:13413ea9a877 | 1319 | #define LL_I2S_AUDIOFREQ_96K 96000U /*!< Audio Frequency configuration 96000 Hz */ |
ganlikun | 0:13413ea9a877 | 1320 | #define LL_I2S_AUDIOFREQ_48K 48000U /*!< Audio Frequency configuration 48000 Hz */ |
ganlikun | 0:13413ea9a877 | 1321 | #define LL_I2S_AUDIOFREQ_44K 44100U /*!< Audio Frequency configuration 44100 Hz */ |
ganlikun | 0:13413ea9a877 | 1322 | #define LL_I2S_AUDIOFREQ_32K 32000U /*!< Audio Frequency configuration 32000 Hz */ |
ganlikun | 0:13413ea9a877 | 1323 | #define LL_I2S_AUDIOFREQ_22K 22050U /*!< Audio Frequency configuration 22050 Hz */ |
ganlikun | 0:13413ea9a877 | 1324 | #define LL_I2S_AUDIOFREQ_16K 16000U /*!< Audio Frequency configuration 16000 Hz */ |
ganlikun | 0:13413ea9a877 | 1325 | #define LL_I2S_AUDIOFREQ_11K 11025U /*!< Audio Frequency configuration 11025 Hz */ |
ganlikun | 0:13413ea9a877 | 1326 | #define LL_I2S_AUDIOFREQ_8K 8000U /*!< Audio Frequency configuration 8000 Hz */ |
ganlikun | 0:13413ea9a877 | 1327 | #define LL_I2S_AUDIOFREQ_DEFAULT 2U /*!< Audio Freq not specified. Register I2SDIV = 2 */ |
ganlikun | 0:13413ea9a877 | 1328 | /** |
ganlikun | 0:13413ea9a877 | 1329 | * @} |
ganlikun | 0:13413ea9a877 | 1330 | */ |
ganlikun | 0:13413ea9a877 | 1331 | #endif /* USE_FULL_LL_DRIVER */ |
ganlikun | 0:13413ea9a877 | 1332 | |
ganlikun | 0:13413ea9a877 | 1333 | /** |
ganlikun | 0:13413ea9a877 | 1334 | * @} |
ganlikun | 0:13413ea9a877 | 1335 | */ |
ganlikun | 0:13413ea9a877 | 1336 | |
ganlikun | 0:13413ea9a877 | 1337 | /* Exported macro ------------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 1338 | /** @defgroup I2S_LL_Exported_Macros I2S Exported Macros |
ganlikun | 0:13413ea9a877 | 1339 | * @{ |
ganlikun | 0:13413ea9a877 | 1340 | */ |
ganlikun | 0:13413ea9a877 | 1341 | |
ganlikun | 0:13413ea9a877 | 1342 | /** @defgroup I2S_LL_EM_WRITE_READ Common Write and read registers Macros |
ganlikun | 0:13413ea9a877 | 1343 | * @{ |
ganlikun | 0:13413ea9a877 | 1344 | */ |
ganlikun | 0:13413ea9a877 | 1345 | |
ganlikun | 0:13413ea9a877 | 1346 | /** |
ganlikun | 0:13413ea9a877 | 1347 | * @brief Write a value in I2S register |
ganlikun | 0:13413ea9a877 | 1348 | * @param __INSTANCE__ I2S Instance |
ganlikun | 0:13413ea9a877 | 1349 | * @param __REG__ Register to be written |
ganlikun | 0:13413ea9a877 | 1350 | * @param __VALUE__ Value to be written in the register |
ganlikun | 0:13413ea9a877 | 1351 | * @retval None |
ganlikun | 0:13413ea9a877 | 1352 | */ |
ganlikun | 0:13413ea9a877 | 1353 | #define LL_I2S_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) |
ganlikun | 0:13413ea9a877 | 1354 | |
ganlikun | 0:13413ea9a877 | 1355 | /** |
ganlikun | 0:13413ea9a877 | 1356 | * @brief Read a value in I2S register |
ganlikun | 0:13413ea9a877 | 1357 | * @param __INSTANCE__ I2S Instance |
ganlikun | 0:13413ea9a877 | 1358 | * @param __REG__ Register to be read |
ganlikun | 0:13413ea9a877 | 1359 | * @retval Register value |
ganlikun | 0:13413ea9a877 | 1360 | */ |
ganlikun | 0:13413ea9a877 | 1361 | #define LL_I2S_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) |
ganlikun | 0:13413ea9a877 | 1362 | /** |
ganlikun | 0:13413ea9a877 | 1363 | * @} |
ganlikun | 0:13413ea9a877 | 1364 | */ |
ganlikun | 0:13413ea9a877 | 1365 | |
ganlikun | 0:13413ea9a877 | 1366 | /** |
ganlikun | 0:13413ea9a877 | 1367 | * @} |
ganlikun | 0:13413ea9a877 | 1368 | */ |
ganlikun | 0:13413ea9a877 | 1369 | |
ganlikun | 0:13413ea9a877 | 1370 | |
ganlikun | 0:13413ea9a877 | 1371 | /* Exported functions --------------------------------------------------------*/ |
ganlikun | 0:13413ea9a877 | 1372 | |
ganlikun | 0:13413ea9a877 | 1373 | /** @defgroup I2S_LL_Exported_Functions I2S Exported Functions |
ganlikun | 0:13413ea9a877 | 1374 | * @{ |
ganlikun | 0:13413ea9a877 | 1375 | */ |
ganlikun | 0:13413ea9a877 | 1376 | |
ganlikun | 0:13413ea9a877 | 1377 | /** @defgroup I2S_LL_EF_Configuration Configuration |
ganlikun | 0:13413ea9a877 | 1378 | * @{ |
ganlikun | 0:13413ea9a877 | 1379 | */ |
ganlikun | 0:13413ea9a877 | 1380 | |
ganlikun | 0:13413ea9a877 | 1381 | /** |
ganlikun | 0:13413ea9a877 | 1382 | * @brief Select I2S mode and Enable I2S peripheral |
ganlikun | 0:13413ea9a877 | 1383 | * @rmtoll I2SCFGR I2SMOD LL_I2S_Enable\n |
ganlikun | 0:13413ea9a877 | 1384 | * I2SCFGR I2SE LL_I2S_Enable |
ganlikun | 0:13413ea9a877 | 1385 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1386 | * @retval None |
ganlikun | 0:13413ea9a877 | 1387 | */ |
ganlikun | 0:13413ea9a877 | 1388 | __STATIC_INLINE void LL_I2S_Enable(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1389 | { |
ganlikun | 0:13413ea9a877 | 1390 | SET_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SMOD | SPI_I2SCFGR_I2SE); |
ganlikun | 0:13413ea9a877 | 1391 | } |
ganlikun | 0:13413ea9a877 | 1392 | |
ganlikun | 0:13413ea9a877 | 1393 | /** |
ganlikun | 0:13413ea9a877 | 1394 | * @brief Disable I2S peripheral |
ganlikun | 0:13413ea9a877 | 1395 | * @rmtoll I2SCFGR I2SE LL_I2S_Disable |
ganlikun | 0:13413ea9a877 | 1396 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1397 | * @retval None |
ganlikun | 0:13413ea9a877 | 1398 | */ |
ganlikun | 0:13413ea9a877 | 1399 | __STATIC_INLINE void LL_I2S_Disable(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1400 | { |
ganlikun | 0:13413ea9a877 | 1401 | CLEAR_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SMOD | SPI_I2SCFGR_I2SE); |
ganlikun | 0:13413ea9a877 | 1402 | } |
ganlikun | 0:13413ea9a877 | 1403 | |
ganlikun | 0:13413ea9a877 | 1404 | /** |
ganlikun | 0:13413ea9a877 | 1405 | * @brief Check if I2S peripheral is enabled |
