CIU32_L051_M307R/Peripheral/CIU32L051_Lib/Source/ciu32l051_std_dma.c

/************************************************************************************************/
/**
* @file               ciu32l051_std_dma.c
* @author             MCU Ecosystem Development Team
* @brief              DMA STD<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*                     ʵ<EFBFBD><EFBFBD>DMA<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>API<EFBFBD><EFBFBD>
*
*
**************************************************************************************************
* @attention
* Copyright (c) CEC Huada Electronic Design Co.,Ltd. All rights reserved.
*
**************************************************************************************************
*/

/************************************************************************************************/
/**
* @addtogroup CIU32L051_STD_Driver
* @{
*/

/**
* @addtogroup DMA 
* @{
*
*/
/************************************************************************************************/

/*------------------------------------------includes--------------------------------------------*/
#include "ciu32l051_std.h"


#ifdef STD_DMA_PERIPHERAL_USED
/*-------------------------------------------functions------------------------------------------*/

/************************************************************************************************/
/**
* @addtogroup DMA_External_Functions 
* @{
*
*/
/************************************************************************************************/ 

/**
* @brief  DMAͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>
* @param  dma_init_param  DMA<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD>ṹ<EFBFBD><EFBFBD>
* @retval <EFBFBD><EFBFBD>
*/
void std_dma_init(std_dma_init_t *dma_init_param)
{
    /* <20><><EFBFBD><EFBFBD>DMA<4D><41><EFBFBD>üĴ<C3BC><C4B4><EFBFBD> */
    std_dma_channel_config(dma_init_param->dma_channel, dma_init_param->transfer_type     \
                                                      | dma_init_param->src_addr_inc      \
                                                      | dma_init_param->dst_addr_inc      \
                                                      | dma_init_param->data_size         \
                                                      | dma_init_param->mode);
    
    /* <20><><EFBFBD><EFBFBD>DMA<4D><41><EFBFBD><EFBFBD>ԴID */
    std_dma_set_req_id(dma_init_param->dma_channel, dma_init_param->dma_req_id);
}


/**
* @brief  DMAͨ<EFBFBD><EFBFBD>ȥ<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>
* @param  dma_init_param dma<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD>ṹ<EFBFBD><EFBFBD>
* @retval <EFBFBD><EFBFBD>
*/
void std_dma_deinit(std_dma_init_t *dma_init_param)
{   
    /* <20><><EFBFBD><EFBFBD>DMAͨ<41><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬ */
    DMA->ICR = (DMA_FLAG_G0 << (dma_init_param->dma_channel << 2U));
      
    /* <20><>ֹDMAͨ<41><CDA8> */
    std_dma_disable(dma_init_param->dma_channel);
    
    /* <20><>λDMAͨ<41><CDA8><EFBFBD>Ŀ<EFBFBD><C4BF>ƼĴ<C6BC><C4B4><EFBFBD> */
    std_dma_reset_control(dma_init_param->dma_channel);
    
     /* DMA<4D><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
    std_dma_set_transfer_data_number(dma_init_param->dma_channel, 0U);

    /* DMA<4D><41><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD> */
    std_dma_set_src_address(dma_init_param->dma_channel, 0U);
    
    /* DMA<4D><41>Ŀ<EFBFBD>ĵ<EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD> */
    std_dma_set_dst_address(dma_init_param->dma_channel, 0U);
}


/**
* @brief  <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>std_dma_init_t<EFBFBD>ṹ<EFBFBD><EFBFBD>
* @param  dma_init_struct dma<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD>ṹ<EFBFBD><EFBFBD>
* @note   Դ<EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD>Ŀ<EFBFBD>ĵ<EFBFBD>ַ<EFBFBD><EFBFBD>DMA<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ò<EFBFBD><EFBFBD>ڸú<EFBFBD><EFBFBD><EFBFBD>
* @retval <EFBFBD><EFBFBD>
*/
void std_dma_struct_init(std_dma_init_t *dma_init_struct)
{
    dma_init_struct->dma_channel = DMA_CHANNEL_0;
    dma_init_struct->transfer_type = DMA_BLOCK_TRANSFER;
    dma_init_struct->dma_req_id = DMA_REQUEST_SOFTWARE;
    dma_init_struct->src_addr_inc = DMA_SRC_INC_DISABLE;
    dma_init_struct->dst_addr_inc = DMA_DST_INC_DISABLE;
    dma_init_struct->data_size = DMA_DATA_SIZE_BYTE;
    dma_init_struct->mode = DMA_MODE_NORMAL;
}


/**
* @brief  <EFBFBD><EFBFBD><EFBFBD><EFBFBD>DMAԴ<EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD>Ŀ<EFBFBD>ĵ<EFBFBD>ַ<EFBFBD><EFBFBD>DMA<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD>DMA
* @param  dma_config <EFBFBD><EFBFBD><EFBFBD>üĴ<EFBFBD><EFBFBD><EFBFBD>
* @note   <EFBFBD><EFBFBD>DMAͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>DMA<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>DMA<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* @retval <EFBFBD><EFBFBD>
*/
void std_dma_start_transmit(std_dma_config_t *dma_config)
{
    /* <20><><EFBFBD><EFBFBD>DMA<4D><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
    std_dma_set_transfer_data_number(dma_config->dma_channel,dma_config->data_number);

    /* <20><><EFBFBD><EFBFBD>DMA<4D><41><EFBFBD><EFBFBD>Դ<EFBFBD><D4B4>ַ */
    std_dma_set_src_address(dma_config->dma_channel,dma_config->src_addr);
    
    /* <20><><EFBFBD><EFBFBD>DMA<4D><41>Ŀ<EFBFBD>ĵ<EFBFBD>ַ */
    std_dma_set_dst_address(dma_config->dma_channel,dma_config->dst_addr);

    /* ʹ<><CAB9>DMA<4D><41><EFBFBD><EFBFBD> */
    std_dma_enable(dma_config->dma_channel);  
}


/**
* @} 
*/

#endif /* STD_DMA_PERIPHERAL_USED */

/**
* @} 
*/

/**
* @} 
*/