Покритикуйте пожалуйста проект.

Salamander 2

3 января, 2014
Опубликовано 3 января, 2014 · Жалоба
Понятно ваше желание оценить весь проект, но коды абсолютно одинаковые в обоих устройствах.
А в мобильном (нешумящем) блоке работают даже 2 канала АЦП.
Шумы усилителей исключены - синтезированный звук чист.
Вот, если интересно, код библиотеки, где все и инициализируется
/**
 ******************************************************************************
 * @file SpeexVocoder_STM32F103_STK/src/vocoder.c 
 * @author   MCD Application Team
 * @version  V2.0.0
 * @date     04/27/2009
 * @brief    This file provides all the vocoder firmware functions.
 ******************************************************************************
 * @copy
 *
 * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
 * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
 * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
 * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
 * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
 * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
 *
 * <h2><center>© COPYRIGHT 2009 STMicroelectronics</center></h2>
 */ 


/* Includes ------------------------------------------------------------------*/
#include "vocoder.h"


/** @addtogroup SpeexVocoder_STM32F103_STK
 * @{
 */ 


/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/



/**
 * @brief  Initializes Voice recording/playing
 * @param  None
 * @retval : None.
 */
void Vocoder_Init(void)
{
 /* Peripherals InitStructure define -----------------------------------------*/
 GPIO_InitTypeDef GPIO_InitStructure;
 ADC_InitTypeDef ADC_InitStructure;
 TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
 TIM_OCInitTypeDef  TIM_OCInitStructure;

 /* ADC configuration --------------------------------------------------------*/

 /* ADC Channel 1 pin configuration */
 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
 GPIO_InitStructure.GPIO_Speed = (GPIOSpeed_TypeDef)0;
 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
 GPIO_Init(GPIOC, &GPIO_InitStructure);

 /* ADC1 structre initialization */
 ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
 ADC_InitStructure.ADC_ScanConvMode = DISABLE;
 ADC_InitStructure.ADC_ContinuousConvMode = DISABLE;
 ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
 ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Left;
 ADC_InitStructure.ADC_NbrOfChannel = 1;
 ADC_Init(ADC1, &ADC_InitStructure);

 /* ADC1 regular channel1 configuration */ 
 ADC_RegularChannelConfig(ADC1, ADC_Channel_11, 1, ADC_SampleTime_13Cycles5);

 /* Enable ADC1 */
 ADC_Cmd(ADC1, ENABLE);

 /* Enable ADC1 reset calibaration register */   
 ADC_ResetCalibration(ADC1);
 /* Check the end of ADC1 reset calibration register */
 while(ADC_GetResetCalibrationStatus(ADC1));

 /* Start ADC1 calibaration */
 ADC_StartCalibration(ADC1);
 /* Check the end of ADC1 calibration */
 while(ADC_GetCalibrationStatus(ADC1));

 /* TIM1 configuration -------------------------------------------------------*/
 TIM_DeInit(TIM1);
 TIM_OCStructInit(&TIM_OCInitStructure);
 TIM_TimeBaseStructInit(&TIM_TimeBaseStructure);
 GPIO_StructInit(&GPIO_InitStructure);

 /* Configure PA.08 as alternate function (TIM1_OC1) */
 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8;
 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
 GPIO_Init(GPIOA, &GPIO_InitStructure);

 /* TIM1 used for PWM genration */
 TIM_TimeBaseStructure.TIM_Prescaler = 0x00; /* TIM1CLK = 72 MHz */
 TIM_TimeBaseStructure.TIM_Period = 0x3FF; /* 10 bits resolution */
 TIM_TimeBaseStructure.TIM_ClockDivision = 0;
 TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
 TIM_TimeBaseStructure.TIM_RepetitionCounter = 0;
 TIM_TimeBaseInit(TIM1, &TIM_TimeBaseStructure);

