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TARGET_DISCO_L496AG/TOOLCHAIN_IAR/stm32l4xx_ll_spi.h@172:65be27845400, 2019-02-20 (annotated)
- Committer:
- AnnaBridge
- Date:
- Wed Feb 20 20:53:29 2019 +0000
- Revision:
- 172:65be27845400
- Parent:
- 171:3a7713b1edbc
mbed library release version 165
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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AnnaBridge | 145:64910690c574 | 1 | /** |
AnnaBridge | 145:64910690c574 | 2 | ****************************************************************************** |
AnnaBridge | 145:64910690c574 | 3 | * @file stm32l4xx_ll_spi.h |
AnnaBridge | 145:64910690c574 | 4 | * @author MCD Application Team |
AnnaBridge | 145:64910690c574 | 5 | * @brief Header file of SPI LL module. |
AnnaBridge | 145:64910690c574 | 6 | ****************************************************************************** |
AnnaBridge | 145:64910690c574 | 7 | * @attention |
AnnaBridge | 145:64910690c574 | 8 | * |
AnnaBridge | 145:64910690c574 | 9 | * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> |
AnnaBridge | 145:64910690c574 | 10 | * |
AnnaBridge | 145:64910690c574 | 11 | * Redistribution and use in source and binary forms, with or without modification, |
AnnaBridge | 145:64910690c574 | 12 | * are permitted provided that the following conditions are met: |
AnnaBridge | 145:64910690c574 | 13 | * 1. Redistributions of source code must retain the above copyright notice, |
AnnaBridge | 145:64910690c574 | 14 | * this list of conditions and the following disclaimer. |
AnnaBridge | 145:64910690c574 | 15 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
AnnaBridge | 145:64910690c574 | 16 | * this list of conditions and the following disclaimer in the documentation |
AnnaBridge | 145:64910690c574 | 17 | * and/or other materials provided with the distribution. |
AnnaBridge | 145:64910690c574 | 18 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
AnnaBridge | 145:64910690c574 | 19 | * may be used to endorse or promote products derived from this software |
AnnaBridge | 145:64910690c574 | 20 | * without specific prior written permission. |
AnnaBridge | 145:64910690c574 | 21 | * |
AnnaBridge | 145:64910690c574 | 22 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
AnnaBridge | 145:64910690c574 | 23 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
AnnaBridge | 145:64910690c574 | 24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
AnnaBridge | 145:64910690c574 | 25 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
AnnaBridge | 145:64910690c574 | 26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
AnnaBridge | 145:64910690c574 | 27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
AnnaBridge | 145:64910690c574 | 28 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
AnnaBridge | 145:64910690c574 | 29 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
AnnaBridge | 145:64910690c574 | 30 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
AnnaBridge | 145:64910690c574 | 31 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
AnnaBridge | 145:64910690c574 | 32 | * |
AnnaBridge | 145:64910690c574 | 33 | ****************************************************************************** |
AnnaBridge | 145:64910690c574 | 34 | */ |
AnnaBridge | 145:64910690c574 | 35 | |
AnnaBridge | 145:64910690c574 | 36 | /* Define to prevent recursive inclusion -------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 37 | #ifndef __STM32L4xx_LL_SPI_H |
AnnaBridge | 145:64910690c574 | 38 | #define __STM32L4xx_LL_SPI_H |
AnnaBridge | 145:64910690c574 | 39 | |
AnnaBridge | 145:64910690c574 | 40 | #ifdef __cplusplus |
AnnaBridge | 145:64910690c574 | 41 | extern "C" { |
AnnaBridge | 145:64910690c574 | 42 | #endif |
AnnaBridge | 145:64910690c574 | 43 | |
AnnaBridge | 145:64910690c574 | 44 | /* Includes ------------------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 45 | #include "stm32l4xx.h" |
AnnaBridge | 145:64910690c574 | 46 | |
AnnaBridge | 145:64910690c574 | 47 | /** @addtogroup STM32L4xx_LL_Driver |
AnnaBridge | 145:64910690c574 | 48 | * @{ |
AnnaBridge | 145:64910690c574 | 49 | */ |
AnnaBridge | 145:64910690c574 | 50 | |
AnnaBridge | 145:64910690c574 | 51 | #if defined (SPI1) || defined (SPI2) || defined (SPI3) |
AnnaBridge | 145:64910690c574 | 52 | |
AnnaBridge | 145:64910690c574 | 53 | /** @defgroup SPI_LL SPI |
AnnaBridge | 145:64910690c574 | 54 | * @{ |
AnnaBridge | 145:64910690c574 | 55 | */ |
AnnaBridge | 145:64910690c574 | 56 | |
AnnaBridge | 145:64910690c574 | 57 | /* Private types -------------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 58 | /* Private variables ---------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 59 | /* Private macros ------------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 60 | |
AnnaBridge | 145:64910690c574 | 61 | /* Exported types ------------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 62 | #if defined(USE_FULL_LL_DRIVER) |
AnnaBridge | 145:64910690c574 | 63 | /** @defgroup SPI_LL_ES_INIT SPI Exported Init structure |
AnnaBridge | 145:64910690c574 | 64 | * @{ |
AnnaBridge | 145:64910690c574 | 65 | */ |
AnnaBridge | 145:64910690c574 | 66 | |
AnnaBridge | 145:64910690c574 | 67 | /** |
AnnaBridge | 145:64910690c574 | 68 | * @brief SPI Init structures definition |
AnnaBridge | 145:64910690c574 | 69 | */ |
AnnaBridge | 145:64910690c574 | 70 | typedef struct |
AnnaBridge | 145:64910690c574 | 71 | { |
AnnaBridge | 145:64910690c574 | 72 | uint32_t TransferDirection; /*!< Specifies the SPI unidirectional or bidirectional data mode. |
AnnaBridge | 145:64910690c574 | 73 | This parameter can be a value of @ref SPI_LL_EC_TRANSFER_MODE. |
AnnaBridge | 145:64910690c574 | 74 | |
AnnaBridge | 145:64910690c574 | 75 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetTransferDirection().*/ |
AnnaBridge | 145:64910690c574 | 76 | |
AnnaBridge | 145:64910690c574 | 77 | uint32_t Mode; /*!< Specifies the SPI mode (Master/Slave). |
AnnaBridge | 145:64910690c574 | 78 | This parameter can be a value of @ref SPI_LL_EC_MODE. |
AnnaBridge | 145:64910690c574 | 79 | |
AnnaBridge | 145:64910690c574 | 80 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetMode().*/ |
AnnaBridge | 145:64910690c574 | 81 | |
AnnaBridge | 145:64910690c574 | 82 | uint32_t DataWidth; /*!< Specifies the SPI data width. |
AnnaBridge | 145:64910690c574 | 83 | This parameter can be a value of @ref SPI_LL_EC_DATAWIDTH. |
AnnaBridge | 145:64910690c574 | 84 | |
AnnaBridge | 145:64910690c574 | 85 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetDataWidth().*/ |
AnnaBridge | 145:64910690c574 | 86 | |
AnnaBridge | 145:64910690c574 | 87 | uint32_t ClockPolarity; /*!< Specifies the serial clock steady state. |
AnnaBridge | 145:64910690c574 | 88 | This parameter can be a value of @ref SPI_LL_EC_POLARITY. |
AnnaBridge | 145:64910690c574 | 89 | |
AnnaBridge | 145:64910690c574 | 90 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetClockPolarity().*/ |
AnnaBridge | 145:64910690c574 | 91 | |
AnnaBridge | 145:64910690c574 | 92 | uint32_t ClockPhase; /*!< Specifies the clock active edge for the bit capture. |
AnnaBridge | 145:64910690c574 | 93 | This parameter can be a value of @ref SPI_LL_EC_PHASE. |
AnnaBridge | 145:64910690c574 | 94 | |
AnnaBridge | 145:64910690c574 | 95 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetClockPhase().*/ |
AnnaBridge | 145:64910690c574 | 96 | |
AnnaBridge | 145:64910690c574 | 97 | uint32_t NSS; /*!< Specifies whether the NSS signal is managed by hardware (NSS pin) or by software using the SSI bit. |
AnnaBridge | 145:64910690c574 | 98 | This parameter can be a value of @ref SPI_LL_EC_NSS_MODE. |
AnnaBridge | 145:64910690c574 | 99 | |
AnnaBridge | 145:64910690c574 | 100 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetNSSMode().*/ |
AnnaBridge | 145:64910690c574 | 101 | |
AnnaBridge | 145:64910690c574 | 102 | uint32_t BaudRate; /*!< Specifies the BaudRate prescaler value which will be used to configure the transmit and receive SCK clock. |
AnnaBridge | 145:64910690c574 | 103 | This parameter can be a value of @ref SPI_LL_EC_BAUDRATEPRESCALER. |
AnnaBridge | 145:64910690c574 | 104 | @note The communication clock is derived from the master clock. The slave clock does not need to be set. |
AnnaBridge | 145:64910690c574 | 105 | |
AnnaBridge | 145:64910690c574 | 106 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetBaudRatePrescaler().*/ |
AnnaBridge | 145:64910690c574 | 107 | |
AnnaBridge | 145:64910690c574 | 108 | uint32_t BitOrder; /*!< Specifies whether data transfers start from MSB or LSB bit. |
AnnaBridge | 145:64910690c574 | 109 | This parameter can be a value of @ref SPI_LL_EC_BIT_ORDER. |
AnnaBridge | 145:64910690c574 | 110 | |
AnnaBridge | 145:64910690c574 | 111 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetTransferBitOrder().*/ |
AnnaBridge | 145:64910690c574 | 112 | |
AnnaBridge | 145:64910690c574 | 113 | uint32_t CRCCalculation; /*!< Specifies if the CRC calculation is enabled or not. |
AnnaBridge | 145:64910690c574 | 114 | This parameter can be a value of @ref SPI_LL_EC_CRC_CALCULATION. |
AnnaBridge | 145:64910690c574 | 115 | |
AnnaBridge | 145:64910690c574 | 116 | This feature can be modified afterwards using unitary functions @ref LL_SPI_EnableCRC() and @ref LL_SPI_DisableCRC().*/ |
AnnaBridge | 145:64910690c574 | 117 | |
AnnaBridge | 145:64910690c574 | 118 | uint32_t CRCPoly; /*!< Specifies the polynomial used for the CRC calculation. |
AnnaBridge | 145:64910690c574 | 119 | This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFFFF. |
AnnaBridge | 145:64910690c574 | 120 | |
AnnaBridge | 145:64910690c574 | 121 | This feature can be modified afterwards using unitary function @ref LL_SPI_SetCRCPolynomial().*/ |
AnnaBridge | 145:64910690c574 | 122 | |
AnnaBridge | 145:64910690c574 | 123 | } LL_SPI_InitTypeDef; |
AnnaBridge | 145:64910690c574 | 124 | |
AnnaBridge | 145:64910690c574 | 125 | /** |
AnnaBridge | 145:64910690c574 | 126 | * @} |
AnnaBridge | 145:64910690c574 | 127 | */ |
AnnaBridge | 145:64910690c574 | 128 | #endif /* USE_FULL_LL_DRIVER */ |
AnnaBridge | 145:64910690c574 | 129 | |
AnnaBridge | 145:64910690c574 | 130 | /* Exported constants --------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 131 | /** @defgroup SPI_LL_Exported_Constants SPI Exported Constants |
AnnaBridge | 145:64910690c574 | 132 | * @{ |
AnnaBridge | 145:64910690c574 | 133 | */ |
AnnaBridge | 145:64910690c574 | 134 | |
AnnaBridge | 145:64910690c574 | 135 | /** @defgroup SPI_LL_EC_GET_FLAG Get Flags Defines |
AnnaBridge | 145:64910690c574 | 136 | * @brief Flags defines which can be used with LL_SPI_ReadReg function |
AnnaBridge | 145:64910690c574 | 137 | * @{ |
AnnaBridge | 145:64910690c574 | 138 | */ |
AnnaBridge | 145:64910690c574 | 139 | #define LL_SPI_SR_RXNE SPI_SR_RXNE /*!< Rx buffer not empty flag */ |
AnnaBridge | 145:64910690c574 | 140 | #define LL_SPI_SR_TXE SPI_SR_TXE /*!< Tx buffer empty flag */ |
AnnaBridge | 145:64910690c574 | 141 | #define LL_SPI_SR_BSY SPI_SR_BSY /*!< Busy flag */ |
AnnaBridge | 145:64910690c574 | 142 | #define LL_SPI_SR_CRCERR SPI_SR_CRCERR /*!< CRC error flag */ |
AnnaBridge | 145:64910690c574 | 143 | #define LL_SPI_SR_MODF SPI_SR_MODF /*!< Mode fault flag */ |
AnnaBridge | 145:64910690c574 | 144 | #define LL_SPI_SR_OVR SPI_SR_OVR /*!< Overrun flag */ |
AnnaBridge | 145:64910690c574 | 145 | #define LL_SPI_SR_FRE SPI_SR_FRE /*!< TI mode frame format error flag */ |
AnnaBridge | 145:64910690c574 | 146 | /** |
AnnaBridge | 145:64910690c574 | 147 | * @} |
AnnaBridge | 145:64910690c574 | 148 | */ |
AnnaBridge | 145:64910690c574 | 149 | |
AnnaBridge | 145:64910690c574 | 150 | /** @defgroup SPI_LL_EC_IT IT Defines |
AnnaBridge | 145:64910690c574 | 151 | * @brief IT defines which can be used with LL_SPI_ReadReg and LL_SPI_WriteReg functions |
AnnaBridge | 145:64910690c574 | 152 | * @{ |
AnnaBridge | 145:64910690c574 | 153 | */ |
AnnaBridge | 145:64910690c574 | 154 | #define LL_SPI_CR2_RXNEIE SPI_CR2_RXNEIE /*!< Rx buffer not empty interrupt enable */ |
AnnaBridge | 145:64910690c574 | 155 | #define LL_SPI_CR2_TXEIE SPI_CR2_TXEIE /*!< Tx buffer empty interrupt enable */ |
AnnaBridge | 145:64910690c574 | 156 | #define LL_SPI_CR2_ERRIE SPI_CR2_ERRIE /*!< Error interrupt enable */ |
