moyuhai
245 lines
9.5 KiB
C
245 lines
9.5 KiB
C
#ifndef _FLASH_C_
|
|
#define _FLASH_C_
|
|
/*********************************************************************************************************************/
|
|
#include "ca51f5_config.h"
|
|
#include "../../includes/ca51f5sfr.h"
|
|
#include "../../includes/ca51f5xsfr.h"
|
|
#include "../../includes/gpiodef_f5.h"
|
|
|
|
#include "../../includes/system.h"
|
|
#include "../../Library/includes/flash.h"
|
|
#include <intrins.h>
|
|
/*********************************************************************************************************************/
|
|
|
|
/***********************************************************************************
|
|
函 数 名：Data_Area_Erase_Sector
|
|
功能描述：擦除数据区空间的一个扇区
|
|
函数说明：
|
|
输 入：unsigned char SectorNumber 扇区号，范围 0-255
|
|
返 回：无
|
|
***********************************************************************************/
|
|
void Data_Area_Sector_Erase(unsigned char SectorNumber)
|
|
{
|
|
unsigned int SectorAddress;
|
|
FSCMD = 0;
|
|
SectorAddress = 0x80*SectorNumber;
|
|
LOCK = CMD_DATA_AREA_UNLOCK; //数据区解锁
|
|
PTSH = (unsigned char)(SectorAddress>>8); //填写扇区地址
|
|
PTSL = (unsigned char)(SectorAddress); //填写扇区地址
|
|
FSCMD = CMD_DATA_AREA_ERASE_SECTOR; //执行擦除扇区操作
|
|
FSCMD = 0;
|
|
LOCK = CMD_FLASH_LOCK; //对FLASH加锁
|
|
}
|
|
/***********************************************************************************
|
|
函 数 名：Data_Area_Write_Byte
|
|
功能描述：向FLASH数据区写入一个字节数据
|
|
输 入：unsigned int Address 数据区空间写入地址
|
|
unsigned char Data 写入数据
|
|
返 回：无
|
|
***********************************************************************************/
|
|
void Data_Area_Write_Byte(unsigned int Address,unsigned char Data)
|
|
{
|
|
FSCMD = 0;
|
|
LOCK = CMD_DATA_AREA_UNLOCK; //数据区解锁
|
|
PTSH = (unsigned char)(Address>>8); //填写高位地址
|
|
PTSL = (unsigned char)Address; //填写低位地址
|
|
FSCMD = CMD_DATA_AREA_WIRTE; //执行写操作
|
|
FSDAT = Data; //装载数据
|
|
FSCMD = 0;
|
|
LOCK = CMD_FLASH_LOCK; //对FLASH加锁
|
|
}
|
|
/***********************************************************************************
|
|
函 数 名：Data_Area_Mass_Write
|
|
功能描述：向FLASH数据区批量写入数据
|
|
输 入：unsigned int wAddress 数据区空间写入起始地址
|
|
unsigned char *pData 数据指针，指向写入数据缓存数组
|
|
unsigned char Length 写入数据长度
|
|
返 回：无
|
|
***********************************************************************************/
|
|
void Data_Area_Mass_Write(unsigned int Address,unsigned char *pData,unsigned int Length)
|
|
{
|
|
unsigned int i;
|
|
FSCMD = 0;
|
|
LOCK = CMD_DATA_AREA_UNLOCK; //数据区解锁
|
|
PTSH = (unsigned char)(Address>>8); //填写高位地址
|
|
PTSL = (unsigned char)Address; //填写低位地址
|
|
FSCMD = CMD_DATA_AREA_WIRTE; //执行写操作
|
|
for(i = 0; i < Length; i++)
|
|
{
|
|
FSDAT = *pData++; //装载数据
|
|
}
|
|
FSCMD = 0;
|
|
LOCK = CMD_FLASH_LOCK; //对FLASH加锁
|
|
}
|
|
