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comparison Common/Drivers/STM32F4xx_HAL_DRIVER_v120/Inc/stm32f4xx_hal_i2s.h @ 38:5f11787b4f42
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author | heinrichsweikamp |
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date | Sat, 28 Apr 2018 11:52:34 +0200 |
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1 /** | |
2 ****************************************************************************** | |
3 * @file stm32f4xx_hal_i2s.h | |
4 * @author MCD Application Team | |
5 * @version V1.2.0 | |
6 * @date 26-December-2014 | |
7 * @brief Header file of I2S HAL module. | |
8 ****************************************************************************** | |
9 * @attention | |
10 * | |
11 * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> | |
12 * | |
13 * Redistribution and use in source and binary forms, with or without modification, | |
14 * are permitted provided that the following conditions are met: | |
15 * 1. Redistributions of source code must retain the above copyright notice, | |
16 * this list of conditions and the following disclaimer. | |
17 * 2. Redistributions in binary form must reproduce the above copyright notice, | |
18 * this list of conditions and the following disclaimer in the documentation | |
19 * and/or other materials provided with the distribution. | |
20 * 3. Neither the name of STMicroelectronics nor the names of its contributors | |
21 * may be used to endorse or promote products derived from this software | |
22 * without specific prior written permission. | |
23 * | |
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE | |
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | |
31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | |
32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
34 * | |
35 ****************************************************************************** | |
36 */ | |
37 | |
38 /* Define to prevent recursive inclusion -------------------------------------*/ | |
39 #ifndef __STM32F4xx_HAL_I2S_H | |
40 #define __STM32F4xx_HAL_I2S_H | |
41 | |
42 #ifdef __cplusplus | |
43 extern "C" { | |
44 #endif | |
45 | |
46 /* Includes ------------------------------------------------------------------*/ | |
47 #include "stm32f4xx_hal_def.h" | |
48 | |
49 /** @addtogroup STM32F4xx_HAL_Driver | |
50 * @{ | |
51 */ | |
52 | |
53 /** @addtogroup I2S | |
54 * @{ | |
55 */ | |
56 | |
57 /* Exported types ------------------------------------------------------------*/ | |
58 /** @defgroup I2S_Exported_Types I2S Exported Types | |
59 * @{ | |
60 */ | |
61 | |
62 /** | |
63 * @brief I2S Init structure definition | |
64 */ | |
65 typedef struct | |
66 { | |
67 uint32_t Mode; /*!< Specifies the I2S operating mode. | |
68 This parameter can be a value of @ref I2S_Mode */ | |
69 | |
70 uint32_t Standard; /*!< Specifies the standard used for the I2S communication. | |
71 This parameter can be a value of @ref I2S_Standard */ | |
72 | |
73 uint32_t DataFormat; /*!< Specifies the data format for the I2S communication. | |
74 This parameter can be a value of @ref I2S_Data_Format */ | |
75 | |
76 uint32_t MCLKOutput; /*!< Specifies whether the I2S MCLK output is enabled or not. | |
77 This parameter can be a value of @ref I2S_MCLK_Output */ | |
78 | |
