2 ******************************************************************************
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3 * @file stm32f10x_spi.h
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4 * @author MCD Application Team
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6 * @date 11-March-2011
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7 * @brief This file contains all the functions prototypes for the SPI firmware
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9 ******************************************************************************
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12 * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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13 * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
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14 * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
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15 * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
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16 * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
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17 * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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19 * <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2>
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20 ******************************************************************************
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23 /* Define to prevent recursive inclusion -------------------------------------*/
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24 #ifndef __STM32F10x_SPI_H
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25 #define __STM32F10x_SPI_H
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31 /* Includes ------------------------------------------------------------------*/
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32 #include "stm32f10x.h"
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34 /** @addtogroup STM32F10x_StdPeriph_Driver
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42 /** @defgroup SPI_Exported_Types
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47 * @brief SPI Init structure definition
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52 uint16_t SPI_Direction; /*!< Specifies the SPI unidirectional or bidirectional data mode.
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53 This parameter can be a value of @ref SPI_data_direction */
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55 uint16_t SPI_Mode; /*!< Specifies the SPI operating mode.
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56 This parameter can be a value of @ref SPI_mode */
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58 uint16_t SPI_DataSize; /*!< Specifies the SPI data size.
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59 This parameter can be a value of @ref SPI_data_size */
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61 uint16_t SPI_CPOL; /*!< Specifies the serial clock steady state.
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62 This parameter can be a value of @ref SPI_Clock_Polarity */
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64 uint16_t SPI_CPHA; /*!< Specifies the clock active edge for the bit capture.
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65 This parameter can be a value of @ref SPI_Clock_Phase */
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67 uint16_t SPI_NSS; /*!< Specifies whether the NSS signal is managed by
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68 hardware (NSS pin) or by software using the SSI bit.
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69 This parameter can be a value of @ref SPI_Slave_Select_management */
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71 uint16_t SPI_BaudRatePrescaler; /*!< Specifies the Baud Rate prescaler value which will be
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72 used to configure the transmit and receive SCK clock.
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73 This parameter can be a value of @ref SPI_BaudRate_Prescaler.
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74 @note The communication clock is derived from the master
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75 clock. The slave clock does not need to be set. */
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77 uint16_t SPI_FirstBit; /*!< Specifies whether data transfers start from MSB or LSB bit.
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78 This parameter can be a value of @ref SPI_MSB_LSB_transmission */
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80 uint16_t SPI_CRCPolynomial; /*!< Specifies the polynomial used for the CRC calculation. */
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84 * @brief I2S Init structure definition
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90 uint16_t I2S_Mode; /*!< Specifies the I2S operating mode.
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91 This parameter can be a value of @ref I2S_Mode */
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93 uint16_t I2S_Standard; /*!< Specifies the standard used for the I2S communication.
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94 This parameter can be a value of @ref I2S_Standard */
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96 uint16_t I2S_DataFormat; /*!< Specifies the data format for the I2S communication.
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97 This parameter can be a value of @ref I2S_Data_Format */
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99 uint16_t I2S_MCLKOutput; /*!< Specifies whether the I2S MCLK output is enabled or not.
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100 This parameter can be a value of @ref I2S_MCLK_Output */
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102 uint32_t I2S_AudioFreq; /*!< Specifies the frequency selected for the I2S communication.
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103 This parameter can be a value of @ref I2S_Audio_Frequency */
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105 uint16_t I2S_CPOL; /*!< Specifies the idle state of the I2S clock.