 /* TIM1's Channel1 in PWM1 mode */
 TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
 TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
 TIM_OCInitStructure.TIM_OutputNState = TIM_OutputNState_Enable;
 TIM_OCInitStructure.TIM_Pulse = 0x200;/* Duty cycle: 50%*/
 TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_Low;
 TIM_OCInitStructure.TIM_OCNPolarity = TIM_OCNPolarity_High;
 TIM_OCInitStructure.TIM_OCIdleState = TIM_OCIdleState_Set;
 TIM_OCInitStructure.TIM_OCNIdleState = TIM_OCIdleState_Reset;  
 TIM_OC1Init(TIM1, &TIM_OCInitStructure);

 TIM_OC1PreloadConfig(TIM1, TIM_OCPreload_Enable);
 TIM_ARRPreloadConfig(TIM1, ENABLE); 

 /* TIM2 configuration -------------------------------------------------------*/
 TIM_DeInit(TIM2);
 TIM_OCStructInit(&TIM_OCInitStructure);
 TIM_TimeBaseStructInit(&TIM_TimeBaseStructure);
 /* TIM2 used for timing, the timing period depends on the sample rate */
 TIM_TimeBaseStructure.TIM_Prescaler = 0x00;    /* TIM2CLK = 72 MHz */
 TIM_TimeBaseStructure.TIM_Period = TIM2ARRValue;
 TIM_TimeBaseStructure.TIM_ClockDivision = 0x0;
 TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
 TIM_TimeBaseInit(TIM2, &TIM_TimeBaseStructure);

 /* Output Compare Inactive Mode configuration: Channel1 */
 TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_Inactive;
 TIM_OCInitStructure.TIM_Pulse = 0x0;
 TIM_OC1Init(TIM2, &TIM_OCInitStructure);
 TIM_OC1PreloadConfig(TIM2, TIM_OCPreload_Disable);

 /* TIM3 configuration -------------------------------------------------------*/

 TIM_DeInit(TIM3);
 TIM_OCStructInit(&TIM_OCInitStructure);
 TIM_TimeBaseStructInit(&TIM_TimeBaseStructure);
 /* TIM3 used for timing, the timing period depends on the sample rate */
 TIM_TimeBaseStructure.TIM_Prescaler = 0x00;    /* TIM3CLK = 72 MHz */
 TIM_TimeBaseStructure.TIM_Period = TIM3ARRValue;
 TIM_TimeBaseStructure.TIM_ClockDivision = 0x0;
 TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
 TIM_TimeBaseInit(TIM3, &TIM_TimeBaseStructure);

 /* Output Compare Inactive Mode configuration: Channel1 */
 TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_Inactive;
 TIM_OCInitStructure.TIM_Pulse = 0x0;
 TIM_OC1Init(TIM3, &TIM_OCInitStructure);
 TIM_OC1PreloadConfig(TIM3, TIM_OCPreload_Disable);

 /* Only for OLIMEX STM32F103-STK board --------------------------------------*/
 /* Set STNBY pin of the TS4871 amplifier on the board STM32F103-STK from OLIMEX */
 GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_3;
 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
 GPIO_Init(GPIOC, &GPIO_InitStructure);
}



/**
 * @brief  Start playing
 * @param  None
 * @retval : None
 */
void Vocoder_Start(void)
{
 /* ADC1 regular Software Start Conv */ 
 ADC_SoftwareStartConvCmd(ADC1, ENABLE);

 /* TIM1 counter enable */
 TIM_Cmd(TIM1, ENABLE);
 /* TIM1 Main Output Enable */
 TIM_CtrlPWMOutputs(TIM1, ENABLE);

 /* Relaod ARR register */
 TIM2->ARR = TIM2ARRValue;

 /* Enable the TIM Counter */
 TIM2->CR1 |= CR1_CEN_Set;

 /* Clear the IT pending Bit */
 TIM2->SR = (uint16_t)TIM_INT_Update;

 /* Enable TIM2 update interrupt */
 TIM2->DIER |= TIM_IT_Update;



}



/**
 * @brief  Stop vocoder 
 * @param  None
 * @retval : None
 */
void Vocoder_Stop(void)
{
 /* ADC1 regular Software Stop Conv */ 
 ADC_SoftwareStartConvCmd(ADC1, DISABLE);