79 uint32_t AudioFreq; /*!< Specifies the frequency selected for the I2S communication. | |
80 This parameter can be a value of @ref I2S_Audio_Frequency */ | |
81 | |
82 uint32_t CPOL; /*!< Specifies the idle state of the I2S clock. | |
83 This parameter can be a value of @ref I2S_Clock_Polarity */ | |
84 | |
85 uint32_t ClockSource; /*!< Specifies the I2S Clock Source. | |
86 This parameter can be a value of @ref I2S_Clock_Source */ | |
87 | |
88 uint32_t FullDuplexMode; /*!< Specifies the I2S FullDuplex mode. | |
89 This parameter can be a value of @ref I2S_FullDuplex_Mode */ | |
90 | |
91 }I2S_InitTypeDef; | |
92 | |
93 /** | |
94 * @brief HAL State structures definition | |
95 */ | |
96 typedef enum | |
97 { | |
98 HAL_I2S_STATE_RESET = 0x00, /*!< I2S not yet initialized or disabled */ | |
99 HAL_I2S_STATE_READY = 0x01, /*!< I2S initialized and ready for use */ | |
100 HAL_I2S_STATE_BUSY = 0x02, /*!< I2S internal process is ongoing */ | |
101 HAL_I2S_STATE_BUSY_TX = 0x12, /*!< Data Transmission process is ongoing */ | |
102 HAL_I2S_STATE_BUSY_RX = 0x22, /*!< Data Reception process is ongoing */ | |
103 HAL_I2S_STATE_BUSY_TX_RX = 0x32, /*!< Data Transmission and Reception process is ongoing */ | |
104 HAL_I2S_STATE_TIMEOUT = 0x03, /*!< I2S timeout state */ | |
105 HAL_I2S_STATE_ERROR = 0x04 /*!< I2S error state */ | |
106 | |
107 }HAL_I2S_StateTypeDef; | |
108 | |
109 /** | |
110 * @brief I2S handle Structure definition | |
111 */ | |
112 typedef struct | |
113 { | |
114 SPI_TypeDef *Instance; /* I2S registers base address */ | |
115 | |
116 I2S_InitTypeDef Init; /* I2S communication parameters */ | |
117 | |
118 uint16_t *pTxBuffPtr; /* Pointer to I2S Tx transfer buffer */ | |
119 | |
120 __IO uint16_t TxXferSize; /* I2S Tx transfer size */ | |
121 | |
122 __IO uint16_t TxXferCount; /* I2S Tx transfer Counter */ | |
123 | |
124 uint16_t *pRxBuffPtr; /* Pointer to I2S Rx transfer buffer */ | |
125 | |
126 __IO uint16_t RxXferSize; /* I2S Rx transfer size */ | |
127 | |
128 __IO uint16_t RxXferCount; /* I2S Rx transfer counter */ | |
129 | |
130 DMA_HandleTypeDef *hdmatx; /* I2S Tx DMA handle parameters */ | |
131 | |
132 DMA_HandleTypeDef *hdmarx; /* I2S Rx DMA handle parameters */ | |
133 | |
134 __IO HAL_LockTypeDef Lock; /* I2S locking object */ | |
135 | |
136 __IO HAL_I2S_StateTypeDef State; /* I2S communication state */ | |
137 | |
138 __IO uint32_t ErrorCode; /* I2S Error code */ | |
139 | |
140 }I2S_HandleTypeDef; | |
141 /** | |
142 * @} | |
143 */ | |
144 | |
145 /* Exported constants --------------------------------------------------------*/ | |
146 /** @defgroup I2S_Exported_Constants I2S Exported Constants | |
147 * @{ | |
148 */ | |
149 | |
150 /** @defgroup I2S_Error_Code I2S Error Code | |
151 * @brief I2S Error Code | |
152 * @{ | |
153 */ | |
154 #define HAL_I2S_ERROR_NONE ((uint32_t)0x00000000) /*!< No error */ | |
155 #define HAL_I2S_ERROR_UDR ((uint32_t)0x00000001) /*!< I2S Underrun error */ | |
156 #define HAL_I2S_ERROR_OVR ((uint32_t)0x00000002) /*!< I2S Overrun error */ | |
157 #define HAL_I2SEX_ERROR_UDR ((uint32_t)0x00000004) /*!< I2S extended Underrun error */ | |
158 #define HAL_I2SEX_ERROR_OVR ((uint32_t)0x00000008) /*!< I2S extended Overrun error */ | |
159 #define HAL_I2S_ERROR_FRE ((uint32_t)0x00000010) /*!< I2S Frame format error */ | |