AnnaBridge | 145:64910690c574 | 157 | /** |
AnnaBridge | 145:64910690c574 | 158 | * @} |
AnnaBridge | 145:64910690c574 | 159 | */ |
AnnaBridge | 145:64910690c574 | 160 | |
AnnaBridge | 145:64910690c574 | 161 | /** @defgroup SPI_LL_EC_MODE Operation Mode |
AnnaBridge | 145:64910690c574 | 162 | * @{ |
AnnaBridge | 145:64910690c574 | 163 | */ |
AnnaBridge | 145:64910690c574 | 164 | #define LL_SPI_MODE_MASTER (SPI_CR1_MSTR | SPI_CR1_SSI) /*!< Master configuration */ |
AnnaBridge | 145:64910690c574 | 165 | #define LL_SPI_MODE_SLAVE 0x00000000U /*!< Slave configuration */ |
AnnaBridge | 145:64910690c574 | 166 | /** |
AnnaBridge | 145:64910690c574 | 167 | * @} |
AnnaBridge | 145:64910690c574 | 168 | */ |
AnnaBridge | 145:64910690c574 | 169 | |
AnnaBridge | 145:64910690c574 | 170 | /** @defgroup SPI_LL_EC_PROTOCOL Serial Protocol |
AnnaBridge | 145:64910690c574 | 171 | * @{ |
AnnaBridge | 145:64910690c574 | 172 | */ |
AnnaBridge | 145:64910690c574 | 173 | #define LL_SPI_PROTOCOL_MOTOROLA 0x00000000U /*!< Motorola mode. Used as default value */ |
AnnaBridge | 145:64910690c574 | 174 | #define LL_SPI_PROTOCOL_TI (SPI_CR2_FRF) /*!< TI mode */ |
AnnaBridge | 145:64910690c574 | 175 | /** |
AnnaBridge | 145:64910690c574 | 176 | * @} |
AnnaBridge | 145:64910690c574 | 177 | */ |
AnnaBridge | 145:64910690c574 | 178 | |
AnnaBridge | 145:64910690c574 | 179 | /** @defgroup SPI_LL_EC_PHASE Clock Phase |
AnnaBridge | 145:64910690c574 | 180 | * @{ |
AnnaBridge | 145:64910690c574 | 181 | */ |
AnnaBridge | 145:64910690c574 | 182 | #define LL_SPI_PHASE_1EDGE 0x00000000U /*!< First clock transition is the first data capture edge */ |
AnnaBridge | 145:64910690c574 | 183 | #define LL_SPI_PHASE_2EDGE (SPI_CR1_CPHA) /*!< Second clock transition is the first data capture edge */ |
AnnaBridge | 145:64910690c574 | 184 | /** |
AnnaBridge | 145:64910690c574 | 185 | * @} |
AnnaBridge | 145:64910690c574 | 186 | */ |
AnnaBridge | 145:64910690c574 | 187 | |
AnnaBridge | 145:64910690c574 | 188 | /** @defgroup SPI_LL_EC_POLARITY Clock Polarity |
AnnaBridge | 145:64910690c574 | 189 | * @{ |
AnnaBridge | 145:64910690c574 | 190 | */ |
AnnaBridge | 145:64910690c574 | 191 | #define LL_SPI_POLARITY_LOW 0x00000000U /*!< Clock to 0 when idle */ |
AnnaBridge | 145:64910690c574 | 192 | #define LL_SPI_POLARITY_HIGH (SPI_CR1_CPOL) /*!< Clock to 1 when idle */ |
AnnaBridge | 145:64910690c574 | 193 | /** |
AnnaBridge | 145:64910690c574 | 194 | * @} |
AnnaBridge | 145:64910690c574 | 195 | */ |
AnnaBridge | 145:64910690c574 | 196 | |
AnnaBridge | 145:64910690c574 | 197 | /** @defgroup SPI_LL_EC_BAUDRATEPRESCALER Baud Rate Prescaler |
AnnaBridge | 145:64910690c574 | 198 | * @{ |
AnnaBridge | 145:64910690c574 | 199 | */ |
AnnaBridge | 145:64910690c574 | 200 | #define LL_SPI_BAUDRATEPRESCALER_DIV2 0x00000000U /*!< BaudRate control equal to fPCLK/2 */ |
AnnaBridge | 145:64910690c574 | 201 | #define LL_SPI_BAUDRATEPRESCALER_DIV4 (SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/4 */ |
AnnaBridge | 145:64910690c574 | 202 | #define LL_SPI_BAUDRATEPRESCALER_DIV8 (SPI_CR1_BR_1) /*!< BaudRate control equal to fPCLK/8 */ |
AnnaBridge | 145:64910690c574 | 203 | #define LL_SPI_BAUDRATEPRESCALER_DIV16 (SPI_CR1_BR_1 | SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/16 */ |
AnnaBridge | 145:64910690c574 | 204 | #define LL_SPI_BAUDRATEPRESCALER_DIV32 (SPI_CR1_BR_2) /*!< BaudRate control equal to fPCLK/32 */ |
AnnaBridge | 145:64910690c574 | 205 | #define LL_SPI_BAUDRATEPRESCALER_DIV64 (SPI_CR1_BR_2 | SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/64 */ |
AnnaBridge | 145:64910690c574 | 206 | #define LL_SPI_BAUDRATEPRESCALER_DIV128 (SPI_CR1_BR_2 | SPI_CR1_BR_1) /*!< BaudRate control equal to fPCLK/128 */ |
AnnaBridge | 145:64910690c574 | 207 | #define LL_SPI_BAUDRATEPRESCALER_DIV256 (SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0) /*!< BaudRate control equal to fPCLK/256 */ |
AnnaBridge | 145:64910690c574 | 208 | /** |
AnnaBridge | 145:64910690c574 | 209 | * @} |
AnnaBridge | 145:64910690c574 | 210 | */ |
AnnaBridge | 145:64910690c574 | 211 | |
AnnaBridge | 145:64910690c574 | 212 | /** @defgroup SPI_LL_EC_BIT_ORDER Transmission Bit Order |
AnnaBridge | 145:64910690c574 | 213 | * @{ |
AnnaBridge | 145:64910690c574 | 214 | */ |
AnnaBridge | 145:64910690c574 | 215 | #define LL_SPI_LSB_FIRST (SPI_CR1_LSBFIRST) /*!< Data is transmitted/received with the LSB first */ |
AnnaBridge | 145:64910690c574 | 216 | #define LL_SPI_MSB_FIRST 0x00000000U /*!< Data is transmitted/received with the MSB first */ |
AnnaBridge | 145:64910690c574 | 217 | /** |
AnnaBridge | 145:64910690c574 | 218 | * @} |
AnnaBridge | 145:64910690c574 | 219 | */ |
AnnaBridge | 145:64910690c574 | 220 | |
AnnaBridge | 145:64910690c574 | 221 | /** @defgroup SPI_LL_EC_TRANSFER_MODE Transfer Mode |
AnnaBridge | 145:64910690c574 | 222 | * @{ |
AnnaBridge | 145:64910690c574 | 223 | */ |
AnnaBridge | 145:64910690c574 | 224 | #define LL_SPI_FULL_DUPLEX 0x00000000U /*!< Full-Duplex mode. Rx and Tx transfer on 2 lines */ |
AnnaBridge | 145:64910690c574 | 225 | #define LL_SPI_SIMPLEX_RX (SPI_CR1_RXONLY) /*!< Simplex Rx mode. Rx transfer only on 1 line */ |
AnnaBridge | 145:64910690c574 | 226 | #define LL_SPI_HALF_DUPLEX_RX (SPI_CR1_BIDIMODE) /*!< Half-Duplex Rx mode. Rx transfer on 1 line */ |
AnnaBridge | 145:64910690c574 | 227 | #define LL_SPI_HALF_DUPLEX_TX (SPI_CR1_BIDIMODE | SPI_CR1_BIDIOE) /*!< Half-Duplex Tx mode. Tx transfer on 1 line */ |
AnnaBridge | 145:64910690c574 | 228 | /** |
AnnaBridge | 145:64910690c574 | 229 | * @} |
AnnaBridge | 145:64910690c574 | 230 | */ |
AnnaBridge | 145:64910690c574 | 231 | |
AnnaBridge | 145:64910690c574 | 232 | /** @defgroup SPI_LL_EC_NSS_MODE Slave Select Pin Mode |
AnnaBridge | 145:64910690c574 | 233 | * @{ |
AnnaBridge | 145:64910690c574 | 234 | */ |
AnnaBridge | 145:64910690c574 | 235 | #define LL_SPI_NSS_SOFT (SPI_CR1_SSM) /*!< NSS managed internally. NSS pin not used and free */ |
AnnaBridge | 145:64910690c574 | 236 | #define LL_SPI_NSS_HARD_INPUT 0x00000000U /*!< NSS pin used in Input. Only used in Master mode */ |
AnnaBridge | 145:64910690c574 | 237 | #define LL_SPI_NSS_HARD_OUTPUT (((uint32_t)SPI_CR2_SSOE << 16U)) /*!< NSS pin used in Output. Only used in Slave mode as chip select */ |
AnnaBridge | 145:64910690c574 | 238 | /** |
AnnaBridge | 145:64910690c574 | 239 | * @} |
AnnaBridge | 145:64910690c574 | 240 | */ |
AnnaBridge | 145:64910690c574 | 241 | |
AnnaBridge | 145:64910690c574 | 242 | /** @defgroup SPI_LL_EC_DATAWIDTH Datawidth |
AnnaBridge | 145:64910690c574 | 243 | * @{ |
AnnaBridge | 145:64910690c574 | 244 | */ |
AnnaBridge | 145:64910690c574 | 245 | #define LL_SPI_DATAWIDTH_4BIT (SPI_CR2_DS_0 | SPI_CR2_DS_1) /*!< Data length for SPI transfer: 4 bits */ |
AnnaBridge | 145:64910690c574 | 246 | #define LL_SPI_DATAWIDTH_5BIT (SPI_CR2_DS_2) /*!< Data length for SPI transfer: 5 bits */ |
AnnaBridge | 145:64910690c574 | 247 | #define LL_SPI_DATAWIDTH_6BIT (SPI_CR2_DS_2 | SPI_CR2_DS_0) /*!< Data length for SPI transfer: 6 bits */ |
AnnaBridge | 145:64910690c574 | 248 | #define LL_SPI_DATAWIDTH_7BIT (SPI_CR2_DS_2 | SPI_CR2_DS_1) /*!< Data length for SPI transfer: 7 bits */ |
AnnaBridge | 145:64910690c574 | 249 | #define LL_SPI_DATAWIDTH_8BIT (SPI_CR2_DS_2 | SPI_CR2_DS_1 | SPI_CR2_DS_0) /*!< Data length for SPI transfer: 8 bits */ |
AnnaBridge | 145:64910690c574 | 250 | #define LL_SPI_DATAWIDTH_9BIT (SPI_CR2_DS_3) /*!< Data length for SPI transfer: 9 bits */ |
AnnaBridge | 145:64910690c574 | 251 | #define LL_SPI_DATAWIDTH_10BIT (SPI_CR2_DS_3 | SPI_CR2_DS_0) /*!< Data length for SPI transfer: 10 bits */ |
AnnaBridge | 145:64910690c574 | 252 | #define LL_SPI_DATAWIDTH_11BIT (SPI_CR2_DS_3 | SPI_CR2_DS_1) /*!< Data length for SPI transfer: 11 bits */ |
AnnaBridge | 145:64910690c574 | 253 | #define LL_SPI_DATAWIDTH_12BIT (SPI_CR2_DS_3 | SPI_CR2_DS_1 | SPI_CR2_DS_0) /*!< Data length for SPI transfer: 12 bits */ |
AnnaBridge | 145:64910690c574 | 254 | #define LL_SPI_DATAWIDTH_13BIT (SPI_CR2_DS_3 | SPI_CR2_DS_2) /*!< Data length for SPI transfer: 13 bits */ |
AnnaBridge | 145:64910690c574 | 255 | #define LL_SPI_DATAWIDTH_14BIT (SPI_CR2_DS_3 | SPI_CR2_DS_2 | SPI_CR2_DS_0) /*!< Data length for SPI transfer: 14 bits */ |
AnnaBridge | 145:64910690c574 | 256 | #define LL_SPI_DATAWIDTH_15BIT (SPI_CR2_DS_3 | SPI_CR2_DS_2 | SPI_CR2_DS_1) /*!< Data length for SPI transfer: 15 bits */ |
AnnaBridge | 145:64910690c574 | 257 | #define LL_SPI_DATAWIDTH_16BIT (SPI_CR2_DS_3 | SPI_CR2_DS_2 | SPI_CR2_DS_1 | SPI_CR2_DS_0) /*!< Data length for SPI transfer: 16 bits */ |
AnnaBridge | 145:64910690c574 | 258 | /** |
AnnaBridge | 145:64910690c574 | 259 | * @} |
AnnaBridge | 145:64910690c574 | 260 | */ |
AnnaBridge | 145:64910690c574 | 261 | #if defined(USE_FULL_LL_DRIVER) |
AnnaBridge | 145:64910690c574 | 262 | |
AnnaBridge | 145:64910690c574 | 263 | /** @defgroup SPI_LL_EC_CRC_CALCULATION CRC Calculation |
AnnaBridge | 145:64910690c574 | 264 | * @{ |
AnnaBridge | 145:64910690c574 | 265 | */ |
AnnaBridge | 145:64910690c574 | 266 | #define LL_SPI_CRCCALCULATION_DISABLE 0x00000000U /*!< CRC calculation disabled */ |
AnnaBridge | 145:64910690c574 | 267 | #define LL_SPI_CRCCALCULATION_ENABLE (SPI_CR1_CRCEN) /*!< CRC calculation enabled */ |
AnnaBridge | 145:64910690c574 | 268 | /** |
AnnaBridge | 145:64910690c574 | 269 | * @} |
AnnaBridge | 145:64910690c574 | 270 | */ |
AnnaBridge | 145:64910690c574 | 271 | #endif /* USE_FULL_LL_DRIVER */ |
AnnaBridge | 145:64910690c574 | 272 | |
AnnaBridge | 145:64910690c574 | 273 | /** @defgroup SPI_LL_EC_CRC_LENGTH CRC Length |
AnnaBridge | 145:64910690c574 | 274 | * @{ |
AnnaBridge | 145:64910690c574 | 275 | */ |
AnnaBridge | 145:64910690c574 | 276 | #define LL_SPI_CRC_8BIT 0x00000000U /*!< 8-bit CRC length */ |
AnnaBridge | 145:64910690c574 | 277 | #define LL_SPI_CRC_16BIT (SPI_CR1_CRCL) /*!< 16-bit CRC length */ |
AnnaBridge | 145:64910690c574 | 278 | /** |
AnnaBridge | 145:64910690c574 | 279 | * @} |
AnnaBridge | 145:64910690c574 | 280 | */ |
AnnaBridge | 145:64910690c574 | 281 | |
AnnaBridge | 145:64910690c574 | 282 | /** @defgroup SPI_LL_EC_RX_FIFO_TH RX FIFO Threshold |
AnnaBridge | 145:64910690c574 | 283 | * @{ |
AnnaBridge | 145:64910690c574 | 284 | */ |
AnnaBridge | 145:64910690c574 | 285 | #define LL_SPI_RX_FIFO_TH_HALF 0x00000000U /*!< RXNE event is generated if FIFO level is greater than or equel to 1/2 (16-bit) */ |
AnnaBridge | 145:64910690c574 | 286 | #define LL_SPI_RX_FIFO_TH_QUARTER (SPI_CR2_FRXTH) /*!< RXNE event is generated if FIFO level is greater than or equel to 1/4 (8-bit) */ |
AnnaBridge | 145:64910690c574 | 287 | /** |
AnnaBridge | 145:64910690c574 | 288 | * @} |
AnnaBridge | 145:64910690c574 | 289 | */ |
AnnaBridge | 145:64910690c574 | 290 | |
AnnaBridge | 145:64910690c574 | 291 | /** @defgroup SPI_LL_EC_RX_FIFO RX FIFO Level |
AnnaBridge | 145:64910690c574 | 292 | * @{ |
AnnaBridge | 145:64910690c574 | 293 | */ |
AnnaBridge | 145:64910690c574 | 294 | #define LL_SPI_RX_FIFO_EMPTY 0x00000000U /*!< FIFO reception empty */ |
AnnaBridge | 145:64910690c574 | 295 | #define LL_SPI_RX_FIFO_QUARTER_FULL (SPI_SR_FRLVL_0) /*!< FIFO reception 1/4 */ |
AnnaBridge | 145:64910690c574 | 296 | #define LL_SPI_RX_FIFO_HALF_FULL (SPI_SR_FRLVL_1) /*!< FIFO reception 1/2 */ |
AnnaBridge | 145:64910690c574 | 297 | #define LL_SPI_RX_FIFO_FULL (SPI_SR_FRLVL_1 | SPI_SR_FRLVL_0) /*!< FIFO reception full */ |
AnnaBridge | 145:64910690c574 | 298 | /** |
AnnaBridge | 145:64910690c574 | 299 | * @} |
AnnaBridge | 145:64910690c574 | 300 | */ |
AnnaBridge | 145:64910690c574 | 301 | |
AnnaBridge | 145:64910690c574 | 302 | /** @defgroup SPI_LL_EC_TX_FIFO TX FIFO Level |
AnnaBridge | 145:64910690c574 | 303 | * @{ |
AnnaBridge | 145:64910690c574 | 304 | */ |
AnnaBridge | 145:64910690c574 | 305 | #define LL_SPI_TX_FIFO_EMPTY 0x00000000U /*!< FIFO transmission empty */ |
AnnaBridge | 145:64910690c574 | 306 | #define LL_SPI_TX_FIFO_QUARTER_FULL (SPI_SR_FTLVL_0) /*!< FIFO transmission 1/4 */ |
AnnaBridge | 145:64910690c574 | 307 | #define LL_SPI_TX_FIFO_HALF_FULL (SPI_SR_FTLVL_1) /*!< FIFO transmission 1/2 */ |
AnnaBridge | 145:64910690c574 | 308 | #define LL_SPI_TX_FIFO_FULL (SPI_SR_FTLVL_1 | SPI_SR_FTLVL_0) /*!< FIFO transmission full */ |
AnnaBridge | 145:64910690c574 | 309 | /** |
AnnaBridge | 145:64910690c574 | 310 | * @} |
AnnaBridge | 145:64910690c574 | 311 | */ |
