42 lines
1.5 KiB
C
42 lines
1.5 KiB
C
#ifndef _MCU_W25Q64JVSSIQ_DRV_H_
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#define _MCU_W25Q64JVSSIQ_DRV_H_
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#define W25Q64_FLASH_SIZE (8*1024*1024) // 8MB
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#define W25Q64_FLASH_PAGE_LEN 256 //单页字节数
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#define W25Q64_FLASH_PAGE_NUM 32768 // 页缓存字节数为 FLASH_SIZE_MAX / FLASH_PAGE_BUF_SIZE
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#define W25Q64_FLASH_SECTOR_NUM 2048 // 区，一个区4K
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#define W25Q64_FLASH_BLOCK_NUM 128 // 块，一个块64K
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typedef void (*W25Q64JVSSIQ_SpiCs)(uint8_t flag);
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typedef unsigned char (*W25Q64JVSSIQ_SpiWriteReadByte)(uint8_t Data);
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typedef void (*W25Q64JVSSIQ_DelayUs)(unsigned int period);
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typedef struct {
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W25Q64JVSSIQ_SpiCs SpiCs;
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W25Q64JVSSIQ_SpiWriteReadByte SpiWriteReadByte;
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W25Q64JVSSIQ_DelayUs DelayUs;
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} W25Q64JVSSIQ_OBJ;
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/* 初始化FLASH */
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int W25Q64_Init(W25Q64JVSSIQ_OBJ * FlashObj);
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/* 读取Flash上的部分数据 */
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int W25Q64_ReadBytes(W25Q64JVSSIQ_OBJ * FlashObj, unsigned int Raddr, unsigned char *Rbuf, unsigned int RbufLen);
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int W25Q64_WriteBytes(W25Q64JVSSIQ_OBJ * FlashObj, unsigned int Waddr, unsigned char *Wbuf, unsigned int WbufLen);
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/* 清除块数据 */
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int W25Q64_EraseBlock(W25Q64JVSSIQ_OBJ * FlashObj, unsigned int BlockAddr);
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/* 清除扇区数据 */
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int W25Q64_EraseSector(W25Q64JVSSIQ_OBJ * FlashObj, unsigned int SectorAddr);
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/* 清除FLASH数据 */
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void W25Q64_EraseChip(W25Q64JVSSIQ_OBJ * FlashObj);
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/* 进入低功耗 */
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void W25Q64_PowerDown(W25Q64JVSSIQ_OBJ * FlashObj);
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/* 唤醒 */
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void W25Q64_WakeUp(W25Q64JVSSIQ_OBJ * FlashObj);
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#endif
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