int main(void)
{
//code tested on Xmega32A4U
PORTA.DIR = 0xFF; //port A as output for indication in a led on pin 1
//Configures interrupt 0 input in pin 2 of the port B in falling edge
InterruptConfig(&PORTB,pin,PIN2_bm,PORT_ISC_FALLING_gc,0);
while(1);
}
void Board_main(void)
{
uint8_t i;
uint16_t flash_flag = 0;
uint16_t copy_file_flag = 0;
/* RCC system reset(for debug purpose) */
RCC_DeInit();
/* Enable HSE */
RCC_HSEConfig(RCC_HSE_ON);
/* Wait till HSE is ready */
HSEStartUpStatus = RCC_WaitForHSEStartUp();
if(HSEStartUpStatus == SUCCESS)
{
#if 0
/* Enable Prefetch Buffer */
FLASH_PrefetchBufferCmd(FLASH_PrefetchBuffer_Enable);
FLASH_HalfCycleAccessCmd(FLASH_HalfCycleAccess_Disable);
/* Flash 2 wait state */
FLASH_SetLatency(FLASH_Latency_2);
#else
FLASH_PrefetchBufferCmd(FLASH_PrefetchBuffer_Enable);
FLASH_HalfCycleAccessCmd(FLASH_HalfCycleAccess_Enable);
/* Flash 2 wait state */
/*FLASH_SetLatency(FLASH_Latency_2);*/
FLASH_SetLatency(FLASH_Latency_0); /*abin@ */
#endif
/* HCLK = SYSCLK */
RCC_HCLKConfig(RCC_SYSCLK_Div1);
/* PCLK2 = HCLK */
RCC_PCLK2Config(RCC_HCLK_Div1);
/* PCLK1 = HCLK/2 */
RCC_PCLK1Config(RCC_HCLK_Div2);
#if 0
/* PLLCLK = 8MHz * 9 = 72 MHz */
/*abin:note*/
RCC_PLLConfig(RCC_PLLSource_HSE_Div1, RCC_PLLMul_9);
// RCC_PLLConfig(RCC_PLLSource_HSE_Div1, RCC_PLLMul_8);
/* Enable PLL */
RCC_PLLCmd(ENABLE);
/* Wait till PLL is ready */
while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET)
{
}
/* Select PLL as system clock source */
RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK);
/* Wait till PLL is used as system clock source */
while(RCC_GetSYSCLKSource() != 0x08)
{
}
#else
RCC_PLLCmd(DISABLE);
/* Select HSE as system clock source */
RCC_SYSCLKConfig(RCC_SYSCLKSource_HSE);
/* Wait till PLL is used as system clock source */
while(RCC_GetSYSCLKSource() != 0x04)
{
}
#endif
}
/* Enable GPIOA, GPIOB, and AFIO clocks */
RCC_APB2PeriphClockCmd( RCC_APB2Periph_GPIOA |RCC_APB2Periph_GPIOB| RCC_APB2Periph_AFIO, ENABLE);
/* Enable DMA1 ,DMA2 clock */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1|RCC_AHBPeriph_DMA2, ENABLE);
/* Enable ADC1 ADC2,and GPIOC clock */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1 |RCC_APB2Periph_ADC2| RCC_APB2Periph_GPIOC, ENABLE);
/* Enable PWR and BKP clock */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR | RCC_APB1Periph_BKP, ENABLE);
/* Enable write access to Backup domain */
PWR_BackupAccessCmd(ENABLE);
/* Clear Tamper pin Event(TE) pending flag */
BKP_ClearFlag();
#if ABIN_DEBUG
USART_InitStructure.USART_BaudRate = 115200;
USART_InitStructure.USART_WordLength = USART_WordLength_8b;
USART_InitStructure.USART_StopBits = USART_StopBits_1;
USART_InitStructure.USART_Parity = USART_Parity_No;
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
STM_EVAL_COMInit(COM1, &USART_InitStructure);
/* Output a message on Hyperterminal using printf function */
//sys_printf("\n\r abin 8M is ok moify flash latency :USART Init end \n\r");
#endif
/*------------------- Resources Initialization -----------------------------*/
/* GPIO Configuration */
GPIO_Config();
//sys_printf("\n\r abin mul2 :GPIO_Config \n\r");
#if ABIN_CPU_UPGRADE2HIGHSPEED_OPTION
USB_Plugin_State = GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_14);
if(USB_Plugin_State == 1)
{
//sys_printf("\n\r abin switch to high speed !!\n\r");
UpgradeToHighSpeed();
}
