xc_drv_spi_dma.h

浏览该文件的文档.

 
#ifndef __XC_DRV_SPI_DMA_H_
#define __XC_DRV_SPI_DMA_H_
 
/*-----------------------------------------------------------------------------------
                                   INCLUDE HEADE FILES
 ------------------------------------------------------------------------------------*/
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include "xc6xxx.h"
 
/*------------------------------------------------------------------------------------
                                       Macros
 -------------------------------------------------------------------------------------*/
#define SPI1_BASE_OFFSET               0x1000
#define SPI2_BASE_OFFSET               0x1800
 
#define SSIx_DATA_OFFSET               0x60
 
#define FLASH_PAGE_SIZE                256
#define FLASH_SECTOR_SIZE              4096
 
#define CMD_READ_DATA                 (uint8_t)0x03
#define CMD_READ_STATUS               (uint8_t)0x05
#define CMD_CHIP_ERASE                (uint8_t)0xc7
#define CMD_WRITE_ENABLE              (uint8_t)0x06
#define CMD_WRITE_DISABLE             (uint8_t)0x04
#define CMD_PAGE_PROGRAM              (uint8_t)0x02
#define CMD_BLOCK_ERASE               (uint8_t)0xD8
#define CMD_SECTOR_ERASE              (uint8_t)0x20
#define CMD_PAGE_ERASE                (uint8_t)0x81
#define CMD_RELEASE_PWRDWN            (uint8_t)0xAB
#define CMD_PWRDWN                    (uint8_t)0xB9
#define CMD_RUID                      (uint8_t)0x4B
#define CMD_RDID                      (uint8_t)0x9F
 
//#define CUR_PAGE_NUM(addr)            (addr/FLASH_PAGE_SIZE)
//#define CUR_START_PSR(addr)           (addr%FLASH_PAGE_SIZE)
 
/*------------------------------------------------------------------------------------
                                    Exported Functions
 -------------------------------------------------------------------------------------*/
void xc_spi_dma_deinit(uint8_t spi_idx);
 
void xc_spi_dma_read_data(uint8_t spi_idx, uint8_t *data, uint16_t size);
void xc_spi_dma_write_data(uint8_t spi_idx, uint8_t *data, uint16_t size);
void xc_spi_dma_write_and_read_data(uint8_t spi_idx, 
                                    uint8_t *w_data, uint16_t w_size,
                                    uint8_t *r_data, uint16_t r_size);
void xc_spi_dma_read_and_write_data(uint8_t spi_idx, 
                                    uint8_t *w_data, uint16_t w_size,
                                    uint8_t *r_data, uint16_t r_size);
 
void xc_spi_dma_flash_power_down(uint8_t spi_idx);
void xc_spi_dma_flash_wakeup(uint8_t spi_idx);
void xc_spi_dma_flash_wait_busy(uint8_t spi_idx);
void xc_spi_dma_flash_erase_sector(uint8_t spi_idx, uint32_t Dst_Addr);
void xc_spi_dma_flash_erase_page(uint8_t spi_idx, uint32_t Dst_Addr);
void xc_spi_dma_flash_write_page(uint8_t spi_idx, uint32_t WriteAddr, uint8_t *data, uint16_t size);
void xc_spi_dma_flash_read_page(uint8_t spi_idx, uint32_t ReadAddr, uint8_t *data, uint16_t size);
void xc_spi_dma_flash_rdid(uint8_t spi_idx, uint8_t *rdid);
void xc_spi_dma_flash_ruid(uint8_t spi_idx, uint8_t *ruid);
 
eXC_RESULT xc_spi_dma_flash_write(uint8_t spi_idx, uint32_t writeAddr, uint8_t *buff, uint16_t size);
eXC_RESULT xc_spi_dma_flash_read(uint8_t spi_idx, uint32_t readAddr, uint8_t *buff, uint16_t size);
 
#endif  /* __XC_DRV_SPI_DMA_H_ */