ganlikun | 0:13413ea9a877 | 1406 | * @rmtoll I2SCFGR I2SE LL_I2S_IsEnabled |
ganlikun | 0:13413ea9a877 | 1407 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1408 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1409 | */ |
ganlikun | 0:13413ea9a877 | 1410 | __STATIC_INLINE uint32_t LL_I2S_IsEnabled(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1411 | { |
ganlikun | 0:13413ea9a877 | 1412 | return (READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SE) == (SPI_I2SCFGR_I2SE)); |
ganlikun | 0:13413ea9a877 | 1413 | } |
ganlikun | 0:13413ea9a877 | 1414 | |
ganlikun | 0:13413ea9a877 | 1415 | /** |
ganlikun | 0:13413ea9a877 | 1416 | * @brief Set I2S data frame length |
ganlikun | 0:13413ea9a877 | 1417 | * @rmtoll I2SCFGR DATLEN LL_I2S_SetDataFormat\n |
ganlikun | 0:13413ea9a877 | 1418 | * I2SCFGR CHLEN LL_I2S_SetDataFormat |
ganlikun | 0:13413ea9a877 | 1419 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1420 | * @param DataFormat This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 1421 | * @arg @ref LL_I2S_DATAFORMAT_16B |
ganlikun | 0:13413ea9a877 | 1422 | * @arg @ref LL_I2S_DATAFORMAT_16B_EXTENDED |
ganlikun | 0:13413ea9a877 | 1423 | * @arg @ref LL_I2S_DATAFORMAT_24B |
ganlikun | 0:13413ea9a877 | 1424 | * @arg @ref LL_I2S_DATAFORMAT_32B |
ganlikun | 0:13413ea9a877 | 1425 | * @retval None |
ganlikun | 0:13413ea9a877 | 1426 | */ |
ganlikun | 0:13413ea9a877 | 1427 | __STATIC_INLINE void LL_I2S_SetDataFormat(SPI_TypeDef *SPIx, uint32_t DataFormat) |
ganlikun | 0:13413ea9a877 | 1428 | { |
ganlikun | 0:13413ea9a877 | 1429 | MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CHLEN, DataFormat); |
ganlikun | 0:13413ea9a877 | 1430 | } |
ganlikun | 0:13413ea9a877 | 1431 | |
ganlikun | 0:13413ea9a877 | 1432 | /** |
ganlikun | 0:13413ea9a877 | 1433 | * @brief Get I2S data frame length |
ganlikun | 0:13413ea9a877 | 1434 | * @rmtoll I2SCFGR DATLEN LL_I2S_GetDataFormat\n |
ganlikun | 0:13413ea9a877 | 1435 | * I2SCFGR CHLEN LL_I2S_GetDataFormat |
ganlikun | 0:13413ea9a877 | 1436 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1437 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 1438 | * @arg @ref LL_I2S_DATAFORMAT_16B |
ganlikun | 0:13413ea9a877 | 1439 | * @arg @ref LL_I2S_DATAFORMAT_16B_EXTENDED |
ganlikun | 0:13413ea9a877 | 1440 | * @arg @ref LL_I2S_DATAFORMAT_24B |
ganlikun | 0:13413ea9a877 | 1441 | * @arg @ref LL_I2S_DATAFORMAT_32B |
ganlikun | 0:13413ea9a877 | 1442 | */ |
ganlikun | 0:13413ea9a877 | 1443 | __STATIC_INLINE uint32_t LL_I2S_GetDataFormat(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1444 | { |
ganlikun | 0:13413ea9a877 | 1445 | return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CHLEN)); |
ganlikun | 0:13413ea9a877 | 1446 | } |
ganlikun | 0:13413ea9a877 | 1447 | |
ganlikun | 0:13413ea9a877 | 1448 | /** |
ganlikun | 0:13413ea9a877 | 1449 | * @brief Set I2S clock polarity |
ganlikun | 0:13413ea9a877 | 1450 | * @rmtoll I2SCFGR CKPOL LL_I2S_SetClockPolarity |
ganlikun | 0:13413ea9a877 | 1451 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1452 | * @param ClockPolarity This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 1453 | * @arg @ref LL_I2S_POLARITY_LOW |
ganlikun | 0:13413ea9a877 | 1454 | * @arg @ref LL_I2S_POLARITY_HIGH |
ganlikun | 0:13413ea9a877 | 1455 | * @retval None |
ganlikun | 0:13413ea9a877 | 1456 | */ |
ganlikun | 0:13413ea9a877 | 1457 | __STATIC_INLINE void LL_I2S_SetClockPolarity(SPI_TypeDef *SPIx, uint32_t ClockPolarity) |
ganlikun | 0:13413ea9a877 | 1458 | { |
ganlikun | 0:13413ea9a877 | 1459 | SET_BIT(SPIx->I2SCFGR, ClockPolarity); |
ganlikun | 0:13413ea9a877 | 1460 | } |
ganlikun | 0:13413ea9a877 | 1461 | |
ganlikun | 0:13413ea9a877 | 1462 | /** |
ganlikun | 0:13413ea9a877 | 1463 | * @brief Get I2S clock polarity |
ganlikun | 0:13413ea9a877 | 1464 | * @rmtoll I2SCFGR CKPOL LL_I2S_GetClockPolarity |
ganlikun | 0:13413ea9a877 | 1465 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1466 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 1467 | * @arg @ref LL_I2S_POLARITY_LOW |
ganlikun | 0:13413ea9a877 | 1468 | * @arg @ref LL_I2S_POLARITY_HIGH |
ganlikun | 0:13413ea9a877 | 1469 | */ |
ganlikun | 0:13413ea9a877 | 1470 | __STATIC_INLINE uint32_t LL_I2S_GetClockPolarity(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1471 | { |
ganlikun | 0:13413ea9a877 | 1472 | return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_CKPOL)); |
ganlikun | 0:13413ea9a877 | 1473 | } |
ganlikun | 0:13413ea9a877 | 1474 | |
ganlikun | 0:13413ea9a877 | 1475 | /** |
ganlikun | 0:13413ea9a877 | 1476 | * @brief Set I2S standard protocol |
ganlikun | 0:13413ea9a877 | 1477 | * @rmtoll I2SCFGR I2SSTD LL_I2S_SetStandard\n |
ganlikun | 0:13413ea9a877 | 1478 | * I2SCFGR PCMSYNC LL_I2S_SetStandard |
ganlikun | 0:13413ea9a877 | 1479 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1480 | * @param Standard This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 1481 | * @arg @ref LL_I2S_STANDARD_PHILIPS |
ganlikun | 0:13413ea9a877 | 1482 | * @arg @ref LL_I2S_STANDARD_MSB |
ganlikun | 0:13413ea9a877 | 1483 | * @arg @ref LL_I2S_STANDARD_LSB |
ganlikun | 0:13413ea9a877 | 1484 | * @arg @ref LL_I2S_STANDARD_PCM_SHORT |
ganlikun | 0:13413ea9a877 | 1485 | * @arg @ref LL_I2S_STANDARD_PCM_LONG |
ganlikun | 0:13413ea9a877 | 1486 | * @retval None |
ganlikun | 0:13413ea9a877 | 1487 | */ |
ganlikun | 0:13413ea9a877 | 1488 | __STATIC_INLINE void LL_I2S_SetStandard(SPI_TypeDef *SPIx, uint32_t Standard) |
ganlikun | 0:13413ea9a877 | 1489 | { |