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106 This parameter can be a value of @ref I2S_Clock_Polarity */
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113 /** @defgroup SPI_Exported_Constants
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117 #define IS_SPI_ALL_PERIPH(PERIPH) (((PERIPH) == SPI1) || \
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118 ((PERIPH) == SPI2) || \
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119 ((PERIPH) == SPI3))
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121 #define IS_SPI_23_PERIPH(PERIPH) (((PERIPH) == SPI2) || \
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122 ((PERIPH) == SPI3))
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124 /** @defgroup SPI_data_direction
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128 #define SPI_Direction_2Lines_FullDuplex ((uint16_t)0x0000)
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129 #define SPI_Direction_2Lines_RxOnly ((uint16_t)0x0400)
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130 #define SPI_Direction_1Line_Rx ((uint16_t)0x8000)
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131 #define SPI_Direction_1Line_Tx ((uint16_t)0xC000)
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132 #define IS_SPI_DIRECTION_MODE(MODE) (((MODE) == SPI_Direction_2Lines_FullDuplex) || \
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133 ((MODE) == SPI_Direction_2Lines_RxOnly) || \
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134 ((MODE) == SPI_Direction_1Line_Rx) || \
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135 ((MODE) == SPI_Direction_1Line_Tx))
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140 /** @defgroup SPI_mode
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144 #define SPI_Mode_Master ((uint16_t)0x0104)
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145 #define SPI_Mode_Slave ((uint16_t)0x0000)
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146 #define IS_SPI_MODE(MODE) (((MODE) == SPI_Mode_Master) || \
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147 ((MODE) == SPI_Mode_Slave))
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152 /** @defgroup SPI_data_size
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156 #define SPI_DataSize_16b ((uint16_t)0x0800)
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157 #define SPI_DataSize_8b ((uint16_t)0x0000)
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158 #define IS_SPI_DATASIZE(DATASIZE) (((DATASIZE) == SPI_DataSize_16b) || \
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159 ((DATASIZE) == SPI_DataSize_8b))
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164 /** @defgroup SPI_Clock_Polarity
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168 #define SPI_CPOL_Low ((uint16_t)0x0000)
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169 #define SPI_CPOL_High ((uint16_t)0x0002)
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170 #define IS_SPI_CPOL(CPOL) (((CPOL) == SPI_CPOL_Low) || \
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171 ((CPOL) == SPI_CPOL_High))
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176 /** @defgroup SPI_Clock_Phase
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180 #define SPI_CPHA_1Edge ((uint16_t)0x0000)
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181 #define SPI_CPHA_2Edge ((uint16_t)0x0001)
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182 #define IS_SPI_CPHA(CPHA) (((CPHA) == SPI_CPHA_1Edge) || \
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183 ((CPHA) == SPI_CPHA_2Edge))
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188 /** @defgroup SPI_Slave_Select_management
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192 #define SPI_NSS_Soft ((uint16_t)0x0200)
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193 #define SPI_NSS_Hard ((uint16_t)0x0000)
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194 #define IS_SPI_NSS(NSS) (((NSS) == SPI_NSS_Soft) || \
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195 ((NSS) == SPI_NSS_Hard))
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200 /** @defgroup SPI_BaudRate_Prescaler
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204 #define SPI_BaudRatePrescaler_2 ((uint16_t)0x0000)
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205 #define SPI_BaudRatePrescaler_4 ((uint16_t)0x0008)
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206 #define SPI_BaudRatePrescaler_8 ((uint16_t)0x0010)
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207 #define SPI_BaudRatePrescaler_16 ((uint16_t)0x0018)
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208 #define SPI_BaudRatePrescaler_32 ((uint16_t)0x0020)
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209 #define SPI_BaudRatePrescaler_64 ((uint16_t)0x0028)
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210 #define SPI_BaudRatePrescaler_128 ((uint16_t)0x0030)
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211 #define SPI_BaudRatePrescaler_256 ((uint16_t)0x0038)