160 #define HAL_I2S_ERROR_DMA ((uint32_t)0x00000020) /*!< DMA transfer error */ | |
161 /** | |
162 * @} | |
163 */ | |
164 | |
165 /** @defgroup I2S_Clock_Source I2S Clock Source | |
166 * @{ | |
167 */ | |
168 #define I2S_CLOCK_PLL ((uint32_t)0x00000000) | |
169 #define I2S_CLOCK_EXTERNAL ((uint32_t)0x00000001) | |
170 /** | |
171 * @} | |
172 */ | |
173 | |
174 /** @defgroup I2S_Mode I2S Mode | |
175 * @{ | |
176 */ | |
177 #define I2S_MODE_SLAVE_TX ((uint32_t)0x00000000) | |
178 #define I2S_MODE_SLAVE_RX ((uint32_t)0x00000100) | |
179 #define I2S_MODE_MASTER_TX ((uint32_t)0x00000200) | |
180 #define I2S_MODE_MASTER_RX ((uint32_t)0x00000300) | |
181 /** | |
182 * @} | |
183 */ | |
184 | |
185 /** @defgroup I2S_Standard I2S Standard | |
186 * @{ | |
187 */ | |
188 #define I2S_STANDARD_PHILIPS ((uint32_t)0x00000000) | |
189 #define I2S_STANDARD_MSB ((uint32_t)0x00000010) | |
190 #define I2S_STANDARD_LSB ((uint32_t)0x00000020) | |
191 #define I2S_STANDARD_PCM_SHORT ((uint32_t)0x00000030) | |
192 #define I2S_STANDARD_PCM_LONG ((uint32_t)0x000000B0) | |
193 /** | |
194 * @} | |
195 */ | |
196 | |
197 /** @defgroup I2S_Data_Format I2S Data Format | |
198 * @{ | |
199 */ | |
200 #define I2S_DATAFORMAT_16B ((uint32_t)0x00000000) | |
201 #define I2S_DATAFORMAT_16B_EXTENDED ((uint32_t)0x00000001) | |
202 #define I2S_DATAFORMAT_24B ((uint32_t)0x00000003) | |
203 #define I2S_DATAFORMAT_32B ((uint32_t)0x00000005) | |
204 /** | |
205 * @} | |
206 */ | |
207 | |
208 /** @defgroup I2S_MCLK_Output I2S Mclk Output | |
209 * @{ | |
210 */ | |
211 #define I2S_MCLKOUTPUT_ENABLE ((uint32_t)SPI_I2SPR_MCKOE) | |
212 #define I2S_MCLKOUTPUT_DISABLE ((uint32_t)0x00000000) | |
213 /** | |
214 * @} | |
215 */ | |
216 | |
217 /** @defgroup I2S_Audio_Frequency I2S Audio Frequency | |
218 * @{ | |
219 */ | |
220 #define I2S_AUDIOFREQ_192K ((uint32_t)192000) | |
221 #define I2S_AUDIOFREQ_96K ((uint32_t)96000) | |
222 #define I2S_AUDIOFREQ_48K ((uint32_t)48000) | |
223 #define I2S_AUDIOFREQ_44K ((uint32_t)44100) | |
224 #define I2S_AUDIOFREQ_32K ((uint32_t)32000) | |
225 #define I2S_AUDIOFREQ_22K ((uint32_t)22050) | |
226 #define I2S_AUDIOFREQ_16K ((uint32_t)16000) | |
227 #define I2S_AUDIOFREQ_11K ((uint32_t)11025) | |
228 #define I2S_AUDIOFREQ_8K ((uint32_t)8000) | |
229 #define I2S_AUDIOFREQ_DEFAULT ((uint32_t)2) | |
230 /** | |
231 * @} | |
232 */ | |
233 | |
234 /** @defgroup I2S_FullDuplex_Mode I2S FullDuplex Mode | |
235 * @{ | |
236 */ | |
237 #define I2S_FULLDUPLEXMODE_DISABLE ((uint32_t)0x00000000) | |
238 #define I2S_FULLDUPLEXMODE_ENABLE ((uint32_t)0x00000001) | |
239 /** | |
240 * @} | |
241 */ | |
242 | |
243 /** @defgroup I2S_Clock_Polarity I2S Clock Polarity | |
244 * @{ | |
245 */ | |
246 #define I2S_CPOL_LOW ((uint32_t)0x00000000) | |
247 #define I2S_CPOL_HIGH ((uint32_t)SPI_I2SCFGR_CKPOL) | |
248 /** | |
249 * @} | |
250 */ | |
251 | |
252 /** @defgroup I2S_Interrupts_Definition I2S Interrupts Definition | |
253 * @{ | |
254 */ | |
255 #define I2S_IT_TXE SPI_CR2_TXEIE | |
256 #define I2S_IT_RXNE SPI_CR2_RXNEIE | |
257 #define I2S_IT_ERR SPI_CR2_ERRIE | |
258 /** | |
259 * @} | |
260 */ | |
261 | |
262 /** @defgroup I2S_Flags_Definition I2S Flags Definition | |
263 * @{ | |
264 */ | |
265 #define I2S_FLAG_TXE SPI_SR_TXE | |