AnnaBridge | 145:64910690c574 | 312 | |
AnnaBridge | 145:64910690c574 | 313 | /** @defgroup SPI_LL_EC_DMA_PARITY DMA Parity |
AnnaBridge | 145:64910690c574 | 314 | * @{ |
AnnaBridge | 145:64910690c574 | 315 | */ |
AnnaBridge | 145:64910690c574 | 316 | #define LL_SPI_DMA_PARITY_EVEN 0x00000000U /*!< Select DMA parity Even */ |
AnnaBridge | 145:64910690c574 | 317 | #define LL_SPI_DMA_PARITY_ODD 0x00000001U /*!< Select DMA parity Odd */ |
AnnaBridge | 145:64910690c574 | 318 | |
AnnaBridge | 145:64910690c574 | 319 | /** |
AnnaBridge | 145:64910690c574 | 320 | * @} |
AnnaBridge | 145:64910690c574 | 321 | */ |
AnnaBridge | 145:64910690c574 | 322 | |
AnnaBridge | 145:64910690c574 | 323 | /** |
AnnaBridge | 145:64910690c574 | 324 | * @} |
AnnaBridge | 145:64910690c574 | 325 | */ |
AnnaBridge | 145:64910690c574 | 326 | |
AnnaBridge | 145:64910690c574 | 327 | /* Exported macro ------------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 328 | /** @defgroup SPI_LL_Exported_Macros SPI Exported Macros |
AnnaBridge | 145:64910690c574 | 329 | * @{ |
AnnaBridge | 145:64910690c574 | 330 | */ |
AnnaBridge | 145:64910690c574 | 331 | |
AnnaBridge | 145:64910690c574 | 332 | /** @defgroup SPI_LL_EM_WRITE_READ Common Write and read registers Macros |
AnnaBridge | 145:64910690c574 | 333 | * @{ |
AnnaBridge | 145:64910690c574 | 334 | */ |
AnnaBridge | 145:64910690c574 | 335 | |
AnnaBridge | 145:64910690c574 | 336 | /** |
AnnaBridge | 145:64910690c574 | 337 | * @brief Write a value in SPI register |
AnnaBridge | 145:64910690c574 | 338 | * @param __INSTANCE__ SPI Instance |
AnnaBridge | 145:64910690c574 | 339 | * @param __REG__ Register to be written |
AnnaBridge | 145:64910690c574 | 340 | * @param __VALUE__ Value to be written in the register |
AnnaBridge | 145:64910690c574 | 341 | * @retval None |
AnnaBridge | 145:64910690c574 | 342 | */ |
AnnaBridge | 145:64910690c574 | 343 | #define LL_SPI_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) |
AnnaBridge | 145:64910690c574 | 344 | |
AnnaBridge | 145:64910690c574 | 345 | /** |
AnnaBridge | 145:64910690c574 | 346 | * @brief Read a value in SPI register |
AnnaBridge | 145:64910690c574 | 347 | * @param __INSTANCE__ SPI Instance |
AnnaBridge | 145:64910690c574 | 348 | * @param __REG__ Register to be read |
AnnaBridge | 145:64910690c574 | 349 | * @retval Register value |
AnnaBridge | 145:64910690c574 | 350 | */ |
AnnaBridge | 145:64910690c574 | 351 | #define LL_SPI_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) |
AnnaBridge | 145:64910690c574 | 352 | /** |
AnnaBridge | 145:64910690c574 | 353 | * @} |
AnnaBridge | 145:64910690c574 | 354 | */ |
AnnaBridge | 145:64910690c574 | 355 | |
AnnaBridge | 145:64910690c574 | 356 | /** |
AnnaBridge | 145:64910690c574 | 357 | * @} |
AnnaBridge | 145:64910690c574 | 358 | */ |
AnnaBridge | 145:64910690c574 | 359 | |
AnnaBridge | 145:64910690c574 | 360 | /* Exported functions --------------------------------------------------------*/ |
AnnaBridge | 145:64910690c574 | 361 | /** @defgroup SPI_LL_Exported_Functions SPI Exported Functions |
AnnaBridge | 145:64910690c574 | 362 | * @{ |
AnnaBridge | 145:64910690c574 | 363 | */ |
AnnaBridge | 145:64910690c574 | 364 | |
AnnaBridge | 145:64910690c574 | 365 | /** @defgroup SPI_LL_EF_Configuration Configuration |
AnnaBridge | 145:64910690c574 | 366 | * @{ |
AnnaBridge | 145:64910690c574 | 367 | */ |
AnnaBridge | 145:64910690c574 | 368 | |
AnnaBridge | 145:64910690c574 | 369 | /** |
AnnaBridge | 145:64910690c574 | 370 | * @brief Enable SPI peripheral |
AnnaBridge | 145:64910690c574 | 371 | * @rmtoll CR1 SPE LL_SPI_Enable |
AnnaBridge | 145:64910690c574 | 372 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 373 | * @retval None |
AnnaBridge | 145:64910690c574 | 374 | */ |
AnnaBridge | 145:64910690c574 | 375 | __STATIC_INLINE void LL_SPI_Enable(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 376 | { |
AnnaBridge | 145:64910690c574 | 377 | SET_BIT(SPIx->CR1, SPI_CR1_SPE); |
AnnaBridge | 145:64910690c574 | 378 | } |
AnnaBridge | 145:64910690c574 | 379 | |
AnnaBridge | 145:64910690c574 | 380 | /** |
AnnaBridge | 145:64910690c574 | 381 | * @brief Disable SPI peripheral |
AnnaBridge | 145:64910690c574 | 382 | * @note When disabling the SPI, follow the procedure described in the Reference Manual. |
AnnaBridge | 145:64910690c574 | 383 | * @rmtoll CR1 SPE LL_SPI_Disable |
AnnaBridge | 145:64910690c574 | 384 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 385 | * @retval None |
AnnaBridge | 145:64910690c574 | 386 | */ |
AnnaBridge | 145:64910690c574 | 387 | __STATIC_INLINE void LL_SPI_Disable(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 388 | { |
AnnaBridge | 145:64910690c574 | 389 | CLEAR_BIT(SPIx->CR1, SPI_CR1_SPE); |
AnnaBridge | 145:64910690c574 | 390 | } |
AnnaBridge | 145:64910690c574 | 391 | |
AnnaBridge | 145:64910690c574 | 392 | /** |
AnnaBridge | 145:64910690c574 | 393 | * @brief Check if SPI peripheral is enabled |
AnnaBridge | 145:64910690c574 | 394 | * @rmtoll CR1 SPE LL_SPI_IsEnabled |
AnnaBridge | 145:64910690c574 | 395 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 396 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 397 | */ |
AnnaBridge | 145:64910690c574 | 398 | __STATIC_INLINE uint32_t LL_SPI_IsEnabled(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 399 | { |
AnnaBridge | 145:64910690c574 | 400 | return (READ_BIT(SPIx->CR1, SPI_CR1_SPE) == (SPI_CR1_SPE)); |
AnnaBridge | 145:64910690c574 | 401 | } |
AnnaBridge | 145:64910690c574 | 402 | |
AnnaBridge | 145:64910690c574 | 403 | /** |
AnnaBridge | 145:64910690c574 | 404 | * @brief Set SPI operation mode to Master or Slave |
AnnaBridge | 145:64910690c574 | 405 | * @note This bit should not be changed when communication is ongoing. |
AnnaBridge | 145:64910690c574 | 406 | * @rmtoll CR1 MSTR LL_SPI_SetMode\n |
AnnaBridge | 145:64910690c574 | 407 | * CR1 SSI LL_SPI_SetMode |
AnnaBridge | 145:64910690c574 | 408 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 409 | * @param Mode This parameter can be one of the following values: |
AnnaBridge | 145:64910690c574 | 410 | * @arg @ref LL_SPI_MODE_MASTER |
AnnaBridge | 145:64910690c574 | 411 | * @arg @ref LL_SPI_MODE_SLAVE |
AnnaBridge | 145:64910690c574 | 412 | * @retval None |
AnnaBridge | 145:64910690c574 | 413 | */ |
AnnaBridge | 145:64910690c574 | 414 | __STATIC_INLINE void LL_SPI_SetMode(SPI_TypeDef *SPIx, uint32_t Mode) |
AnnaBridge | 145:64910690c574 | 415 | { |
AnnaBridge | 145:64910690c574 | 416 | MODIFY_REG(SPIx->CR1, SPI_CR1_MSTR | SPI_CR1_SSI, Mode); |
AnnaBridge | 145:64910690c574 | 417 | } |
AnnaBridge | 145:64910690c574 | 418 | |
AnnaBridge | 145:64910690c574 | 419 | /** |
AnnaBridge | 145:64910690c574 | 420 | * @brief Get SPI operation mode (Master or Slave) |
AnnaBridge | 145:64910690c574 | 421 | * @rmtoll CR1 MSTR LL_SPI_GetMode\n |
AnnaBridge | 145:64910690c574 | 422 | * CR1 SSI LL_SPI_GetMode |
AnnaBridge | 145:64910690c574 | 423 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 424 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 425 | * @arg @ref LL_SPI_MODE_MASTER |
AnnaBridge | 145:64910690c574 | 426 | * @arg @ref LL_SPI_MODE_SLAVE |
AnnaBridge | 145:64910690c574 | 427 | */ |
AnnaBridge | 145:64910690c574 | 428 | __STATIC_INLINE uint32_t LL_SPI_GetMode(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 429 | { |
AnnaBridge | 145:64910690c574 | 430 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_MSTR | SPI_CR1_SSI)); |
AnnaBridge | 145:64910690c574 | 431 | } |
AnnaBridge | 145:64910690c574 | 432 | |
AnnaBridge | 145:64910690c574 | 433 | /** |
AnnaBridge | 145:64910690c574 | 434 | * @brief Set serial protocol used |
AnnaBridge | 145:64910690c574 | 435 | * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation. |
AnnaBridge | 145:64910690c574 | 436 | * @rmtoll CR2 FRF LL_SPI_SetStandard |
AnnaBridge | 145:64910690c574 | 437 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 438 | * @param Standard This parameter can be one of the following values: |
AnnaBridge | 145:64910690c574 | 439 | * @arg @ref LL_SPI_PROTOCOL_MOTOROLA |
AnnaBridge | 145:64910690c574 | 440 | * @arg @ref LL_SPI_PROTOCOL_TI |
AnnaBridge | 145:64910690c574 | 441 | * @retval None |
AnnaBridge | 145:64910690c574 | 442 | */ |
AnnaBridge | 145:64910690c574 | 443 | __STATIC_INLINE void LL_SPI_SetStandard(SPI_TypeDef *SPIx, uint32_t Standard) |
AnnaBridge | 145:64910690c574 | 444 | { |
AnnaBridge | 145:64910690c574 | 445 | MODIFY_REG(SPIx->CR2, SPI_CR2_FRF, Standard); |
AnnaBridge | 145:64910690c574 | 446 | } |
AnnaBridge | 145:64910690c574 | 447 | |
AnnaBridge | 145:64910690c574 | 448 | /** |
AnnaBridge | 145:64910690c574 | 449 | * @brief Get serial protocol used |
AnnaBridge | 145:64910690c574 | 450 | * @rmtoll CR2 FRF LL_SPI_GetStandard |
AnnaBridge | 145:64910690c574 | 451 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 452 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 453 | * @arg @ref LL_SPI_PROTOCOL_MOTOROLA |
AnnaBridge | 145:64910690c574 | 454 | * @arg @ref LL_SPI_PROTOCOL_TI |
AnnaBridge | 145:64910690c574 | 455 | */ |
AnnaBridge | 145:64910690c574 | 456 | __STATIC_INLINE uint32_t LL_SPI_GetStandard(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 457 | { |
AnnaBridge | 145:64910690c574 | 458 | return (uint32_t)(READ_BIT(SPIx->CR2, SPI_CR2_FRF)); |
AnnaBridge | 145:64910690c574 | 459 | } |
AnnaBridge | 145:64910690c574 | 460 | |
AnnaBridge | 145:64910690c574 | 461 | /** |
AnnaBridge | 145:64910690c574 | 462 | * @brief Set clock phase |
AnnaBridge | 145:64910690c574 | 463 | * @note This bit should not be changed when communication is ongoing. |
AnnaBridge | 145:64910690c574 | 464 | * This bit is not used in SPI TI mode. |
AnnaBridge | 145:64910690c574 | 465 | * @rmtoll CR1 CPHA LL_SPI_SetClockPhase |
AnnaBridge | 145:64910690c574 | 466 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 467 | * @param ClockPhase This parameter can be one of the following values: |
AnnaBridge | 145:64910690c574 | 468 | * @arg @ref LL_SPI_PHASE_1EDGE |
AnnaBridge | 145:64910690c574 | 469 | * @arg @ref LL_SPI_PHASE_2EDGE |
AnnaBridge | 145:64910690c574 | 470 | * @retval None |
AnnaBridge | 145:64910690c574 | 471 | */ |
AnnaBridge | 145:64910690c574 | 472 | __STATIC_INLINE void LL_SPI_SetClockPhase(SPI_TypeDef *SPIx, uint32_t ClockPhase) |
AnnaBridge | 145:64910690c574 | 473 | { |
AnnaBridge | 145:64910690c574 | 474 | MODIFY_REG(SPIx->CR1, SPI_CR1_CPHA, ClockPhase); |
AnnaBridge | 145:64910690c574 | 475 | } |
AnnaBridge | 145:64910690c574 | 476 | |
AnnaBridge | 145:64910690c574 | 477 | /** |
AnnaBridge | 145:64910690c574 | 478 | * @brief Get clock phase |
AnnaBridge | 145:64910690c574 | 479 | * @rmtoll CR1 CPHA LL_SPI_GetClockPhase |
AnnaBridge | 145:64910690c574 | 480 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 481 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 482 | * @arg @ref LL_SPI_PHASE_1EDGE |
AnnaBridge | 145:64910690c574 | 483 | * @arg @ref LL_SPI_PHASE_2EDGE |
AnnaBridge | 145:64910690c574 | 484 | */ |
AnnaBridge | 145:64910690c574 | 485 | __STATIC_INLINE uint32_t LL_SPI_GetClockPhase(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 486 | { |
AnnaBridge | 145:64910690c574 | 487 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_CPHA)); |
AnnaBridge | 145:64910690c574 | 488 | } |
AnnaBridge | 145:64910690c574 | 489 | |
AnnaBridge | 145:64910690c574 | 490 | /** |
AnnaBridge | 145:64910690c574 | 491 | * @brief Set clock polarity |
AnnaBridge | 145:64910690c574 | 492 | * @note This bit should not be changed when communication is ongoing. |
AnnaBridge | 145:64910690c574 | 493 | * This bit is not used in SPI TI mode. |
AnnaBridge | 145:64910690c574 | 494 | * @rmtoll CR1 CPOL LL_SPI_SetClockPolarity |
AnnaBridge | 145:64910690c574 | 495 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 496 | * @param ClockPolarity This parameter can be one of the following values: |
AnnaBridge | 145:64910690c574 | 497 | * @arg @ref LL_SPI_POLARITY_LOW |
AnnaBridge | 145:64910690c574 | 498 | * @arg @ref LL_SPI_POLARITY_HIGH |
AnnaBridge | 145:64910690c574 | 499 | * @retval None |
AnnaBridge | 145:64910690c574 | 500 | */ |
AnnaBridge | 145:64910690c574 | 501 | __STATIC_INLINE void LL_SPI_SetClockPolarity(SPI_TypeDef *SPIx, uint32_t ClockPolarity) |
AnnaBridge | 145:64910690c574 | 502 | { |
