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(); }