ganlikun | 0:13413ea9a877 | 1490 | MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_I2SSTD | SPI_I2SCFGR_PCMSYNC, Standard); |
ganlikun | 0:13413ea9a877 | 1491 | } |
ganlikun | 0:13413ea9a877 | 1492 | |
ganlikun | 0:13413ea9a877 | 1493 | /** |
ganlikun | 0:13413ea9a877 | 1494 | * @brief Get I2S standard protocol |
ganlikun | 0:13413ea9a877 | 1495 | * @rmtoll I2SCFGR I2SSTD LL_I2S_GetStandard\n |
ganlikun | 0:13413ea9a877 | 1496 | * I2SCFGR PCMSYNC LL_I2S_GetStandard |
ganlikun | 0:13413ea9a877 | 1497 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1498 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 1499 | * @arg @ref LL_I2S_STANDARD_PHILIPS |
ganlikun | 0:13413ea9a877 | 1500 | * @arg @ref LL_I2S_STANDARD_MSB |
ganlikun | 0:13413ea9a877 | 1501 | * @arg @ref LL_I2S_STANDARD_LSB |
ganlikun | 0:13413ea9a877 | 1502 | * @arg @ref LL_I2S_STANDARD_PCM_SHORT |
ganlikun | 0:13413ea9a877 | 1503 | * @arg @ref LL_I2S_STANDARD_PCM_LONG |
ganlikun | 0:13413ea9a877 | 1504 | */ |
ganlikun | 0:13413ea9a877 | 1505 | __STATIC_INLINE uint32_t LL_I2S_GetStandard(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1506 | { |
ganlikun | 0:13413ea9a877 | 1507 | return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SSTD | SPI_I2SCFGR_PCMSYNC)); |
ganlikun | 0:13413ea9a877 | 1508 | } |
ganlikun | 0:13413ea9a877 | 1509 | |
ganlikun | 0:13413ea9a877 | 1510 | /** |
ganlikun | 0:13413ea9a877 | 1511 | * @brief Set I2S transfer mode |
ganlikun | 0:13413ea9a877 | 1512 | * @rmtoll I2SCFGR I2SCFG LL_I2S_SetTransferMode |
ganlikun | 0:13413ea9a877 | 1513 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1514 | * @param Mode This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 1515 | * @arg @ref LL_I2S_MODE_SLAVE_TX |
ganlikun | 0:13413ea9a877 | 1516 | * @arg @ref LL_I2S_MODE_SLAVE_RX |
ganlikun | 0:13413ea9a877 | 1517 | * @arg @ref LL_I2S_MODE_MASTER_TX |
ganlikun | 0:13413ea9a877 | 1518 | * @arg @ref LL_I2S_MODE_MASTER_RX |
ganlikun | 0:13413ea9a877 | 1519 | * @retval None |
ganlikun | 0:13413ea9a877 | 1520 | */ |
ganlikun | 0:13413ea9a877 | 1521 | __STATIC_INLINE void LL_I2S_SetTransferMode(SPI_TypeDef *SPIx, uint32_t Mode) |
ganlikun | 0:13413ea9a877 | 1522 | { |
ganlikun | 0:13413ea9a877 | 1523 | MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_I2SCFG, Mode); |
ganlikun | 0:13413ea9a877 | 1524 | } |
ganlikun | 0:13413ea9a877 | 1525 | |
ganlikun | 0:13413ea9a877 | 1526 | /** |
ganlikun | 0:13413ea9a877 | 1527 | * @brief Get I2S transfer mode |
ganlikun | 0:13413ea9a877 | 1528 | * @rmtoll I2SCFGR I2SCFG LL_I2S_GetTransferMode |
ganlikun | 0:13413ea9a877 | 1529 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1530 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 1531 | * @arg @ref LL_I2S_MODE_SLAVE_TX |
ganlikun | 0:13413ea9a877 | 1532 | * @arg @ref LL_I2S_MODE_SLAVE_RX |
ganlikun | 0:13413ea9a877 | 1533 | * @arg @ref LL_I2S_MODE_MASTER_TX |
ganlikun | 0:13413ea9a877 | 1534 | * @arg @ref LL_I2S_MODE_MASTER_RX |
ganlikun | 0:13413ea9a877 | 1535 | */ |
ganlikun | 0:13413ea9a877 | 1536 | __STATIC_INLINE uint32_t LL_I2S_GetTransferMode(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1537 | { |
ganlikun | 0:13413ea9a877 | 1538 | return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SCFG)); |
ganlikun | 0:13413ea9a877 | 1539 | } |
ganlikun | 0:13413ea9a877 | 1540 | |
ganlikun | 0:13413ea9a877 | 1541 | /** |
ganlikun | 0:13413ea9a877 | 1542 | * @brief Set I2S linear prescaler |
ganlikun | 0:13413ea9a877 | 1543 | * @rmtoll I2SPR I2SDIV LL_I2S_SetPrescalerLinear |
ganlikun | 0:13413ea9a877 | 1544 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1545 | * @param PrescalerLinear Value between Min_Data=0x02 and Max_Data=0xFF |
ganlikun | 0:13413ea9a877 | 1546 | * @retval None |
ganlikun | 0:13413ea9a877 | 1547 | */ |
ganlikun | 0:13413ea9a877 | 1548 | __STATIC_INLINE void LL_I2S_SetPrescalerLinear(SPI_TypeDef *SPIx, uint8_t PrescalerLinear) |
ganlikun | 0:13413ea9a877 | 1549 | { |
ganlikun | 0:13413ea9a877 | 1550 | MODIFY_REG(SPIx->I2SPR, SPI_I2SPR_I2SDIV, PrescalerLinear); |
ganlikun | 0:13413ea9a877 | 1551 | } |
ganlikun | 0:13413ea9a877 | 1552 | |
ganlikun | 0:13413ea9a877 | 1553 | /** |
ganlikun | 0:13413ea9a877 | 1554 | * @brief Get I2S linear prescaler |
ganlikun | 0:13413ea9a877 | 1555 | * @rmtoll I2SPR I2SDIV LL_I2S_GetPrescalerLinear |
ganlikun | 0:13413ea9a877 | 1556 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1557 | * @retval PrescalerLinear Value between Min_Data=0x02 and Max_Data=0xFF |
ganlikun | 0:13413ea9a877 | 1558 | */ |
ganlikun | 0:13413ea9a877 | 1559 | __STATIC_INLINE uint32_t LL_I2S_GetPrescalerLinear(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1560 | { |
ganlikun | 0:13413ea9a877 | 1561 | return (uint32_t)(READ_BIT(SPIx->I2SPR, SPI_I2SPR_I2SDIV)); |
ganlikun | 0:13413ea9a877 | 1562 | } |
ganlikun | 0:13413ea9a877 | 1563 | |
ganlikun | 0:13413ea9a877 | 1564 | /** |
ganlikun | 0:13413ea9a877 | 1565 | * @brief Set I2S parity prescaler |
ganlikun | 0:13413ea9a877 | 1566 | * @rmtoll I2SPR ODD LL_I2S_SetPrescalerParity |
ganlikun | 0:13413ea9a877 | 1567 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1568 | * @param PrescalerParity This parameter can be one of the following values: |
ganlikun | 0:13413ea9a877 | 1569 | * @arg @ref LL_I2S_PRESCALER_PARITY_EVEN |
ganlikun | 0:13413ea9a877 | 1570 | * @arg @ref LL_I2S_PRESCALER_PARITY_ODD |
ganlikun | 0:13413ea9a877 | 1571 | * @retval None |
ganlikun | 0:13413ea9a877 | 1572 | */ |
