Touchgfx 编写下载算法文件(.stldr)
一)下载算法文件主要参考官方的STM32 ST-LINK Utility模板:(文件所在位置如下:)
C:\Program Files (x86)\STMicroelectronics\STM32 ST-LINK Utility\ST-LINK Utility\ExternalLoader\M25P64_STM3210E-EVAL\Project\MDK-ARM
1)创建文件夹:KY_W25Q512,里面包含三个文件夹:
(1)HARDWARE 底层驱动文件夹
(2)OBJ 中间输出文件夹
(3)USER 用户入口文件夹
2)创建KEIL5项目工程,工程名称:KY_W25Q512,保存到USER文件夹中。
3)选择芯片:
4)进行工程管理分组:
5)把输出文件定位到OBJ目录
6)listing也输出到OBJ文件夹:
7)C/C++选型中,填写:STM32F429xx
二)编写具体驱动文件,这里我有在附件里上传。
1)把SPI、USART、W25QXX三个文件夹拷贝到HARDWARE文件夹中;
2)把 sys文件夹下的文件sys.c和sys.h拷贝到USER文件夹中;
3)删除USER目录下不用的两个文件夹:
4)添加两个官方模板文件到USER文件夹内:
模板文件分别是:
位于:
C:\Program Files (x86)\STMicroelectronics\STM32 ST-LINK Utility\ST-LINK Utility\ExternalLoader\M25P64_STM3210E-EVAL\Sources\Loader_Files
5)添加头文件Dev_Inf.h到USER文件夹,此头文件位置:C:\Program Files (x86)\STMicroelectronics\STM32 ST-LINK Utility\ST-LINK Utility\ExternalLoader\M25P64_STM3210E-EVAL\Includes
6)拷贝文件夹CMSIS_Files到KY_W25Q512文件夹根目录下:
CMSIS_Files的位置:C:\Program Files (x86)\STMicroelectronics\STM32 ST-LINK Utility\ST-LINK Utility\ExternalLoader\M25P64_STM3210E-EVAL\Includes
7)添加分散加载文件Target.lin,并改后缀名称为:“Target.sct”到USER文件夹中。文件位置:C:\Program Files (x86)\STMicroelectronics\STM32 ST-LINK Utility\ST-LINK Utility\ExternalLoader\M25P64_STM3210E-EVAL\Project\MDK-ARM
8)设置分散加载文件到工程中:
9)把上面步骤准备好的文件,增加头文件和源文件到工程中进行编译,如图:
10)修改分散加载文件Target.sct:
FLASH_LOADER 0x20000004 PI ; FlashLoader Functions
{
PrgCode +0 ABSOLUTE ; Code
{
* (+RO)
}
PrgData +0 ; Data
{
* (+RW,+ZI)
}
}
DEVICE_INFO +0 ; Device Info
{
DevInfo +0 ; Info structure
{
dev_inf.o
}
}
三)主要文件内容展示
1)"Dev_Inf.h"文件
#include "sys.h"
#include "usart.h"
#include "w25qxx.h"
#include "Dev_Inf.h"
#define DEBUG 1
int Init (void)
{
SystemInit();
Sys_Clock_Set(360,25,2,8);//180MHZ的主频
#if(DEBUG)
uart_init(90,115200);
#endif
W25QXX_Init();
#if(DEBUG)
printf("Init\r\n");
#endif
return 1;
}
int Read (uint32_t Address, uint32_t Size, uint8_t* buffer)
{
W25QXX_Read(buffer,Address-FLASH_START_ADDR,Size);
#if(DEBUG)
printf("Read addr:%x size:%x\r\n",Address,Size);
#endif
return 1;
}
int Write (uint32_t Address, uint32_t Size, uint8_t* buffer)
{
W25QXX_Write_NoCheck(buffer,Address-FLASH_START_ADDR,Size);
#if(DEBUG)
printf("Write addr:%x size:%x\r\n",Address,Size);
#endif
return 1;
}
int MassErase (void)
{
W25QXX_Erase_Chip();
#if(DEBUG)
printf("MassErase\r\n");
#endif
return 1;
}
int SectorErase (uint32_t EraseStartAddress ,uint32_t EraseEndAddress)
{
EraseStartAddress -= FLASH_START_ADDR;
EraseEndAddress -= FLASH_START_ADDR;
EraseStartAddress /= FLASH_SECTOR_SIZE;//得到起始的扇区编号
EraseEndAddress /= FLASH_SECTOR_SIZE;
