132 lines
2.7 KiB
C
132 lines
2.7 KiB
C
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#ifndef __DRV_AT24CXX_H__
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#define __DRV_AT24CXX_H__
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#include "stm32f1xx_hal.h"
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#include "i2c.h"
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#define x24C256//器件名称，AT24C32、AT24C64、AT24C128、AT24C256、AT24C512
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#ifdef x24C01
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#define PAGE_NUM 16 //页数
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#define PAGE_SIZE 8 //页面大小(字节)
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#define CAPACITY_SIZE (PAGE_NUM * PAGE_SIZE) //总容量(字节)
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#define ADDR_BYTE_NUM 1 //地址字节个数
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#endif
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#ifdef x24C02
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#define PAGE_NUM 32 //页数
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#define PAGE_SIZE 8 //页面大小(字节)
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#define CAPACITY_SIZE (PAGE_NUM * PAGE_SIZE) //总容量(字节)
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#define ADDR_BYTE_NUM 1 //地址字节个数
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#endif
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#ifdef x24C04
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#define PAGE_NUM 32 //页数
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#define PAGE_SIZE 16 //页面大小(字节)
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#define CAPACITY_SIZE (PAGE_NUM * PAGE_SIZE) //总容量(字节)
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#define ADDR_BYTE_NUM 1 //地址字节个数
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#endif
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#ifdef x24C08
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#define PAGE_NUM 64 //页数
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#define PAGE_SIZE 16 //页面大小(字节)
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#define CAPACITY_SIZE (PAGE_NUM * PAGE_SIZE) //总容量(字节)
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#define ADDR_BYTE_NUM 1 //地址字节个数
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#endif
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#ifdef x24C16
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#define PAGE_NUM 128 //页数
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#define PAGE_SIZE 16 //页面大小(字节)
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#define CAPACITY_SIZE (PAGE_NUM * PAGE_SIZE) //总容量(字节)
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#define ADDR_BYTE_NUM 1 //地址字节个数
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#endif
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#ifdef x24C32
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#define PAGE_NUM 128 //页数
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#define PAGE_SIZE 32 //页面大小(字节)
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#define CAPACITY_SIZE (PAGE_NUM * PAGE_SIZE) //总容量(字节)
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#define ADDR_BYTE_NUM 2 //地址字节个数
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#endif
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#ifdef x24C64
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#define PAGE_NUM 256 //页数
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#define PAGE_SIZE 32 //页面大小(字节)
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#define CAPACITY_SIZE (PAGE_NUM * PAGE_SIZE) //总容量(字节)
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#define ADDR_BYTE_NUM 2 //地址字节个数
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#endif
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#ifdef x24C128
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#define PAGE_NUM 256 //页数
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#define PAGE_SIZE 64 //页面大小(字节)
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#define CAPACITY_SIZE (PAGE_NUM * PAGE_SIZE) //总容量(字节)
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#define ADDR_BYTE_NUM 2 //地址字节个数
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#endif
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#ifdef x24C256
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#define PAGE_NUM 512 //页数
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#define PAGE_SIZE 64 //页面大小(字节)
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#define CAPACITY_SIZE (PAGE_NUM * PAGE_SIZE) //总容量(字节)
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#define ADDR_BYTE_NUM 2 //地址字节个数
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#endif
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#ifdef x24C512
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#define PAGE_NUM 512 //页数
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#define PAGE_SIZE 128 //页面大小(字节)
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#define CAPACITY_SIZE (PAGE_NUM * PAGE_SIZE) //总容量(字节)
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#define ADDR_BYTE_NUM 2 //地址字节个数
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#endif
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#define DEV_ADDR 0xA0
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typedef struct i2c_drv {
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I2C_HandleTypeDef *hi2c;
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uint16_t address;
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uint16_t addr_num;
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uint32_t page_num;
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uint32_t page_size;
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uint16_t capacity;
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uint16_t delay;
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}I2C_t;
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extern I2C_t drv_i2c;
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I2C_t* AT24C_Init(I2C_HandleTypeDef *hi2c);
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unsigned char AT24C_Write(uint16_t addr,uint8_t* buff,uint16_t len);
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unsigned char AT24C_Read(uint16_t addr,uint8_t* buff,uint16_t len);
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#endif
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