fix:修改RS485通讯引脚
RS485通讯引脚改为串口2，引脚：RX：PB05 TX：PB04 RS485_DR:PB03
This commit is contained in:
caocong
208
Source/SYSTEM/eeprom.c
Normal file
208
Source/SYSTEM/eeprom.c
Normal file
@@ -0,0 +1,208 @@
|
||||
#include "includes.h"
|
||||
#include <string.h>
|
||||
|
||||
E_MCU_DEV_INFO g_mcu_dev;
|
||||
|
||||
/*******************************************************************************
|
||||
* Function Name : EEPROM_Init
|
||||
* Description : EEPROM 初始化函数
|
||||
*******************************************************************************/
|
||||
void EEPROM_Init(void)
|
||||
{
|
||||
U8_T rev = 0;
|
||||
EnIFCClk; //使能 IFC 时钟
|
||||
IFC->MR |= 0x10002; //高速模式，延迟 2 个周期
|
||||
|
||||
delay_nms(10);
|
||||
|
||||
rev = EEPROM_ReadMCUDevInfo(&g_mcu_dev);
|
||||
if(rev == 0x00){
|
||||
//读取成功，开始校验以下参数
|
||||
EEPROM_Validate_MCUDevInfo(&g_mcu_dev);
|
||||
}else{
|
||||
//读取失败，恢复默认参数
|
||||
EEPROM_Default_MCUDevInfo(&g_mcu_dev);
|
||||
#if DBG_LOG_EN
|
||||
Dbg_Println(DBG_BIT_SYS_STATUS,"EE Use Defalut Para");
|
||||
|
||||
Dbg_Println(DBG_BIT_SYS_STATUS,"EE DevBootVer:%d",g_mcu_dev.dev_boot_ver);
|
||||
Dbg_Println(DBG_BIT_SYS_STATUS,"EE DevNameLen:%d",g_mcu_dev.dev_name_len);
|
||||
Dbg_Println(DBG_BIT_SYS_STATUS,"EE DevName:%s",g_mcu_dev.dev_name);
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* Function Name : EEPROM_CheckSum
|
||||
* Description : EEPROM 校验函数
|
||||
*******************************************************************************/
|
||||
U8_T EEPROM_CheckSum(U8_T *data,U16_T len)
|
||||
{
|
||||
U8_T data_sum = 0;
|
||||
|
||||
for(U16_T i = 0;i<len;i++)
|
||||
{
|
||||
data_sum += data[i];
|
||||
}
|
||||
return data_sum;
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* Function Name : EEPROM_ReadMCUDevInfo
|
||||
* Description : 从EEPROM中读取设备信息
|
||||
*******************************************************************************/
|
||||
U8_T EEPROM_ReadMCUDevInfo(E_MCU_DEV_INFO *info)
|
||||
{
|
||||
U8_T read_info[6];
|
||||
U8_T para_data[EEPROM_DATA_Size_Max];
|
||||
U16_T read_len = 0;
|
||||
|
||||
memset(read_info,0,sizeof(read_info));
|
||||
memset(para_data,0,sizeof(para_data));
|
||||
|
||||
ReadDataArry_U8(EEPROM_MCUDevInfo_Address,4,read_info);
|
||||
|
||||
if(read_info[0] == EEPROM_SVAE_FLAG){
|
||||
read_len = read_info[2];
|
||||
read_len <<= 8;
|
||||
read_len |= read_info[1];
|
||||
|
||||
if(read_len <= EEPROM_DATA_Size_Max){
|
||||
|
||||
ReadDataArry_U8(EEPROM_MCUDevInfo_Address+EEPROM_Offset_Data,read_len,para_data);
|
||||
if(EEPROM_CheckSum(para_data,sizeof(E_MCU_DEV_INFO)) == read_info[3]){
|
||||
//校验成功
|
||||
memcpy((uint8_t *)info,para_data,sizeof(E_MCU_DEV_INFO));
|
||||
|
||||
#if DBG_LOG_EN
|
||||
Dbg_Println(DBG_BIT_SYS_STATUS,"EE DevAddr:%d",g_mcu_dev.dev_addr);
|
||||
Dbg_Println(DBG_BIT_SYS_STATUS,"EE DevType:%d",g_mcu_dev.dev_type);
|
||||
Dbg_Println(DBG_BIT_SYS_STATUS,"EE DevBootVer:%d",g_mcu_dev.dev_boot_ver);
|
||||
Dbg_Println(DBG_BIT_SYS_STATUS,"EE DevAppVer:%d",g_mcu_dev.dev_app_ver);
|
||||
Dbg_Println(DBG_BIT_SYS_STATUS,"EE DevNameLen:%d",g_mcu_dev.dev_name_len);
|
||||
Dbg_Println(DBG_BIT_SYS_STATUS,"EE DevName:%s",g_mcu_dev.dev_name);
|
||||
#endif
|
||||
return 0x00;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return 0x01;
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* Function Name : EEPROM_WriteMCUDevInfo
|
||||
* Description : 将设备信息写入到EEPROM中
|
||||
