-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathstm32l152d_eval_audio.h
233 lines (186 loc) · 7.91 KB
/
stm32l152d_eval_audio.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
/**
******************************************************************************
* @file stm32l152d_eval_audio.h
* @author MCD Application Team
* @brief This file contains the common defines and functions prototypes for
* stm32l152d_eval_audio.c driver.
******************************************************************************
* @attention
*
* Copyright (c) 2017 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32L152D_EVAL_AUDIO_H
#define __STM32L152D_EVAL_AUDIO_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
/* Include audio component Driver */
#include "../Components/cs43l22/cs43l22.h"
#include "stm32l152d_eval.h"
/** @addtogroup BSP
* @{
*/
/** @addtogroup STM32L152D_EVAL
* @{
*/
/** @addtogroup STM32L152D_EVAL_AUDIO
* @{
*/
/** @defgroup STM32L152D_EVAL_AUDIO_OUT_Exported_Constants Exported Constants
* @{
*/
/*------------------------------------------------------------------------------
AUDIO OUT CONFIGURATION
------------------------------------------------------------------------------*/
/* I2S peripheral configuration defines */
#define I2SOUT SPI2
#define I2SOUT_CLK_ENABLE() __HAL_RCC_SPI2_CLK_ENABLE()
#define I2SOUT_SCK_SD_WS_AF GPIO_AF5_SPI2
#define I2SOUT_SCK_SD_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE()
#define I2SOUT_MCK_CLK_ENABLE() __HAL_RCC_GPIOC_CLK_ENABLE()
#define I2SOUT_WS_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE()
#define I2SOUT_WS_PIN GPIO_PIN_12 /* PB.12*/
#define I2SOUT_SCK_PIN GPIO_PIN_13 /* PB.13*/
#define I2SOUT_SD_PIN GPIO_PIN_15 /* PB.15*/
#define I2SOUT_MCK_PIN GPIO_PIN_6 /* PC.06*/
#define I2SOUT_SCK_SD_GPIO_PORT GPIOB
#define I2SOUT_WS_GPIO_PORT GPIOB
#define I2SOUT_MCK_GPIO_PORT GPIOC
/* I2S DMA Channel definitions */
#define I2SOUT_DMAx_CLK_ENABLE() __HAL_RCC_DMA1_CLK_ENABLE()
#define I2SOUT_DMAx_CHANNEL DMA1_Channel5
#define I2SOUT_DMAx_IRQ DMA1_Channel5_IRQn
#define I2SOUT_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD
#define I2SOUT_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD
#define DMA_MAX_SZE 0xFFFF
#define I2SOUT_IRQHandler DMA1_Channel5_IRQHandler
/* Select the interrupt preemption priority and subpriority for the DMA interrupt */
#define AUDIO_OUT_IRQ_PREPRIO 5 /* Select the preemption priority level(0 is the highest) */
/*------------------------------------------------------------------------------
AUDIO IN CONFIGURATION
------------------------------------------------------------------------------*/
/* ADC peripheral configuration defines */
#define AUDIO_IN_ADC_PIN GPIO_PIN_3 /* PA.03*/
#define AUDIO_IN_ADC_PORT GPIOA
#define AUDIO_IN_ADC_GPIO_CLK_ENABLE() __HAL_RCC_GPIOA_CLK_ENABLE()
#define AUDIO_IN_ADC_CHANNEL ADC_CHANNEL_3
/* ADC DMA Channel definitions */
#define AUDIO_IN_DMAx_CLK_ENABLE() __HAL_RCC_DMA1_CLK_ENABLE()
#define AUDIO_IN_DMAx_CHANNEL DMA1_Channel1
#define AUDIO_IN_DMAx_IRQ DMA1_Channel1_IRQn
#define AUDIO_IN_DMAx_PERIPH_DATA_SIZE DMA_PDATAALIGN_HALFWORD
#define AUDIO_IN_DMAx_MEM_DATA_SIZE DMA_MDATAALIGN_HALFWORD
#define AUDIO_IN_IRQHandler DMA1_Channel1_IRQHandler
/* Select the interrupt preemption priority and subpriority for the IT/DMA interrupt */
#define AUDIO_IN_IRQ_PREPRIO 6 /* Select the preemption priority level(0 is the highest) */
/* OPAMP peripheral configuration defines */
