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176 lines
4.6 KiB
176 lines
4.6 KiB
#ifndef EEPROM_H_
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#define EEPROM_H_
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/*
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* 两种方法:
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* 一种直接调用读写多字节, 多任务下可能导致阻塞
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* 一种设置size send_buf 实现
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*/
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#include "main.h"
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#include "FreeRTOS.h"
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#include "task.h"
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#include "main.h"
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#include "cmsis_os.h"
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#include "bsp_i2c.h"
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#include "elog.h"
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#define EEPROM_BYTE_DELAY_ENABLE 1
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#define EEPROM_WRITE_ADDRESS 0xA0
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#define EEPROM_READ_ADDRESS 0xA1
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typedef enum {
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EEPROM_EVT_WRITE,
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EEPROM_EVT_READ,
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EEPROM_EVT_WRITE_BYTE_DELAY,
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}EEPROM_EVT_TypeDef;
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typedef enum {
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EEPROM_STATE_READY,
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EEPROM_STATE_WRITE,
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EEPROM_STATE_READ,
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}EEPROM_STATE_TypeDef;
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typedef enum {
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EEPROM_MEM_ADDR_TYPE_Bit8,
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EEPROM_MEM_ADDR_BIT_TYPE_Bit16,
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}EEPROM_MEM_ADDR_TypeDef;
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typedef enum {
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EEPROM_MEM_ADDR_BIT_8,
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EEPROM_MEM_ADDR_BIT_16,
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}EEPROM_MEM_ADDR_BIT_TypeDef;
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typedef enum {
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EEPROM_DEV_ADDR_BIT_8,
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EEPROM_DEV_ADDR_BIT_10,
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} EEPROM_DEV_ADDR_TypeDef;
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typedef enum {
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AT24C01 =127, // 8bit mem_addr
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AT24C02 =255,
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AT24C04 =511, // 16bit mem_addr,先发 high8 后 low8
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AT24C08 =1023,
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AT24C16 =2047,
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AT24C32 =4095,
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AT24C64 =8191,
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AT24C128 =16383,
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AT24C256 =32767,
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}EEPROM_MODEL_TypeDef;
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// typedef void (*read_callback)();
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// typedef void (*write_callback)();
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extern I2C_HELPER_TypeDef *eeprom_helper;
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typedef enum {
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EEPROM_WORK_STATE_WAITING,
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EEPROM_WORK_STATE_READY,
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EEPROM_WORK_STATE_Writing,
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EEPROM_WORK_STATE_WRITE_Waiting,
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EEPROM_WORK_STATE_Reading,
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EEPROM_WORK_STATE_ERROR,
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EEPROM_WORK_STATE_STOP
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}EEPROM_WORK_STATE_TypeDef;
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typedef struct
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{
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void (*init)(void);
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void (*port)(void) ;
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int (*test)(void);
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EEPROM_MODEL_TypeDef model; // AT24C01 AT24C02 AT24C256
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uint16_t mem_addr_size;
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EEPROM_DEV_ADDR_TypeDef dev_addr;
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uint8_t page_addr;
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uint8_t write_delay_ms;
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uint32_t size;
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uint8_t *buf;
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volatile EEPROM_WORK_STATE_TypeDef state;
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}My_EEPROM_TypeDef;
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extern My_EEPROM_TypeDef my_eeprom;
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void Eeprom_Init( );
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void Eeprom_Port( );
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void Eeprom_Task( );
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int Eeprom_Test( void );
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int Eeprom_callback(My_EEPROM_TypeDef *pEeprom, uint8_t *buf, uint16_t size);
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// int Eeprom_SET_WorkMode( uint16_t mem_addr_type);
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int Eeprom_SET_Device_Model(EEPROM_MODEL_TypeDef model);
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int Eeprom_SET_Write_Delay_ms( uint8_t write_delay_ms);
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// int Eeprom_Transmit(EEPROM_TypeDef *eeprom, uint8_t * buf, uint16_t size);
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// int Eeprom_Begin_Rcv(EEPROM_TypeDef *eeprom, uint8_t * buf, uint16_t size);
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int Eeprom_Read( uint8_t * buf, uint16_t size );
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int Eeprom_Write( uint8_t * buf, uint16_t size );
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// void Eeprom_Set_Sendbuf_Size(EEPROM_TypeDef *eeprom, uint8_t * buf, uint16_t size);
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// #ifdef EEPROM_BYTE_DELAY_ENABLE
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// int Eeprom_Write_By_Byte_Delay(EEPROM_TypeDef *eeprom, uint8_t * buf, uint16_t size);
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// int Eeprom_callback(My_EEPROM_TypeDef *pEeprom, uint8_t *buf, uint16_t size);
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// #endif
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#endif
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/**
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*
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* @brief 用非阻塞方法写 EEPROM 会写不进去--> 写数据到EEPROM,每个字节加5-8ms 延时
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* 还是用阻塞的方法区写， 读可以考虑非阻塞 --> IT DMA
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* 不用 i2chelper 直接用hi2c,
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*
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* Eeprom_SET_Mem_Addr 设置eeprom数据地址
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* Eeprom_Set_Sendbuf_Size 设置buf size 进行写入 EEprom
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*
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* 读取
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* Eeprom_SET_Mem_Addr 设置eeprom数据地址
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* HAL_I2C_Mem_Read
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* @details
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*
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* uint8_t buf1[4] ={0x05, 0x03 , 0x04, 0x05};
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uint8_t buf2[4] = {0x08,0x08,0x08,0x08} ;
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int st;
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// Eeprom_Set_Sendbuf_Size(eeprom, buf1, 4);
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// my_eeprom.port();
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Eeprom_SET_Mem_Addr( eeprom, 0 );
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st = HAL_I2C_Mem_Write(eeprom->hi2c, eeprom->dev_addr, eeprom->mem_addr, eeprom->mem_addr_type, buf1, 4, eeprom->write_delay_ms);
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osDelay( 10 );
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// Eeprom_Read( eeprom, buf2, 4);
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// st = HAL_I2C_Mem_Read(eeprom->hi2c, eeprom->dev_addr, eeprom->mem_addr, eeprom->mem_addr_type, buf2, 4, eeprom->write_delay_ms);
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Eeprom_SET_Mem_Addr( eeprom, 0 );
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if ( Eeprom_Read(eeprom, buf2, 4) != 0 )
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{
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log_i(" Eeprom Read Config Error ");
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}else{
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log_i(" Eeprom Read Config OK! ");
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}
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osDelay(10);
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log_i( "buf2 %d %d ", buf2[0] , buf2[1]);
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uint8_t buf1[24] = {0x01, 0x03, 0x00, 0x00, 0x00, 0x04, 0x44, 0x09,0x01, 0x03, 0x00, 0x00, 0x00, 0x04, 0x44, 0x09,0x01, 0x03, 0x00, 0x00, 0x00, 0x04, 0x44, 0x09};
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uint8_t buf2[24] ={0};
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my_eeprom.buf = buf1;
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my_eeprom.size = 24;
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my_eeprom.state = EEPROM_WORK_STATE_Writing;
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while(my_eeprom.size != 0) { osDelay(2);};
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log_i("write ok....");
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HAL_Delay(200);
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my_eeprom.state = EEPROM_WORK_STATE_Reading;
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*/
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