ganlikun | 0:13413ea9a877 | 1573 | __STATIC_INLINE void LL_I2S_SetPrescalerParity(SPI_TypeDef *SPIx, uint32_t PrescalerParity) |
ganlikun | 0:13413ea9a877 | 1574 | { |
ganlikun | 0:13413ea9a877 | 1575 | MODIFY_REG(SPIx->I2SPR, SPI_I2SPR_ODD, PrescalerParity << 8U); |
ganlikun | 0:13413ea9a877 | 1576 | } |
ganlikun | 0:13413ea9a877 | 1577 | |
ganlikun | 0:13413ea9a877 | 1578 | /** |
ganlikun | 0:13413ea9a877 | 1579 | * @brief Get I2S parity prescaler |
ganlikun | 0:13413ea9a877 | 1580 | * @rmtoll I2SPR ODD LL_I2S_GetPrescalerParity |
ganlikun | 0:13413ea9a877 | 1581 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1582 | * @retval Returned value can be one of the following values: |
ganlikun | 0:13413ea9a877 | 1583 | * @arg @ref LL_I2S_PRESCALER_PARITY_EVEN |
ganlikun | 0:13413ea9a877 | 1584 | * @arg @ref LL_I2S_PRESCALER_PARITY_ODD |
ganlikun | 0:13413ea9a877 | 1585 | */ |
ganlikun | 0:13413ea9a877 | 1586 | __STATIC_INLINE uint32_t LL_I2S_GetPrescalerParity(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1587 | { |
ganlikun | 0:13413ea9a877 | 1588 | return (uint32_t)(READ_BIT(SPIx->I2SPR, SPI_I2SPR_ODD) >> 8U); |
ganlikun | 0:13413ea9a877 | 1589 | } |
ganlikun | 0:13413ea9a877 | 1590 | |
ganlikun | 0:13413ea9a877 | 1591 | /** |
ganlikun | 0:13413ea9a877 | 1592 | * @brief Enable the master clock ouput (Pin MCK) |
ganlikun | 0:13413ea9a877 | 1593 | * @rmtoll I2SPR MCKOE LL_I2S_EnableMasterClock |
ganlikun | 0:13413ea9a877 | 1594 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1595 | * @retval None |
ganlikun | 0:13413ea9a877 | 1596 | */ |
ganlikun | 0:13413ea9a877 | 1597 | __STATIC_INLINE void LL_I2S_EnableMasterClock(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1598 | { |
ganlikun | 0:13413ea9a877 | 1599 | SET_BIT(SPIx->I2SPR, SPI_I2SPR_MCKOE); |
ganlikun | 0:13413ea9a877 | 1600 | } |
ganlikun | 0:13413ea9a877 | 1601 | |
ganlikun | 0:13413ea9a877 | 1602 | /** |
ganlikun | 0:13413ea9a877 | 1603 | * @brief Disable the master clock ouput (Pin MCK) |
ganlikun | 0:13413ea9a877 | 1604 | * @rmtoll I2SPR MCKOE LL_I2S_DisableMasterClock |
ganlikun | 0:13413ea9a877 | 1605 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1606 | * @retval None |
ganlikun | 0:13413ea9a877 | 1607 | */ |
ganlikun | 0:13413ea9a877 | 1608 | __STATIC_INLINE void LL_I2S_DisableMasterClock(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1609 | { |
ganlikun | 0:13413ea9a877 | 1610 | CLEAR_BIT(SPIx->I2SPR, SPI_I2SPR_MCKOE); |
ganlikun | 0:13413ea9a877 | 1611 | } |
ganlikun | 0:13413ea9a877 | 1612 | |
ganlikun | 0:13413ea9a877 | 1613 | /** |
ganlikun | 0:13413ea9a877 | 1614 | * @brief Check if the master clock ouput (Pin MCK) is enabled |
ganlikun | 0:13413ea9a877 | 1615 | * @rmtoll I2SPR MCKOE LL_I2S_IsEnabledMasterClock |
ganlikun | 0:13413ea9a877 | 1616 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1617 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1618 | */ |
ganlikun | 0:13413ea9a877 | 1619 | __STATIC_INLINE uint32_t LL_I2S_IsEnabledMasterClock(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1620 | { |
ganlikun | 0:13413ea9a877 | 1621 | return (READ_BIT(SPIx->I2SPR, SPI_I2SPR_MCKOE) == (SPI_I2SPR_MCKOE)); |
ganlikun | 0:13413ea9a877 | 1622 | } |
ganlikun | 0:13413ea9a877 | 1623 | |
ganlikun | 0:13413ea9a877 | 1624 | #if defined(SPI_I2SCFGR_ASTRTEN) |
ganlikun | 0:13413ea9a877 | 1625 | /** |
ganlikun | 0:13413ea9a877 | 1626 | * @brief Enable asynchronous start |
ganlikun | 0:13413ea9a877 | 1627 | * @rmtoll I2SCFGR ASTRTEN LL_I2S_EnableAsyncStart |
ganlikun | 0:13413ea9a877 | 1628 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1629 | * @retval None |
ganlikun | 0:13413ea9a877 | 1630 | */ |
ganlikun | 0:13413ea9a877 | 1631 | __STATIC_INLINE void LL_I2S_EnableAsyncStart(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1632 | { |
ganlikun | 0:13413ea9a877 | 1633 | SET_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_ASTRTEN); |
ganlikun | 0:13413ea9a877 | 1634 | } |
ganlikun | 0:13413ea9a877 | 1635 | |
ganlikun | 0:13413ea9a877 | 1636 | /** |
ganlikun | 0:13413ea9a877 | 1637 | * @brief Disable asynchronous start |
ganlikun | 0:13413ea9a877 | 1638 | * @rmtoll I2SCFGR ASTRTEN LL_I2S_DisableAsyncStart |
ganlikun | 0:13413ea9a877 | 1639 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1640 | * @retval None |
ganlikun | 0:13413ea9a877 | 1641 | */ |
ganlikun | 0:13413ea9a877 | 1642 | __STATIC_INLINE void LL_I2S_DisableAsyncStart(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1643 | { |
ganlikun | 0:13413ea9a877 | 1644 | CLEAR_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_ASTRTEN); |
ganlikun | 0:13413ea9a877 | 1645 | } |
ganlikun | 0:13413ea9a877 | 1646 | |
ganlikun | 0:13413ea9a877 | 1647 | /** |
ganlikun | 0:13413ea9a877 | 1648 | * @brief Check if asynchronous start is enabled |
ganlikun | 0:13413ea9a877 | 1649 | * @rmtoll I2SCFGR ASTRTEN LL_I2S_IsEnabledAsyncStart |
ganlikun | 0:13413ea9a877 | 1650 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1651 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1652 | */ |
ganlikun | 0:13413ea9a877 | 1653 | __STATIC_INLINE uint32_t LL_I2S_IsEnabledAsyncStart(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1654 | { |
ganlikun | 0:13413ea9a877 | 1655 | return (READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_ASTRTEN) == (SPI_I2SCFGR_ASTRTEN)); |
ganlikun | 0:13413ea9a877 | 1656 | } |
ganlikun | 0:13413ea9a877 | 1657 | #endif /* SPI_I2SCFGR_ASTRTEN */ |
ganlikun | 0:13413ea9a877 | 1658 | |
ganlikun | 0:13413ea9a877 | 1659 | /** |