AnnaBridge | 145:64910690c574 | 503 | MODIFY_REG(SPIx->CR1, SPI_CR1_CPOL, ClockPolarity); |
AnnaBridge | 145:64910690c574 | 504 | } |
AnnaBridge | 145:64910690c574 | 505 | |
AnnaBridge | 145:64910690c574 | 506 | /** |
AnnaBridge | 145:64910690c574 | 507 | * @brief Get clock polarity |
AnnaBridge | 145:64910690c574 | 508 | * @rmtoll CR1 CPOL LL_SPI_GetClockPolarity |
AnnaBridge | 145:64910690c574 | 509 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 510 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 511 | * @arg @ref LL_SPI_POLARITY_LOW |
AnnaBridge | 145:64910690c574 | 512 | * @arg @ref LL_SPI_POLARITY_HIGH |
AnnaBridge | 145:64910690c574 | 513 | */ |
AnnaBridge | 145:64910690c574 | 514 | __STATIC_INLINE uint32_t LL_SPI_GetClockPolarity(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 515 | { |
AnnaBridge | 145:64910690c574 | 516 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_CPOL)); |
AnnaBridge | 145:64910690c574 | 517 | } |
AnnaBridge | 145:64910690c574 | 518 | |
AnnaBridge | 145:64910690c574 | 519 | /** |
AnnaBridge | 145:64910690c574 | 520 | * @brief Set baud rate prescaler |
AnnaBridge | 145:64910690c574 | 521 | * @note These bits should not be changed when communication is ongoing. SPI BaudRate = fPCLK/Prescaler. |
AnnaBridge | 145:64910690c574 | 522 | * @rmtoll CR1 BR LL_SPI_SetBaudRatePrescaler |
AnnaBridge | 145:64910690c574 | 523 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 524 | * @param BaudRate This parameter can be one of the following values: |
AnnaBridge | 145:64910690c574 | 525 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV2 |
AnnaBridge | 145:64910690c574 | 526 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV4 |
AnnaBridge | 145:64910690c574 | 527 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV8 |
AnnaBridge | 145:64910690c574 | 528 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV16 |
AnnaBridge | 145:64910690c574 | 529 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV32 |
AnnaBridge | 145:64910690c574 | 530 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV64 |
AnnaBridge | 145:64910690c574 | 531 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV128 |
AnnaBridge | 145:64910690c574 | 532 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV256 |
AnnaBridge | 145:64910690c574 | 533 | * @retval None |
AnnaBridge | 145:64910690c574 | 534 | */ |
AnnaBridge | 145:64910690c574 | 535 | __STATIC_INLINE void LL_SPI_SetBaudRatePrescaler(SPI_TypeDef *SPIx, uint32_t BaudRate) |
AnnaBridge | 145:64910690c574 | 536 | { |
AnnaBridge | 145:64910690c574 | 537 | MODIFY_REG(SPIx->CR1, SPI_CR1_BR, BaudRate); |
AnnaBridge | 145:64910690c574 | 538 | } |
AnnaBridge | 145:64910690c574 | 539 | |
AnnaBridge | 145:64910690c574 | 540 | /** |
AnnaBridge | 145:64910690c574 | 541 | * @brief Get baud rate prescaler |
AnnaBridge | 145:64910690c574 | 542 | * @rmtoll CR1 BR LL_SPI_GetBaudRatePrescaler |
AnnaBridge | 145:64910690c574 | 543 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 544 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 545 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV2 |
AnnaBridge | 145:64910690c574 | 546 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV4 |
AnnaBridge | 145:64910690c574 | 547 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV8 |
AnnaBridge | 145:64910690c574 | 548 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV16 |
AnnaBridge | 145:64910690c574 | 549 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV32 |
AnnaBridge | 145:64910690c574 | 550 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV64 |
AnnaBridge | 145:64910690c574 | 551 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV128 |
AnnaBridge | 145:64910690c574 | 552 | * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV256 |
AnnaBridge | 145:64910690c574 | 553 | */ |
AnnaBridge | 145:64910690c574 | 554 | __STATIC_INLINE uint32_t LL_SPI_GetBaudRatePrescaler(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 555 | { |
AnnaBridge | 145:64910690c574 | 556 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_BR)); |
AnnaBridge | 145:64910690c574 | 557 | } |
AnnaBridge | 145:64910690c574 | 558 | |
AnnaBridge | 145:64910690c574 | 559 | /** |
AnnaBridge | 145:64910690c574 | 560 | * @brief Set transfer bit order |
AnnaBridge | 145:64910690c574 | 561 | * @note This bit should not be changed when communication is ongoing. This bit is not used in SPI TI mode. |
AnnaBridge | 145:64910690c574 | 562 | * @rmtoll CR1 LSBFIRST LL_SPI_SetTransferBitOrder |
AnnaBridge | 145:64910690c574 | 563 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 564 | * @param BitOrder This parameter can be one of the following values: |
AnnaBridge | 145:64910690c574 | 565 | * @arg @ref LL_SPI_LSB_FIRST |
AnnaBridge | 145:64910690c574 | 566 | * @arg @ref LL_SPI_MSB_FIRST |
AnnaBridge | 145:64910690c574 | 567 | * @retval None |
AnnaBridge | 145:64910690c574 | 568 | */ |
AnnaBridge | 145:64910690c574 | 569 | __STATIC_INLINE void LL_SPI_SetTransferBitOrder(SPI_TypeDef *SPIx, uint32_t BitOrder) |
AnnaBridge | 145:64910690c574 | 570 | { |
AnnaBridge | 145:64910690c574 | 571 | MODIFY_REG(SPIx->CR1, SPI_CR1_LSBFIRST, BitOrder); |
AnnaBridge | 145:64910690c574 | 572 | } |
AnnaBridge | 145:64910690c574 | 573 | |
AnnaBridge | 145:64910690c574 | 574 | /** |
AnnaBridge | 145:64910690c574 | 575 | * @brief Get transfer bit order |
AnnaBridge | 145:64910690c574 | 576 | * @rmtoll CR1 LSBFIRST LL_SPI_GetTransferBitOrder |
AnnaBridge | 145:64910690c574 | 577 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 578 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 579 | * @arg @ref LL_SPI_LSB_FIRST |
AnnaBridge | 145:64910690c574 | 580 | * @arg @ref LL_SPI_MSB_FIRST |
AnnaBridge | 145:64910690c574 | 581 | */ |
AnnaBridge | 145:64910690c574 | 582 | __STATIC_INLINE uint32_t LL_SPI_GetTransferBitOrder(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 583 | { |
AnnaBridge | 145:64910690c574 | 584 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_LSBFIRST)); |
AnnaBridge | 145:64910690c574 | 585 | } |
AnnaBridge | 145:64910690c574 | 586 | |
AnnaBridge | 145:64910690c574 | 587 | /** |
AnnaBridge | 145:64910690c574 | 588 | * @brief Set transfer direction mode |
AnnaBridge | 145:64910690c574 | 589 | * @note For Half-Duplex mode, Rx Direction is set by default. |
AnnaBridge | 145:64910690c574 | 590 | * In master mode, the MOSI pin is used and in slave mode, the MISO pin is used for Half-Duplex. |
AnnaBridge | 145:64910690c574 | 591 | * @rmtoll CR1 RXONLY LL_SPI_SetTransferDirection\n |
AnnaBridge | 145:64910690c574 | 592 | * CR1 BIDIMODE LL_SPI_SetTransferDirection\n |
AnnaBridge | 145:64910690c574 | 593 | * CR1 BIDIOE LL_SPI_SetTransferDirection |
AnnaBridge | 145:64910690c574 | 594 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 595 | * @param TransferDirection This parameter can be one of the following values: |
AnnaBridge | 145:64910690c574 | 596 | * @arg @ref LL_SPI_FULL_DUPLEX |
AnnaBridge | 145:64910690c574 | 597 | * @arg @ref LL_SPI_SIMPLEX_RX |
AnnaBridge | 145:64910690c574 | 598 | * @arg @ref LL_SPI_HALF_DUPLEX_RX |
AnnaBridge | 145:64910690c574 | 599 | * @arg @ref LL_SPI_HALF_DUPLEX_TX |
AnnaBridge | 145:64910690c574 | 600 | * @retval None |
AnnaBridge | 145:64910690c574 | 601 | */ |
AnnaBridge | 145:64910690c574 | 602 | __STATIC_INLINE void LL_SPI_SetTransferDirection(SPI_TypeDef *SPIx, uint32_t TransferDirection) |
AnnaBridge | 145:64910690c574 | 603 | { |
AnnaBridge | 145:64910690c574 | 604 | MODIFY_REG(SPIx->CR1, SPI_CR1_RXONLY | SPI_CR1_BIDIMODE | SPI_CR1_BIDIOE, TransferDirection); |
AnnaBridge | 145:64910690c574 | 605 | } |
AnnaBridge | 145:64910690c574 | 606 | |
AnnaBridge | 145:64910690c574 | 607 | /** |
AnnaBridge | 145:64910690c574 | 608 | * @brief Get transfer direction mode |
AnnaBridge | 145:64910690c574 | 609 | * @rmtoll CR1 RXONLY LL_SPI_GetTransferDirection\n |
AnnaBridge | 145:64910690c574 | 610 | * CR1 BIDIMODE LL_SPI_GetTransferDirection\n |
AnnaBridge | 145:64910690c574 | 611 | * CR1 BIDIOE LL_SPI_GetTransferDirection |
AnnaBridge | 145:64910690c574 | 612 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 613 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 614 | * @arg @ref LL_SPI_FULL_DUPLEX |
AnnaBridge | 145:64910690c574 | 615 | * @arg @ref LL_SPI_SIMPLEX_RX |
AnnaBridge | 145:64910690c574 | 616 | * @arg @ref LL_SPI_HALF_DUPLEX_RX |
AnnaBridge | 145:64910690c574 | 617 | * @arg @ref LL_SPI_HALF_DUPLEX_TX |
AnnaBridge | 145:64910690c574 | 618 | */ |
AnnaBridge | 145:64910690c574 | 619 | __STATIC_INLINE uint32_t LL_SPI_GetTransferDirection(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 620 | { |
AnnaBridge | 145:64910690c574 | 621 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_RXONLY | SPI_CR1_BIDIMODE | SPI_CR1_BIDIOE)); |
AnnaBridge | 145:64910690c574 | 622 | } |
AnnaBridge | 145:64910690c574 | 623 | |
AnnaBridge | 145:64910690c574 | 624 | /** |
AnnaBridge | 145:64910690c574 | 625 | * @brief Set frame data width |
AnnaBridge | 145:64910690c574 | 626 | * @rmtoll CR2 DS LL_SPI_SetDataWidth |
AnnaBridge | 145:64910690c574 | 627 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 628 | * @param DataWidth This parameter can be one of the following values: |
AnnaBridge | 145:64910690c574 | 629 | * @arg @ref LL_SPI_DATAWIDTH_4BIT |
AnnaBridge | 145:64910690c574 | 630 | * @arg @ref LL_SPI_DATAWIDTH_5BIT |
AnnaBridge | 145:64910690c574 | 631 | * @arg @ref LL_SPI_DATAWIDTH_6BIT |
AnnaBridge | 145:64910690c574 | 632 | * @arg @ref LL_SPI_DATAWIDTH_7BIT |
AnnaBridge | 145:64910690c574 | 633 | * @arg @ref LL_SPI_DATAWIDTH_8BIT |
AnnaBridge | 145:64910690c574 | 634 | * @arg @ref LL_SPI_DATAWIDTH_9BIT |
AnnaBridge | 145:64910690c574 | 635 | * @arg @ref LL_SPI_DATAWIDTH_10BIT |
AnnaBridge | 145:64910690c574 | 636 | * @arg @ref LL_SPI_DATAWIDTH_11BIT |
AnnaBridge | 145:64910690c574 | 637 | * @arg @ref LL_SPI_DATAWIDTH_12BIT |
AnnaBridge | 145:64910690c574 | 638 | * @arg @ref LL_SPI_DATAWIDTH_13BIT |
AnnaBridge | 145:64910690c574 | 639 | * @arg @ref LL_SPI_DATAWIDTH_14BIT |
AnnaBridge | 145:64910690c574 | 640 | * @arg @ref LL_SPI_DATAWIDTH_15BIT |
AnnaBridge | 145:64910690c574 | 641 | * @arg @ref LL_SPI_DATAWIDTH_16BIT |
AnnaBridge | 145:64910690c574 | 642 | * @retval None |
AnnaBridge | 145:64910690c574 | 643 | */ |
AnnaBridge | 145:64910690c574 | 644 | __STATIC_INLINE void LL_SPI_SetDataWidth(SPI_TypeDef *SPIx, uint32_t DataWidth) |
AnnaBridge | 145:64910690c574 | 645 | { |
AnnaBridge | 145:64910690c574 | 646 | MODIFY_REG(SPIx->CR2, SPI_CR2_DS, DataWidth); |
AnnaBridge | 145:64910690c574 | 647 | } |
AnnaBridge | 145:64910690c574 | 648 | |
AnnaBridge | 145:64910690c574 | 649 | /** |
AnnaBridge | 145:64910690c574 | 650 | * @brief Get frame data width |
AnnaBridge | 145:64910690c574 | 651 | * @rmtoll CR2 DS LL_SPI_GetDataWidth |
AnnaBridge | 145:64910690c574 | 652 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 653 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 654 | * @arg @ref LL_SPI_DATAWIDTH_4BIT |
AnnaBridge | 145:64910690c574 | 655 | * @arg @ref LL_SPI_DATAWIDTH_5BIT |
AnnaBridge | 145:64910690c574 | 656 | * @arg @ref LL_SPI_DATAWIDTH_6BIT |
AnnaBridge | 145:64910690c574 | 657 | * @arg @ref LL_SPI_DATAWIDTH_7BIT |
AnnaBridge | 145:64910690c574 | 658 | * @arg @ref LL_SPI_DATAWIDTH_8BIT |
AnnaBridge | 145:64910690c574 | 659 | * @arg @ref LL_SPI_DATAWIDTH_9BIT |
AnnaBridge | 145:64910690c574 | 660 | * @arg @ref LL_SPI_DATAWIDTH_10BIT |
AnnaBridge | 145:64910690c574 | 661 | * @arg @ref LL_SPI_DATAWIDTH_11BIT |
AnnaBridge | 145:64910690c574 | 662 | * @arg @ref LL_SPI_DATAWIDTH_12BIT |
AnnaBridge | 145:64910690c574 | 663 | * @arg @ref LL_SPI_DATAWIDTH_13BIT |
AnnaBridge | 145:64910690c574 | 664 | * @arg @ref LL_SPI_DATAWIDTH_14BIT |
AnnaBridge | 145:64910690c574 | 665 | * @arg @ref LL_SPI_DATAWIDTH_15BIT |
AnnaBridge | 145:64910690c574 | 666 | * @arg @ref LL_SPI_DATAWIDTH_16BIT |
AnnaBridge | 145:64910690c574 | 667 | */ |
AnnaBridge | 145:64910690c574 | 668 | __STATIC_INLINE uint32_t LL_SPI_GetDataWidth(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 669 | { |
AnnaBridge | 145:64910690c574 | 670 | return (uint32_t)(READ_BIT(SPIx->CR2, SPI_CR2_DS)); |
AnnaBridge | 145:64910690c574 | 671 | } |
AnnaBridge | 145:64910690c574 | 672 | |
