/*
?*?COPYRIGHT?（c）?2010-2012?MACRONIX?INTERNATIONAL?CO.?LTD
?*?SPI?Flash?Low?Level?Driver?（LLD）?Sample?Code
?*
?*?Application?program?of?flash?support?SPI?and?QPI?interface
?*?This?sample?code?provides?a?reference?not?recommand?for?directing?using.
?*
?*?$Id:?MX25_APP.cv?1.4?2012/01/03?08:00:06?modelqa?Exp?$
?*/

#include????
#include????“MX25_CMD.h“

#define??TRANS_LENGTH??16
#define??RANDOM_SEED???106
#define??FLASH_TARGET_ADDR??0x00000000

#define??Error_inc（x）??x?=?x?+?1;

/*?function?prototype?*/
uint8??FlashID_Test（?uint8?QPI_Enable?）;
uint8??FlashReadWrite_Test（?uint8?QPI_Enable?）;

/*
?*?Main?Program
?*/
void?main（）
{
????/*?Setting?flash?access?mode:?SPI?or?QPI?*/
????uint8?QPI_Enable?=?TRUE;

????Initial_Spi（）;
????FlashID_Test（?QPI_Enable?）;????//?Simple?test?:?flash?ID
????FlashReadWrite_Test（?QPI_Enable?）;???//?Simple?test?:?flash?read?/?write
}

/*
?*?Simple?flash?id?test
?*/
uint8?FlashID_Test（?uint8?QPI_Enable?）
{
????uint32??flash_id?=?0;
????uint16??error_cnt?=?0;
????FlashStatus??flash_state?=?{0};
????ReturnMsg??msg;

????if（?QPI_Enable?）
????????CMD_EQIO（?&flash_state?）;????//?Enter?QPI?mode

????/*?Read?flash?ID?*/
????if（?QPI_Enable?）{????//?Call?QPI?command
????????msg?=?CMD_QPIID（?&flash_id?&flash_state?）;
????}
????else{
????????msg?=?CMD_RDID（?&flash_id?&flash_state?）;
????}

????if（?msg?!=?（ReturnMsg）FlashOperationSuccess?）??//?Check?returen?message
????????return?FALSE;

????if（?QPI_Enable?）
????????CMD_RSTQIO（?&flash_state?）;??//?Exit?QPI?mode

????if（?flash_id?!=?FlashID?）??//?Compare?to?expected?value
????????Error_inc（?error_cnt?）;

????if（?error_cnt?!=?0?）
????????return?FALSE;
????else
????????return?TRUE;

}
/*
?*?Simple?flash?read/write?test
?*/
uint8?FlashReadWrite_Test（?uint8?QPI_Enable?）
{
????FlashStatus??flash_state?=?{0};
????uint32??flash_addr;
????uint32??trans_len?=?0;
????uint16??i=0?error_cnt?=?0;
????uint16??seed?=?0;
????uint8???st_reg?=?0;
????uint8???memory_addr[TRANS_LENGTH]?=?{0};
????uint8???memory_addr_cmp[TRANS_LENGTH]?=?{0};

????/*?Assign?initial?condition?*/
????flash_addr?=?FLASH_TARGET_ADDR;
????trans_len?=?TRANS_LENGTH;
????seed?=?RANDOM_SEED;

????if（?QPI_Enable?）
????????CMD_EQIO（?&flash_state?）;????//?Enter?QPI?mode

????/*?Prepare?data?to?transfer?*/
????srand（?seed?）;
????for（?i=0;?i????????memory_addr[i]?=?rand（）%256;????//?generate?random?byte?data
????}

????
????/*?Mmarked?these?code?when?not?using?quad?IO?mode?（except?QPI?mode）
?????*?Enable?Quad?IO?mode
?????*?Read?status?register?value?*/
????CMD_RDSR（?&st_reg?&flash_state?）;
????st_reg?=?st_reg?|?FLASH_QE_MASK;????//?set?QE?bit?to?1
????CMD_WRSR（?st_reg?&flash_state?）;????//?write?setting?to?flash

????/*?Check?QE?value?*/
????CMD_RDSR（?&st_reg?&flash_state?）;????
????if（?（st_reg?&?FLASH_QE_MASK）?!=?FLASH_QE_MASK?）
????????Error_inc（?error_cnt?）;
????

????/*?Erase?4K?sector?of?flash?memory
???????Note:?It?needs?to?erase?dirty?sector?before?program?*/
????CMD_SE（?flash_addr?&fl

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????71488??2012-12-05?16:52??MX25_CMD.c

?????文件???????9119??2012-12-05?16:52??MX25_CMD.h

?????文件???????6529??2012-12-05?16:52??MX25_DEF.h

?????文件???????4299??2012-12-05?16:52??MX25_APP.c

-----------?---------??----------?-----??----

????????????????91435????????????????????4