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212 #define IS_SPI_BAUDRATE_PRESCALER(PRESCALER) (((PRESCALER) == SPI_BaudRatePrescaler_2) || \
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213 ((PRESCALER) == SPI_BaudRatePrescaler_4) || \
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214 ((PRESCALER) == SPI_BaudRatePrescaler_8) || \
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215 ((PRESCALER) == SPI_BaudRatePrescaler_16) || \
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216 ((PRESCALER) == SPI_BaudRatePrescaler_32) || \
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217 ((PRESCALER) == SPI_BaudRatePrescaler_64) || \
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218 ((PRESCALER) == SPI_BaudRatePrescaler_128) || \
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219 ((PRESCALER) == SPI_BaudRatePrescaler_256))
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224 /** @defgroup SPI_MSB_LSB_transmission
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228 #define SPI_FirstBit_MSB ((uint16_t)0x0000)
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229 #define SPI_FirstBit_LSB ((uint16_t)0x0080)
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230 #define IS_SPI_FIRST_BIT(BIT) (((BIT) == SPI_FirstBit_MSB) || \
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231 ((BIT) == SPI_FirstBit_LSB))
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236 /** @defgroup I2S_Mode
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240 #define I2S_Mode_SlaveTx ((uint16_t)0x0000)
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241 #define I2S_Mode_SlaveRx ((uint16_t)0x0100)
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242 #define I2S_Mode_MasterTx ((uint16_t)0x0200)
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243 #define I2S_Mode_MasterRx ((uint16_t)0x0300)
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244 #define IS_I2S_MODE(MODE) (((MODE) == I2S_Mode_SlaveTx) || \
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245 ((MODE) == I2S_Mode_SlaveRx) || \
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246 ((MODE) == I2S_Mode_MasterTx) || \
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247 ((MODE) == I2S_Mode_MasterRx) )
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252 /** @defgroup I2S_Standard
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256 #define I2S_Standard_Phillips ((uint16_t)0x0000)
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257 #define I2S_Standard_MSB ((uint16_t)0x0010)
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258 #define I2S_Standard_LSB ((uint16_t)0x0020)
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259 #define I2S_Standard_PCMShort ((uint16_t)0x0030)
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260 #define I2S_Standard_PCMLong ((uint16_t)0x00B0)
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261 #define IS_I2S_STANDARD(STANDARD) (((STANDARD) == I2S_Standard_Phillips) || \
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262 ((STANDARD) == I2S_Standard_MSB) || \
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263 ((STANDARD) == I2S_Standard_LSB) || \
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264 ((STANDARD) == I2S_Standard_PCMShort) || \
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265 ((STANDARD) == I2S_Standard_PCMLong))
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270 /** @defgroup I2S_Data_Format
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274 #define I2S_DataFormat_16b ((uint16_t)0x0000)
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275 #define I2S_DataFormat_16bextended ((uint16_t)0x0001)
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276 #define I2S_DataFormat_24b ((uint16_t)0x0003)
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277 #define I2S_DataFormat_32b ((uint16_t)0x0005)
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278 #define IS_I2S_DATA_FORMAT(FORMAT) (((FORMAT) == I2S_DataFormat_16b) || \
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279 ((FORMAT) == I2S_DataFormat_16bextended) || \
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280 ((FORMAT) == I2S_DataFormat_24b) || \
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281 ((FORMAT) == I2S_DataFormat_32b))
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286 /** @defgroup I2S_MCLK_Output
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290 #define I2S_MCLKOutput_Enable ((uint16_t)0x0200)
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291 #define I2S_MCLKOutput_Disable ((uint16_t)0x0000)
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292 #define IS_I2S_MCLK_OUTPUT(OUTPUT) (((OUTPUT) == I2S_MCLKOutput_Enable) || \
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293 ((OUTPUT) == I2S_MCLKOutput_Disable))
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298 /** @defgroup I2S_Audio_Frequency
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302 #define I2S_AudioFreq_192k ((uint32_t)192000)