#endif
/* Interrupt Configuration */
InterruptConfig();
/* Configure the systick */
SysTick_Configuration();
/*------------------- Drivers Initialization -------------------------------*/
/* Initialize the Low Power application */
LowPower_Init();
/* Enable WKUP pin */
PWR_WakeUpPinCmd(ENABLE);
/* Allow access to BKP Domain */
PWR_BackupAccessCmd(ENABLE);
RTC_Init();
/* If HSE is not detected at program startup */
if(HSEStartUpStatus == ERROR)
{
/* Generate NMI exception */
SCB->ICSR |= SCB_ICSR_NMIPENDSET;
}
USB_Disconnect_Config();
GPIO_SetBits(USB_DISCONNECT, USB_DISCONNECT_PIN);/*???abin@20100714*/
WakupPin_Init();
//sys_printf("\n\r abin before CheckPowerOnReason\n\r");
CheckPowerOnReason();
//sys_printf("\n\r abin after CheckPowerOnReason\n\r");
Board_ADC_Init();
/*init the flag*/
flash_flag = *(uint16_t *)FLASH_READY_ADDRESS;
if( flash_flag != FLAG_FLASH_READY)
{
//sys_printf("\n\r abin ready to erase flash \n\r");
FLASH_Unlock();
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);
//Erase the 32 page 32K
for(i = 0;i< DATA_PAGES;i++)
{
//sys_printf("\n\r abin ready to erase aa");
FLASH_ErasePage(DATA_LOGGER_ADDRESS_START + i * 1024);/*数据在Page1...page32存放*/
}
FLASH_ErasePage(FLASH_READY_ADDRESS); /*abin@20100715 没添加保护*/
FLASH_ProgramHalfWord(FLASH_READY_ADDRESS , FLAG_FLASH_READY);
FLASH_ErasePage(REOCRD_COUNT_ADDRESS);
FLASH_ProgramHalfWord(REOCRD_COUNT_ADDRESS , 0x0000);
FLASH_Lock();
//sys_printf("\n\r abin mul2 :erase flash end!!!\n\r");
}
//sys_printf("\n\r abin ready to erase flash end \n\r");
USB_Plugin_State = GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_14);
if(USB_Plugin_State == 0)
{
record_count = *(uint16_t *)REOCRD_COUNT_ADDRESS;
if(record_count >= 15428)
{
//Write the full flag
//Do nothing....
while(1)
{
//sys_printf("\n\r sample end !!!!!!!!!!!!!!!!!!!!!\n\r");
Led_One_By_One(4);
/*应该进入standy 模式 abin@20100715*/
}
}
else
{
//sys_printf("\n\r abin ready to add sample count \n\r");
FLASH_Unlock();
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_PGERR | FLASH_FLAG_WRPRTERR);
FLASH_ProgramHalfWord(DATA_LOGGER_ADDRESS_START + record_count * 2, GetTemperature());
//Erase first
FLASH_ErasePage(REOCRD_COUNT_ADDRESS);
//Update the count
record_count = record_count + 1;
FLASH_ProgramHalfWord(REOCRD_COUNT_ADDRESS , record_count);
FLASH_Lock();
//sys_printf("\n\r abin add sample count :end\n\r");
}
//sys_printf("\n\r %000\n\r");
GPIO_SetBits(GPIOA, GPIO_Pin_1);
#if 0
Delay(25);
#else
Delay(5);
#endif
//sys_printf("\n\r %111\n\r");
}
else
{
Enable_SDcard();
/*
if there is usb connect, copy the data to sdcard. and start the mass storage
*/
copy_file_flag = *(uint16_t *)COPY_FILE_ADDRESS;
if(copy_file_flag == FLAG_FILE_COPYED)
{
Write_Copy_File_Flag(FLAG_FILE_NO_COPYED);
USB_Disconnect_Config();
GPIO_SetBits(USB_DISCONNECT, USB_DISCONNECT_PIN);
Delay(10);
GPIO_ResetBits(USB_DISCONNECT, USB_DISCONNECT_PIN);
/* Enable and GPIOD clock */
Mass_Storage_Start ();
while( bDeviceState != CONFIGURED)
{
Led_Both(1);
}
USB_Plugin_State = GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_14);
while( USB_Plugin_State == 1)/* U-DISK success ,then CPU Loop in here*/
{
USB_Plugin_State = GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_14);
Led_One_By_One(1);
//sys_printf("\n\r abin :mul2 u disk !!!\n\r");
}
PowerOff();
Write_Copy_File_Flag(FLAG_FILE_NO_COPYED);
}
else
{