for(;EraseStartAddress<=EraseEndAddress;EraseStartAddress++)
{
W25QXX_Erase_Sector(EraseStartAddress);
#if(DEBUG)
printf("SectorErase %d\r\n",EraseStartAddress);
#endif
}
return 1;
}
uint32_t CheckSum(uint32_t StartAddress, uint32_t Size, uint32_t InitVal)
{
return 1;
}
uint64_t Verify (uint32_t MemoryAddr, uint32_t RAMBufferAddr, uint32_t Size, uint32_t missalignement)
{
return 1;
}
2)loader_Src.c
#include "sys.h"
#include "usart.h"
#include "w25qxx.h"
#include "Dev_Inf.h"
#define DEBUG 1
int Init (void)
{
SystemInit();
Sys_Clock_Set(360,25,2,8);//180MHZ的主频
#if(DEBUG)
uart_init(90,115200);
#endif
W25QXX_Init();
#if(DEBUG)
printf("Init\r\n");
#endif
return 1;
}
int Read (uint32_t Address, uint32_t Size, uint8_t* buffer)
{
W25QXX_Read(buffer,Address-FLASH_START_ADDR,Size);
#if(DEBUG)
printf("Read addr:%x size:%x\r\n",Address,Size);
#endif
return 1;
}
int Write (uint32_t Address, uint32_t Size, uint8_t* buffer)
{
W25QXX_Write_NoCheck(buffer,Address-FLASH_START_ADDR,Size);
#if(DEBUG)
printf("Write addr:%x size:%x\r\n",Address,Size);
#endif
return 1;
}
int MassErase (void)
{
W25QXX_Erase_Chip();
#if(DEBUG)
printf("MassErase\r\n");
#endif
return 1;
}
int SectorErase (uint32_t EraseStartAddress ,uint32_t EraseEndAddress)
{
EraseStartAddress -= FLASH_START_ADDR;
EraseEndAddress -= FLASH_START_ADDR;
EraseStartAddress /= FLASH_SECTOR_SIZE;//得到起始的扇区编号
EraseEndAddress /= FLASH_SECTOR_SIZE;
for(;EraseStartAddress<=EraseEndAddress;EraseStartAddress++)
{
W25QXX_Erase_Sector(EraseStartAddress);
#if(DEBUG)
printf("SectorErase %d\r\n",EraseStartAddress);
#endif
}
return 1;
}
uint32_t CheckSum(uint32_t StartAddress, uint32_t Size, uint32_t InitVal)
{
return 1;
}
uint64_t Verify (uint32_t MemoryAddr, uint32_t RAMBufferAddr, uint32_t Size, uint32_t missalignement)
{
return 1;
}
3)Dev_Inf.c
#include "Dev_Inf.h"
/* This structure containes information used by ST-LINK Utility to program and erase the device */
#if defined (__ICCARM__)
__root struct StorageInfo const StorageInfo = {
#else
struct StorageInfo const StorageInfo = {
#endif
"KY_W25Q512", // Device Name + version number
SPI_FLASH, // Device Type
FLASH_START_ADDR, // Device Start Address
FLASH_TOTAL_SIZE, // Device Size in Bytes (8MBytes/64Mbits)
FLASH_SECTOR_SIZE, // Programming Page Size 16Bytes
0xFF, // Initial Content of Erased Memory
// Specify Size and Address of Sectors (view example below)
16384, 4096, // Sector Num : 128 ,Sector Size: 64KBytes
0x00000000, 0x00000000
};
- w25qxx.h文件
#ifndef __W25QXX_H
#define __W25QXX_H
#include "sys.h"
