SST25VF080B SPI接口FLASH STM32驱动

矫情吗；* 2022-07-18 01:47 302阅读 0赞

所有的FLASHA 都一样只能从1变0，要想从0变1 只有擦除一个页扇，  SST25VF080B 最小可以擦除4KB的页  速度也不错 50MHz 容量1MB 挺够用的 10万次的擦写寿命。最低2.7V 就可正常工作。

Flexible Erase Capability

– Uniform 4 KByte sectors

– Uniform 32 KByte overlay blocks

– Uniform 64 KByte overlay blocks

先记下 这些个7788的命令

[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32]][SST25VF080B SPI_FLASH STM32_ - java - stm32]

SST25VF080B 的各种命令比较繁琐![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 1]

Status Register这个设置写保护多点 我这里只用它的判忙BUSY

[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 2]][SST25VF080B SPI_FLASH STM32_ - java - stm32 2]

一样先配置SPI与GPIO口 上图~~![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 3]

[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 4]][SST25VF080B SPI_FLASH STM32_ - java - stm32 4]

[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 5]][SST25VF080B SPI_FLASH STM32_ - java - stm32 5]

在这也就是CE有用片选嘛~~

\#define SST\_SELECT() GPIO\_ResetBits(GPIOC, GPIO\_Pin\_13) /\* SST CS = L \*/   
\#define SST\_DESELECT() GPIO\_SetBits(GPIOC, GPIO\_Pin\_13)  /\* SST CS = H \*/

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
\*\*函数名:FLASH\_SPI\_Config  
\*\*功能:初始化串行FLASH的SPI接口  
\*\*注意事项:串行FLASH使用了SPI1接口  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
void FLASH\_SPI\_Config(void)  
\{  
SPI\_InitTypeDef SPI\_InitStructure;  
GPIO\_InitTypeDef GPIO\_InitStructure;

RCC\_APB2PeriphClockCmd(RCC\_APB2Periph\_GPIOC |  
RCC\_APB2Periph\_AFIO |  
RCC\_APB2Periph\_SPI1,  
ENABLE);

/\* SCK, MISO and MOSI A5=CLK,A6=MISO,A7=MOSI\*/  
GPIO\_InitStructure.GPIO\_Pin = GPIO\_Pin\_5 | GPIO\_Pin\_6 | GPIO\_Pin\_7;  
GPIO\_InitStructure.GPIO\_Speed = GPIO\_Speed\_50MHz;  
GPIO\_InitStructure.GPIO\_Mode = GPIO\_Mode\_AF\_PP;  
GPIO\_Init(GPIOA, &GPIO\_InitStructure);

/\* PC.13 作片选\*/  
GPIO\_SetBits(GPIOC, GPIO\_Pin\_13); //预置为高  
 GPIO\_InitStructure.GPIO\_Pin = GPIO\_Pin\_13;  
GPIO\_InitStructure.GPIO\_Speed = GPIO\_Speed\_50MHz;  
GPIO\_InitStructure.GPIO\_Mode = GPIO\_Mode\_Out\_PP;  
GPIO\_Init(GPIOC, &GPIO\_InitStructure);

/\* SPI1 configuration \*/  
SPI\_Cmd(SPI1, DISABLE);  //必须先禁能,才能改变MODE  
SPI\_InitStructure.SPI\_Direction = SPI\_Direction\_2Lines\_FullDuplex; //两线全双工  
SPI\_InitStructure.SPI\_Mode = SPI\_Mode\_Master;  //主  
SPI\_InitStructure.SPI\_DataSize = SPI\_DataSize\_8b; //8位  
SPI\_InitStructure.SPI\_CPOL = SPI\_CPOL\_Low; //CPOL=0 时钟悬空低  
SPI\_InitStructure.SPI\_CPHA = SPI\_CPHA\_1Edge; //CPHA=0 数据捕获第1个  
SPI\_InitStructure.SPI\_NSS = SPI\_NSS\_Soft; //软件NSS  
SPI\_InitStructure.SPI\_BaudRatePrescaler = SPI\_BaudRatePrescaler\_2; //2分频=36M SST25VF说是50M没事  
SPI\_InitStructure.SPI\_FirstBit = SPI\_FirstBit\_MSB;  //高位在前  
SPI\_InitStructure.SPI\_CRCPolynomial = 7; //CRC7 我不解的是如果出错要如何处理  
  