/***********************************************************************************
|
|
函 数 名：Data_Area_Read_Byte
|
|
功能描述：从FLASH数据区读出一字节数据
|
|
输 入：unsigned int Address 数据区空间读地址
|
|
返 回：读取的一字节数据
|
|
***********************************************************************************/
|
|
unsigned char Data_Area_Read_Byte(unsigned int Address)
|
|
{
|
|
unsigned char Data_Temp;
|
|
FSCMD = 0;
|
|
LOCK = CMD_DATA_AREA_UNLOCK; //数据区解锁
|
|
PTSH = (unsigned char)(Address>>8); //填写高位地址
|
|
PTSL = (unsigned char)Address; //填写低位地址
|
|
FSCMD = CMD_DATA_AREA_READ; //执行读操作
|
|
Data_Temp = FSDAT;
|
|
FSCMD = 0;
|
|
LOCK = CMD_FLASH_LOCK; //对FLASH加锁
|
|
return Data_Temp;
|
|
}
|
|
/***********************************************************************************
|
|
函 数 名：Data_Area_Mass_Read
|
|
功能描述：从FLASH数据区批量读出数据
|
|
输 入：unsigned int Address 数据区空间读起始地址
|
|
unsigned char *pData 数据指针，指向读出数据缓存数组
|
|
unsigned char Length 读数据长度
|
|
返 回：无
|
|
***********************************************************************************/
|
|
void Data_Area_Mass_Read(unsigned int Address,unsigned char *pData,unsigned int Length)
|
|
{
|
|
unsigned int i;
|
|
FSCMD = 0;
|
|
LOCK = CMD_DATA_AREA_UNLOCK; //数据区解锁
|
|
PTSH = (unsigned char)(Address>>8); //填写高位地址
|
|
PTSL = (unsigned char)Address; //填写低位地址
|
|
FSCMD = CMD_DATA_AREA_READ; //执行读操作
|
|
for(i = 0; i < Length; i++)
|
|
{
|
|
*pData++ = FSDAT;
|
|
}
|
|
FSCMD = 0;
|
|
LOCK = CMD_FLASH_LOCK; //对FLASH加锁
|
|
}
|
|
/***********************************************************************************
|
|
函 数 名：Code_Area_Erase_Sector
|
|
功能描述：擦除程序区空间的一个扇区
|
|
函数说明：
|
|
输 入：unsigned char SectorNumber 扇区号，范围 0-255
|
|
返 回：无
|
|
***********************************************************************************/
|
|
void Code_Area_Sector_Erase(unsigned char SectorNumber)
|
|
{
|
|
unsigned int SectorAddress;
|
|
FSCMD = 0;
|
|
SectorAddress = 0x80*SectorNumber;
|
|
LOCK = CMD_CODE_AREA_UNLOCK; //程序区解锁
|
|
PTSH = (unsigned char)(SectorAddress>>8); //填写扇区地址
|
|
PTSL = (unsigned char)(SectorAddress); //填写扇区地址
|
|
FSCMD = CMD_CODE_AREA_ERASE_SECTOR; //执行擦除扇区操作
|
|
FSCMD = 0;
|
|
LOCK = CMD_FLASH_LOCK; //对FLASH加锁
|
|
}
|
|
/***********************************************************************************
|
|
函 数 名：Code_Area_Write_Byte
|
|
功能描述：向FLASH程序区写入一个字节数据
|
|
输 入：unsigned int Address 程序区空间写入地址
|
|
unsigned char Data 写入数据
|
|
返 回：无
|
|
***********************************************************************************/
|
|
void Code_Area_Write_Byte(unsigned int Address,unsigned char Data)
|
|
{
|
|
FSCMD = 0;
|
|
LOCK = CMD_CODE_AREA_UNLOCK; //数据区解锁
|
|
PTSH = (unsigned char)(Address>>8); //填写高位地址
|
|
PTSL = (unsigned char)Address; //填写低位地址
|
|
FSCMD = CMD_CODE_AREA_WRITE; //执行写操作
|
|
FSDAT = Data; //装载数据
|
|
FSCMD = 0;
|
|
LOCK = CMD_FLASH_LOCK; //对FLASH加锁
|
|
}
|
|