#define W25Q80 0XEF13
#define W25Q16 0XEF14
#define W25Q32 0XEF15
#define W25Q64 0XEF16
#define W25Q128 0XEF17
//#define W25Q256 0XEF18
#define W25Q512 0XEF19
#define W25QXX_CS PFout(6) //W25QXX的片选信号
//
//指令表
#define W25X_WriteEnable 0x06
#define W25X_WriteDisable 0x04
#define W25X_ReadStatusReg1 0x05
#define W25X_ReadStatusReg2 0x35
#define W25X_ReadStatusReg3 0x15
#define W25X_WriteStatusReg1 0x01
#define W25X_WriteStatusReg2 0x31
#define W25X_WriteStatusReg3 0x11
#define W25X_ReadData 0x03
#define W25X_FastReadData 0x0B
#define W25X_FastReadDual 0x3B
#define W25X_PageProgram 0x02
#define W25X_BlockErase 0xD8
#define W25X_SectorErase 0x20
#define W25X_ChipErase 0xC7
#define W25X_PowerDown 0xB9
#define W25X_ReleasePowerDown 0xAB
#define W25X_DeviceID 0xAB
#define W25X_ManufactDeviceID 0x90
#define W25X_JedecDeviceID 0x9F
#define W25X_Enable4ByteAddr 0xB7
#define W25X_Exit4ByteAddr 0xE9
void W25QXX_Init(void);
u16 W25QXX_ReadID(void); //读取FLASH ID
u8 W25QXX_ReadSR(u8 regno); //读取状态寄存器
void W25QXX_4ByteAddr_Enable(void); //使能4字节地址模式
void W25QXX_Write_SR(u8 regno,u8 sr); //写状态寄存器
void W25QXX_Write_Enable(void); //写使能
void W25QXX_Write_Disable(void); //写保护
void W25QXX_Write_NoCheck(u8* pBuffer,u32 WriteAddr,u32 NumByteToWrite);
void W25QXX_Read(u8* pBuffer,u32 ReadAddr,u32 NumByteToRead); //读取flash
void W25QXX_Write(u8* pBuffer,u32 WriteAddr,u32 NumByteToWrite);//写入flash
void W25QXX_Erase_Chip(void); //整片擦除
void W25QXX_Erase_Sector(u32 Dst_Addr); //扇区擦除
void W25QXX_Wait_Busy(void); //等待空闲
void W25QXX_PowerDown(void); //进入掉电模式
void W25QXX_WAKEUP(void); //唤醒
#endif
5)w25qxx.c文件
#include "w25qxx.h"
#include "spi.h"
//#define W25QXX_TYPE W25Q256 //默认是W25Q256
#define W25QXX_TYPE W25Q512 //默认是W25Q256
//4Kbytes为一个Sector
//16个扇区为1个Block
//W25Q256
//容量为32M字节,共有512个Block,8192个Sector
//4Kbytes为一个Sector
//16个扇区为1个Block
//W25Q256
//容量为32M字节,共有512个Block,16384个Sector
//初始化SPI FLASH的IO口
void W25QXX_Init(void)
{
u16 type;
u8 temp;
RCC->AHB1ENR|=1<<5; //使能PORTF时钟
GPIO_Set(GPIOF,PIN6,GPIO_MODE_OUT,GPIO_OTYPE_PP,GPIO_SPEED_100M,GPIO_PUPD_PU); //PF6推挽输出
W25QXX_CS=1; //SPI FLASH不选中
SPI5_Init(); //初始化SPI
SPI5_SetSpeed(SPI_SPEED_2); //设置为48M时钟(超频了一点点),高速模式
type=W25QXX_ReadID(); //读取FLASH ID.
if(type==W25Q512) //SPI FLASH为W25Q256
{
temp=W25QXX_ReadSR(3); //读取状态寄存器3,判断地址模式
if((temp&0X01)==0) //如果不是4字节地址模式,则进入4字节地址模式
{
W25QXX_CS=0; //选中
SPI5_ReadWriteByte(W25X_Enable4ByteAddr);//发送进入4字节地址模式指令
W25QXX_CS=1; //取消片选
}
}
}
//读取W25QXX的状态寄存器,W25QXX一共有3个状态寄存器
//状态寄存器1:
//BIT7 6 5 4 3 2 1 0
//SPR RV TB BP2 BP1 BP0 WEL BUSY
//SPR:默认0,状态寄存器保护位,配合WP使用