Write_Copy_File_Flag(FLAG_FILE_COPYED);
Led_Green_Flink(3);
NAND_FAT();
CreateDataLoggerFile();
Write_Copy_File_Flag(FLAG_FILE_COPYED);
//sys_printf("\n\r abin :mul2 NAND_FAT!!!\n\r");
}
//sys_printf("\n\r abin :mul2 Disable_SDcard!!!\n\r");
Disable_SDcard();
BKP_WriteBackupRegister(BKP_POWER_ON, FLAG_POWER_OFF);
PWR_EnterSTANDBYMode();
/* Generate a system reset */
//NVIC_SystemReset();
}
//sys_printf("\n\r @111 \n\r");
/* Set the RTC Alarm after 60s */
RTC_SetAlarm(RTC_GetCounter()+ 3);
//sys_printf("\n\r @222:RTC_GetCounter()=0x%x \n\r",RTC_GetCounter());
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
//sys_printf("\n\r @333\n\r");
PWR_EnterSTANDBYMode();
}
/*******************************************************************************
* Function Name : Demo_Init
* Description : Initializes the demonstration application.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void Demo_Init(void)
{
/* RCC system reset(for debug purpose) */
RCC_DeInit();
/* Enable HSE */
RCC_HSEConfig(RCC_HSE_ON);
/* Wait till HSE is ready */
HSEStartUpStatus = RCC_WaitForHSEStartUp();
if(HSEStartUpStatus == SUCCESS)
{
/* Enable Prefetch Buffer */
FLASH_PrefetchBufferCmd(FLASH_PrefetchBuffer_Enable);
/* Flash 2 wait state */
FLASH_SetLatency(FLASH_Latency_2);
/* HCLK = SYSCLK */
RCC_HCLKConfig(RCC_SYSCLK_Div1);
/* PCLK2 = HCLK */
RCC_PCLK2Config(RCC_HCLK_Div1);
/* PCLK1 = HCLK/2 */
RCC_PCLK1Config(RCC_HCLK_Div2);
/* PLLCLK = 8MHz * 9 = 72 MHz */
RCC_PLLConfig(RCC_PLLSource_HSE_Div1, RCC_PLLMul_9);
/* Enable PLL */
RCC_PLLCmd(ENABLE);
/* Wait till PLL is ready */
while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET)
{
}
/* Select PLL as system clock source */
RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK);
/* Wait till PLL is used as system clock source */
while(RCC_GetSYSCLKSource() != 0x08)
{
}
}
/* Enable GPIOA, GPIOB, GPIOC, GPIOD, GPIOE, GPIOF, GPIOG and AFIO clocks */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB |RCC_APB2Periph_GPIOC
| RCC_APB2Periph_GPIOD | RCC_APB2Periph_GPIOE | RCC_APB2Periph_GPIOF | RCC_APB2Periph_GPIOG
| RCC_APB2Periph_AFIO, ENABLE);
/* TIM1 Periph clock enable */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1, ENABLE);
/*------------------- Resources Initialization -----------------------------*/
/* GPIO Configuration */
GPIO_Config();
/* Interrupt Configuration */
InterruptConfig();
/* Configure the systick */
SysTick_Configuration();
/*------------------- Drivers Initialization -------------------------------*/
/* Initialize the LEDs toogling */
LedShow_Init();
/* Initialize the Low Power application */
LowPower_Init();
/* Initialize the LCD */
STM3210E_LCD_Init();
/* Clear the LCD */
LCD_Clear(White);
/* If HSE is not detected at program startup */
if(HSEStartUpStatus == ERROR)
{
/* Generate NMI exception */
SCB->ICSR |= SCB_ICSR_NMIPENDSET;
}
/* Checks the availability of the bitmap files */
CheckBitmapFilesStatus();
/* Display the STM32 introduction */
STM32Intro();
/* Clear the LCD */
LCD_Clear(White);
/* Initialize the Calendar */
Calendar_Init();
/* Enable Leds toggling */
LedShow(ENABLE);
/* Initialize the Low Power application*/
LowPower_Init();
/* Set the LCD Back Color */
LCD_SetBackColor(Blue);
/* Set the LCD Text Color */
LCD_SetTextColor(White);
/* Initialize the Menu */
Menu_Init();
/* Display the main menu icons */
ShowMenuIcons();
}