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303 #define I2S_AudioFreq_96k ((uint32_t)96000)
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304 #define I2S_AudioFreq_48k ((uint32_t)48000)
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305 #define I2S_AudioFreq_44k ((uint32_t)44100)
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306 #define I2S_AudioFreq_32k ((uint32_t)32000)
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307 #define I2S_AudioFreq_22k ((uint32_t)22050)
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308 #define I2S_AudioFreq_16k ((uint32_t)16000)
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309 #define I2S_AudioFreq_11k ((uint32_t)11025)
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310 #define I2S_AudioFreq_8k ((uint32_t)8000)
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311 #define I2S_AudioFreq_Default ((uint32_t)2)
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313 #define IS_I2S_AUDIO_FREQ(FREQ) ((((FREQ) >= I2S_AudioFreq_8k) && \
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314 ((FREQ) <= I2S_AudioFreq_192k)) || \
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315 ((FREQ) == I2S_AudioFreq_Default))
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320 /** @defgroup I2S_Clock_Polarity
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324 #define I2S_CPOL_Low ((uint16_t)0x0000)
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325 #define I2S_CPOL_High ((uint16_t)0x0008)
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326 #define IS_I2S_CPOL(CPOL) (((CPOL) == I2S_CPOL_Low) || \
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327 ((CPOL) == I2S_CPOL_High))
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332 /** @defgroup SPI_I2S_DMA_transfer_requests
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336 #define SPI_I2S_DMAReq_Tx ((uint16_t)0x0002)
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337 #define SPI_I2S_DMAReq_Rx ((uint16_t)0x0001)
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338 #define IS_SPI_I2S_DMAREQ(DMAREQ) ((((DMAREQ) & (uint16_t)0xFFFC) == 0x00) && ((DMAREQ) != 0x00))
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343 /** @defgroup SPI_NSS_internal_software_management
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347 #define SPI_NSSInternalSoft_Set ((uint16_t)0x0100)
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348 #define SPI_NSSInternalSoft_Reset ((uint16_t)0xFEFF)
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349 #define IS_SPI_NSS_INTERNAL(INTERNAL) (((INTERNAL) == SPI_NSSInternalSoft_Set) || \
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350 ((INTERNAL) == SPI_NSSInternalSoft_Reset))
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355 /** @defgroup SPI_CRC_Transmit_Receive
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359 #define SPI_CRC_Tx ((uint8_t)0x00)
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360 #define SPI_CRC_Rx ((uint8_t)0x01)
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361 #define IS_SPI_CRC(CRC) (((CRC) == SPI_CRC_Tx) || ((CRC) == SPI_CRC_Rx))
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366 /** @defgroup SPI_direction_transmit_receive
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370 #define SPI_Direction_Rx ((uint16_t)0xBFFF)
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371 #define SPI_Direction_Tx ((uint16_t)0x4000)
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372 #define IS_SPI_DIRECTION(DIRECTION) (((DIRECTION) == SPI_Direction_Rx) || \
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373 ((DIRECTION) == SPI_Direction_Tx))
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378 /** @defgroup SPI_I2S_interrupts_definition
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382 #define SPI_I2S_IT_TXE ((uint8_t)0x71)
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383 #define SPI_I2S_IT_RXNE ((uint8_t)0x60)
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384 #define SPI_I2S_IT_ERR ((uint8_t)0x50)
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385 #define IS_SPI_I2S_CONFIG_IT(IT) (((IT) == SPI_I2S_IT_TXE) || \
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386 ((IT) == SPI_I2S_IT_RXNE) || \
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387 ((IT) == SPI_I2S_IT_ERR))
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388 #define SPI_I2S_IT_OVR ((uint8_t)0x56)
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389 #define SPI_IT_MODF ((uint8_t)0x55)
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390 #define SPI_IT_CRCERR ((uint8_t)0x54)
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391 #define I2S_IT_UDR ((uint8_t)0x53)
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392 #define IS_SPI_I2S_CLEAR_IT(IT) (((IT) == SPI_IT_CRCERR))
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393 #define IS_SPI_I2S_GET_IT(IT) (((IT) == SPI_I2S_IT_RXNE) || ((IT) == SPI_I2S_IT_TXE) || \
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394 ((IT) == I2S_IT_UDR) || ((IT) == SPI_IT_CRCERR) || \