//TB,BP2,BP1,BP0:FLASH区域写保护设置
//WEL:写使能锁定
//BUSY:忙标记位(1,忙;0,空闲)
//默认:0x00
//状态寄存器2:
//BIT7 6 5 4 3 2 1 0
//SUS CMP LB3 LB2 LB1 (R) QE SRP1
//状态寄存器3:
//BIT7 6 5 4 3 2 1 0
//HOLD/RST DRV1 DRV0 (R) (R) WPS ADP ADS
//regno:状态寄存器号,范:1~3
//返回值:状态寄存器值
u8 W25QXX_ReadSR(u8 regno)
{
u8 byte=0,command=0;
switch(regno)
{
case 1:
command=W25X_ReadStatusReg1; //读状态寄存器1指令
break;
case 2:
command=W25X_ReadStatusReg2; //读状态寄存器2指令
break;
case 3:
command=W25X_ReadStatusReg3; //读状态寄存器3指令
break;
default:
command=W25X_ReadStatusReg1;
break;
}
W25QXX_CS=0; //使能器件
SPI5_ReadWriteByte(command); //发送读取状态寄存器命令
byte=SPI5_ReadWriteByte(0Xff); //读取一个字节
W25QXX_CS=1; //取消片选
return byte;
}
//写W25QXX状态寄存器
void W25QXX_Write_SR(u8 regno,u8 sr)
{
u8 command=0;
switch(regno)
{
case 1:
command=W25X_WriteStatusReg1; //写状态寄存器1指令
break;
case 2:
command=W25X_WriteStatusReg2; //写状态寄存器2指令
break;
case 3:
command=W25X_WriteStatusReg3; //写状态寄存器3指令
break;
default:
command=W25X_WriteStatusReg1;
break;
}
W25QXX_CS=0; //使能器件
SPI5_ReadWriteByte(command); //发送写取状态寄存器命令
SPI5_ReadWriteByte(sr); //写入一个字节
W25QXX_CS=1; //取消片选
}
//W25QXX写使能
//将WEL置位
void W25QXX_Write_Enable(void)
{
W25QXX_CS=0; //使能器件
SPI5_ReadWriteByte(W25X_WriteEnable); //发送写使能
W25QXX_CS=1; //取消片选
}
//W25QXX写禁止
//将WEL清零
void W25QXX_Write_Disable(void)
{
W25QXX_CS=0; //使能器件
SPI5_ReadWriteByte(W25X_WriteDisable); //发送写禁止指令
W25QXX_CS=1; //取消片选
}
//读取芯片ID
//返回值如下:
//0XEF13,表示芯片型号为W25Q80
//0XEF14,表示芯片型号为W25Q16
//0XEF15,表示芯片型号为W25Q32
//0XEF16,表示芯片型号为W25Q64
//0XEF17,表示芯片型号为W25Q128
//0XEF18,表示芯片型号为W25Q256
//0XEF19,表示芯片型号为W25Q512
u16 W25QXX_ReadID(void)
{
u16 Temp = 0;
W25QXX_CS=0;
SPI5_ReadWriteByte(0x90);//发送读取ID命令
SPI5_ReadWriteByte(0x00);
SPI5_ReadWriteByte(0x00);
SPI5_ReadWriteByte(0x00);
Temp|=SPI5_ReadWriteByte(0xFF)<<8;
Temp|=SPI5_ReadWriteByte(0xFF);
W25QXX_CS=1;
return Temp;
}
//读取SPI FLASH
//在指定地址开始读取指定长度的数据
//pBuffer:数据存储区
//ReadAddr:开始读取的地址(最大32bit)
//NumByteToRead:要读取的字节数
void W25QXX_Read(u8* pBuffer,u32 ReadAddr,u32 NumByteToRead)
{
u16 i;
W25QXX_CS=0; //使能器件
SPI5_ReadWriteByte(W25X_ReadData); //发送读取命令
if(W25QXX_TYPE==W25Q512) //如果是W25Q256的话地址为4字节的,要发送最高8位
{
SPI5_ReadWriteByte((u8)((ReadAddr)>>24));
}
SPI5_ReadWriteByte((u8)((ReadAddr)>>16)); //发送24bit地址
SPI5_ReadWriteByte((u8)((ReadAddr)>>8));
SPI5_ReadWriteByte((u8)ReadAddr);
for(i=0;i<NumByteToRead;i++)
{
pBuffer[i]=SPI5_ReadWriteByte(0XFF); //循环读数
}
W25QXX_CS=1;
}
//SPI在一页(0~65535)内写入少于256个字节的数据
//在指定地址开始写入最大256字节的数据
//pBuffer:数据存储区
//WriteAddr:开始写入的地址(最大32bit)
//NumByteToWrite:要写入的字节数(最大256),该数不应该超过该页的剩余字节数!!!