AnnaBridge | 145:64910690c574 | 673 | /** |
AnnaBridge | 145:64910690c574 | 674 | * @brief Set threshold of RXFIFO that triggers an RXNE event |
AnnaBridge | 145:64910690c574 | 675 | * @rmtoll CR2 FRXTH LL_SPI_SetRxFIFOThreshold |
AnnaBridge | 145:64910690c574 | 676 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 677 | * @param Threshold This parameter can be one of the following values: |
AnnaBridge | 145:64910690c574 | 678 | * @arg @ref LL_SPI_RX_FIFO_TH_HALF |
AnnaBridge | 145:64910690c574 | 679 | * @arg @ref LL_SPI_RX_FIFO_TH_QUARTER |
AnnaBridge | 145:64910690c574 | 680 | * @retval None |
AnnaBridge | 145:64910690c574 | 681 | */ |
AnnaBridge | 145:64910690c574 | 682 | __STATIC_INLINE void LL_SPI_SetRxFIFOThreshold(SPI_TypeDef *SPIx, uint32_t Threshold) |
AnnaBridge | 145:64910690c574 | 683 | { |
AnnaBridge | 145:64910690c574 | 684 | MODIFY_REG(SPIx->CR2, SPI_CR2_FRXTH, Threshold); |
AnnaBridge | 145:64910690c574 | 685 | } |
AnnaBridge | 145:64910690c574 | 686 | |
AnnaBridge | 145:64910690c574 | 687 | /** |
AnnaBridge | 145:64910690c574 | 688 | * @brief Get threshold of RXFIFO that triggers an RXNE event |
AnnaBridge | 145:64910690c574 | 689 | * @rmtoll CR2 FRXTH LL_SPI_GetRxFIFOThreshold |
AnnaBridge | 145:64910690c574 | 690 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 691 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 692 | * @arg @ref LL_SPI_RX_FIFO_TH_HALF |
AnnaBridge | 145:64910690c574 | 693 | * @arg @ref LL_SPI_RX_FIFO_TH_QUARTER |
AnnaBridge | 145:64910690c574 | 694 | */ |
AnnaBridge | 145:64910690c574 | 695 | __STATIC_INLINE uint32_t LL_SPI_GetRxFIFOThreshold(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 696 | { |
AnnaBridge | 145:64910690c574 | 697 | return (uint32_t)(READ_BIT(SPIx->CR2, SPI_CR2_FRXTH)); |
AnnaBridge | 145:64910690c574 | 698 | } |
AnnaBridge | 145:64910690c574 | 699 | |
AnnaBridge | 145:64910690c574 | 700 | /** |
AnnaBridge | 145:64910690c574 | 701 | * @} |
AnnaBridge | 145:64910690c574 | 702 | */ |
AnnaBridge | 145:64910690c574 | 703 | |
AnnaBridge | 145:64910690c574 | 704 | /** @defgroup SPI_LL_EF_CRC_Management CRC Management |
AnnaBridge | 145:64910690c574 | 705 | * @{ |
AnnaBridge | 145:64910690c574 | 706 | */ |
AnnaBridge | 145:64910690c574 | 707 | |
AnnaBridge | 145:64910690c574 | 708 | /** |
AnnaBridge | 145:64910690c574 | 709 | * @brief Enable CRC |
AnnaBridge | 145:64910690c574 | 710 | * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation. |
AnnaBridge | 145:64910690c574 | 711 | * @rmtoll CR1 CRCEN LL_SPI_EnableCRC |
AnnaBridge | 145:64910690c574 | 712 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 713 | * @retval None |
AnnaBridge | 145:64910690c574 | 714 | */ |
AnnaBridge | 145:64910690c574 | 715 | __STATIC_INLINE void LL_SPI_EnableCRC(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 716 | { |
AnnaBridge | 145:64910690c574 | 717 | SET_BIT(SPIx->CR1, SPI_CR1_CRCEN); |
AnnaBridge | 145:64910690c574 | 718 | } |
AnnaBridge | 145:64910690c574 | 719 | |
AnnaBridge | 145:64910690c574 | 720 | /** |
AnnaBridge | 145:64910690c574 | 721 | * @brief Disable CRC |
AnnaBridge | 145:64910690c574 | 722 | * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation. |
AnnaBridge | 145:64910690c574 | 723 | * @rmtoll CR1 CRCEN LL_SPI_DisableCRC |
AnnaBridge | 145:64910690c574 | 724 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 725 | * @retval None |
AnnaBridge | 145:64910690c574 | 726 | */ |
AnnaBridge | 145:64910690c574 | 727 | __STATIC_INLINE void LL_SPI_DisableCRC(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 728 | { |
AnnaBridge | 145:64910690c574 | 729 | CLEAR_BIT(SPIx->CR1, SPI_CR1_CRCEN); |
AnnaBridge | 145:64910690c574 | 730 | } |
AnnaBridge | 145:64910690c574 | 731 | |
AnnaBridge | 145:64910690c574 | 732 | /** |
AnnaBridge | 145:64910690c574 | 733 | * @brief Check if CRC is enabled |
AnnaBridge | 145:64910690c574 | 734 | * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation. |
AnnaBridge | 145:64910690c574 | 735 | * @rmtoll CR1 CRCEN LL_SPI_IsEnabledCRC |
AnnaBridge | 145:64910690c574 | 736 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 737 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 738 | */ |
AnnaBridge | 145:64910690c574 | 739 | __STATIC_INLINE uint32_t LL_SPI_IsEnabledCRC(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 740 | { |
AnnaBridge | 145:64910690c574 | 741 | return (READ_BIT(SPIx->CR1, SPI_CR1_CRCEN) == (SPI_CR1_CRCEN)); |
AnnaBridge | 145:64910690c574 | 742 | } |
AnnaBridge | 145:64910690c574 | 743 | |
AnnaBridge | 145:64910690c574 | 744 | /** |
AnnaBridge | 145:64910690c574 | 745 | * @brief Set CRC Length |
AnnaBridge | 145:64910690c574 | 746 | * @note This bit should be written only when SPI is disabled (SPE = 0) for correct operation. |
AnnaBridge | 145:64910690c574 | 747 | * @rmtoll CR1 CRCL LL_SPI_SetCRCWidth |
AnnaBridge | 145:64910690c574 | 748 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 749 | * @param CRCLength This parameter can be one of the following values: |
AnnaBridge | 145:64910690c574 | 750 | * @arg @ref LL_SPI_CRC_8BIT |
AnnaBridge | 145:64910690c574 | 751 | * @arg @ref LL_SPI_CRC_16BIT |
AnnaBridge | 145:64910690c574 | 752 | * @retval None |
AnnaBridge | 145:64910690c574 | 753 | */ |
AnnaBridge | 145:64910690c574 | 754 | __STATIC_INLINE void LL_SPI_SetCRCWidth(SPI_TypeDef *SPIx, uint32_t CRCLength) |
AnnaBridge | 145:64910690c574 | 755 | { |
AnnaBridge | 145:64910690c574 | 756 | MODIFY_REG(SPIx->CR1, SPI_CR1_CRCL, CRCLength); |
AnnaBridge | 145:64910690c574 | 757 | } |
AnnaBridge | 145:64910690c574 | 758 | |
AnnaBridge | 145:64910690c574 | 759 | /** |
AnnaBridge | 145:64910690c574 | 760 | * @brief Get CRC Length |
AnnaBridge | 145:64910690c574 | 761 | * @rmtoll CR1 CRCL LL_SPI_GetCRCWidth |
AnnaBridge | 145:64910690c574 | 762 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 763 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 764 | * @arg @ref LL_SPI_CRC_8BIT |
AnnaBridge | 145:64910690c574 | 765 | * @arg @ref LL_SPI_CRC_16BIT |
AnnaBridge | 145:64910690c574 | 766 | */ |
AnnaBridge | 145:64910690c574 | 767 | __STATIC_INLINE uint32_t LL_SPI_GetCRCWidth(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 768 | { |
AnnaBridge | 145:64910690c574 | 769 | return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_CRCL)); |
AnnaBridge | 145:64910690c574 | 770 | } |
AnnaBridge | 145:64910690c574 | 771 | |
AnnaBridge | 145:64910690c574 | 772 | /** |
AnnaBridge | 145:64910690c574 | 773 | * @brief Set CRCNext to transfer CRC on the line |
AnnaBridge | 145:64910690c574 | 774 | * @note This bit has to be written as soon as the last data is written in the SPIx_DR register. |
AnnaBridge | 145:64910690c574 | 775 | * @rmtoll CR1 CRCNEXT LL_SPI_SetCRCNext |
AnnaBridge | 145:64910690c574 | 776 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 777 | * @retval None |
AnnaBridge | 145:64910690c574 | 778 | */ |
AnnaBridge | 145:64910690c574 | 779 | __STATIC_INLINE void LL_SPI_SetCRCNext(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 780 | { |
AnnaBridge | 145:64910690c574 | 781 | SET_BIT(SPIx->CR1, SPI_CR1_CRCNEXT); |
AnnaBridge | 145:64910690c574 | 782 | } |
AnnaBridge | 145:64910690c574 | 783 | |
AnnaBridge | 145:64910690c574 | 784 | /** |
AnnaBridge | 145:64910690c574 | 785 | * @brief Set polynomial for CRC calculation |
AnnaBridge | 145:64910690c574 | 786 | * @rmtoll CRCPR CRCPOLY LL_SPI_SetCRCPolynomial |
AnnaBridge | 145:64910690c574 | 787 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 788 | * @param CRCPoly This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFFFF |
AnnaBridge | 145:64910690c574 | 789 | * @retval None |
AnnaBridge | 145:64910690c574 | 790 | */ |
AnnaBridge | 145:64910690c574 | 791 | __STATIC_INLINE void LL_SPI_SetCRCPolynomial(SPI_TypeDef *SPIx, uint32_t CRCPoly) |
AnnaBridge | 145:64910690c574 | 792 | { |
AnnaBridge | 145:64910690c574 | 793 | WRITE_REG(SPIx->CRCPR, (uint16_t)CRCPoly); |
AnnaBridge | 145:64910690c574 | 794 | } |
AnnaBridge | 145:64910690c574 | 795 | |
AnnaBridge | 145:64910690c574 | 796 | /** |
AnnaBridge | 145:64910690c574 | 797 | * @brief Get polynomial for CRC calculation |
AnnaBridge | 145:64910690c574 | 798 | * @rmtoll CRCPR CRCPOLY LL_SPI_GetCRCPolynomial |
AnnaBridge | 145:64910690c574 | 799 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 800 | * @retval Returned value is a number between Min_Data = 0x00 and Max_Data = 0xFFFF |
AnnaBridge | 145:64910690c574 | 801 | */ |
AnnaBridge | 145:64910690c574 | 802 | __STATIC_INLINE uint32_t LL_SPI_GetCRCPolynomial(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 803 | { |
AnnaBridge | 145:64910690c574 | 804 | return (uint32_t)(READ_REG(SPIx->CRCPR)); |
AnnaBridge | 145:64910690c574 | 805 | } |
AnnaBridge | 145:64910690c574 | 806 | |
AnnaBridge | 145:64910690c574 | 807 | /** |
AnnaBridge | 145:64910690c574 | 808 | * @brief Get Rx CRC |
AnnaBridge | 145:64910690c574 | 809 | * @rmtoll RXCRCR RXCRC LL_SPI_GetRxCRC |
AnnaBridge | 145:64910690c574 | 810 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 811 | * @retval Returned value is a number between Min_Data = 0x00 and Max_Data = 0xFFFF |
AnnaBridge | 145:64910690c574 | 812 | */ |
AnnaBridge | 145:64910690c574 | 813 | __STATIC_INLINE uint32_t LL_SPI_GetRxCRC(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 814 | { |
AnnaBridge | 145:64910690c574 | 815 | return (uint32_t)(READ_REG(SPIx->RXCRCR)); |
AnnaBridge | 145:64910690c574 | 816 | } |
AnnaBridge | 145:64910690c574 | 817 | |
AnnaBridge | 145:64910690c574 | 818 | /** |
AnnaBridge | 145:64910690c574 | 819 | * @brief Get Tx CRC |
AnnaBridge | 145:64910690c574 | 820 | * @rmtoll TXCRCR TXCRC LL_SPI_GetTxCRC |
AnnaBridge | 145:64910690c574 | 821 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 822 | * @retval Returned value is a number between Min_Data = 0x00 and Max_Data = 0xFFFF |
AnnaBridge | 145:64910690c574 | 823 | */ |
AnnaBridge | 145:64910690c574 | 824 | __STATIC_INLINE uint32_t LL_SPI_GetTxCRC(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 825 | { |
AnnaBridge | 145:64910690c574 | 826 | return (uint32_t)(READ_REG(SPIx->TXCRCR)); |
AnnaBridge | 145:64910690c574 | 827 | } |
AnnaBridge | 145:64910690c574 | 828 | |
AnnaBridge | 145:64910690c574 | 829 | /** |
AnnaBridge | 145:64910690c574 | 830 | * @} |
AnnaBridge | 145:64910690c574 | 831 | */ |
AnnaBridge | 145:64910690c574 | 832 | |
AnnaBridge | 145:64910690c574 | 833 | /** @defgroup SPI_LL_EF_NSS_Management Slave Select Pin Management |
AnnaBridge | 145:64910690c574 | 834 | * @{ |
AnnaBridge | 145:64910690c574 | 835 | */ |
AnnaBridge | 145:64910690c574 | 836 | |
AnnaBridge | 145:64910690c574 | 837 | /** |
AnnaBridge | 145:64910690c574 | 838 | * @brief Set NSS mode |
AnnaBridge | 145:64910690c574 | 839 | * @note LL_SPI_NSS_SOFT Mode is not used in SPI TI mode. |
AnnaBridge | 145:64910690c574 | 840 | * @rmtoll CR1 SSM LL_SPI_SetNSSMode\n |
AnnaBridge | 145:64910690c574 | 841 | * @rmtoll CR2 SSOE LL_SPI_SetNSSMode |
AnnaBridge | 145:64910690c574 | 842 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 843 | * @param NSS This parameter can be one of the following values: |
AnnaBridge | 145:64910690c574 | 844 | * @arg @ref LL_SPI_NSS_SOFT |
AnnaBridge | 145:64910690c574 | 845 | * @arg @ref LL_SPI_NSS_HARD_INPUT |
AnnaBridge | 145:64910690c574 | 846 | * @arg @ref LL_SPI_NSS_HARD_OUTPUT |
AnnaBridge | 145:64910690c574 | 847 | * @retval None |
AnnaBridge | 145:64910690c574 | 848 | */ |
AnnaBridge | 145:64910690c574 | 849 | __STATIC_INLINE void LL_SPI_SetNSSMode(SPI_TypeDef *SPIx, uint32_t NSS) |
AnnaBridge | 145:64910690c574 | 850 | { |
AnnaBridge | 145:64910690c574 | 851 | MODIFY_REG(SPIx->CR1, SPI_CR1_SSM, NSS); |
AnnaBridge | 145:64910690c574 | 852 | MODIFY_REG(SPIx->CR2, SPI_CR2_SSOE, ((uint32_t)(NSS >> 16U))); |
AnnaBridge | 145:64910690c574 | 853 | } |
AnnaBridge | 145:64910690c574 | 854 | |
AnnaBridge | 145:64910690c574 | 855 | /** |
AnnaBridge | 145:64910690c574 | 856 | * @brief Get NSS mode |
AnnaBridge | 145:64910690c574 | 857 | * @rmtoll CR1 SSM LL_SPI_GetNSSMode\n |
AnnaBridge | 145:64910690c574 | 858 | * @rmtoll CR2 SSOE LL_SPI_GetNSSMode |
AnnaBridge | 145:64910690c574 | 859 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 860 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 861 | * @arg @ref LL_SPI_NSS_SOFT |