*******************************************************************************/
|
||||
U8_T EEPROM_WriteMCUDevInfo(E_MCU_DEV_INFO *info)
|
||||
{
|
||||
U8_T save_data[EEPROM_DATA_Size_Max + 6];
|
||||
U16_T save_len = sizeof(E_MCU_DEV_INFO);
|
||||
|
||||
if(save_len >= EEPROM_DATA_Size_Max) save_len = EEPROM_DATA_Size_Max;
|
||||
|
||||
save_data[0] = EEPROM_SVAE_FLAG;
|
||||
save_data[1] = save_len & 0xFF;
|
||||
save_data[2] = (save_len >> 8) & 0xFF;
|
||||
|
||||
memcpy(&save_data[4],(uint8_t *)info,save_len);
|
||||
|
||||
save_data[3] = EEPROM_CheckSum(&save_data[4],save_len);
|
||||
|
||||
save_len+=4;
|
||||
|
||||
Page_ProgramData(EEPROM_MCUDevInfo_Address,save_len,save_data);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* Function Name : EEPROM_Default_MCUDevInfo
|
||||
* Description : EEPROM中参数恢复默认值，且将默认参数保存至EEPROM中
|
||||
*******************************************************************************/
|
||||
void EEPROM_Default_MCUDevInfo(E_MCU_DEV_INFO *info)
|
||||
{
|
||||
#if (Project_Area == 0x01)
|
||||
/*Boot 区域*/
|
||||
info->dev_addr = 0x00;
|
||||
info->dev_type = 0x00;
|
||||
info->dev_app_ver = 0x00;
|
||||
info->dev_boot_ver = Project_FW_Version;
|
||||
info->dev_name_len = sizeof(Peoject_Name);
|
||||
|
||||
memset((char *)info->dev_name,0,EEPROM_DEV_NAME_Size);
|
||||
memcpy((char *)info->dev_name,(char *)Peoject_Name,info->dev_name_len);
|
||||
|
||||
EEPROM_WriteMCUDevInfo(info);
|
||||
#elif (Project_Area == 0x02)
|
||||
/*APP 区域*/
|
||||
info->dev_addr = 0x00;
|
||||
info->dev_type = Project_Type;
|
||||
info->dev_app_ver = Project_FW_Version;
|
||||
info->dev_name_len = sizeof(Peoject_Name);
|
||||
|
||||
memset((char *)info->dev_name,0,EEPROM_DEV_NAME_Size);
|
||||
memcpy((char *)info->dev_name,(char *)Peoject_Name,info->dev_name_len);
|
||||
|
||||
EEPROM_WriteMCUDevInfo(info);
|
||||
#endif
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* Function Name : EEPROM_Validate_MCUDevInfo
|
||||
* Description : 校验从EEPROM 中读取的参数是否正确，如果不正确的话，便将当前正确的参数写入
|
||||
APP区域中，判断APP参数与EEPROM中记录的是否一致
|
||||
Boot区域中，判断Boot参数与EEPROM中记录的是否一致
|
||||
*******************************************************************************/
|
||||
void EEPROM_Validate_MCUDevInfo(E_MCU_DEV_INFO *info)
|
||||
{
|
||||
#if (Project_Area == 0x01)
|
||||
/*Boot 区域*/
|
||||
U8_T save_flag = 0;
|
||||
|
||||
if(info->dev_boot_ver != Project_FW_Version)
|
||||
{
|
||||
info->dev_boot_ver = Project_FW_Version;
|
||||
save_flag = 0x01;
|
||||
}
|
||||
|
||||
if(save_flag == 0x01)
|
||||
{
|
||||
EEPROM_WriteMCUDevInfo(info);
|
||||
}
|
||||
#elif (Project_Area == 0x02)
|
||||
/*APP 区域*/
|
||||
U8_T save_flag = 0;
|
||||
|
||||
if(info->dev_app_ver != Project_FW_Version)
|
||||
{
|
||||
info->dev_app_ver = Project_FW_Version;
|
||||
save_flag = 0x01;
|
||||
}
|
||||
|
||||
if(info->dev_type != Project_Type)
|
||||
{
|
||||
info->dev_type = Project_Type;
|
||||
save_flag = 0x01;
|
||||
}
|
||||
|
||||
if(info->dev_name_len != sizeof(Peoject_Name))
|
||||
{
|
||||
info->dev_name_len = sizeof(Peoject_Name);
|
||||
save_flag = 0x01;
|
||||
}
|
||||
|
||||
if(strncmp((char *)info->dev_name,(char *)Peoject_Name,sizeof(Peoject_Name)))
|
||||
{
|
||||
memcpy((char *)info->dev_name,(char *)Peoject_Name,info->dev_name_len);
|
||||
save_flag = 0x01;
|
||||
}
|
||||
|
||||
if(save_flag == 0x01)
|
||||
{
|
||||
EEPROM_WriteMCUDevInfo(info);
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user