MB85RC16铁电存储器stm32HAL库例程

该存储器主要应用于需要多次存储的场景，其他存储器有效次是10万次，而该存储器的存储次数是10的10次方次，可以有效的解决频繁存储的问题。

以下是,c文件：

#include "I2C_FRAM.h"

/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
u8 FRAM_ADDRESS;
/* Private function prototypes -----------------------------------------------*/
#define I2C_Speed              100000
#define I2C1_SLAVE_ADDRESS7    0xA0
#define I2C_PageSize           256

void FramSdaInputInit(void);
void FramSdaOutputInit(void);
u8 I2C_FRAM_BufferWrite(u8* pBuffer, u16 WriteAddr, u16 NumByteToWrite);
u8 I2C_FRAM_BufferRead(u8* pBuffer, u16 ReadAddr, u16 NumByteToRead);

/* Private functions ---------------------------------------------------------*/

/**/
/**
  * @brief  初始化FRAM端口
  * @param  None
  * @retval : None
  */
void Fram_GpioInitial(void)
{
	__HAL_RCC_GPIOC_CLK_ENABLE();  
  GPIO_InitTypeDef GPIO_InitStruct = {0};
  GPIO_InitStruct.Pin = GPIO_PIN_1;
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  GPIO_InitStruct.Pull = GPIO_PULLUP;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
	 
  GPIO_InitStruct.Pin = GPIO_PIN_2;
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
  GPIO_InitStruct.Pull = GPIO_PULLUP;
  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
  //设置SDA为输出
  FramSdaOutputInit();                 
  
  //写保护禁止
  FRAM_WP_Disable();                    
 
}

/**
  * @brief  初始化FRAM_SDA端口为输入
  * @param  None
  * @retval : None
  */
void FramSdaInputInit(void)
{
  GPIO_InitTypeDef GPIO_InitStruct = {0}