AnnaBridge | 145:64910690c574 | 862 | * @arg @ref LL_SPI_NSS_HARD_INPUT |
AnnaBridge | 145:64910690c574 | 863 | * @arg @ref LL_SPI_NSS_HARD_OUTPUT |
AnnaBridge | 145:64910690c574 | 864 | */ |
AnnaBridge | 145:64910690c574 | 865 | __STATIC_INLINE uint32_t LL_SPI_GetNSSMode(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 866 | { |
AnnaBridge | 145:64910690c574 | 867 | register uint32_t Ssm = (READ_BIT(SPIx->CR1, SPI_CR1_SSM)); |
AnnaBridge | 145:64910690c574 | 868 | register uint32_t Ssoe = (READ_BIT(SPIx->CR2, SPI_CR2_SSOE) << 16U); |
AnnaBridge | 145:64910690c574 | 869 | return (Ssm | Ssoe); |
AnnaBridge | 145:64910690c574 | 870 | } |
AnnaBridge | 145:64910690c574 | 871 | |
AnnaBridge | 145:64910690c574 | 872 | /** |
AnnaBridge | 145:64910690c574 | 873 | * @brief Enable NSS pulse management |
AnnaBridge | 145:64910690c574 | 874 | * @note This bit should not be changed when communication is ongoing. This bit is not used in SPI TI mode. |
AnnaBridge | 145:64910690c574 | 875 | * @rmtoll CR2 NSSP LL_SPI_EnableNSSPulseMgt |
AnnaBridge | 145:64910690c574 | 876 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 877 | * @retval None |
AnnaBridge | 145:64910690c574 | 878 | */ |
AnnaBridge | 145:64910690c574 | 879 | __STATIC_INLINE void LL_SPI_EnableNSSPulseMgt(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 880 | { |
AnnaBridge | 145:64910690c574 | 881 | SET_BIT(SPIx->CR2, SPI_CR2_NSSP); |
AnnaBridge | 145:64910690c574 | 882 | } |
AnnaBridge | 145:64910690c574 | 883 | |
AnnaBridge | 145:64910690c574 | 884 | /** |
AnnaBridge | 145:64910690c574 | 885 | * @brief Disable NSS pulse management |
AnnaBridge | 145:64910690c574 | 886 | * @note This bit should not be changed when communication is ongoing. This bit is not used in SPI TI mode. |
AnnaBridge | 145:64910690c574 | 887 | * @rmtoll CR2 NSSP LL_SPI_DisableNSSPulseMgt |
AnnaBridge | 145:64910690c574 | 888 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 889 | * @retval None |
AnnaBridge | 145:64910690c574 | 890 | */ |
AnnaBridge | 145:64910690c574 | 891 | __STATIC_INLINE void LL_SPI_DisableNSSPulseMgt(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 892 | { |
AnnaBridge | 145:64910690c574 | 893 | CLEAR_BIT(SPIx->CR2, SPI_CR2_NSSP); |
AnnaBridge | 145:64910690c574 | 894 | } |
AnnaBridge | 145:64910690c574 | 895 | |
AnnaBridge | 145:64910690c574 | 896 | /** |
AnnaBridge | 145:64910690c574 | 897 | * @brief Check if NSS pulse is enabled |
AnnaBridge | 145:64910690c574 | 898 | * @note This bit should not be changed when communication is ongoing. This bit is not used in SPI TI mode. |
AnnaBridge | 145:64910690c574 | 899 | * @rmtoll CR2 NSSP LL_SPI_IsEnabledNSSPulse |
AnnaBridge | 145:64910690c574 | 900 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 901 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 902 | */ |
AnnaBridge | 145:64910690c574 | 903 | __STATIC_INLINE uint32_t LL_SPI_IsEnabledNSSPulse(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 904 | { |
AnnaBridge | 145:64910690c574 | 905 | return (READ_BIT(SPIx->CR2, SPI_CR2_NSSP) == (SPI_CR2_NSSP)); |
AnnaBridge | 145:64910690c574 | 906 | } |
AnnaBridge | 145:64910690c574 | 907 | |
AnnaBridge | 145:64910690c574 | 908 | /** |
AnnaBridge | 145:64910690c574 | 909 | * @} |
AnnaBridge | 145:64910690c574 | 910 | */ |
AnnaBridge | 145:64910690c574 | 911 | |
AnnaBridge | 145:64910690c574 | 912 | /** @defgroup SPI_LL_EF_FLAG_Management FLAG Management |
AnnaBridge | 145:64910690c574 | 913 | * @{ |
AnnaBridge | 145:64910690c574 | 914 | */ |
AnnaBridge | 145:64910690c574 | 915 | |
AnnaBridge | 145:64910690c574 | 916 | /** |
AnnaBridge | 145:64910690c574 | 917 | * @brief Check if Rx buffer is not empty |
AnnaBridge | 145:64910690c574 | 918 | * @rmtoll SR RXNE LL_SPI_IsActiveFlag_RXNE |
AnnaBridge | 145:64910690c574 | 919 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 920 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 921 | */ |
AnnaBridge | 145:64910690c574 | 922 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_RXNE(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 923 | { |
AnnaBridge | 145:64910690c574 | 924 | return (READ_BIT(SPIx->SR, SPI_SR_RXNE) == (SPI_SR_RXNE)); |
AnnaBridge | 145:64910690c574 | 925 | } |
AnnaBridge | 145:64910690c574 | 926 | |
AnnaBridge | 145:64910690c574 | 927 | /** |
AnnaBridge | 145:64910690c574 | 928 | * @brief Check if Tx buffer is empty |
AnnaBridge | 145:64910690c574 | 929 | * @rmtoll SR TXE LL_SPI_IsActiveFlag_TXE |
AnnaBridge | 145:64910690c574 | 930 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 931 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 932 | */ |
AnnaBridge | 145:64910690c574 | 933 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_TXE(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 934 | { |
AnnaBridge | 145:64910690c574 | 935 | return (READ_BIT(SPIx->SR, SPI_SR_TXE) == (SPI_SR_TXE)); |
AnnaBridge | 145:64910690c574 | 936 | } |
AnnaBridge | 145:64910690c574 | 937 | |
AnnaBridge | 145:64910690c574 | 938 | /** |
AnnaBridge | 145:64910690c574 | 939 | * @brief Get CRC error flag |
AnnaBridge | 145:64910690c574 | 940 | * @rmtoll SR CRCERR LL_SPI_IsActiveFlag_CRCERR |
AnnaBridge | 145:64910690c574 | 941 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 942 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 943 | */ |
AnnaBridge | 145:64910690c574 | 944 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_CRCERR(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 945 | { |
AnnaBridge | 145:64910690c574 | 946 | return (READ_BIT(SPIx->SR, SPI_SR_CRCERR) == (SPI_SR_CRCERR)); |
AnnaBridge | 145:64910690c574 | 947 | } |
AnnaBridge | 145:64910690c574 | 948 | |
AnnaBridge | 145:64910690c574 | 949 | /** |
AnnaBridge | 145:64910690c574 | 950 | * @brief Get mode fault error flag |
AnnaBridge | 145:64910690c574 | 951 | * @rmtoll SR MODF LL_SPI_IsActiveFlag_MODF |
AnnaBridge | 145:64910690c574 | 952 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 953 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 954 | */ |
AnnaBridge | 145:64910690c574 | 955 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_MODF(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 956 | { |
AnnaBridge | 145:64910690c574 | 957 | return (READ_BIT(SPIx->SR, SPI_SR_MODF) == (SPI_SR_MODF)); |
AnnaBridge | 145:64910690c574 | 958 | } |
AnnaBridge | 145:64910690c574 | 959 | |
AnnaBridge | 145:64910690c574 | 960 | /** |
AnnaBridge | 145:64910690c574 | 961 | * @brief Get overrun error flag |
AnnaBridge | 145:64910690c574 | 962 | * @rmtoll SR OVR LL_SPI_IsActiveFlag_OVR |
AnnaBridge | 145:64910690c574 | 963 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 964 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 965 | */ |
AnnaBridge | 145:64910690c574 | 966 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_OVR(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 967 | { |
AnnaBridge | 145:64910690c574 | 968 | return (READ_BIT(SPIx->SR, SPI_SR_OVR) == (SPI_SR_OVR)); |
AnnaBridge | 145:64910690c574 | 969 | } |
AnnaBridge | 145:64910690c574 | 970 | |
AnnaBridge | 145:64910690c574 | 971 | /** |
AnnaBridge | 145:64910690c574 | 972 | * @brief Get busy flag |
AnnaBridge | 145:64910690c574 | 973 | * @note The BSY flag is cleared under any one of the following conditions: |
AnnaBridge | 145:64910690c574 | 974 | * -When the SPI is correctly disabled |
AnnaBridge | 145:64910690c574 | 975 | * -When a fault is detected in Master mode (MODF bit set to 1) |
AnnaBridge | 145:64910690c574 | 976 | * -In Master mode, when it finishes a data transmission and no new data is ready to be |
AnnaBridge | 145:64910690c574 | 977 | * sent |
AnnaBridge | 145:64910690c574 | 978 | * -In Slave mode, when the BSY flag is set to '0' for at least one SPI clock cycle between |
AnnaBridge | 145:64910690c574 | 979 | * each data transfer. |
AnnaBridge | 145:64910690c574 | 980 | * @rmtoll SR BSY LL_SPI_IsActiveFlag_BSY |
AnnaBridge | 145:64910690c574 | 981 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 982 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 983 | */ |
AnnaBridge | 145:64910690c574 | 984 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_BSY(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 985 | { |
AnnaBridge | 145:64910690c574 | 986 | return (READ_BIT(SPIx->SR, SPI_SR_BSY) == (SPI_SR_BSY)); |
AnnaBridge | 145:64910690c574 | 987 | } |
AnnaBridge | 145:64910690c574 | 988 | |
AnnaBridge | 145:64910690c574 | 989 | /** |
AnnaBridge | 145:64910690c574 | 990 | * @brief Get frame format error flag |
AnnaBridge | 145:64910690c574 | 991 | * @rmtoll SR FRE LL_SPI_IsActiveFlag_FRE |
AnnaBridge | 145:64910690c574 | 992 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 993 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 994 | */ |
AnnaBridge | 145:64910690c574 | 995 | __STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_FRE(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 996 | { |
AnnaBridge | 145:64910690c574 | 997 | return (READ_BIT(SPIx->SR, SPI_SR_FRE) == (SPI_SR_FRE)); |
AnnaBridge | 145:64910690c574 | 998 | } |
AnnaBridge | 145:64910690c574 | 999 | |
AnnaBridge | 145:64910690c574 | 1000 | /** |
AnnaBridge | 145:64910690c574 | 1001 | * @brief Get FIFO reception Level |
AnnaBridge | 145:64910690c574 | 1002 | * @rmtoll SR FRLVL LL_SPI_GetRxFIFOLevel |
AnnaBridge | 145:64910690c574 | 1003 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1004 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 1005 | * @arg @ref LL_SPI_RX_FIFO_EMPTY |
AnnaBridge | 145:64910690c574 | 1006 | * @arg @ref LL_SPI_RX_FIFO_QUARTER_FULL |
AnnaBridge | 145:64910690c574 | 1007 | * @arg @ref LL_SPI_RX_FIFO_HALF_FULL |
AnnaBridge | 145:64910690c574 | 1008 | * @arg @ref LL_SPI_RX_FIFO_FULL |
AnnaBridge | 145:64910690c574 | 1009 | */ |
AnnaBridge | 145:64910690c574 | 1010 | __STATIC_INLINE uint32_t LL_SPI_GetRxFIFOLevel(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1011 | { |
AnnaBridge | 145:64910690c574 | 1012 | return (uint32_t)(READ_BIT(SPIx->SR, SPI_SR_FRLVL)); |
AnnaBridge | 145:64910690c574 | 1013 | } |
AnnaBridge | 145:64910690c574 | 1014 | |
AnnaBridge | 145:64910690c574 | 1015 | /** |
AnnaBridge | 145:64910690c574 | 1016 | * @brief Get FIFO Transmission Level |
AnnaBridge | 145:64910690c574 | 1017 | * @rmtoll SR FTLVL LL_SPI_GetTxFIFOLevel |
AnnaBridge | 145:64910690c574 | 1018 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1019 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 1020 | * @arg @ref LL_SPI_TX_FIFO_EMPTY |
AnnaBridge | 145:64910690c574 | 1021 | * @arg @ref LL_SPI_TX_FIFO_QUARTER_FULL |
AnnaBridge | 145:64910690c574 | 1022 | * @arg @ref LL_SPI_TX_FIFO_HALF_FULL |
AnnaBridge | 145:64910690c574 | 1023 | * @arg @ref LL_SPI_TX_FIFO_FULL |
AnnaBridge | 145:64910690c574 | 1024 | */ |
AnnaBridge | 145:64910690c574 | 1025 | __STATIC_INLINE uint32_t LL_SPI_GetTxFIFOLevel(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1026 | { |
AnnaBridge | 145:64910690c574 | 1027 | return (uint32_t)(READ_BIT(SPIx->SR, SPI_SR_FTLVL)); |
AnnaBridge | 145:64910690c574 | 1028 | } |
AnnaBridge | 145:64910690c574 | 1029 | |
AnnaBridge | 145:64910690c574 | 1030 | /** |
AnnaBridge | 145:64910690c574 | 1031 | * @brief Clear CRC error flag |
AnnaBridge | 145:64910690c574 | 1032 | * @rmtoll SR CRCERR LL_SPI_ClearFlag_CRCERR |
AnnaBridge | 145:64910690c574 | 1033 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1034 | * @retval None |
AnnaBridge | 145:64910690c574 | 1035 | */ |
AnnaBridge | 145:64910690c574 | 1036 | __STATIC_INLINE void LL_SPI_ClearFlag_CRCERR(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1037 | { |
AnnaBridge | 145:64910690c574 | 1038 | CLEAR_BIT(SPIx->SR, SPI_SR_CRCERR); |
AnnaBridge | 145:64910690c574 | 1039 | } |
AnnaBridge | 145:64910690c574 | 1040 | |
AnnaBridge | 145:64910690c574 | 1041 | /** |
AnnaBridge | 145:64910690c574 | 1042 | * @brief Clear mode fault error flag |
AnnaBridge | 145:64910690c574 | 1043 | * @note Clearing this flag is done by a read access to the SPIx_SR |
AnnaBridge | 145:64910690c574 | 1044 | * register followed by a write access to the SPIx_CR1 register |
AnnaBridge | 145:64910690c574 | 1045 | * @rmtoll SR MODF LL_SPI_ClearFlag_MODF |
AnnaBridge | 145:64910690c574 | 1046 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1047 | * @retval None |
