1.可用于存储字库;4 j9 r. z& s) k( U) x1 v
其实很少用这个Flash的,只是觉得官方写的很好,也没有版本更新了,很好用。- #include "stm32f10x_lib.h"8 Y0 |4 W( C, K3 b9 y4 i/ N# R! e/ q
- % E g* ?- f }
- /* Exported types ------------------------------------------------------------*/& i6 `8 O# n; G5 B3 t6 V" `0 f" C3 M3 i
- /* Exported constants --------------------------------------------------------*/
/ [* h! p6 D% e- n% { - #define Low 0x00 /* Chip Select line low */ K2 W7 o V; G; O/ K. e
- #define High 0x01 /* Chip Select line high */
5 `. n6 s( Y( e, `# u7 w# H - ' @/ y u/ g2 W6 L% p, e; y/ R4 f2 V" k
- /* Exported macro ------------------------------------------------------------*/
7 f' M3 Z6 t3 O+ j4 k0 Q0 } - /* Exported functions ------------------------------------------------------- */1 j0 O# T! X5 P, c& |
- /*----- High layer function -----*/8 n9 f! }3 O7 H; s
- void SPI_FLASH_Init(void);% m; v5 C2 T9 E! D5 N0 w3 ^
- void SPI_FLASH_SectorErase(u32 SectorAddr);% s4 q+ H5 R) Z9 U5 W/ a2 g( i
- void SPI_FLASH_BulkErase(void);
+ g( A3 x. A! D4 n - void SPI_FLASH_PageWrite(u8* pBuffer, u32 WriteAddr, u16 NumByteToWrite);
) i& N" F8 }' g* Z. } - void SPI_FLASH_BufferWrite(u8* pBuffer, u32 WriteAddr, u16 NumByteToWrite);; W. j4 h5 z3 ^8 l" r" Q
- void SPI_FLASH_BufferRead(u8* pBuffer, u32 ReadAddr, u16 NumByteToRead);; @/ [# c" C. J. i+ i! R
- u32 SPI_FLASH_ReadID(void);+ m$ \: Z+ G& D
- void SPI_FLASH_StartReadSequence(u32 ReadAddr);3 J7 ^6 ]. N6 ^$ w2 x
- " f9 ?. R3 B: V2 P
- /*----- Low layer function -----*/: n" y4 q U; E4 ]. _# k; ~
- u8 SPI_FLASH_ReadByte(void);
2 @: L( h& } p5 f9 t5 x - void SPI_FLASH_ChipSelect(u8 State);
* x5 f7 S' `& y; X3 d3 N3 z3 L - u8 SPI_FLASH_SendByte(u8 byte);4 Z& I# |3 N; U q/ u9 [# M( Q1 Y" p
- u16 SPI_FLASH_SendHalfWord(u16 HalfWord);- u6 f. b9 i6 [! l
- void SPI_FLASH_WriteEnable(void);9 g' V1 U5 x6 v9 s
- void SPI_FLASH_WaitForWriteEnd(void);
复制代码
spi_flash.zip
(4.86 KB, 下载次数: 78)
|