SPI\_Init(SPI1, &SPI\_InitStructure);  
 //SPI\_SSOutputCmd(SPI1, ENABLE); //使能NSS脚可用 我这就一个SPI 器件  
SPI\_Cmd(SPI1, ENABLE);  
  
\}

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
\*\*函数名:SPIByte  
\*\*功能:读写SPI总线  
\*\*注意事项:对于SPI来说，主机的读也需要先写，  
\*\*使用此函数，读的时候建议参数设置为0xff，写的时候则写参数.这里使用直接操作寄存器的办法实现SPI硬件层读写,是为了加快速写速度 在说LCD 的时候我用的就是库函数 比如

SPI\_I2S\_SendData SPI\_I2S\_ReceiveData SPI\_I2S\_GetFlagStatus  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
static u8 SPIByte(u8 byte)  
\{  
 /\*等待发送寄存器空\*/  
while((SPI1->SR & SPI\_I2S\_FLAG\_TXE)==RESET);  
 /\*发送一个字节\*/  
 SPI1->DR = byte;  
 /\* 等待接收寄存器有效\*/  
while((SPI1->SR & SPI\_I2S\_FLAG\_RXNE)==RESET);  
return(SPI1->DR);  
\}

[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 6]][SST25VF080B SPI_FLASH STM32_ - java - stm32 6]

//咱用模式0

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
\*\*函数名:SSTCmd1/2/4  
\*\*功能:写一个SST命令/写一个命令后接一个数据/写一个命令后再写3个数据  
\*\*注意事项:这是一个完整的单命令操作，不返回  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
void SSTCmd1(u8 cmd)  
\{  
SST\_SELECT();  
SPIByte(cmd);  
SST\_DESELECT();  
\}

void SSTCmd2(u8 cmd,u8 data)  
\{  
SST\_SELECT();  
SPIByte(cmd);  
SPIByte(data);  
SST\_DESELECT();  
\}

void SSTCmd4(u8 cmd,u8 \*addr)  
\{  
SST\_SELECT();  
SPIByte(cmd); //首命令  
 SPIByte(\*addr++);  
SPIByte(\*addr++);  
SPIByte(\*addr);  
SST\_DESELECT();  
\}

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
\*\*函数名:SSTCmdb1b/SSTCmd4bs  
\*\*功能:写一个SST命令，返回1字节数据/写1个命令字，3个地址字，返回多个字节  
\*\*更多使用在读出上的  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
u8 SSTCmdb1b(u8 cmd)  
\{  
u8 tmp;  
SST\_SELECT();  
SPIByte(cmd);  
tmp=SPIByte(0xff);  
SST\_DESELECT();  
return(tmp);  
\}  
void SSTCmd4bs(u8 cmd,u8\* addr,u8\* data,u32 no)  
\{  
SST\_SELECT();  
SPIByte(cmd); //首命令  
 SPIByte(\*addr++);  
SPIByte(\*addr++);  
SPIByte(\*addr);  
for(;no>0;no--)  
\{  
\*data++=SPIByte(0xff);  
\}  
SST\_DESELECT();  
\}

//命令时序复杂啊~~当然了我这为了求全都写出来了

常用的芯片功能

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
SST25WREN 允许写功能  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
void SST25WREN(void)  
\{  
SSTCmd1(0x06);  
\}

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
SST25WRDI 屏蔽写功能  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
void SST25WRDI(void)  
\{  
SSTCmd1(0x04);  
\}

[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 7]][SST25VF080B SPI_FLASH STM32_ - java - stm32 7]

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
SST25BY 检测忙  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
u8 SST25BY(void)  
\{  
u8 sta;  
sta=SSTCmdb1b(0x05);  
return(sta&0x01);  
\}

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
SST25WPEN 允许软件写保护  
注意事项:25的写入比较繁琐，建议在每次操作前都取消掉写保护，操作完成后则重新允许写保护  
[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 8]][SST25VF080B SPI_FLASH STM32_ - java - stm32 8]