 /* TIM1 counter enable */
 TIM_Cmd(TIM1, DISABLE);
 /* TIM1 Main Output Enable */
 TIM_CtrlPWMOutputs(TIM1, DISABLE);

 /* Stop TIM2 */
 TIM_Cmd(TIM2, DISABLE);

 /* Disable TIM2 update interrupt */
 TIM_ITConfig(TIM2, TIM_IT_Update, DISABLE);

 /* Only for OLIMEX STM32F103-STK board --------------------------------------*/
 /* TS4871 off */
 GPIO_WriteBit(GPIOC, GPIO_Pin_3, Bit_SET);

}



/**
 * @brief  Erases the FLASH recording area
 * @param  None
 * @retval : None
 */
void Voice_Recording_Init(void)
{
 uint32_t page_nbr;
 FLASH_Status FLASHStatus = FLASH_COMPLETE;

 /* Flash unlock */
 FLASH_Unlock();

 /* Erase the needed pages where the user recorded voice will be loaded */
 for(page_nbr = 0; (page_nbr < ALL_PAGES) && (FLASHStatus == FLASH_COMPLETE); page_nbr++)
 {
    FLASHStatus = FLASH_ErasePage(RECORDING_START_ADDRESS + (PAGE_SIZE * page_nbr));
 }

}



/**
 * @brief  Start voice recording
 * @param  None
 * @retval : None
 */
void Voice_Recording_Start(void)
{
 /* TS4871 off */
 GPIO_WriteBit(GPIOC, GPIO_Pin_3, Bit_SET);

 /* ADC1 regular Software Start Conv */ 
 ADC_SoftwareStartConvCmd(ADC1, ENABLE);

 /* Relaod ARR register */
 TIM3->ARR = TIM3ARRValue;

 /* Enable the TIM Counter */
 TIM3->CR1 |= CR1_CEN_Set;

 /* Clear the IT pending Bit */
 TIM3->SR = (uint16_t)TIM_INT_Update;

 /* Enable TIM3 update interrupt */
 TIM3->DIER |= TIM_IT_Update;

}



/**
 * @brief  Start voice playing
 * @param  None
 * @retval : None
 */
void Voice_Playing_Start(void)
{  
 /* TIM1 counter enable */
 TIM_Cmd(TIM1, ENABLE);

 /* TIM1 Main Output Enable */
 TIM_CtrlPWMOutputs(TIM1, ENABLE);

 /* Relaod ARR register */
 TIM3->ARR = TIM3ARRValue;

 /* Enable the TIM Counter */
 TIM3->CR1 |= CR1_CEN_Set;

 /* Clear the IT pending Bit */
 TIM3->SR = (uint16_t)TIM_INT_Update;

 /* Enable TIM3 update interrupt */
 TIM3->DIER |= TIM_IT_Update;

 /* Only for OLIMEX STM32F103-STK board --------------------------------------*/
 /* TS4871 on */
 GPIO_WriteBit(GPIOC, GPIO_Pin_3, Bit_RESET);
}



/**
 * @brief  Stop voice recording
 * @param  None
 * @retval : None
 */
void Voice_Recording_Stop(void)
{
 /* ADC1 regular Software Stop Conv */ 
 ADC_SoftwareStartConvCmd(ADC1, DISABLE);

 /* Stop TIM3 */
 TIM_Cmd(TIM3, DISABLE);

 /* Clear the IT pending Bit */
 TIM3->SR = (uint16_t)TIM_INT_Update;

 /* Disable TIM3 update interrupt */
 TIM_ITConfig(TIM3, TIM_IT_Update, DISABLE);

 /* Only for OLIMEX STM32F103-STK board --------------------------------------*/
 /* TS4871 off */
 GPIO_WriteBit(GPIOC, GPIO_Pin_3, Bit_SET);
}

/**
 * @}
 */ 


/******************* © COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/
Не?
Задача нерешаемая?
Цитата
Войти

Salamander 2

Поделиться сообщением

Ссылка на сообщение

Поделиться на другие сайты

Присоединяйтесь к обсуждению

Обзор

Активность