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395 ((IT) == SPI_IT_MODF) || ((IT) == SPI_I2S_IT_OVR))
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400 /** @defgroup SPI_I2S_flags_definition
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404 #define SPI_I2S_FLAG_RXNE ((uint16_t)0x0001)
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405 #define SPI_I2S_FLAG_TXE ((uint16_t)0x0002)
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406 #define I2S_FLAG_CHSIDE ((uint16_t)0x0004)
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407 #define I2S_FLAG_UDR ((uint16_t)0x0008)
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408 #define SPI_FLAG_CRCERR ((uint16_t)0x0010)
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409 #define SPI_FLAG_MODF ((uint16_t)0x0020)
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410 #define SPI_I2S_FLAG_OVR ((uint16_t)0x0040)
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411 #define SPI_I2S_FLAG_BSY ((uint16_t)0x0080)
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412 #define IS_SPI_I2S_CLEAR_FLAG(FLAG) (((FLAG) == SPI_FLAG_CRCERR))
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413 #define IS_SPI_I2S_GET_FLAG(FLAG) (((FLAG) == SPI_I2S_FLAG_BSY) || ((FLAG) == SPI_I2S_FLAG_OVR) || \
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414 ((FLAG) == SPI_FLAG_MODF) || ((FLAG) == SPI_FLAG_CRCERR) || \
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415 ((FLAG) == I2S_FLAG_UDR) || ((FLAG) == I2S_FLAG_CHSIDE) || \
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416 ((FLAG) == SPI_I2S_FLAG_TXE) || ((FLAG) == SPI_I2S_FLAG_RXNE))
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421 /** @defgroup SPI_CRC_polynomial
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425 #define IS_SPI_CRC_POLYNOMIAL(POLYNOMIAL) ((POLYNOMIAL) >= 0x1)
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434 /** @defgroup SPI_Exported_Macros
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442 /** @defgroup SPI_Exported_Functions
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446 void SPI_I2S_DeInit(SPI_TypeDef* SPIx);
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447 void SPI_Init(SPI_TypeDef* SPIx, SPI_InitTypeDef* SPI_InitStruct);
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448 void I2S_Init(SPI_TypeDef* SPIx, I2S_InitTypeDef* I2S_InitStruct);
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449 void SPI_StructInit(SPI_InitTypeDef* SPI_InitStruct);
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450 void I2S_StructInit(I2S_InitTypeDef* I2S_InitStruct);
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451 void SPI_Cmd(SPI_TypeDef* SPIx, FunctionalState NewState);
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452 void I2S_Cmd(SPI_TypeDef* SPIx, FunctionalState NewState);
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453 void SPI_I2S_ITConfig(SPI_TypeDef* SPIx, uint8_t SPI_I2S_IT, FunctionalState NewState);
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454 void SPI_I2S_DMACmd(SPI_TypeDef* SPIx, uint16_t SPI_I2S_DMAReq, FunctionalState NewState);
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455 void SPI_I2S_SendData(SPI_TypeDef* SPIx, uint16_t Data);
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456 uint16_t SPI_I2S_ReceiveData(SPI_TypeDef* SPIx);
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457 void SPI_NSSInternalSoftwareConfig(SPI_TypeDef* SPIx, uint16_t SPI_NSSInternalSoft);
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458 void SPI_SSOutputCmd(SPI_TypeDef* SPIx, FunctionalState NewState);
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459 void SPI_DataSizeConfig(SPI_TypeDef* SPIx, uint16_t SPI_DataSize);
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460 void SPI_TransmitCRC(SPI_TypeDef* SPIx);
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461 void SPI_CalculateCRC(SPI_TypeDef* SPIx, FunctionalState NewState);
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462 uint16_t SPI_GetCRC(SPI_TypeDef* SPIx, uint8_t SPI_CRC);
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463 uint16_t SPI_GetCRCPolynomial(SPI_TypeDef* SPIx);
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464 void SPI_BiDirectionalLineConfig(SPI_TypeDef* SPIx, uint16_t SPI_Direction);
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465 FlagStatus SPI_I2S_GetFlagStatus(SPI_TypeDef* SPIx, uint16_t SPI_I2S_FLAG);
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466 void SPI_I2S_ClearFlag(SPI_TypeDef* SPIx, uint16_t SPI_I2S_FLAG);
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467 ITStatus SPI_I2S_GetITStatus(SPI_TypeDef* SPIx, uint8_t SPI_I2S_IT);
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468 void SPI_I2S_ClearITPendingBit(SPI_TypeDef* SPIx, uint8_t SPI_I2S_IT);
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474 #endif /*__STM32F10x_SPI_H */
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487 /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/
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