\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
void SST25WPEN(void)  
\{  
u8 sta;  
sta=SSTCmdb1b(0x05)|0x1c; //读出寄存器并加入保护位  
 SSTCmd1(0x50);  //允许写Status Register  
 SSTCmd2(0x01,sta);  
\}

//先消除保护位，再允许写位  
void SST25WriteEn(void)  
\{  
u8 sta;  
sta=SSTCmdb1b(0x05)&(~0x1c); //读出寄存器并消除保护位  
SSTCmd1(0x50); //允许写寄存器Status Register  
SSTCmd2(0x01,sta); //写寄存器  
 SSTCmd1(0x06); //允许写  
\}

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*寄存器Status Register\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/

[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 9]][SST25VF080B SPI_FLASH STM32_ - java - stm32 9]

就是这样实现写保护。

[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 10]][SST25VF080B SPI_FLASH STM32_ - java - stm32 10]

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
SST25ReadID 读取SST的ID 这个功能 呵呵不用多说~当然单纯的读写操作肯定用不上  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
u16 SST25ReadID(void)  
\{  
u8 id\[3\];  
u8 addr\[3\]=\{0,0,0\};  
  
SSTCmd4bs(0x90,addr,id,3);  
return((id\[0\]<<8)+id\[1\]);  
\}

[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 11]][SST25VF080B SPI_FLASH STM32_ - java - stm32 11]

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
SST25ChipErase 刷除CHIP  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
void SST25ChipErase(void)  
\{  
SST25WriteEn();  
SSTCmd1(0x60);  
while(SST25BY());  
SST25WPEN();  
\}

[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 12]][SST25VF080B SPI_FLASH STM32_ - java - stm32 12]

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
SST25SectorErase 刷扇区 用的是4kb大小 假如地址在0~4095 之间那么这之间的地址都会刷除

当然我给 4096 的话4096到4096+4095 之间都会刷掉  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
void SST25SectorErase(u32 addr)  
\{  
u8 ad\[3\];  
ad\[0\]=(addr>>16)&0xff;  
ad\[1\]=(addr>>8)&0xff;  
ad\[2\]=addr&0xff;  
  
  
SST25WriteEn();  
  
SST\_SELECT();  
SPIByte(0x20);  
SPIByte(ad\[0\]);  
SPIByte(ad\[1\]);  
SPIByte(ad\[2\]);  
SST\_DESELECT();  
  
while(SST25BY());  
// SST25WPEN();  
\}

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
SST25ByteProgram 写一个字节\*注意在此前要调用取消写保护,实际写应使用AAI,此函数在AAI中调用，用于写奇数个字节  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
void SST25ByteProgram(u32 addr,u8 byte)  
\{  
u8 ad\[3\];  
ad\[0\]=(addr>>16)&0xff;  
ad\[1\]=(addr>>8)&0xff;  
ad\[2\]=addr&0xff;

SST\_SELECT();  
SPIByte(0x02);  
SPIByte(ad\[0\]);  
SPIByte(ad\[1\]);  
SPIByte(ad\[2\]);  
SPIByte(byte);  
SST\_DESELECT();  
while(SST25BY());  
\}

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
SST25Write 写多个字节  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
void SST25Write(u32 addr,u8\* p\_data,u32 no)  
\{  
u8 ad\[3\];  
u32 cnt;  
if(no==0)  
return;  
  
SST25WriteEn();  
  
if(no==1) //no<2则应使用普通单字节方式  
\{  
SST25ByteProgram(addr,\*p\_data);  
 // SST25WPEN();  
\}  
else  
\{  
cnt=no;  
  
ad\[2\]=(addr>>16)&0xff;  
ad\[1\]=(addr>>8)&0xff;  
ad\[0\]=addr&0xff;  
  
SST\_SELECT();  
SPIByte(0xad);  
SPIByte(ad\[2\]);  
SPIByte(ad\[1\]);  
SPIByte(ad\[0\]);  
SPIByte(\*p\_data++);  
SPIByte(\*p\_data++);  
SST\_DESELECT();  
cnt-=2;  
while(SST25BY()); //判忙  
  