266 #define I2S_FLAG_RXNE SPI_SR_RXNE | |
267 | |
268 #define I2S_FLAG_UDR SPI_SR_UDR | |
269 #define I2S_FLAG_OVR SPI_SR_OVR | |
270 #define I2S_FLAG_FRE SPI_SR_FRE | |
271 | |
272 #define I2S_FLAG_CHSIDE SPI_SR_CHSIDE | |
273 #define I2S_FLAG_BSY SPI_SR_BSY | |
274 /** | |
275 * @} | |
276 */ | |
277 | |
278 /** | |
279 * @} | |
280 */ | |
281 | |
282 /* Exported macro ------------------------------------------------------------*/ | |
283 /** @defgroup I2S_Exported_Macros I2S Exported Macros | |
284 * @{ | |
285 */ | |
286 | |
287 /** @brief Reset I2S handle state | |
288 * @param __HANDLE__: specifies the I2S Handle. | |
289 * @retval None | |
290 */ | |
291 #define __HAL_I2S_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_I2S_STATE_RESET) | |
292 | |
293 /** @brief Enable or disable the specified SPI peripheral (in I2S mode). | |
294 * @param __HANDLE__: specifies the I2S Handle. | |
295 * @retval None | |
296 */ | |
297 #define __HAL_I2S_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->I2SCFGR |= SPI_I2SCFGR_I2SE) | |
298 #define __HAL_I2S_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->I2SCFGR &= ~SPI_I2SCFGR_I2SE) | |
299 | |
300 /** @brief Enable or disable the specified I2S interrupts. | |
301 * @param __HANDLE__: specifies the I2S Handle. | |
302 * @param __INTERRUPT__: specifies the interrupt source to enable or disable. | |
303 * This parameter can be one of the following values: | |
304 * @arg I2S_IT_TXE: Tx buffer empty interrupt enable | |
305 * @arg I2S_IT_RXNE: RX buffer not empty interrupt enable | |
306 * @arg I2S_IT_ERR: Error interrupt enable | |
307 * @retval None | |
308 */ | |
309 #define __HAL_I2S_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR2 |= (__INTERRUPT__)) | |
310 #define __HAL_I2S_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CR2 &= ~(__INTERRUPT__)) | |
311 | |
312 /** @brief Checks if the specified I2S interrupt source is enabled or disabled. | |
313 * @param __HANDLE__: specifies the I2S Handle. | |
314 * This parameter can be I2S where x: 1, 2, or 3 to select the I2S peripheral. | |
315 * @param __INTERRUPT__: specifies the I2S interrupt source to check. | |
316 * This parameter can be one of the following values: | |
317 * @arg I2S_IT_TXE: Tx buffer empty interrupt enable | |
318 * @arg I2S_IT_RXNE: RX buffer not empty interrupt enable | |
319 * @arg I2S_IT_ERR: Error interrupt enable | |
320 * @retval The new state of __IT__ (TRUE or FALSE). | |
321 */ | |
322 #define __HAL_I2S_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) ((((__HANDLE__)->Instance->CR2 & (__INTERRUPT__)) == (__INTERRUPT__)) ? SET : RESET) | |
323 | |
324 /** @brief Checks whether the specified I2S flag is set or not. | |
325 * @param __HANDLE__: specifies the I2S Handle. | |
326 * @param __FLAG__: specifies the flag to check. | |
327 * This parameter can be one of the following values: | |
328 * @arg I2S_FLAG_RXNE: Receive buffer not empty flag | |
329 * @arg I2S_FLAG_TXE: Transmit buffer empty flag | |
330 * @arg I2S_FLAG_UDR: Underrun flag | |
331 * @arg I2S_FLAG_OVR: Overrun flag | |
332 * @arg I2S_FLAG_FRE: Frame error flag | |
333 * @arg I2S_FLAG_CHSIDE: Channel Side flag | |
334 * @arg I2S_FLAG_BSY: Busy flag | |
335 * @retval The new state of __FLAG__ (TRUE or FALSE). | |
336 */ | |