void W25QXX_Write_Page(u8* pBuffer,u32 WriteAddr,u16 NumByteToWrite)
{
u16 i;
W25QXX_Write_Enable(); //SET WEL
W25QXX_CS=0; //使能器件
SPI5_ReadWriteByte(W25X_PageProgram); //发送写页命令
if(W25QXX_TYPE==W25Q512) //如果是W25Q256的话地址为4字节的,要发送最高8位
{
SPI5_ReadWriteByte((u8)((WriteAddr)>>24));
}
SPI5_ReadWriteByte((u8)((WriteAddr)>>16)); //发送24bit地址
SPI5_ReadWriteByte((u8)((WriteAddr)>>8));
SPI5_ReadWriteByte((u8)WriteAddr);
for(i=0;i<NumByteToWrite;i++)SPI5_ReadWriteByte(pBuffer[i]);//循环写数
W25QXX_CS=1; //取消片选
W25QXX_Wait_Busy(); //等待写入结束
}
//无检验写SPI FLASH
//必须确保所写的地址范围内的数据全部为0XFF,否则在非0XFF处写入的数据将失败!
//具有自动换页功能
//在指定地址开始写入指定长度的数据,但是要确保地址不越界!
//pBuffer:数据存储区
//WriteAddr:开始写入的地址(最大32bit)
//NumByteToWrite:要写入的字节数(最大65535)
//CHECK OK
void W25QXX_Write_NoCheck(u8* pBuffer,u32 WriteAddr,u32 NumByteToWrite)
{
u16 pageremain;
pageremain=256-WriteAddr%256; //单页剩余的字节数
if(NumByteToWrite<=pageremain)pageremain=NumByteToWrite;//不大于256个字节
while(1)
{
W25QXX_Write_Page(pBuffer,WriteAddr,pageremain);
if(NumByteToWrite==pageremain)break;//写入结束了
else //NumByteToWrite>pageremain
{
pBuffer+=pageremain;
WriteAddr+=pageremain;
NumByteToWrite-=pageremain; //减去已经写入了的字节数
if(NumByteToWrite>256)pageremain=256; //一次可以写入256个字节
else pageremain=NumByteToWrite; //不够256个字节了
}
};
}
//擦除整个芯片
//等待时间超长...
void W25QXX_Erase_Chip(void)
{
W25QXX_Write_Enable(); //SET WEL
W25QXX_Wait_Busy();
W25QXX_CS=0; //使能器件
SPI5_ReadWriteByte(W25X_ChipErase); //发送片擦除命令
W25QXX_CS=1; //取消片选
W25QXX_Wait_Busy(); //等待芯片擦除结束
}
//擦除一个扇区
//Dst_Addr:扇区地址 根据实际容量设置
//擦除一个扇区的最少时间:150ms
void W25QXX_Erase_Sector(u32 Dst_Addr)
{
//监视falsh擦除情况,测试用
Dst_Addr*=4096;
W25QXX_Write_Enable(); //SET WEL
W25QXX_Wait_Busy();
W25QXX_CS=0; //使能器件
SPI5_ReadWriteByte(W25X_SectorErase); //发送扇区擦除指令
if(W25QXX_TYPE==W25Q512) //如果是W25Q256的话地址为4字节的,要发送最高8位
{
SPI5_ReadWriteByte((u8)((Dst_Addr)>>24));
}
SPI5_ReadWriteByte((u8)((Dst_Addr)>>16)); //发送24bit地址
SPI5_ReadWriteByte((u8)((Dst_Addr)>>8));
SPI5_ReadWriteByte((u8)Dst_Addr);
W25QXX_CS=1; //取消片选
W25QXX_Wait_Busy(); //等待擦除完成
}
//等待空闲
void W25QXX_Wait_Busy(void)
{
while((W25QXX_ReadSR(1)&0x01)==0x01); // 等待BUSY位清空
}
//进入掉电模式
void W25QXX_PowerDown(void)
{
W25QXX_CS=0; //使能器件
SPI5_ReadWriteByte(W25X_PowerDown); //发送掉电命令
W25QXX_CS=1; //取消片选
delay_us(3); //等待TPD
}
//唤醒
void W25QXX_WAKEUP(void)
{
W25QXX_CS=0; //使能器件
SPI5_ReadWriteByte(W25X_ReleasePowerDown); // send W25X_PowerDown command 0xAB
W25QXX_CS=1; //取消片选
delay_us(3); //等待TRES1
}
**四)编译,生成目标文件:**KY_W25Q512.axf,更改后缀名称为:KY_W25Q512.stldr.
此文件就是我们需要的下载算法文件。