 //中间的双字节写  
for(;cnt>1;cnt-=2)  
\{  
SST\_SELECT();  
SPIByte(0xad);  
SPIByte(\*p\_data++);  
SPIByte(\*p\_data++);  
SST\_DESELECT();  
while(SST25BY()); //判忙  
 \}  
SST25WRDI(); //WRDI用于退出AAI写模式 所谓AAI 就是地址自动加  
  
//如果有最后一个字节(no为奇数）  
 if(cnt==1)  
\{  
SST25WriteEn();  
SST25ByteProgram(addr+no-1,\*p\_data);  
\}  
\}  
SST25WPEN();//WP保护  
\}

[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 13]][SST25VF080B SPI_FLASH STM32_ - java - stm32 13]

//我们用的是下边这种

[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 14]][SST25VF080B SPI_FLASH STM32_ - java - stm32 14]

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
SST25Read 高速读 对于后续带5的芯片，可调用此函数读  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
void SST25Read(u32 addr,u8\* p\_data,u32 no)  
\{  
SST\_SELECT();

SPIByte(0x0b);  
SPIByte(addr>>16);  
SPIByte(addr>>8);  
SPIByte(addr);  
SPIByte(0xff);

for(;no>0;no--)  
\*p\_data++=SPIByte(0xff);  
SST\_DESELECT();  
\}

/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
SST25ReadL 低速读  
\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
void SST25ReadL(u32 addr,u8\* p\_data,u32 no)  
\{  
u8 ad\[3\];  
ad\[2\]=(addr>>16)&0xff;  
ad\[1\]=(addr>>8)&0xff;  
ad\[0\]=addr&0xff;  
  
SSTCmd4bs(0x03,ad,p\_data,no);  
\}

[![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 15]][SST25VF080B SPI_FLASH STM32_ - java - stm32 15] [![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 16]][SST25VF080B SPI_FLASH STM32_ - java - stm32 16]

![SST25VF080B SPI接口FLASH STM32驱动 - java - stm32学习日志][SST25VF080B SPI_FLASH STM32_ - java - stm32 17]好了 所有的底层读写都做好了~！

后面~~

SST25SectorErase(0); //擦除 0~4095 地址之间的数据

SST25Write(addr,db\_sst1,64); //往addr 写入db\_sst164个字节  
 SST25Read(addr,db\_sst1,64); // 从addr读64个字节到db\_sst1

**就这些接口常用了~~~**

[SST25VF080B SPI_FLASH STM32_ - java - stm32]: /images/20220717/1843de2999d748fa86cd185aa05d7b71.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 1]: /images/20220717/20ad24147e204d4c9f002e2ade1b755f.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 2]: /images/20220717/78c6cac2ec664d60acf4d82a29d86633.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 3]: /images/20220717/3bb5d179ac3943279fccc033b24de725.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 4]: http://img.bimg.126.net/photo/VMWqDDjuFSCfBRXeFr-YYg==/2856126588684651580.jpg
[SST25VF080B SPI_FLASH STM32_ - java - stm32 5]: /images/20220717/8dcc9a66fd0f4873a87ae321f89c526f.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 6]: /images/20220717/e9684a0bad4f4e579bfa8720226413e9.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 7]: /images/20220717/6ac05cd490264ec9bcf3cc486c044eef.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 8]: /images/20220717/1fa109365088407298f91e7dff8c615a.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 9]: /images/20220717/55ac75154c344a97bf6a51739e3d64e5.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 10]: /images/20220717/2d7610c12cbe4667affa02db6e664e2c.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 11]: /images/20220717/57b142594dea4a48ab95641a2972227a.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 12]: /images/20220717/c9d2c29831624b2c81fbe0d12dc98db4.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 13]: /images/20220717/6bf8f6cce4eb423c887d07e18ddf376a.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 14]: /images/20220717/49f0347303274367ade0e52bab030ae5.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 15]: http://img.bimg.126.net/photo/zdxZW4FiQpFo7d0YzLONug==/3133942390697025317.jpg
[SST25VF080B SPI_FLASH STM32_ - java - stm32 16]: /images/20220717/2236cb912ae242d49f33ebae7872fd90.png
[SST25VF080B SPI_FLASH STM32_ - java - stm32 17]: /images/20220717/a8ce12ce7887449598ddcb3c17b2b04b.png