BLE_TYQ_BJQ_CH584M/bsp/src/bsp_flash.c

106 lines
2.9 KiB
C

/*
* @Author: mbw
* @Date: 2024-12-06 14:49:21
* @LastEditors: mbw && 1600520629@qq.com
* @LastEditTime: 2025-01-02 13:18:15
* @FilePath: \ble_-tyq_-bjq_-ch584-m\bsp\src\bsp_flash.c
* @Description: 主要用于对一些MAC地址等关键信息进行保存和读取操作
*
* Copyright (c) 2024 by ${git_name_email}, All Rights Reserved.
*/
#include "bsp_flash.h"
#include "CONFIG.h"
#include "string.h"
#include "bsp_valve.h"
#undef LOG_ENABLE
#define LOG_ENABLE 1
# include "log.h"
void Flash_ErasePage_ReadConfigInfo(uint8_t *page_buf)
{
EEPROM_READ(FLASH_INFO_ADDR, page_buf, DATA_FLASH_PAGE_SIZE);
DelayMs(2);
EEPROM_ERASE(FLASH_INFO_ADDR, DATA_FLASH_PAGE_SIZE);
DelayMs(2);
}
int Flash_Write_ConfigInfo(uint8_t *page_buf)
{
EEPROM_WRITE(FLASH_INFO_ADDR, page_buf, DATA_FLASH_PAGE_SIZE);
DelayMs(2);
return 0;
}
/*写入MAC地址*/
int Flash_Set_Mac_Addr(uint8_t *mac_addr, uint8_t number)
{
uint8_t page_buf[DATA_FLASH_PAGE_SIZE] = {0};
uint8_t in_page_offset = ((FLASH_MAC_INFO_START_ADDR + (number - 1) * FLASH_MAC_INFO_LEN) - FLASH_MAC_INFO_START_ADDR);
if ((mac_addr == NULL)||( number > MAX_VALVE_NUM))
{
return -1;
}
Flash_ErasePage_ReadConfigInfo(page_buf);
for (int i = 0; i < FLASH_MAC_INFO_LEN; i++)
{
page_buf[in_page_offset++] = mac_addr[i];
}
return Flash_Write_ConfigInfo(page_buf);
}
/*读取MAC地址*/
int Flash_Get_Mac_Addr(uint8_t *mac_addr, uint8_t number)
{
__attribute__((aligned(4)))
uint8_t data[FLASH_MAC_INFO_LEN]; // 读写buf需要4字节对齐
EEPROM_READ((FLASH_MAC_INFO_START_ADDR + (number - 1) * FLASH_MAC_INFO_LEN), mac_addr, FLASH_MAC_INFO_LEN);
DelayMs(2);
return 0;
}
/*设置无线调压器数量*/
int Flash_Set_Valve_Num(uint8_t valve_num)
{
__attribute__((aligned(4)))
uint8_t page_buf[DATA_FLASH_PAGE_SIZE] = {0};
uint8_t in_page_offset = (FLASH_MAC_NUM_ADDR - FLASH_INFO_ADDR);
Flash_ErasePage_ReadConfigInfo(page_buf);
page_buf[in_page_offset] = valve_num;
return Flash_Write_ConfigInfo(page_buf);
}
/*获取无线调压器数量*/
uint8_t Flash_Get_Valve_Num(void)
{
uint8_t num;
EEPROM_READ(FLASH_MAC_NUM_ADDR, &num, FLASH_MAC_NUM_LEN);
DelayMs(2);
if (num != 0xFF)
{
return num;
}
else
{
return 0;
}
}
void BSP_FLASH_Init(void)
{
uint32_t flash_write_flag = 0;
EEPROM_READ(FLASH_INFO_WRITE_FLAG_ADDR, &flash_write_flag, FLASH_INFO_WRITE_FLAG_LEN);
DelayMs(2);
if (flash_write_flag != FLASH_INFO_WRITE_FLAG_VAL) // 用以防止刷掉写入的数据
{
flash_write_flag = FLASH_INFO_WRITE_FLAG_VAL;
// 擦除数据
EEPROM_ERASE(FLASH_INFO_ADDR, DATA_FLASH_PAGE_SIZE); // 擦除待写区
DelayMs(2);
EEPROM_WRITE(FLASH_INFO_WRITE_FLAG_ADDR, &flash_write_flag, FLASH_INFO_WRITE_FLAG_LEN);
DelayMs(2);
}
}