337 #define __HAL_I2S_GET_FLAG(__HANDLE__, __FLAG__) ((((__HANDLE__)->Instance->SR) & (__FLAG__)) == (__FLAG__)) | |
338 | |
339 /** @brief Clears the I2S OVR pending flag. | |
340 * @param __HANDLE__: specifies the I2S Handle. | |
341 * @retval None | |
342 */ | |
343 #define __HAL_I2S_CLEAR_OVRFLAG(__HANDLE__) \ | |
344 do{ \ | |
345 __IO uint32_t tmpreg; \ | |
346 tmpreg = (__HANDLE__)->Instance->DR; \ | |
347 tmpreg = (__HANDLE__)->Instance->SR; \ | |
348 UNUSED(tmpreg); \ | |
349 } while(0) | |
350 | |
351 /** @brief Clears the I2S UDR pending flag. | |
352 * @param __HANDLE__: specifies the I2S Handle. | |
353 * @retval None | |
354 */ | |
355 #define __HAL_I2S_CLEAR_UDRFLAG(__HANDLE__) \ | |
356 do{ \ | |
357 __IO uint32_t tmpreg; \ | |
358 tmpreg = (__HANDLE__)->Instance->SR; \ | |
359 UNUSED(tmpreg); \ | |
360 } while(0) | |
361 /** | |
362 * @} | |
363 */ | |
364 | |
365 /* Include I2S Extension module */ | |
366 #include "stm32f4xx_hal_i2s_ex.h" | |
367 | |
368 /* Exported functions --------------------------------------------------------*/ | |
369 /** @addtogroup I2S_Exported_Functions | |
370 * @{ | |
371 */ | |
372 | |
373 /** @addtogroup I2S_Exported_Functions_Group1 | |
374 * @{ | |
375 */ | |
376 /* Initialization/de-initialization functions **********************************/ | |
377 HAL_StatusTypeDef HAL_I2S_Init(I2S_HandleTypeDef *hi2s); | |
378 HAL_StatusTypeDef HAL_I2S_DeInit (I2S_HandleTypeDef *hi2s); | |
379 void HAL_I2S_MspInit(I2S_HandleTypeDef *hi2s); | |
380 void HAL_I2S_MspDeInit(I2S_HandleTypeDef *hi2s); | |
381 /** | |
382 * @} | |
383 */ | |
384 | |
385 /** @addtogroup I2S_Exported_Functions_Group2 | |
386 * @{ | |
387 */ | |
388 /* I/O operation functions *****************************************************/ | |
389 /* Blocking mode: Polling */ | |
390 HAL_StatusTypeDef HAL_I2S_Transmit(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size, uint32_t Timeout); | |
391 HAL_StatusTypeDef HAL_I2S_Receive(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size, uint32_t Timeout); | |
392 | |
393 /* Non-Blocking mode: Interrupt */ | |
394 HAL_StatusTypeDef HAL_I2S_Transmit_IT(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size); | |
395 HAL_StatusTypeDef HAL_I2S_Receive_IT(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size); | |
396 void HAL_I2S_IRQHandler(I2S_HandleTypeDef *hi2s); | |
397 | |
398 /* Non-Blocking mode: DMA */ | |
399 HAL_StatusTypeDef HAL_I2S_Transmit_DMA(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size); | |
400 HAL_StatusTypeDef HAL_I2S_Receive_DMA(I2S_HandleTypeDef *hi2s, uint16_t *pData, uint16_t Size); | |
401 | |
402 HAL_StatusTypeDef HAL_I2S_DMAPause(I2S_HandleTypeDef *hi2s); | |
403 HAL_StatusTypeDef HAL_I2S_DMAResume(I2S_HandleTypeDef *hi2s); | |
404 HAL_StatusTypeDef HAL_I2S_DMAStop(I2S_HandleTypeDef *hi2s); | |
405 | |
406 /* Peripheral Control and State functions **************************************/ | |
407 HAL_I2S_StateTypeDef HAL_I2S_GetState(I2S_HandleTypeDef *hi2s); | |
408 uint32_t HAL_I2S_GetError(I2S_HandleTypeDef *hi2s); | |
409 | |
410 /* Callbacks used in non blocking modes (Interrupt and DMA) *******************/ | |
411 void HAL_I2S_TxHalfCpltCallback(I2S_HandleTypeDef *hi2s); | |
412 void HAL_I2S_TxCpltCallback(I2S_HandleTypeDef *hi2s); | |
413 void HAL_I2S_RxHalfCpltCallback(I2S_HandleTypeDef *hi2s); | |
414 void HAL_I2S_RxCpltCallback(I2S_HandleTypeDef *hi2s); | |
415 void HAL_I2S_ErrorCallback(I2S_HandleTypeDef *hi2s); | |
416 /** | |
417 * @} | |
418 */ | |
419 | |
420 /** | |
421 * @} | |
422 */ | |
423 | |
424 /* Private types -------------------------------------------------------------*/ | |
425 /* Private variables ---------------------------------------------------------*/ | |
426 /* Private constants ---------------------------------------------------------*/ | |
427 /** @defgroup I2S_Private_Constants I2S Private Constants | |
428 * @{ | |
429 */ | |
430 | |
431 /** | |
432 * @} | |
433 */ | |
434 | |
435 /* Private macros ------------------------------------------------------------*/ | |
436 /** @defgroup I2S_Private_Macros I2S Private Macros | |
437 * @{ | |
438 */ | |
439 #define IS_I2S_CLOCKSOURCE(CLOCK) (((CLOCK) == I2S_CLOCK_EXTERNAL) || \ | |
440 ((CLOCK) == I2S_CLOCK_PLL)) | |
441 | |
442 #define IS_I2S_MODE(MODE) (((MODE) == I2S_MODE_SLAVE_TX) || \ | |
443 ((MODE) == I2S_MODE_SLAVE_RX) || \ | |
444 ((MODE) == I2S_MODE_MASTER_TX) || \ | |
445 ((MODE) == I2S_MODE_MASTER_RX)) | |
446 | |
447 #define IS_I2S_STANDARD(STANDARD) (((STANDARD) == I2S_STANDARD_PHILIPS) || \ | |
448 ((STANDARD) == I2S_STANDARD_MSB) || \ | |
449 ((STANDARD) == I2S_STANDARD_LSB) || \ | |
450 ((STANDARD) == I2S_STANDARD_PCM_SHORT) || \ | |
451 ((STANDARD) == I2S_STANDARD_PCM_LONG)) | |
452 | |
453 #define IS_I2S_DATA_FORMAT(FORMAT) (((FORMAT) == I2S_DATAFORMAT_16B) || \ | |
454 ((FORMAT) == I2S_DATAFORMAT_16B_EXTENDED) || \ | |
455 ((FORMAT) == I2S_DATAFORMAT_24B) || \ | |
456 ((FORMAT) == I2S_DATAFORMAT_32B)) | |
457 | |
458 #define IS_I2S_MCLK_OUTPUT(OUTPUT) (((OUTPUT) == I2S_MCLKOUTPUT_ENABLE) || \ | |
459 ((OUTPUT) == I2S_MCLKOUTPUT_DISABLE)) | |
460 | |
461 #define IS_I2S_AUDIO_FREQ(FREQ) ((((FREQ) >= I2S_AUDIOFREQ_8K) && \ | |
462 ((FREQ) <= I2S_AUDIOFREQ_192K)) || \ | |
463 ((FREQ) == I2S_AUDIOFREQ_DEFAULT)) | |
464 | |
465 #define IS_I2S_FULLDUPLEX_MODE(MODE) (((MODE) == I2S_FULLDUPLEXMODE_DISABLE) || \ | |
466 ((MODE) == I2S_FULLDUPLEXMODE_ENABLE)) | |
467 | |
468 #define IS_I2S_CPOL(CPOL) (((CPOL) == I2S_CPOL_LOW) || \ | |
469 ((CPOL) == I2S_CPOL_HIGH)) | |
470 | |
471 #define I2SxEXT(__INSTANCE__) ((__INSTANCE__) == (SPI2)? (SPI_TypeDef *)(I2S2ext_BASE): (SPI_TypeDef *)(I2S3ext_BASE)) | |
472 /** | |
473 * @} | |
474 */ | |
475 | |
476 /* Private functions ---------------------------------------------------------*/ | |
477 /** @defgroup I2S_Private_Functions I2S Private Functions | |
478 * @{ | |
479 */ | |
480 void I2S_DMATxCplt(DMA_HandleTypeDef *hdma); | |
481 void I2S_DMATxHalfCplt(DMA_HandleTypeDef *hdma); | |
482 void I2S_DMARxCplt(DMA_HandleTypeDef *hdma); | |
483 void I2S_DMARxHalfCplt(DMA_HandleTypeDef *hdma); | |
484 void I2S_DMAError(DMA_HandleTypeDef *hdma); | |
485 HAL_StatusTypeDef I2S_WaitFlagStateUntilTimeout(I2S_HandleTypeDef *hi2s, uint32_t Flag, uint32_t Status, uint32_t Timeout); | |
486 /** | |
487 * @} | |
488 */ | |
489 | |
490 /** | |
491 * @} | |
492 */ | |
493 | |
494 /** | |
495 * @} | |
496 */ | |
497 | |
498 #ifdef __cplusplus | |
499 } | |
500 #endif | |
501 | |
502 | |
503 #endif /* __STM32F4xx_HAL_I2S_H */ | |
504 | |
505 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |