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/* ... */
#include "main.h"
Includes
USBH_HandleTypeDef hUSBHost;
FW_ApplicationTypeDef Appli_state = APPLICATION_DISCONNECT;
char USBDISKPath[4];
uint32_t JumpAddress;
pFunction Jump_To_Application;
Private variables
static void SystemClock_Config(void);
static void USBH_UserProcess(USBH_HandleTypeDef *phost, uint8_t id);
static void FW_InitApplication(void);
Private function prototypes
/* ... */
int main(void)
{
BSP_PB_Init(BUTTON_KEY, BUTTON_MODE_GPIO);
FLASH_If_FlashUnlock();
if (BSP_PB_GetState(BUTTON_KEY) != GPIO_PIN_RESET)
{
/* ... */
if ((((*(__IO uint32_t*)APPLICATION_ADDRESS) & 0xFF000000 ) == 0x20000000) || \
(((*(__IO uint32_t*)APPLICATION_ADDRESS) & 0xFF000000 ) == 0x10000000))
{
JumpAddress = *(__IO uint32_t*) (APPLICATION_ADDRESS + 4);
Jump_To_Application = (pFunction) JumpAddress;
__set_MSP(*(__IO uint32_t*) APPLICATION_ADDRESS);
Jump_To_Application();
}if ((((*(__IO uint32_t*)APPLICATION_ADDRESS) & 0xFF000000 ) == 0x20000000) || \ (((*(__IO uint32_t*)APPLICATION_ADDRESS) & 0xFF000000 ) == 0x10000000)) { ... }
}if (BSP_PB_GetState(BUTTON_KEY) != GPIO_PIN_RESET) { ... }
/* ... */
HAL_Init();
SystemClock_Config();
FW_InitApplication();
USBH_Init(&hUSBHost, USBH_UserProcess, 0);
USBH_RegisterClass(&hUSBHost, USBH_MSC_CLASS);
USBH_Start(&hUSBHost);
while (1)
{
USBH_Process(&hUSBHost);
FW_UPGRADE_Process();
}while (1) { ... }
}{ ... }
/* ... */
static void FW_InitApplication(void)
{
BSP_LED_Init(LED1);
BSP_LED_Init(LED2);
BSP_LED_Init(LED3);
BSP_LED_Init(LED4);
}{ ... }
/* ... */
static void USBH_UserProcess(USBH_HandleTypeDef *phost, uint8_t id)
{
switch(id)
{
case HOST_USER_SELECT_CONFIGURATION:
break;
case HOST_USER_SELECT_CONFIGURATION:
case HOST_USER_DISCONNECTION:
Appli_state = APPLICATION_DISCONNECT;
if (f_mount(NULL, "", 0) != FR_OK)
{
FatFs_Fail_Handler();
}if (f_mount(NULL, "", 0) != FR_OK) { ... }
if (FATFS_UnLinkDriver(USBDISKPath) != 0)
{
FatFs_Fail_Handler();
}if (FATFS_UnLinkDriver(USBDISKPath) != 0) { ... }
break;
case HOST_USER_DISCONNECTION:
case HOST_USER_CLASS_ACTIVE:
Appli_state = APPLICATION_READY;
break;
case HOST_USER_CLASS_ACTIVE:
case HOST_USER_CONNECTION:
Appli_state = APPLICATION_CONNECT;
break;
case HOST_USER_CONNECTION:
default:
break;default
}switch (id) { ... }
}{ ... }
/* ... */
static void SystemClock_Config(void)
{
RCC_ClkInitTypeDef RCC_ClkInitStruct;
RCC_OscInitTypeDef RCC_OscInitStruct;
__HAL_RCC_PWR_CLK_ENABLE();
/* ... */
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
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 = 25;
RCC_OscInitStruct.PLL.PLLN = 336;
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
RCC_OscInitStruct.PLL.PLLQ = 7;
HAL_RCC_OscConfig(&RCC_OscInitStruct);
/* ... */
RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5);
if (HAL_GetREVID() >= 0x1001)
{
__HAL_FLASH_PREFETCH_BUFFER_ENABLE();
}if (HAL_GetREVID() >= 0x1001) { ... }
}{ ... }
#ifdef USE_FULL_ASSERT
/* ... */
void assert_failed(uint8_t* file, uint32_t line)
{
/* ... */
while (1)
{
}while (1) { ... }
}assert_failed (uint8_t* file, uint32_t line) { ... }
/* ... */#endifPrivate functions