ganlikun | 0:13413ea9a877 | 1660 | * @} |
ganlikun | 0:13413ea9a877 | 1661 | */ |
ganlikun | 0:13413ea9a877 | 1662 | |
ganlikun | 0:13413ea9a877 | 1663 | /** @defgroup I2S_LL_EF_FLAG FLAG Management |
ganlikun | 0:13413ea9a877 | 1664 | * @{ |
ganlikun | 0:13413ea9a877 | 1665 | */ |
ganlikun | 0:13413ea9a877 | 1666 | |
ganlikun | 0:13413ea9a877 | 1667 | /** |
ganlikun | 0:13413ea9a877 | 1668 | * @brief Check if Rx buffer is not empty |
ganlikun | 0:13413ea9a877 | 1669 | * @rmtoll SR RXNE LL_I2S_IsActiveFlag_RXNE |
ganlikun | 0:13413ea9a877 | 1670 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1671 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1672 | */ |
ganlikun | 0:13413ea9a877 | 1673 | __STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_RXNE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1674 | { |
ganlikun | 0:13413ea9a877 | 1675 | return LL_SPI_IsActiveFlag_RXNE(SPIx); |
ganlikun | 0:13413ea9a877 | 1676 | } |
ganlikun | 0:13413ea9a877 | 1677 | |
ganlikun | 0:13413ea9a877 | 1678 | /** |
ganlikun | 0:13413ea9a877 | 1679 | * @brief Check if Tx buffer is empty |
ganlikun | 0:13413ea9a877 | 1680 | * @rmtoll SR TXE LL_I2S_IsActiveFlag_TXE |
ganlikun | 0:13413ea9a877 | 1681 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1682 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1683 | */ |
ganlikun | 0:13413ea9a877 | 1684 | __STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_TXE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1685 | { |
ganlikun | 0:13413ea9a877 | 1686 | return LL_SPI_IsActiveFlag_TXE(SPIx); |
ganlikun | 0:13413ea9a877 | 1687 | } |
ganlikun | 0:13413ea9a877 | 1688 | |
ganlikun | 0:13413ea9a877 | 1689 | /** |
ganlikun | 0:13413ea9a877 | 1690 | * @brief Get busy flag |
ganlikun | 0:13413ea9a877 | 1691 | * @rmtoll SR BSY LL_I2S_IsActiveFlag_BSY |
ganlikun | 0:13413ea9a877 | 1692 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1693 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1694 | */ |
ganlikun | 0:13413ea9a877 | 1695 | __STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_BSY(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1696 | { |
ganlikun | 0:13413ea9a877 | 1697 | return LL_SPI_IsActiveFlag_BSY(SPIx); |
ganlikun | 0:13413ea9a877 | 1698 | } |
ganlikun | 0:13413ea9a877 | 1699 | |
ganlikun | 0:13413ea9a877 | 1700 | /** |
ganlikun | 0:13413ea9a877 | 1701 | * @brief Get overrun error flag |
ganlikun | 0:13413ea9a877 | 1702 | * @rmtoll SR OVR LL_I2S_IsActiveFlag_OVR |
ganlikun | 0:13413ea9a877 | 1703 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1704 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1705 | */ |
ganlikun | 0:13413ea9a877 | 1706 | __STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_OVR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1707 | { |
ganlikun | 0:13413ea9a877 | 1708 | return LL_SPI_IsActiveFlag_OVR(SPIx); |
ganlikun | 0:13413ea9a877 | 1709 | } |
ganlikun | 0:13413ea9a877 | 1710 | |
ganlikun | 0:13413ea9a877 | 1711 | /** |
ganlikun | 0:13413ea9a877 | 1712 | * @brief Get underrun error flag |
ganlikun | 0:13413ea9a877 | 1713 | * @rmtoll SR UDR LL_I2S_IsActiveFlag_UDR |
ganlikun | 0:13413ea9a877 | 1714 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1715 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1716 | */ |
ganlikun | 0:13413ea9a877 | 1717 | __STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_UDR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1718 | { |
ganlikun | 0:13413ea9a877 | 1719 | return (READ_BIT(SPIx->SR, SPI_SR_UDR) == (SPI_SR_UDR)); |
ganlikun | 0:13413ea9a877 | 1720 | } |
ganlikun | 0:13413ea9a877 | 1721 | |
ganlikun | 0:13413ea9a877 | 1722 | /** |
ganlikun | 0:13413ea9a877 | 1723 | * @brief Get frame format error flag |
ganlikun | 0:13413ea9a877 | 1724 | * @rmtoll SR FRE LL_I2S_IsActiveFlag_FRE |
ganlikun | 0:13413ea9a877 | 1725 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1726 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1727 | */ |
ganlikun | 0:13413ea9a877 | 1728 | __STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_FRE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1729 | { |
ganlikun | 0:13413ea9a877 | 1730 | return LL_SPI_IsActiveFlag_FRE(SPIx); |
ganlikun | 0:13413ea9a877 | 1731 | } |
ganlikun | 0:13413ea9a877 | 1732 | |
ganlikun | 0:13413ea9a877 | 1733 | /** |
ganlikun | 0:13413ea9a877 | 1734 | * @brief Get channel side flag. |
ganlikun | 0:13413ea9a877 | 1735 | * @note 0: Channel Left has to be transmitted or has been received\n |
ganlikun | 0:13413ea9a877 | 1736 | * 1: Channel Right has to be transmitted or has been received\n |
ganlikun | 0:13413ea9a877 | 1737 | * It has no significance in PCM mode. |
ganlikun | 0:13413ea9a877 | 1738 | * @rmtoll SR CHSIDE LL_I2S_IsActiveFlag_CHSIDE |
ganlikun | 0:13413ea9a877 | 1739 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1740 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1741 | */ |
ganlikun | 0:13413ea9a877 | 1742 | __STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_CHSIDE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1743 | { |
ganlikun | 0:13413ea9a877 | 1744 | return (READ_BIT(SPIx->SR, SPI_SR_CHSIDE) == (SPI_SR_CHSIDE)); |
ganlikun | 0:13413ea9a877 | 1745 | } |
ganlikun | 0:13413ea9a877 | 1746 | |
ganlikun | 0:13413ea9a877 | 1747 | /** |
ganlikun | 0:13413ea9a877 | 1748 | * @brief Clear overrun error flag |
ganlikun | 0:13413ea9a877 | 1749 | * @rmtoll SR OVR LL_I2S_ClearFlag_OVR |
ganlikun | 0:13413ea9a877 | 1750 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1751 | * @retval None |
