/**
  ******************************************************************
  * @file    main.c
  * @author  fire
  * @version V1.0
  * @date    2018-xx-xx
  * @brief   QSPI FLASH基本读写例程
  ******************************************************************
  * @attention
  *
  * 实验平台:野火 STM32H743开发板 
  * 论坛    :http://www.firebbs.cn
  * 淘宝    :http://firestm32.taobao.com
  *
  ******************************************************************
  */  
#include "stm32h7xx.h"
#include "main.h"
#include "./led/bsp_led.h"
#include "./usart/bsp_debug_usart.h"
#include "./flash/bsp_qspi_flash.h" 
#include "./delay/core_delay.h"
#include "usb_device.h"

//读取的ID存储位置
__IO uint32_t DeviceID = 0;
__IO uint32_t FlashID = 0;

// 函数原型声明
void Delay(__IO uint32_t nCount);

uint8_t state = QSPI_ERROR;
/**
  * @brief  主函数
  * @param  无
  * @retval 无
  */
int main(void)
{
	/* 使能指令缓存 */
	SCB_EnableICache();
	/* 使能数据缓存 */
	SCB_EnableDCache();
	/* 系统时钟初始化成480MHz */
	SystemClock_Config();

	/* 开启USB的GPIO引脚时钟 */
	__HAL_RCC_GPIOH_CLK_ENABLE();
	__HAL_RCC_GPIOB_CLK_ENABLE();

	/* LED 端口初始化 */
	LED_GPIO_Config();	
	LED_BLUE;
	
	/* 配置串口1为：115200 8-N-1 */
	DEBUG_USART_Config();

	printf("\r\n这是一个32M串行flash(W25Q256)间接模式读写模拟U盘的实验(QSPI驱动) \r\n");
	
	/* 32M串行flash W25Q256初始化 */
	QSPI_FLASH_Init();
	
	/* 获取 Flash Device ID */
	DeviceID = QSPI_FLASH_ReadDeviceID();
	
	Delay( 200 );
	/* 获取 SPI Flash ID */
	FlashID = QSPI_FLASH_ReadID();
	QSPI_Set_WP_High();
//	/*写状态寄存器*/
	QSPI_FLASH_WriteStatusReg(1,0X00);
	QSPI_FLASH_WriteStatusReg(2,0X00);
	QSPI_FLASH_WriteStatusReg(3,0X61);
	printf("\r\nFlashID is 0x%X,  Manufacturer Device ID is 0x%X\r\n", FlashID, DeviceID);
	printf("\r\nFlash Status Reg1 is 0x%02X,\r\n", QSPI_FLASH_ReadStatusReg(1));	
	printf("\r\nFlash Status Reg2 is 0x%02X,\r\n", QSPI_FLASH_ReadStatusReg(2));
	printf("\r\nFlash Status Reg3 is 0x%02X,\r\n", QSPI_FLASH_ReadStatusReg(3));
	QSPI_Set_WP_TO_QSPI_IO();
	/* 检验 SPI Flash ID */

	MX_USB_DEVICE_Init();
	while(1);  
}

void Delay(__IO uint32_t nCount)
{
  for(; nCount != 0; nCount--);
}

/**
  * @brief  System Clock 配置
  *         system Clock 配置如下: 
	*            System Clock source  = PLL (HSE)
	*            SYSCLK(Hz)           = 480000000 (CPU Clock)
	*            HCLK(Hz)             = 240000000 (AXI and AHBs Clock)
	*            AHB Prescaler        = 2
	*            D1 APB3 Prescaler    = 2 (APB3 Clock  120MHz)
	*            D2 APB1 Prescaler    = 2 (APB1 Clock  120MHz)
	*            D2 APB2 Prescaler    = 2 (APB2 Clock  120MHz)
	*            D3 APB4 Prescaler    = 2 (APB4 Clock  120MHz)
	*            HSE Frequency(Hz)    = 25000000
	*            PLL_M                = 5
	*            PLL_N                = 192
	*            PLL_P                = 2
	*            PLL_Q                = 4
	*            PLL_R                = 2
	*            VDD(V)               = 3.3
	*            Flash Latency(WS)    = 4
  * @param  None
  * @retval None
  */
/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
  /** 启用电源配置更新
  */
  HAL_PWREx_ConfigSupply(PWR_LDO_SUPPLY);
  /** 配置主内稳压器输出电压
  */
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE0);

  while(!__HAL_PWR_GET_FLAG(PWR_FLAG_VOSRDY)) {}
	  
  __HAL_RCC_PLL_PLLSOURCE_CONFIG(RCC_PLLSOURCE_HSE);
  /** 初始化CPU、AHB和APB总线时钟
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = 5;
  RCC_OscInitStruct.PLL.PLLN = 192;
  RCC_OscInitStruct.PLL.PLLP = 2;
  RCC_OscInitStruct.PLL.PLLQ = 4;
  RCC_OscInitStruct.PLL.PLLR = 2;
  RCC_OscInitStruct.PLL.PLLRGE = RCC_PLL1VCIRANGE_2;
  RCC_OscInitStruct.PLL.PLLVCOSEL = RCC_PLL1VCOWIDE;
  RCC_OscInitStruct.PLL.PLLFRACN = 0;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
		while(1);
  }
  /** 初始化CPU、AHB和APB总线时钟
  */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2
                              |RCC_CLOCKTYPE_D3PCLK1|RCC_CLOCKTYPE_D1PCLK1;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.SYSCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_HCLK_DIV2;
  RCC_ClkInitStruct.APB3CLKDivider = RCC_APB3_DIV2;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_APB1_DIV2;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_APB2_DIV2;
  RCC_ClkInitStruct.APB4CLKDivider = RCC_APB4_DIV2;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4) != HAL_OK)
  {
		while(1);
  }

  /* 初始化串口、USB外设时钟 */
  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_USART1|RCC_PERIPHCLK_USB;
  PeriphClkInitStruct.PLL3.PLL3M = 25;
  PeriphClkInitStruct.PLL3.PLL3N = 384;
  PeriphClkInitStruct.PLL3.PLL3P = 2;
  PeriphClkInitStruct.PLL3.PLL3Q = 8;
  PeriphClkInitStruct.PLL3.PLL3R = 2;
  PeriphClkInitStruct.PLL3.PLL3RGE = RCC_PLL3VCIRANGE_0;
  PeriphClkInitStruct.PLL3.PLL3VCOSEL = RCC_PLL3VCOWIDE;
  PeriphClkInitStruct.PLL3.PLL3FRACN = 0;
  PeriphClkInitStruct.Usart16ClockSelection = RCC_USART16CLKSOURCE_PLL3;
  PeriphClkInitStruct.UsbClockSelection = RCC_USBCLKSOURCE_PLL3;
  if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
  {
	LED_RED;
  }
  /** Enable USB Voltage detector 
  */
  HAL_PWREx_EnableUSBVoltageDetector();
}
/****************************END OF FILE***************************/