#define AUDIO_IN_OPAMP_PIN (GPIO_PIN_1 | GPIO_PIN_2) /* PA.01 & PA.02*/
#define AUDIO_IN_OPAMP_PORT GPIOA
#define AUDIO_IN_OPAMP_GPIO_CLK_ENABLE() __HAL_RCC_GPIOA_CLK_ENABLE()
/*------------------------------------------------------------------------------
CONFIGURATION: Audio Driver Configuration parameters
------------------------------------------------------------------------------*/
/* Audio status definition */
#define AUDIO_OK 0
#define AUDIO_ERROR 1
#define AUDIO_TIMEOUT 2
/* AudioFreq * DataSize (2 bytes) * NumChannels (Stereo: 2) */
#define DEFAULT_AUDIO_IN_FREQ 32000
#define DEFAULT_AUDIO_IN_BIT_RESOLUTION 16
#define DEFAULT_AUDIO_IN_CHANNEL_NBR 1 /* Mono = 1, Stereo = 2 */
#define DEFAULT_AUDIO_IN_VOLUME 64
/* PDM buffer input size */
#define INTERNAL_BUFF_SIZE 128*DEFAULT_AUDIO_IN_FREQ/16000*DEFAULT_AUDIO_IN_CHANNEL_NBR
/*------------------------------------------------------------------------------
OPTIONAL Configuration defines parameters
------------------------------------------------------------------------------*/
/**
* @}
*/
/** @defgroup STM32L152D_EVAL_AUDIO_Exported_Variables Exported Variables
* @{
*/
extern __IO uint16_t AudioInVolume;
/**
* @}
*/
/** @defgroup STM32L152D_EVAL_AUDIO_Exported_Macros Exported Macros
* @{
*/
#define DMA_MAX(_X_) (((_X_) <= DMA_MAX_SZE)? (_X_):DMA_MAX_SZE)
/**
* @}
*/
/** @addtogroup STM32L152D_EVAL_AUDIO_Exported_Functions
* @{
*/
/** @addtogroup STM32L152D_EVAL_AUDIO_OUT_Exported_Functions
* @{
*/
uint8_t BSP_AUDIO_OUT_Init(uint16_t OutputDevice, uint8_t Volume, uint32_t AudioFreq);
uint8_t BSP_AUDIO_OUT_Play(uint16_t* pBuffer, uint32_t Size);
uint8_t BSP_AUDIO_OUT_ChangeBuffer(uint16_t *pData, uint16_t Size);
uint8_t BSP_AUDIO_OUT_Pause(void);
uint8_t BSP_AUDIO_OUT_Resume(void);
uint8_t BSP_AUDIO_OUT_Stop(uint32_t Option);
uint8_t BSP_AUDIO_OUT_SetVolume(uint8_t Volume);
void BSP_AUDIO_OUT_SetFrequency(uint32_t AudioFreq);
uint8_t BSP_AUDIO_OUT_SetMute(uint32_t Command);
uint8_t BSP_AUDIO_OUT_SetOutputMode(uint8_t Output);
/* User Callbacks: user has to implement these functions in his code if they are needed. */
/* This function is called when the requested data has been completely transferred.*/
void BSP_AUDIO_OUT_TransferComplete_CallBack(void);
/* This function is called when half of the requested buffer has been transferred. */
void BSP_AUDIO_OUT_HalfTransfer_CallBack(void);
/* This function is called when an Interrupt due to transfer error on or peripheral
error occurs. */
void BSP_AUDIO_OUT_Error_CallBack(void);
/**
* @}
*/
/** @addtogroup STM32L152D_EVAL_AUDIO_IN_Exported_Functions
* @{
*/
uint8_t BSP_AUDIO_IN_Init(uint32_t AudioFreq, uint32_t BitRes, uint32_t ChnlNbr);
uint8_t BSP_AUDIO_IN_Record(uint16_t *pData, uint32_t Size);
uint8_t BSP_AUDIO_IN_Stop(void);
uint8_t BSP_AUDIO_IN_Pause(void);
uint8_t BSP_AUDIO_IN_Resume(void);
uint8_t BSP_AUDIO_IN_SetVolume(uint8_t Volume);
/* User Callbacks: user has to implement these functions in his code if they are needed. */
/* This function should be implemented by the user application.
It is called into this driver when the current buffer is filled to prepare the next
buffer pointer and its size. */
void BSP_AUDIO_IN_TransferComplete_CallBack(void);
void BSP_AUDIO_IN_HalfTransfer_CallBack(void);
/* This function is called when an Interrupt due to transfer error on or peripheral
error occurs. */
void BSP_AUDIO_IN_Error_Callback(void);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* __STM32L152D_EVAL_AUDIO_H */