210 lines
4.3 KiB
C
210 lines
4.3 KiB
C
#include "sys.h"
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#include "delay.h"
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#include "usart.h"
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#include "led.h"
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#include "key.h"
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#include "LCD.h"
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#include "Dis_Picture.h"
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#include "Text.h"
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#include "GBK_LibDrive.h"
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#include "mpu.h"
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#include "malloc.h"
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#include "w25qxx.h"
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#include "sdmmc_sdcard.h"
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#include "usbd_core.h"
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#include "usbd_desc.h"
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#include "usbd_msc.h"
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#include "usbd_storage.h"
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/*************************************************************************/
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//USB读卡器(Slave) 实验
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//STM32H7工程模板-HAL库函数版本
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//DevEBox 大越创新
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//淘宝店铺：mcudev.taobao.com
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//淘宝店铺：shop389957290.taobao.com
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/*************************************************************************/
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USBD_HandleTypeDef USBD_Device;
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extern PCD_HandleTypeDef hpcd;
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extern vu8 USB_STATUS_REG; //USB状态
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extern vu8 bDeviceState; //USB连接 情况
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u8 tbuf[32];
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int main(void)
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{
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u8 offline_cnt=0;
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u8 tct=0;
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u8 USB_STA;
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u8 Divece_STA;
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uint64_t CardCap; //SD卡容量
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Cache_Enable(); //打开L1-Cache
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Stm32_Clock_Init(160,5,2,4); //设置时钟,400Mhz
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HAL_Init(); //初始化HAL库
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delay_init(400); //延时初始化
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uart_init(115200); //串口初始化
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LED_Init(); //初始化LED
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KEY_Init(); //初始化按键
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MPU_Memory_Protection(); //保护相关存储区域
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LCD_Init(); //初始化2.0寸 240x320 高清屏 LCD显示
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GBK_Lib_Init(); //硬件GBK字库初始化--(如果使用不带字库的液晶屏版本，此处可以屏蔽，不做字库初始化）
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LCD_Clear(WHITE); //清屏
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W25QXX_Init();
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my_mem_init(SRAMIN); //初始化内部内存池
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// my_mem_init(SRAMEX); //初始化外部内存池
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my_mem_init(SRAMDTCM); //初始化CCM内存池
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Draw_Font16B(16,10,RED," STM32H750 USB Card ");
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Draw_Font16B(16,30,BLUE," 嵌入式开发网 ");
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Draw_Font16B(16,50,BLUE," mcudev.taobao.com ");
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if(W25QXX_ReadID()!=W25Q64)
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Draw_Font16B(16,70,RED,"W25Q64 Error!"); //检测W25Q128错误
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else //SPI FLASH 正常
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{
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Draw_Font16B(16,70,BLUE,"SPI FLASH Size:8MB");
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}
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if(SD_Init())
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Draw_Font16B(16,90,RED,"SD Card Error!"); //检测SD卡错误
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else //SD 卡正常
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{
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CardCap=(uint64_t)(SDCardInfo.LogBlockNbr)*(uint64_t)(SDCardInfo.LogBlockSize); //计算SD卡容量
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sprintf((char*)tbuf,"SD Card Size: %u MB",CardCap>>20); //显示无符号十进制整数
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Draw_Font16B(16,90,BLUE,tbuf); //显示存储卡容量
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}
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USBD_Init(&USBD_Device,&MSC_Desc,0); //初始化USB
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USBD_RegisterClass(&USBD_Device,USBD_MSC_CLASS); //添加类
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USBD_MSC_RegisterStorage(&USBD_Device,&USBD_DISK_fops); //为MSC类添加回调函数
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USBD_Start(&USBD_Device); //开启USB
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HAL_PWREx_EnableUSBVoltageDetector();
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delay_ms(1800);
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while(1)
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{
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if(USB_STA!=USB_STATUS_REG)//状态改变了
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{
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if(USB_STATUS_REG&0x01)//正在写
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{
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Draw_Font16B(16,130,BLUE,"USB Writing...");//提示USB正在写入数据
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}
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if(USB_STATUS_REG&0x02)//正在读
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{
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Draw_Font16B(16,130,BLUE,"USB Reading...");//提示USB正在读出数据
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}
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if(USB_STATUS_REG&0x04)
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Draw_Font16B(16,170,RED,"USB Write Err ");//提示写入错误
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else
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Draw_Font16B(16,170,BLUE," ");//提示写入错误//清除显示
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if(USB_STATUS_REG&0x08)
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Draw_Font16B(16,190,RED,"USB Read Err ");//提示读出错误
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else
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Draw_Font16B(16,190,BLUE," ");//提示写入错误//清除显示
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USB_STA=USB_STATUS_REG;//记录最后的状态
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}
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if(Divece_STA!=bDeviceState)
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{
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if(bDeviceState==1)
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Draw_Font16B(16,150,BLUE,"USB Connected ");//提示USB连接已经建立
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else
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Draw_Font16B(16,150,BLUE,"USB DisConnected ");//提示USB被拔出了
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Divece_STA=bDeviceState;
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}
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tct++;
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if(tct==200)
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{
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tct=0;
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LED2_Toggle;//提示系统在运行
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if(USB_STATUS_REG&0x10)
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{
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offline_cnt=0;//USB连接了,则清除offline计数器
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bDeviceState=1;
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}
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else//没有得到轮询
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{
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offline_cnt++;
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if(offline_cnt>10)bDeviceState=0;//2s内没收到在线标记,代表USB被拔出了
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}
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USB_STATUS_REG=0;
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}
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}
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}
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/*************************************************************************/
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//USB读卡器(Slave) 实验
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//STM32H7工程模板-HAL库函数版本
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//DevEBox 大越创新
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//淘宝店铺：mcudev.taobao.com
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//淘宝店铺：shop389957290.taobao.com
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/*************************************************************************/
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