ganlikun | 0:13413ea9a877 | 1752 | */ |
ganlikun | 0:13413ea9a877 | 1753 | __STATIC_INLINE void LL_I2S_ClearFlag_OVR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1754 | { |
ganlikun | 0:13413ea9a877 | 1755 | LL_SPI_ClearFlag_OVR(SPIx); |
ganlikun | 0:13413ea9a877 | 1756 | } |
ganlikun | 0:13413ea9a877 | 1757 | |
ganlikun | 0:13413ea9a877 | 1758 | /** |
ganlikun | 0:13413ea9a877 | 1759 | * @brief Clear underrun error flag |
ganlikun | 0:13413ea9a877 | 1760 | * @rmtoll SR UDR LL_I2S_ClearFlag_UDR |
ganlikun | 0:13413ea9a877 | 1761 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1762 | * @retval None |
ganlikun | 0:13413ea9a877 | 1763 | */ |
ganlikun | 0:13413ea9a877 | 1764 | __STATIC_INLINE void LL_I2S_ClearFlag_UDR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1765 | { |
ganlikun | 0:13413ea9a877 | 1766 | __IO uint32_t tmpreg; |
ganlikun | 0:13413ea9a877 | 1767 | tmpreg = SPIx->SR; |
ganlikun | 0:13413ea9a877 | 1768 | (void)tmpreg; |
ganlikun | 0:13413ea9a877 | 1769 | } |
ganlikun | 0:13413ea9a877 | 1770 | |
ganlikun | 0:13413ea9a877 | 1771 | /** |
ganlikun | 0:13413ea9a877 | 1772 | * @brief Clear frame format error flag |
ganlikun | 0:13413ea9a877 | 1773 | * @rmtoll SR FRE LL_I2S_ClearFlag_FRE |
ganlikun | 0:13413ea9a877 | 1774 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1775 | * @retval None |
ganlikun | 0:13413ea9a877 | 1776 | */ |
ganlikun | 0:13413ea9a877 | 1777 | __STATIC_INLINE void LL_I2S_ClearFlag_FRE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1778 | { |
ganlikun | 0:13413ea9a877 | 1779 | LL_SPI_ClearFlag_FRE(SPIx); |
ganlikun | 0:13413ea9a877 | 1780 | } |
ganlikun | 0:13413ea9a877 | 1781 | |
ganlikun | 0:13413ea9a877 | 1782 | /** |
ganlikun | 0:13413ea9a877 | 1783 | * @} |
ganlikun | 0:13413ea9a877 | 1784 | */ |
ganlikun | 0:13413ea9a877 | 1785 | |
ganlikun | 0:13413ea9a877 | 1786 | /** @defgroup I2S_LL_EF_IT Interrupt Management |
ganlikun | 0:13413ea9a877 | 1787 | * @{ |
ganlikun | 0:13413ea9a877 | 1788 | */ |
ganlikun | 0:13413ea9a877 | 1789 | |
ganlikun | 0:13413ea9a877 | 1790 | /** |
ganlikun | 0:13413ea9a877 | 1791 | * @brief Enable error IT |
ganlikun | 0:13413ea9a877 | 1792 | * @note This bit controls the generation of an interrupt when an error condition occurs (OVR, UDR and FRE in I2S mode). |
ganlikun | 0:13413ea9a877 | 1793 | * @rmtoll CR2 ERRIE LL_I2S_EnableIT_ERR |
ganlikun | 0:13413ea9a877 | 1794 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1795 | * @retval None |
ganlikun | 0:13413ea9a877 | 1796 | */ |
ganlikun | 0:13413ea9a877 | 1797 | __STATIC_INLINE void LL_I2S_EnableIT_ERR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1798 | { |
ganlikun | 0:13413ea9a877 | 1799 | LL_SPI_EnableIT_ERR(SPIx); |
ganlikun | 0:13413ea9a877 | 1800 | } |
ganlikun | 0:13413ea9a877 | 1801 | |
ganlikun | 0:13413ea9a877 | 1802 | /** |
ganlikun | 0:13413ea9a877 | 1803 | * @brief Enable Rx buffer not empty IT |
ganlikun | 0:13413ea9a877 | 1804 | * @rmtoll CR2 RXNEIE LL_I2S_EnableIT_RXNE |
ganlikun | 0:13413ea9a877 | 1805 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1806 | * @retval None |
ganlikun | 0:13413ea9a877 | 1807 | */ |
ganlikun | 0:13413ea9a877 | 1808 | __STATIC_INLINE void LL_I2S_EnableIT_RXNE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1809 | { |
ganlikun | 0:13413ea9a877 | 1810 | LL_SPI_EnableIT_RXNE(SPIx); |
ganlikun | 0:13413ea9a877 | 1811 | } |
ganlikun | 0:13413ea9a877 | 1812 | |
ganlikun | 0:13413ea9a877 | 1813 | /** |
ganlikun | 0:13413ea9a877 | 1814 | * @brief Enable Tx buffer empty IT |
ganlikun | 0:13413ea9a877 | 1815 | * @rmtoll CR2 TXEIE LL_I2S_EnableIT_TXE |
ganlikun | 0:13413ea9a877 | 1816 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1817 | * @retval None |
ganlikun | 0:13413ea9a877 | 1818 | */ |
ganlikun | 0:13413ea9a877 | 1819 | __STATIC_INLINE void LL_I2S_EnableIT_TXE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1820 | { |
ganlikun | 0:13413ea9a877 | 1821 | LL_SPI_EnableIT_TXE(SPIx); |
ganlikun | 0:13413ea9a877 | 1822 | } |
ganlikun | 0:13413ea9a877 | 1823 | |
ganlikun | 0:13413ea9a877 | 1824 | /** |
ganlikun | 0:13413ea9a877 | 1825 | * @brief Disable error IT |
ganlikun | 0:13413ea9a877 | 1826 | * @note This bit controls the generation of an interrupt when an error condition occurs (OVR, UDR and FRE in I2S mode). |
ganlikun | 0:13413ea9a877 | 1827 | * @rmtoll CR2 ERRIE LL_I2S_DisableIT_ERR |
ganlikun | 0:13413ea9a877 | 1828 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1829 | * @retval None |
ganlikun | 0:13413ea9a877 | 1830 | */ |
ganlikun | 0:13413ea9a877 | 1831 | __STATIC_INLINE void LL_I2S_DisableIT_ERR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1832 | { |
ganlikun | 0:13413ea9a877 | 1833 | LL_SPI_DisableIT_ERR(SPIx); |
ganlikun | 0:13413ea9a877 | 1834 | } |
ganlikun | 0:13413ea9a877 | 1835 | |
ganlikun | 0:13413ea9a877 | 1836 | /** |
ganlikun | 0:13413ea9a877 | 1837 | * @brief Disable Rx buffer not empty IT |
ganlikun | 0:13413ea9a877 | 1838 | * @rmtoll CR2 RXNEIE LL_I2S_DisableIT_RXNE |
ganlikun | 0:13413ea9a877 | 1839 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1840 | * @retval None |
ganlikun | 0:13413ea9a877 | 1841 | */ |
ganlikun | 0:13413ea9a877 | 1842 | __STATIC_INLINE void LL_I2S_DisableIT_RXNE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1843 | { |
ganlikun | 0:13413ea9a877 | 1844 | LL_SPI_DisableIT_RXNE(SPIx); |
ganlikun | 0:13413ea9a877 | 1845 | } |
ganlikun | 0:13413ea9a877 | 1846 | |
ganlikun | 0:13413ea9a877 | 1847 | /** |