/***********************************************************************************
|
|
函 数 名：Code_Area_Mass_Write
|
|
功能描述：向FLASH程序区批量写入数据
|
|
输 入：unsigned int Address 程序区空间写入起始地址
|
|
unsigned char *pData 数据指针，指向写入数据缓存数组
|
|
unsigned char Length 写入数据长度
|
|
返 回：无
|
|
***********************************************************************************/
|
|
void Code_Area_Mass_Write(unsigned int Address,unsigned char *pData,unsigned int Length)
|
|
{
|
|
unsigned int i;
|
|
FSCMD = 0;
|
|
LOCK = CMD_CODE_AREA_UNLOCK; //数据区解锁
|
|
PTSH = (unsigned char)(Address>>8); //填写高位地址
|
|
PTSL = (unsigned char)Address; //填写低位地址
|
|
FSCMD = CMD_CODE_AREA_WRITE; //执行写操作
|
|
for(i = 0; i < Length; i++)
|
|
{
|
|
FSDAT = *pData++; //装载数据
|
|
}
|
|
FSCMD = 0;
|
|
LOCK = CMD_FLASH_LOCK; //对FLASH加锁
|
|
}
|
|
/***********************************************************************************
|
|
函 数 名：Code_Area_Read_Byte
|
|
功能描述：从FLASH程序区读出一字节数据
|
|
输 入：unsigned int Address 程序区空间读地址
|
|
返 回：读取的一字节数据
|
|
***********************************************************************************/
|
|
unsigned char Code_Area_Read_Byte(unsigned int Address)
|
|
{
|
|
unsigned char Data_Temp;
|
|
FSCMD = 0;
|
|
LOCK = CMD_CODE_AREA_UNLOCK; //数据区解锁
|
|
PTSH = (unsigned char)(Address>>8); //填写高位地址
|
|
PTSL = (unsigned char)Address; //填写低位地址
|
|
FSCMD = CMD_CODE_AREA_READ; //执行读操作
|
|
Data_Temp = FSDAT;
|
|
FSCMD = 0;
|
|
LOCK = CMD_FLASH_LOCK; //对FLASH加锁
|
|
return Data_Temp;
|
|
}
|
|
/***********************************************************************************
|
|
函 数 名： Code_Area_Mass_Read
|
|
功能描述： 从FLASH程序区批量读出数据
|
|
输 入： unsigned int Address 程序区空间读起始地址
|
|
unsigned char *pData 数据指针，指向读出数据缓存数组
|
|
unsigned char Length 读数据长度
|
|
返 回： 无
|
|
***********************************************************************************/
|
|
void Code_Area_Mass_Read(unsigned int Address,unsigned char *pData,unsigned int Length)
|
|
{
|
|
unsigned int i;
|
|
FSCMD = 0;
|
|
LOCK = CMD_CODE_AREA_UNLOCK; //数据区解锁
|
|
PTSH = (unsigned char)(Address>>8); //填写高位地址
|
|
PTSL = (unsigned char)Address; //填写低位地址
|
|
FSCMD = CMD_CODE_AREA_READ; //执行读操作
|
|
for(i = 0; i < Length; i++)
|
|
{
|
|
*pData++ = FSDAT;
|
|
}
|
|
FSCMD = 0;
|
|
LOCK = CMD_FLASH_LOCK; //对FLASH加锁
|
|
}
|
|
|
|
/***********************************************************************************
|
|
函 数 名： GetChipID
|
|
功能描述： 从芯片读出芯片识别码(每个芯片都有唯一的识别码）
|
|
输 入： 无
|
|
返 回： 32位滚码
|
|
***********************************************************************************/
|
|
unsigned long int GetChipID(void)
|
|
{
|
|
unsigned long int ID;
|
|
LOCK = 0x2B;
|
|
FSCMD = 0x80;
|
|
PTSH = 0x00;
|
|
PTSL = 0x00;
|
|
FSCMD = 0x81;
|
|
ID = FSDAT;
|
|
ID *= 256;
|
|
ID |= FSDAT;
|
|
ID *= 256;
|
|
ID |= FSDAT;
|
|
ID *= 256;
|
|
ID |= FSDAT;
|
|
FSCMD = 0;
|
|
LOCK = 0xAA;
|
|
return ID;
|
|
}
|
|
|
|
#endif |