[mw_shl_code=c,true] while(1) { LCD_ShowNum(30,210,num,2,16);//显示读到的字符串 key=KEY_Scan(0); if(key==KEY1_PRES) //KEY1按下,写入STM32 FLASH { LCD_Fill(0,170,239,319,WHITE);//清除半屏 LCD_ShowString(30,170,200,16,16,"Start Write FLASH...."); STMFLASH_Write(FLASH_SAVE_ADDR,(u32*)num,1); LCD_ShowString(30,170,200,16,16,"FLASH Write Finished!");//提示传送完成 } if(key==KEY0_PRES) //KEY0按下,读取字符串并显示 { LCD_ShowString(30,170,200,16,16,"Start Read FLASH.... "); STMFLASH_Read(FLASH_SAVE_ADDR,(u32*)num1,1); LCD_ShowString(30,170,200,16,16,"The Data Readed Is: ");//提示传送完成 LCD_ShowNum(30,190,num1,2,16);//显示读到的字符串 } if(key==KEY2_PRES ) { num++; } i++; delay_ms(10); if(i==20) { LED0=!LED0;//提示系统正在运行 i=0; } } [/mw_shl_code] 只是简单的改动了一下，按下key2 num++，然后写flash，但是每次读出来的都是0
num为要写的内容，num1用来放读出的内容