AnnaBridge | 145:64910690c574 | 1048 | */ |
AnnaBridge | 145:64910690c574 | 1049 | __STATIC_INLINE void LL_SPI_ClearFlag_MODF(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1050 | { |
AnnaBridge | 145:64910690c574 | 1051 | __IO uint32_t tmpreg; |
AnnaBridge | 145:64910690c574 | 1052 | tmpreg = SPIx->SR; |
AnnaBridge | 145:64910690c574 | 1053 | (void) tmpreg; |
AnnaBridge | 145:64910690c574 | 1054 | tmpreg = CLEAR_BIT(SPIx->CR1, SPI_CR1_SPE); |
AnnaBridge | 145:64910690c574 | 1055 | (void) tmpreg; |
AnnaBridge | 145:64910690c574 | 1056 | } |
AnnaBridge | 145:64910690c574 | 1057 | |
AnnaBridge | 145:64910690c574 | 1058 | /** |
AnnaBridge | 145:64910690c574 | 1059 | * @brief Clear overrun error flag |
AnnaBridge | 145:64910690c574 | 1060 | * @note Clearing this flag is done by a read access to the SPIx_DR |
AnnaBridge | 145:64910690c574 | 1061 | * register followed by a read access to the SPIx_SR register |
AnnaBridge | 145:64910690c574 | 1062 | * @rmtoll SR OVR LL_SPI_ClearFlag_OVR |
AnnaBridge | 145:64910690c574 | 1063 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1064 | * @retval None |
AnnaBridge | 145:64910690c574 | 1065 | */ |
AnnaBridge | 145:64910690c574 | 1066 | __STATIC_INLINE void LL_SPI_ClearFlag_OVR(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1067 | { |
AnnaBridge | 145:64910690c574 | 1068 | __IO uint32_t tmpreg; |
AnnaBridge | 145:64910690c574 | 1069 | tmpreg = SPIx->DR; |
AnnaBridge | 145:64910690c574 | 1070 | (void) tmpreg; |
AnnaBridge | 145:64910690c574 | 1071 | tmpreg = SPIx->SR; |
AnnaBridge | 145:64910690c574 | 1072 | (void) tmpreg; |
AnnaBridge | 145:64910690c574 | 1073 | } |
AnnaBridge | 145:64910690c574 | 1074 | |
AnnaBridge | 145:64910690c574 | 1075 | /** |
AnnaBridge | 145:64910690c574 | 1076 | * @brief Clear frame format error flag |
AnnaBridge | 145:64910690c574 | 1077 | * @note Clearing this flag is done by reading SPIx_SR register |
AnnaBridge | 145:64910690c574 | 1078 | * @rmtoll SR FRE LL_SPI_ClearFlag_FRE |
AnnaBridge | 145:64910690c574 | 1079 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1080 | * @retval None |
AnnaBridge | 145:64910690c574 | 1081 | */ |
AnnaBridge | 145:64910690c574 | 1082 | __STATIC_INLINE void LL_SPI_ClearFlag_FRE(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1083 | { |
AnnaBridge | 145:64910690c574 | 1084 | __IO uint32_t tmpreg; |
AnnaBridge | 145:64910690c574 | 1085 | tmpreg = SPIx->SR; |
AnnaBridge | 145:64910690c574 | 1086 | (void) tmpreg; |
AnnaBridge | 145:64910690c574 | 1087 | } |
AnnaBridge | 145:64910690c574 | 1088 | |
AnnaBridge | 145:64910690c574 | 1089 | /** |
AnnaBridge | 145:64910690c574 | 1090 | * @} |
AnnaBridge | 145:64910690c574 | 1091 | */ |
AnnaBridge | 145:64910690c574 | 1092 | |
AnnaBridge | 145:64910690c574 | 1093 | /** @defgroup SPI_LL_EF_IT_Management Interrupt Management |
AnnaBridge | 145:64910690c574 | 1094 | * @{ |
AnnaBridge | 145:64910690c574 | 1095 | */ |
AnnaBridge | 145:64910690c574 | 1096 | |
AnnaBridge | 145:64910690c574 | 1097 | /** |
AnnaBridge | 145:64910690c574 | 1098 | * @brief Enable error interrupt |
AnnaBridge | 145:64910690c574 | 1099 | * @note This bit controls the generation of an interrupt when an error condition occurs (CRCERR, OVR, MODF in SPI mode, FRE at TI mode). |
AnnaBridge | 145:64910690c574 | 1100 | * @rmtoll CR2 ERRIE LL_SPI_EnableIT_ERR |
AnnaBridge | 145:64910690c574 | 1101 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1102 | * @retval None |
AnnaBridge | 145:64910690c574 | 1103 | */ |
AnnaBridge | 145:64910690c574 | 1104 | __STATIC_INLINE void LL_SPI_EnableIT_ERR(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1105 | { |
AnnaBridge | 145:64910690c574 | 1106 | SET_BIT(SPIx->CR2, SPI_CR2_ERRIE); |
AnnaBridge | 145:64910690c574 | 1107 | } |
AnnaBridge | 145:64910690c574 | 1108 | |
AnnaBridge | 145:64910690c574 | 1109 | /** |
AnnaBridge | 145:64910690c574 | 1110 | * @brief Enable Rx buffer not empty interrupt |
AnnaBridge | 145:64910690c574 | 1111 | * @rmtoll CR2 RXNEIE LL_SPI_EnableIT_RXNE |
AnnaBridge | 145:64910690c574 | 1112 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1113 | * @retval None |
AnnaBridge | 145:64910690c574 | 1114 | */ |
AnnaBridge | 145:64910690c574 | 1115 | __STATIC_INLINE void LL_SPI_EnableIT_RXNE(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1116 | { |
AnnaBridge | 145:64910690c574 | 1117 | SET_BIT(SPIx->CR2, SPI_CR2_RXNEIE); |
AnnaBridge | 145:64910690c574 | 1118 | } |
AnnaBridge | 145:64910690c574 | 1119 | |
AnnaBridge | 145:64910690c574 | 1120 | /** |
AnnaBridge | 145:64910690c574 | 1121 | * @brief Enable Tx buffer empty interrupt |
AnnaBridge | 145:64910690c574 | 1122 | * @rmtoll CR2 TXEIE LL_SPI_EnableIT_TXE |
AnnaBridge | 145:64910690c574 | 1123 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1124 | * @retval None |
AnnaBridge | 145:64910690c574 | 1125 | */ |
AnnaBridge | 145:64910690c574 | 1126 | __STATIC_INLINE void LL_SPI_EnableIT_TXE(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1127 | { |
AnnaBridge | 145:64910690c574 | 1128 | SET_BIT(SPIx->CR2, SPI_CR2_TXEIE); |
AnnaBridge | 145:64910690c574 | 1129 | } |
AnnaBridge | 145:64910690c574 | 1130 | |
AnnaBridge | 145:64910690c574 | 1131 | /** |
AnnaBridge | 145:64910690c574 | 1132 | * @brief Disable error interrupt |
AnnaBridge | 145:64910690c574 | 1133 | * @note This bit controls the generation of an interrupt when an error condition occurs (CRCERR, OVR, MODF in SPI mode, FRE at TI mode). |
AnnaBridge | 145:64910690c574 | 1134 | * @rmtoll CR2 ERRIE LL_SPI_DisableIT_ERR |
AnnaBridge | 145:64910690c574 | 1135 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1136 | * @retval None |
AnnaBridge | 145:64910690c574 | 1137 | */ |
AnnaBridge | 145:64910690c574 | 1138 | __STATIC_INLINE void LL_SPI_DisableIT_ERR(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1139 | { |
AnnaBridge | 145:64910690c574 | 1140 | CLEAR_BIT(SPIx->CR2, SPI_CR2_ERRIE); |
AnnaBridge | 145:64910690c574 | 1141 | } |
AnnaBridge | 145:64910690c574 | 1142 | |
AnnaBridge | 145:64910690c574 | 1143 | /** |
AnnaBridge | 145:64910690c574 | 1144 | * @brief Disable Rx buffer not empty interrupt |
AnnaBridge | 145:64910690c574 | 1145 | * @rmtoll CR2 RXNEIE LL_SPI_DisableIT_RXNE |
AnnaBridge | 145:64910690c574 | 1146 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1147 | * @retval None |
AnnaBridge | 145:64910690c574 | 1148 | */ |
AnnaBridge | 145:64910690c574 | 1149 | __STATIC_INLINE void LL_SPI_DisableIT_RXNE(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1150 | { |
AnnaBridge | 145:64910690c574 | 1151 | CLEAR_BIT(SPIx->CR2, SPI_CR2_RXNEIE); |
AnnaBridge | 145:64910690c574 | 1152 | } |
AnnaBridge | 145:64910690c574 | 1153 | |
AnnaBridge | 145:64910690c574 | 1154 | /** |
AnnaBridge | 145:64910690c574 | 1155 | * @brief Disable Tx buffer empty interrupt |
AnnaBridge | 145:64910690c574 | 1156 | * @rmtoll CR2 TXEIE LL_SPI_DisableIT_TXE |
AnnaBridge | 145:64910690c574 | 1157 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1158 | * @retval None |
AnnaBridge | 145:64910690c574 | 1159 | */ |
AnnaBridge | 145:64910690c574 | 1160 | __STATIC_INLINE void LL_SPI_DisableIT_TXE(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1161 | { |
AnnaBridge | 145:64910690c574 | 1162 | CLEAR_BIT(SPIx->CR2, SPI_CR2_TXEIE); |
AnnaBridge | 145:64910690c574 | 1163 | } |
AnnaBridge | 145:64910690c574 | 1164 | |
AnnaBridge | 145:64910690c574 | 1165 | /** |
AnnaBridge | 145:64910690c574 | 1166 | * @brief Check if error interrupt is enabled |
AnnaBridge | 145:64910690c574 | 1167 | * @rmtoll CR2 ERRIE LL_SPI_IsEnabledIT_ERR |
AnnaBridge | 145:64910690c574 | 1168 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1169 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 1170 | */ |
AnnaBridge | 145:64910690c574 | 1171 | __STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_ERR(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1172 | { |
AnnaBridge | 145:64910690c574 | 1173 | return (READ_BIT(SPIx->CR2, SPI_CR2_ERRIE) == (SPI_CR2_ERRIE)); |
AnnaBridge | 145:64910690c574 | 1174 | } |
AnnaBridge | 145:64910690c574 | 1175 | |
AnnaBridge | 145:64910690c574 | 1176 | /** |
AnnaBridge | 145:64910690c574 | 1177 | * @brief Check if Rx buffer not empty interrupt is enabled |
AnnaBridge | 145:64910690c574 | 1178 | * @rmtoll CR2 RXNEIE LL_SPI_IsEnabledIT_RXNE |
AnnaBridge | 145:64910690c574 | 1179 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1180 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 1181 | */ |
AnnaBridge | 145:64910690c574 | 1182 | __STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_RXNE(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1183 | { |
AnnaBridge | 145:64910690c574 | 1184 | return (READ_BIT(SPIx->CR2, SPI_CR2_RXNEIE) == (SPI_CR2_RXNEIE)); |
AnnaBridge | 145:64910690c574 | 1185 | } |
AnnaBridge | 145:64910690c574 | 1186 | |
AnnaBridge | 145:64910690c574 | 1187 | /** |
AnnaBridge | 145:64910690c574 | 1188 | * @brief Check if Tx buffer empty interrupt |
AnnaBridge | 145:64910690c574 | 1189 | * @rmtoll CR2 TXEIE LL_SPI_IsEnabledIT_TXE |
AnnaBridge | 145:64910690c574 | 1190 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1191 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 1192 | */ |
AnnaBridge | 145:64910690c574 | 1193 | __STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_TXE(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1194 | { |
AnnaBridge | 145:64910690c574 | 1195 | return (READ_BIT(SPIx->CR2, SPI_CR2_TXEIE) == (SPI_CR2_TXEIE)); |
AnnaBridge | 145:64910690c574 | 1196 | } |
AnnaBridge | 145:64910690c574 | 1197 | |
AnnaBridge | 145:64910690c574 | 1198 | /** |
AnnaBridge | 145:64910690c574 | 1199 | * @} |
AnnaBridge | 145:64910690c574 | 1200 | */ |
AnnaBridge | 145:64910690c574 | 1201 | |
AnnaBridge | 145:64910690c574 | 1202 | /** @defgroup SPI_LL_EF_DMA_Management DMA Management |
AnnaBridge | 145:64910690c574 | 1203 | * @{ |
AnnaBridge | 145:64910690c574 | 1204 | */ |
AnnaBridge | 145:64910690c574 | 1205 | |
AnnaBridge | 145:64910690c574 | 1206 | /** |
AnnaBridge | 145:64910690c574 | 1207 | * @brief Enable DMA Rx |
AnnaBridge | 145:64910690c574 | 1208 | * @rmtoll CR2 RXDMAEN LL_SPI_EnableDMAReq_RX |
AnnaBridge | 145:64910690c574 | 1209 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1210 | * @retval None |
AnnaBridge | 145:64910690c574 | 1211 | */ |
AnnaBridge | 145:64910690c574 | 1212 | __STATIC_INLINE void LL_SPI_EnableDMAReq_RX(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1213 | { |
AnnaBridge | 145:64910690c574 | 1214 | SET_BIT(SPIx->CR2, SPI_CR2_RXDMAEN); |
AnnaBridge | 145:64910690c574 | 1215 | } |
AnnaBridge | 145:64910690c574 | 1216 | |
AnnaBridge | 145:64910690c574 | 1217 | /** |
AnnaBridge | 145:64910690c574 | 1218 | * @brief Disable DMA Rx |
AnnaBridge | 145:64910690c574 | 1219 | * @rmtoll CR2 RXDMAEN LL_SPI_DisableDMAReq_RX |
AnnaBridge | 145:64910690c574 | 1220 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1221 | * @retval None |
AnnaBridge | 145:64910690c574 | 1222 | */ |
AnnaBridge | 145:64910690c574 | 1223 | __STATIC_INLINE void LL_SPI_DisableDMAReq_RX(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1224 | { |
AnnaBridge | 145:64910690c574 | 1225 | CLEAR_BIT(SPIx->CR2, SPI_CR2_RXDMAEN); |
AnnaBridge | 145:64910690c574 | 1226 | } |
AnnaBridge | 145:64910690c574 | 1227 | |
AnnaBridge | 145:64910690c574 | 1228 | /** |
AnnaBridge | 145:64910690c574 | 1229 | * @brief Check if DMA Rx is enabled |
AnnaBridge | 145:64910690c574 | 1230 | * @rmtoll CR2 RXDMAEN LL_SPI_IsEnabledDMAReq_RX |
AnnaBridge | 145:64910690c574 | 1231 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1232 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 1233 | */ |
AnnaBridge | 145:64910690c574 | 1234 | __STATIC_INLINE uint32_t LL_SPI_IsEnabledDMAReq_RX(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1235 | { |
AnnaBridge | 145:64910690c574 | 1236 | return (READ_BIT(SPIx->CR2, SPI_CR2_RXDMAEN) == (SPI_CR2_RXDMAEN)); |
AnnaBridge | 145:64910690c574 | 1237 | } |
AnnaBridge | 145:64910690c574 | 1238 | |
AnnaBridge | 145:64910690c574 | 1239 | /** |
AnnaBridge | 145:64910690c574 | 1240 | * @brief Enable DMA Tx |
AnnaBridge | 145:64910690c574 | 1241 | * @rmtoll CR2 TXDMAEN LL_SPI_EnableDMAReq_TX |
AnnaBridge | 145:64910690c574 | 1242 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1243 | * @retval None |