ganlikun | 0:13413ea9a877 | 1848 | * @brief Disable Tx buffer empty IT |
ganlikun | 0:13413ea9a877 | 1849 | * @rmtoll CR2 TXEIE LL_I2S_DisableIT_TXE |
ganlikun | 0:13413ea9a877 | 1850 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1851 | * @retval None |
ganlikun | 0:13413ea9a877 | 1852 | */ |
ganlikun | 0:13413ea9a877 | 1853 | __STATIC_INLINE void LL_I2S_DisableIT_TXE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1854 | { |
ganlikun | 0:13413ea9a877 | 1855 | LL_SPI_DisableIT_TXE(SPIx); |
ganlikun | 0:13413ea9a877 | 1856 | } |
ganlikun | 0:13413ea9a877 | 1857 | |
ganlikun | 0:13413ea9a877 | 1858 | /** |
ganlikun | 0:13413ea9a877 | 1859 | * @brief Check if ERR IT is enabled |
ganlikun | 0:13413ea9a877 | 1860 | * @rmtoll CR2 ERRIE LL_I2S_IsEnabledIT_ERR |
ganlikun | 0:13413ea9a877 | 1861 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1862 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1863 | */ |
ganlikun | 0:13413ea9a877 | 1864 | __STATIC_INLINE uint32_t LL_I2S_IsEnabledIT_ERR(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1865 | { |
ganlikun | 0:13413ea9a877 | 1866 | return LL_SPI_IsEnabledIT_ERR(SPIx); |
ganlikun | 0:13413ea9a877 | 1867 | } |
ganlikun | 0:13413ea9a877 | 1868 | |
ganlikun | 0:13413ea9a877 | 1869 | /** |
ganlikun | 0:13413ea9a877 | 1870 | * @brief Check if RXNE IT is enabled |
ganlikun | 0:13413ea9a877 | 1871 | * @rmtoll CR2 RXNEIE LL_I2S_IsEnabledIT_RXNE |
ganlikun | 0:13413ea9a877 | 1872 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1873 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1874 | */ |
ganlikun | 0:13413ea9a877 | 1875 | __STATIC_INLINE uint32_t LL_I2S_IsEnabledIT_RXNE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1876 | { |
ganlikun | 0:13413ea9a877 | 1877 | return LL_SPI_IsEnabledIT_RXNE(SPIx); |
ganlikun | 0:13413ea9a877 | 1878 | } |
ganlikun | 0:13413ea9a877 | 1879 | |
ganlikun | 0:13413ea9a877 | 1880 | /** |
ganlikun | 0:13413ea9a877 | 1881 | * @brief Check if TXE IT is enabled |
ganlikun | 0:13413ea9a877 | 1882 | * @rmtoll CR2 TXEIE LL_I2S_IsEnabledIT_TXE |
ganlikun | 0:13413ea9a877 | 1883 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1884 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1885 | */ |
ganlikun | 0:13413ea9a877 | 1886 | __STATIC_INLINE uint32_t LL_I2S_IsEnabledIT_TXE(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1887 | { |
ganlikun | 0:13413ea9a877 | 1888 | return LL_SPI_IsEnabledIT_TXE(SPIx); |
ganlikun | 0:13413ea9a877 | 1889 | } |
ganlikun | 0:13413ea9a877 | 1890 | |
ganlikun | 0:13413ea9a877 | 1891 | /** |
ganlikun | 0:13413ea9a877 | 1892 | * @} |
ganlikun | 0:13413ea9a877 | 1893 | */ |
ganlikun | 0:13413ea9a877 | 1894 | |
ganlikun | 0:13413ea9a877 | 1895 | /** @defgroup I2S_LL_EF_DMA DMA Management |
ganlikun | 0:13413ea9a877 | 1896 | * @{ |
ganlikun | 0:13413ea9a877 | 1897 | */ |
ganlikun | 0:13413ea9a877 | 1898 | |
ganlikun | 0:13413ea9a877 | 1899 | /** |
ganlikun | 0:13413ea9a877 | 1900 | * @brief Enable DMA Rx |
ganlikun | 0:13413ea9a877 | 1901 | * @rmtoll CR2 RXDMAEN LL_I2S_EnableDMAReq_RX |
ganlikun | 0:13413ea9a877 | 1902 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1903 | * @retval None |
ganlikun | 0:13413ea9a877 | 1904 | */ |
ganlikun | 0:13413ea9a877 | 1905 | __STATIC_INLINE void LL_I2S_EnableDMAReq_RX(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1906 | { |
ganlikun | 0:13413ea9a877 | 1907 | LL_SPI_EnableDMAReq_RX(SPIx); |
ganlikun | 0:13413ea9a877 | 1908 | } |
ganlikun | 0:13413ea9a877 | 1909 | |
ganlikun | 0:13413ea9a877 | 1910 | /** |
ganlikun | 0:13413ea9a877 | 1911 | * @brief Disable DMA Rx |
ganlikun | 0:13413ea9a877 | 1912 | * @rmtoll CR2 RXDMAEN LL_I2S_DisableDMAReq_RX |
ganlikun | 0:13413ea9a877 | 1913 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1914 | * @retval None |
ganlikun | 0:13413ea9a877 | 1915 | */ |
ganlikun | 0:13413ea9a877 | 1916 | __STATIC_INLINE void LL_I2S_DisableDMAReq_RX(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1917 | { |
ganlikun | 0:13413ea9a877 | 1918 | LL_SPI_DisableDMAReq_RX(SPIx); |
ganlikun | 0:13413ea9a877 | 1919 | } |
ganlikun | 0:13413ea9a877 | 1920 | |
ganlikun | 0:13413ea9a877 | 1921 | /** |
ganlikun | 0:13413ea9a877 | 1922 | * @brief Check if DMA Rx is enabled |
ganlikun | 0:13413ea9a877 | 1923 | * @rmtoll CR2 RXDMAEN LL_I2S_IsEnabledDMAReq_RX |
ganlikun | 0:13413ea9a877 | 1924 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1925 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1926 | */ |
ganlikun | 0:13413ea9a877 | 1927 | __STATIC_INLINE uint32_t LL_I2S_IsEnabledDMAReq_RX(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1928 | { |
ganlikun | 0:13413ea9a877 | 1929 | return LL_SPI_IsEnabledDMAReq_RX(SPIx); |
ganlikun | 0:13413ea9a877 | 1930 | } |
ganlikun | 0:13413ea9a877 | 1931 | |
ganlikun | 0:13413ea9a877 | 1932 | /** |
ganlikun | 0:13413ea9a877 | 1933 | * @brief Enable DMA Tx |
ganlikun | 0:13413ea9a877 | 1934 | * @rmtoll CR2 TXDMAEN LL_I2S_EnableDMAReq_TX |
ganlikun | 0:13413ea9a877 | 1935 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1936 | * @retval None |
ganlikun | 0:13413ea9a877 | 1937 | */ |
ganlikun | 0:13413ea9a877 | 1938 | __STATIC_INLINE void LL_I2S_EnableDMAReq_TX(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1939 | { |
ganlikun | 0:13413ea9a877 | 1940 | LL_SPI_EnableDMAReq_TX(SPIx); |
ganlikun | 0:13413ea9a877 | 1941 | } |
ganlikun | 0:13413ea9a877 | 1942 | |
ganlikun | 0:13413ea9a877 | 1943 | /** |
ganlikun | 0:13413ea9a877 | 1944 | * @brief Disable DMA Tx |
ganlikun | 0:13413ea9a877 | 1945 | * @rmtoll CR2 TXDMAEN LL_I2S_DisableDMAReq_TX |
ganlikun | 0:13413ea9a877 | 1946 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1947 | * @retval None |
ganlikun | 0:13413ea9a877 | 1948 | */ |
ganlikun | 0:13413ea9a877 | 1949 | __STATIC_INLINE void LL_I2S_DisableDMAReq_TX(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1950 | { |
ganlikun | 0:13413ea9a877 | 1951 | LL_SPI_DisableDMAReq_TX(SPIx); |
ganlikun | 0:13413ea9a877 | 1952 | } |
ganlikun | 0:13413ea9a877 | 1953 | |
ganlikun | 0:13413ea9a877 | 1954 | /** |
ganlikun | 0:13413ea9a877 | 1955 | * @brief Check if DMA Tx is enabled |
ganlikun | 0:13413ea9a877 | 1956 | * @rmtoll CR2 TXDMAEN LL_I2S_IsEnabledDMAReq_TX |
ganlikun | 0:13413ea9a877 | 1957 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1958 | * @retval State of bit (1 or 0). |
ganlikun | 0:13413ea9a877 | 1959 | */ |
ganlikun | 0:13413ea9a877 | 1960 | __STATIC_INLINE uint32_t LL_I2S_IsEnabledDMAReq_TX(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1961 | { |
ganlikun | 0:13413ea9a877 | 1962 | return LL_SPI_IsEnabledDMAReq_TX(SPIx); |
ganlikun | 0:13413ea9a877 | 1963 | } |
ganlikun | 0:13413ea9a877 | 1964 | |
ganlikun | 0:13413ea9a877 | 1965 | /** |
ganlikun | 0:13413ea9a877 | 1966 | * @} |
ganlikun | 0:13413ea9a877 | 1967 | */ |
ganlikun | 0:13413ea9a877 | 1968 | |
ganlikun | 0:13413ea9a877 | 1969 | /** @defgroup I2S_LL_EF_DATA DATA Management |
ganlikun | 0:13413ea9a877 | 1970 | * @{ |
ganlikun | 0:13413ea9a877 | 1971 | */ |
ganlikun | 0:13413ea9a877 | 1972 | |
ganlikun | 0:13413ea9a877 | 1973 | /** |
ganlikun | 0:13413ea9a877 | 1974 | * @brief Read 16-Bits in data register |
ganlikun | 0:13413ea9a877 | 1975 | * @rmtoll DR DR LL_I2S_ReceiveData16 |
ganlikun | 0:13413ea9a877 | 1976 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1977 | * @retval RxData Value between Min_Data=0x0000 and Max_Data=0xFFFF |
ganlikun | 0:13413ea9a877 | 1978 | */ |
ganlikun | 0:13413ea9a877 | 1979 | __STATIC_INLINE uint16_t LL_I2S_ReceiveData16(SPI_TypeDef *SPIx) |
ganlikun | 0:13413ea9a877 | 1980 | { |
ganlikun | 0:13413ea9a877 | 1981 | return LL_SPI_ReceiveData16(SPIx); |
ganlikun | 0:13413ea9a877 | 1982 | } |
ganlikun | 0:13413ea9a877 | 1983 | |
ganlikun | 0:13413ea9a877 | 1984 | /** |
ganlikun | 0:13413ea9a877 | 1985 | * @brief Write 16-Bits in data register |
ganlikun | 0:13413ea9a877 | 1986 | * @rmtoll DR DR LL_I2S_TransmitData16 |
ganlikun | 0:13413ea9a877 | 1987 | * @param SPIx SPI Instance |
ganlikun | 0:13413ea9a877 | 1988 | * @param TxData Value between Min_Data=0x0000 and Max_Data=0xFFFF |
ganlikun | 0:13413ea9a877 | 1989 | * @retval None |
ganlikun | 0:13413ea9a877 | 1990 | */ |
ganlikun | 0:13413ea9a877 | 1991 | __STATIC_INLINE void LL_I2S_TransmitData16(SPI_TypeDef *SPIx, uint16_t TxData) |
ganlikun | 0:13413ea9a877 | 1992 | { |
ganlikun | 0:13413ea9a877 | 1993 | LL_SPI_TransmitData16(SPIx, TxData); |
ganlikun | 0:13413ea9a877 | 1994 | } |
ganlikun | 0:13413ea9a877 | 1995 | |
ganlikun | 0:13413ea9a877 | 1996 | /** |
ganlikun | 0:13413ea9a877 | 1997 | * @} |
ganlikun | 0:13413ea9a877 | 1998 | */ |
ganlikun | 0:13413ea9a877 | 1999 | |
ganlikun | 0:13413ea9a877 | 2000 | #if defined(USE_FULL_LL_DRIVER) |
ganlikun | 0:13413ea9a877 | 2001 | /** @defgroup I2S_LL_EF_Init Initialization and de-initialization functions |
ganlikun | 0:13413ea9a877 | 2002 | * @{ |
ganlikun | 0:13413ea9a877 | 2003 | */ |
ganlikun | 0:13413ea9a877 | 2004 | |
ganlikun | 0:13413ea9a877 | 2005 | ErrorStatus LL_I2S_DeInit(SPI_TypeDef *SPIx); |
ganlikun | 0:13413ea9a877 | 2006 | ErrorStatus LL_I2S_Init(SPI_TypeDef *SPIx, LL_I2S_InitTypeDef *I2S_InitStruct); |
ganlikun | 0:13413ea9a877 | 2007 | void LL_I2S_StructInit(LL_I2S_InitTypeDef *I2S_InitStruct); |
ganlikun | 0:13413ea9a877 | 2008 | void LL_I2S_ConfigPrescaler(SPI_TypeDef *SPIx, uint32_t PrescalerLinear, uint32_t PrescalerParity); |
ganlikun | 0:13413ea9a877 | 2009 | #if defined (SPI_I2S_FULLDUPLEX_SUPPORT) |
ganlikun | 0:13413ea9a877 | 2010 | ErrorStatus LL_I2S_InitFullDuplex(SPI_TypeDef *I2Sxext, LL_I2S_InitTypeDef *I2S_InitStruct); |
ganlikun | 0:13413ea9a877 | 2011 | #endif /* SPI_I2S_FULLDUPLEX_SUPPORT */ |
ganlikun | 0:13413ea9a877 | 2012 | |
ganlikun | 0:13413ea9a877 | 2013 | /** |
ganlikun | 0:13413ea9a877 | 2014 | * @} |
ganlikun | 0:13413ea9a877 | 2015 | */ |
ganlikun | 0:13413ea9a877 | 2016 | #endif /* USE_FULL_LL_DRIVER */ |
ganlikun | 0:13413ea9a877 | 2017 | |
ganlikun | 0:13413ea9a877 | 2018 | /** |
ganlikun | 0:13413ea9a877 | 2019 | * @} |
ganlikun | 0:13413ea9a877 | 2020 | */ |
ganlikun | 0:13413ea9a877 | 2021 | |
ganlikun | 0:13413ea9a877 | 2022 | /** |
ganlikun | 0:13413ea9a877 | 2023 | * @} |
ganlikun | 0:13413ea9a877 | 2024 | */ |
ganlikun | 0:13413ea9a877 | 2025 | |
ganlikun | 0:13413ea9a877 | 2026 | #endif /* defined (SPI1) || defined (SPI2) || defined (SPI3) || defined (SPI4) || defined (SPI5) || defined(SPI6) */ |
ganlikun | 0:13413ea9a877 | 2027 | |
ganlikun | 0:13413ea9a877 | 2028 | /** |
ganlikun | 0:13413ea9a877 | 2029 | * @} |
ganlikun | 0:13413ea9a877 | 2030 | */ |
ganlikun | 0:13413ea9a877 | 2031 | |
ganlikun | 0:13413ea9a877 | 2032 | #ifdef __cplusplus |
ganlikun | 0:13413ea9a877 | 2033 | } |
ganlikun | 0:13413ea9a877 | 2034 | #endif |
ganlikun | 0:13413ea9a877 | 2035 | |
ganlikun | 0:13413ea9a877 | 2036 | #endif /* __STM32F4xx_LL_SPI_H */ |
ganlikun | 0:13413ea9a877 | 2037 | |
ganlikun | 0:13413ea9a877 | 2038 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
ganlikun | 0:13413ea9a877 | 2039 |