AnnaBridge | 145:64910690c574 | 1244 | */ |
AnnaBridge | 145:64910690c574 | 1245 | __STATIC_INLINE void LL_SPI_EnableDMAReq_TX(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1246 | { |
AnnaBridge | 145:64910690c574 | 1247 | SET_BIT(SPIx->CR2, SPI_CR2_TXDMAEN); |
AnnaBridge | 145:64910690c574 | 1248 | } |
AnnaBridge | 145:64910690c574 | 1249 | |
AnnaBridge | 145:64910690c574 | 1250 | /** |
AnnaBridge | 145:64910690c574 | 1251 | * @brief Disable DMA Tx |
AnnaBridge | 145:64910690c574 | 1252 | * @rmtoll CR2 TXDMAEN LL_SPI_DisableDMAReq_TX |
AnnaBridge | 145:64910690c574 | 1253 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1254 | * @retval None |
AnnaBridge | 145:64910690c574 | 1255 | */ |
AnnaBridge | 145:64910690c574 | 1256 | __STATIC_INLINE void LL_SPI_DisableDMAReq_TX(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1257 | { |
AnnaBridge | 145:64910690c574 | 1258 | CLEAR_BIT(SPIx->CR2, SPI_CR2_TXDMAEN); |
AnnaBridge | 145:64910690c574 | 1259 | } |
AnnaBridge | 145:64910690c574 | 1260 | |
AnnaBridge | 145:64910690c574 | 1261 | /** |
AnnaBridge | 145:64910690c574 | 1262 | * @brief Check if DMA Tx is enabled |
AnnaBridge | 145:64910690c574 | 1263 | * @rmtoll CR2 TXDMAEN LL_SPI_IsEnabledDMAReq_TX |
AnnaBridge | 145:64910690c574 | 1264 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1265 | * @retval State of bit (1 or 0). |
AnnaBridge | 145:64910690c574 | 1266 | */ |
AnnaBridge | 145:64910690c574 | 1267 | __STATIC_INLINE uint32_t LL_SPI_IsEnabledDMAReq_TX(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1268 | { |
AnnaBridge | 145:64910690c574 | 1269 | return (READ_BIT(SPIx->CR2, SPI_CR2_TXDMAEN) == (SPI_CR2_TXDMAEN)); |
AnnaBridge | 145:64910690c574 | 1270 | } |
AnnaBridge | 145:64910690c574 | 1271 | |
AnnaBridge | 145:64910690c574 | 1272 | /** |
AnnaBridge | 145:64910690c574 | 1273 | * @brief Set parity of Last DMA reception |
AnnaBridge | 145:64910690c574 | 1274 | * @rmtoll CR2 LDMARX LL_SPI_SetDMAParity_RX |
AnnaBridge | 145:64910690c574 | 1275 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1276 | * @param Parity This parameter can be one of the following values: |
AnnaBridge | 145:64910690c574 | 1277 | * @arg @ref LL_SPI_DMA_PARITY_ODD |
AnnaBridge | 145:64910690c574 | 1278 | * @arg @ref LL_SPI_DMA_PARITY_EVEN |
AnnaBridge | 145:64910690c574 | 1279 | * @retval None |
AnnaBridge | 145:64910690c574 | 1280 | */ |
AnnaBridge | 145:64910690c574 | 1281 | __STATIC_INLINE void LL_SPI_SetDMAParity_RX(SPI_TypeDef *SPIx, uint32_t Parity) |
AnnaBridge | 145:64910690c574 | 1282 | { |
AnnaBridge | 145:64910690c574 | 1283 | MODIFY_REG(SPIx->CR2, SPI_CR2_LDMARX, (Parity << SPI_CR2_LDMARX_Pos)); |
AnnaBridge | 145:64910690c574 | 1284 | } |
AnnaBridge | 145:64910690c574 | 1285 | |
AnnaBridge | 145:64910690c574 | 1286 | /** |
AnnaBridge | 145:64910690c574 | 1287 | * @brief Get parity configuration for Last DMA reception |
AnnaBridge | 145:64910690c574 | 1288 | * @rmtoll CR2 LDMARX LL_SPI_GetDMAParity_RX |
AnnaBridge | 145:64910690c574 | 1289 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1290 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 1291 | * @arg @ref LL_SPI_DMA_PARITY_ODD |
AnnaBridge | 145:64910690c574 | 1292 | * @arg @ref LL_SPI_DMA_PARITY_EVEN |
AnnaBridge | 145:64910690c574 | 1293 | */ |
AnnaBridge | 145:64910690c574 | 1294 | __STATIC_INLINE uint32_t LL_SPI_GetDMAParity_RX(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1295 | { |
AnnaBridge | 145:64910690c574 | 1296 | return (uint32_t)(READ_BIT(SPIx->CR2, SPI_CR2_LDMARX) >> SPI_CR2_LDMARX_Pos); |
AnnaBridge | 145:64910690c574 | 1297 | } |
AnnaBridge | 145:64910690c574 | 1298 | |
AnnaBridge | 145:64910690c574 | 1299 | /** |
AnnaBridge | 145:64910690c574 | 1300 | * @brief Set parity of Last DMA transmission |
AnnaBridge | 145:64910690c574 | 1301 | * @rmtoll CR2 LDMATX LL_SPI_SetDMAParity_TX |
AnnaBridge | 145:64910690c574 | 1302 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1303 | * @param Parity This parameter can be one of the following values: |
AnnaBridge | 145:64910690c574 | 1304 | * @arg @ref LL_SPI_DMA_PARITY_ODD |
AnnaBridge | 145:64910690c574 | 1305 | * @arg @ref LL_SPI_DMA_PARITY_EVEN |
AnnaBridge | 145:64910690c574 | 1306 | * @retval None |
AnnaBridge | 145:64910690c574 | 1307 | */ |
AnnaBridge | 145:64910690c574 | 1308 | __STATIC_INLINE void LL_SPI_SetDMAParity_TX(SPI_TypeDef *SPIx, uint32_t Parity) |
AnnaBridge | 145:64910690c574 | 1309 | { |
AnnaBridge | 145:64910690c574 | 1310 | MODIFY_REG(SPIx->CR2, SPI_CR2_LDMATX, (Parity << SPI_CR2_LDMATX_Pos)); |
AnnaBridge | 145:64910690c574 | 1311 | } |
AnnaBridge | 145:64910690c574 | 1312 | |
AnnaBridge | 145:64910690c574 | 1313 | /** |
AnnaBridge | 145:64910690c574 | 1314 | * @brief Get parity configuration for Last DMA transmission |
AnnaBridge | 145:64910690c574 | 1315 | * @rmtoll CR2 LDMATX LL_SPI_GetDMAParity_TX |
AnnaBridge | 145:64910690c574 | 1316 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1317 | * @retval Returned value can be one of the following values: |
AnnaBridge | 145:64910690c574 | 1318 | * @arg @ref LL_SPI_DMA_PARITY_ODD |
AnnaBridge | 145:64910690c574 | 1319 | * @arg @ref LL_SPI_DMA_PARITY_EVEN |
AnnaBridge | 145:64910690c574 | 1320 | */ |
AnnaBridge | 145:64910690c574 | 1321 | __STATIC_INLINE uint32_t LL_SPI_GetDMAParity_TX(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1322 | { |
AnnaBridge | 145:64910690c574 | 1323 | return (uint32_t)(READ_BIT(SPIx->CR2, SPI_CR2_LDMATX) >> SPI_CR2_LDMATX_Pos); |
AnnaBridge | 145:64910690c574 | 1324 | } |
AnnaBridge | 145:64910690c574 | 1325 | |
AnnaBridge | 145:64910690c574 | 1326 | /** |
AnnaBridge | 145:64910690c574 | 1327 | * @brief Get the data register address used for DMA transfer |
AnnaBridge | 145:64910690c574 | 1328 | * @rmtoll DR DR LL_SPI_DMA_GetRegAddr |
AnnaBridge | 145:64910690c574 | 1329 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1330 | * @retval Address of data register |
AnnaBridge | 145:64910690c574 | 1331 | */ |
AnnaBridge | 145:64910690c574 | 1332 | __STATIC_INLINE uint32_t LL_SPI_DMA_GetRegAddr(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1333 | { |
AnnaBridge | 145:64910690c574 | 1334 | return (uint32_t) & (SPIx->DR); |
AnnaBridge | 145:64910690c574 | 1335 | } |
AnnaBridge | 145:64910690c574 | 1336 | |
AnnaBridge | 145:64910690c574 | 1337 | /** |
AnnaBridge | 145:64910690c574 | 1338 | * @} |
AnnaBridge | 145:64910690c574 | 1339 | */ |
AnnaBridge | 145:64910690c574 | 1340 | |
AnnaBridge | 145:64910690c574 | 1341 | /** @defgroup SPI_LL_EF_DATA_Management DATA Management |
AnnaBridge | 145:64910690c574 | 1342 | * @{ |
AnnaBridge | 145:64910690c574 | 1343 | */ |
AnnaBridge | 145:64910690c574 | 1344 | |
AnnaBridge | 145:64910690c574 | 1345 | /** |
AnnaBridge | 145:64910690c574 | 1346 | * @brief Read 8-Bits in the data register |
AnnaBridge | 145:64910690c574 | 1347 | * @rmtoll DR DR LL_SPI_ReceiveData8 |
AnnaBridge | 145:64910690c574 | 1348 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1349 | * @retval RxData Value between Min_Data=0x00 and Max_Data=0xFF |
AnnaBridge | 145:64910690c574 | 1350 | */ |
AnnaBridge | 145:64910690c574 | 1351 | __STATIC_INLINE uint8_t LL_SPI_ReceiveData8(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1352 | { |
AnnaBridge | 145:64910690c574 | 1353 | return (uint8_t)(READ_REG(SPIx->DR)); |
AnnaBridge | 145:64910690c574 | 1354 | } |
AnnaBridge | 145:64910690c574 | 1355 | |
AnnaBridge | 145:64910690c574 | 1356 | /** |
AnnaBridge | 145:64910690c574 | 1357 | * @brief Read 16-Bits in the data register |
AnnaBridge | 145:64910690c574 | 1358 | * @rmtoll DR DR LL_SPI_ReceiveData16 |
AnnaBridge | 145:64910690c574 | 1359 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1360 | * @retval RxData Value between Min_Data=0x00 and Max_Data=0xFFFF |
AnnaBridge | 145:64910690c574 | 1361 | */ |
AnnaBridge | 145:64910690c574 | 1362 | __STATIC_INLINE uint16_t LL_SPI_ReceiveData16(SPI_TypeDef *SPIx) |
AnnaBridge | 145:64910690c574 | 1363 | { |
AnnaBridge | 145:64910690c574 | 1364 | return (uint16_t)(READ_REG(SPIx->DR)); |
AnnaBridge | 145:64910690c574 | 1365 | } |
AnnaBridge | 145:64910690c574 | 1366 | |
AnnaBridge | 145:64910690c574 | 1367 | /** |
AnnaBridge | 145:64910690c574 | 1368 | * @brief Write 8-Bits in the data register |
AnnaBridge | 145:64910690c574 | 1369 | * @rmtoll DR DR LL_SPI_TransmitData8 |
AnnaBridge | 145:64910690c574 | 1370 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1371 | * @param TxData Value between Min_Data=0x00 and Max_Data=0xFF |
AnnaBridge | 145:64910690c574 | 1372 | * @retval None |
AnnaBridge | 145:64910690c574 | 1373 | */ |
AnnaBridge | 145:64910690c574 | 1374 | __STATIC_INLINE void LL_SPI_TransmitData8(SPI_TypeDef *SPIx, uint8_t TxData) |
AnnaBridge | 145:64910690c574 | 1375 | { |
AnnaBridge | 145:64910690c574 | 1376 | *((__IO uint8_t *)&SPIx->DR) = TxData; |
AnnaBridge | 145:64910690c574 | 1377 | } |
AnnaBridge | 145:64910690c574 | 1378 | |
AnnaBridge | 167:84c0a372a020 | 1379 | #if __GNUC__ |
AnnaBridge | 167:84c0a372a020 | 1380 | # define MAY_ALIAS __attribute__ ((__may_alias__)) |
AnnaBridge | 167:84c0a372a020 | 1381 | #else |
AnnaBridge | 167:84c0a372a020 | 1382 | # define MAY_ALIAS |
AnnaBridge | 167:84c0a372a020 | 1383 | #endif |
AnnaBridge | 167:84c0a372a020 | 1384 | |
AnnaBridge | 167:84c0a372a020 | 1385 | typedef __IO uint16_t MAY_ALIAS uint16_io_t; |
AnnaBridge | 167:84c0a372a020 | 1386 | |
AnnaBridge | 145:64910690c574 | 1387 | /** |
AnnaBridge | 145:64910690c574 | 1388 | * @brief Write 16-Bits in the data register |
AnnaBridge | 145:64910690c574 | 1389 | * @rmtoll DR DR LL_SPI_TransmitData16 |
AnnaBridge | 145:64910690c574 | 1390 | * @param SPIx SPI Instance |
AnnaBridge | 145:64910690c574 | 1391 | * @param TxData Value between Min_Data=0x00 and Max_Data=0xFFFF |
AnnaBridge | 145:64910690c574 | 1392 | * @retval None |
AnnaBridge | 145:64910690c574 | 1393 | */ |
AnnaBridge | 145:64910690c574 | 1394 | __STATIC_INLINE void LL_SPI_TransmitData16(SPI_TypeDef *SPIx, uint16_t TxData) |
AnnaBridge | 145:64910690c574 | 1395 | { |
AnnaBridge | 167:84c0a372a020 | 1396 | *((uint16_io_t*)&SPIx->DR) = TxData; |
AnnaBridge | 145:64910690c574 | 1397 | } |
AnnaBridge | 145:64910690c574 | 1398 | |
AnnaBridge | 145:64910690c574 | 1399 | /** |
AnnaBridge | 145:64910690c574 | 1400 | * @} |
AnnaBridge | 145:64910690c574 | 1401 | */ |
AnnaBridge | 145:64910690c574 | 1402 | #if defined(USE_FULL_LL_DRIVER) |
AnnaBridge | 145:64910690c574 | 1403 | /** @defgroup SPI_LL_EF_Init Initialization and de-initialization functions |
AnnaBridge | 145:64910690c574 | 1404 | * @{ |
AnnaBridge | 145:64910690c574 | 1405 | */ |
AnnaBridge | 145:64910690c574 | 1406 | |
AnnaBridge | 145:64910690c574 | 1407 | ErrorStatus LL_SPI_DeInit(SPI_TypeDef *SPIx); |
AnnaBridge | 145:64910690c574 | 1408 | ErrorStatus LL_SPI_Init(SPI_TypeDef *SPIx, LL_SPI_InitTypeDef *SPI_InitStruct); |
AnnaBridge | 145:64910690c574 | 1409 | void LL_SPI_StructInit(LL_SPI_InitTypeDef *SPI_InitStruct); |
AnnaBridge | 145:64910690c574 | 1410 | |
AnnaBridge | 145:64910690c574 | 1411 | /** |
AnnaBridge | 145:64910690c574 | 1412 | * @} |
AnnaBridge | 145:64910690c574 | 1413 | */ |
AnnaBridge | 145:64910690c574 | 1414 | #endif /* USE_FULL_LL_DRIVER */ |
AnnaBridge | 145:64910690c574 | 1415 | /** |
AnnaBridge | 145:64910690c574 | 1416 | * @} |
AnnaBridge | 145:64910690c574 | 1417 | */ |
AnnaBridge | 145:64910690c574 | 1418 | |
AnnaBridge | 145:64910690c574 | 1419 | /** |
AnnaBridge | 145:64910690c574 | 1420 | * @} |
AnnaBridge | 145:64910690c574 | 1421 | */ |
AnnaBridge | 145:64910690c574 | 1422 | |
AnnaBridge | 145:64910690c574 | 1423 | #endif /* defined (SPI1) || defined (SPI2) || defined (SPI3) */ |
AnnaBridge | 145:64910690c574 | 1424 | |
AnnaBridge | 145:64910690c574 | 1425 | /** |
AnnaBridge | 145:64910690c574 | 1426 | * @} |
AnnaBridge | 145:64910690c574 | 1427 | */ |
AnnaBridge | 145:64910690c574 | 1428 | |
AnnaBridge | 145:64910690c574 | 1429 | #ifdef __cplusplus |
AnnaBridge | 145:64910690c574 | 1430 | } |
AnnaBridge | 145:64910690c574 | 1431 | #endif |
AnnaBridge | 145:64910690c574 | 1432 | |
AnnaBridge | 145:64910690c574 | 1433 | #endif /* __STM32L4xx_LL_SPI_H */ |
AnnaBridge | 145:64910690c574 | 1434 | |
AnnaBridge | 145:64910690c574 | 1435 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |