void RTC_Alarm_IRQHandler()
{
if(RTC_GetITStatus(RTC_IT_ALRA) != RESET)
{
//RTC_AlarmCmd(RTC_Alarm_A, ENABLE);
PWR_RTCAccessCmd(ENABLE); // Доступ в RTC
RTC_ClearITPendingBit(RTC_IT_ALRA);
RTC_ClearFlag(RTC_FLAG_ALRAF);
PWR_RTCAccessCmd(DISABLE);
EXTI_ClearITPendingBit(EXTI_Line17);
//OLED_DrawString_fast(0,0,"alarm",10);
}
/////////////////////////?????????????????????????????????????????????????????????????????????????????????????
if(RTC_GetFlagStatus(RTC_FLAG_ALRAF) != RESET)
{
PWR_RTCAccessCmd(ENABLE);
RTC_ClearFlag(RTC_FLAG_ALRAF);
PWR_RTCAccessCmd(DISABLE);
//f_WakeupToAlarm=1;
curent_cmd = 5;
}
/////////////////////////
}
/**
* @brief This function handles RTC Tamper and Time Stamp interrupts requests.
* @param None
* @retval None
*/
void TAMP_STAMP_IRQHandler(void)
{
if(RTC_GetFlagStatus(RTC_FLAG_TAMP1F) != RESET)
{
/* Tamper 1 detection event occurred */
/* Check if RTC Backup Data registers are cleared */
if(IsBackupRegReset() == 0)
{
/* OK, RTC Backup Data registers are reset as expected */
/* Toggle LED2 */
STM_EVAL_LEDToggle(LED2);
}
else
{
/* RTC Backup Data registers are not reset */
/* Toggle LED4 */
STM_EVAL_LEDToggle(LED4);
}
/* Clear Tamper 1 pin Event pending flag */
RTC_ClearFlag(RTC_FLAG_TAMP1F);
/* Disable Tamper pin 1 */
RTC_TamperCmd(RTC_Tamper_1, DISABLE);
/* Enable Tamper pin */
RTC_TamperCmd(RTC_Tamper_1, ENABLE);
}
}
unsigned int RTC_cfg(void)
{
unsigned int ret;
RTC_DateTypeDef RTC_DateStruct;
RTC_TimeTypeDef RTC_TimeStruct;
ret = 0;
if (RTC_ReadBackupRegister(RTC_BKP_DR1) != 0xA5A5)
{
ret = 1;
/* Allow access to BKP Domain */
PWR_BackupAccessCmd(ENABLE);
/* Reset Backup Domain */
RTC_DeInit();
/* Enable LSE */
RCC_LSEConfig(RCC_LSE_ON);
/* Wait till LSE is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
{}
/* Select LSE as RTC Clock Source */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
/* Enable RTC Clock */
RCC_RTCCLKCmd(ENABLE);
/* Wait for RTC registers synchronization */
RTC_WaitForSynchro();
/* Adjust time */
RTC_DateStruct.RTC_Year = 13;
RTC_DateStruct.RTC_Month = 05;
RTC_DateStruct.RTC_Date = 29;
RTC_DateStruct.RTC_WeekDay = 3;
RTC_TimeStruct.RTC_Hours = 11;
RTC_TimeStruct.RTC_Minutes = 0;
RTC_TimeStruct.RTC_Seconds = 0;
RTC_SetTime(RTC_Format_BIN, &RTC_TimeStruct);
RTC_SetDate(RTC_Format_BIN, &RTC_DateStruct);
RTC_WriteBackupRegister(RTC_BKP_DR1, 0xA5A5);
}
else
{
/* Allow access to BKP Domain */
PWR_BackupAccessCmd(ENABLE);
/* Wait for RTC registers synchronization */
RTC_WaitForSynchro();
while (RTC_GetFlagStatus(RTC_FLAG_RSF) == RESET);
}
return ret;
}
/**
* @brief Main program.
* @param None
* @retval None
*/
int main(void)
{
/* Setup the microcontroller system. Initialize the Embedded Flash Interface,
initialize the PLL and update the SystemFrequency variable. */
SystemInit();
/* Initialize LEDs and Key Button mounted on STM3210X-EVAL board */
STM_EVAL_LEDInit(LED1);
STM_EVAL_LEDInit(LED2);
STM_EVAL_LEDInit(LED3);
STM_EVAL_PBInit(Button_KEY, Mode_EXTI);
/* Enable PWR and BKP clock */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR | RCC_APB1Periph_BKP, ENABLE);
/* Configure EXTI Line to generate an interrupt on falling edge */
EXTI_Configuration();
/* Configure RTC clock source and prescaler */
RTC_Configuration();
/* NVIC configuration */
NVIC_Configuration();
/* Configure the SysTick to generate an interrupt each 1 millisecond */
SysTick_Configuration();
/* Turn on LED1 */
STM_EVAL_LEDOn(LED1);
while (1)
{
/* Insert 1.5 second delay */
Delay(1500);
/* Wait till RTC Second event occurs */
RTC_ClearFlag(RTC_FLAG_SEC);
while(RTC_GetFlagStatus(RTC_FLAG_SEC) == RESET);
/* Alarm in 3 second */
RTC_SetAlarm(RTC_GetCounter()+ 3);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
/* Turn off LED1 */
STM_EVAL_LEDOff(LED1);
/* Request to enter STOP mode with regulator in low power mode*/
PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI);
/* At this stage the system has resumed from STOP mode -------------------*/
/* Turn on LED1 */
STM_EVAL_LEDOn(LED1);
/* Configures system clock after wake-up from STOP: enable HSE, PLL and select
PLL as system clock source (HSE and PLL are disabled in STOP mode) */
SYSCLKConfig_STOP();
}
}
/*******************************************************************************
* Function Name : main
* Description : Main program.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
int main(void)
{
#ifdef DEBUG
debug();
#endif
/* Clock configuration */
RCC_Configuration();
/* Enable PWR and BKP clock */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR | RCC_APB1Periph_BKP, ENABLE);
/* GPIO configuration */
GPIO_Configuration();
/* Configure EXTI Line to generate an interrupt on falling edge */
EXTI_Configuration();
/* Configure RTC clock source and prescaler */
RTC_Configuration();
/* NVIC configuration */
NVIC_Configuration();
/* Configure the SysTick to generate an interrupt each 1 millisecond */
SysTick_Configuration();
/* Turn on led connected to GPIO_LED Pin6 */
GPIO_SetBits(GPIO_LED, GPIO_Pin_6);
while (1)
{
/* Insert 1.5 second delay */
Delay(1500);
/* Wait till RTC Second event occurs */
RTC_ClearFlag(RTC_FLAG_SEC);
while(RTC_GetFlagStatus(RTC_FLAG_SEC) == RESET);
/* Alarm in 3 second */
RTC_SetAlarm(RTC_GetCounter()+ 3);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
/* Turn off led connected to GPIO_LED Pin6 */
GPIO_ResetBits(GPIO_LED, GPIO_Pin_6);
/* Request to enter STOP mode with regulator in low power mode*/
PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI);
/* At this stage the system has resumed from STOP mode -------------------*/
/* Turn on led connected to GPIO_LED Pin6 */
GPIO_SetBits(GPIO_LED, GPIO_Pin_6);
/* Configures system clock after wake-up from STOP: enable HSE, PLL and select
PLL as system clock source (HSE and PLL are disabled in STOP mode) */
SYSCLKConfig_STOP();
}
}
/*******************************************************************************
* Function Name : RTC_IRQHandler
* Description : This function handles RTC global interrupt request.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void RTC_IRQHandler(void)
{
if(RTC_GetFlagStatus(RTC_IT_ALR) != RESET)
{
RTC_ClearITPendingBit(RTC_IT_ALR); //Clear RTC Alarm interrupt pending bit
RTC_WaitForLastTask(); //Wait until last write operation on RTC registers has finished
}
}
void RTC_STOP_WakeUp(void)
{
/* Enable PWR and BKP clocks */
/* PWR时钟（电源控制）与BKP时钟（RTC后备寄存器）使能 */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR | RCC_APB1Periph_BKP, ENABLE);
/* Allow access to BKP Domain */
PWR_BackupAccessCmd(ENABLE);
/* RTC clock source configuration ----------------------------------------*/
/* Reset Backup Domain */
BKP_DeInit();
/* Enable LSE OSC */
RCC_LSEConfig(RCC_LSE_ON);
/* Wait till LSE is ready */
while(RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
{
}
/* Select the RTC Clock Source */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
/* Enable the RTC Clock */
RCC_RTCCLKCmd(ENABLE);
/* RTC configuration -----------------------------------------------------*/
/* Wait for RTC APB registers synchronisation */
RTC_WaitForSynchro();
/* Set the RTC time base to 1s */
RTC_SetPrescaler(32767);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
/* Enable the RTC Alarm interrupt */
RTC_ITConfig(RTC_IT_ALR, ENABLE);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
RTC_ClearFlag(RTC_FLAG_SEC);
while(RTC_GetFlagStatus(RTC_FLAG_SEC) == RESET);
/* Alarm in 5 second */
RTC_SetAlarm(RTC_GetCounter()+ 5);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
}
/**
* @}
*/
void RTC_IRQHandler(void)
{
static int delay_cnt;
struct rtgui_event_command ecmd;
/* enter interrupt */
rt_interrupt_enter();
++rtc_1s_int_cnt;
#if 1 == LCD_TEST_MALOOEI
rt_kprintf("rtc:%d\n", rtc_1s_int_cnt);
#endif
if (delay_cnt < 1) {
++delay_cnt;
goto ret_entry;
}
if (NULL == wb_thread)
goto ret_entry;
if (RTC_GetITStatus(RTC_IT_SEC) != RESET) {
RTGUI_EVENT_COMMAND_INIT(&ecmd);
ecmd.command_id = UPDATE_SYS_TIME;
if (RT_EOK != rtgui_thread_send(wb_thread, &ecmd.parent, sizeof(struct rtgui_event_command)))
rt_kprintf("[RTC_IRQHandler]send enent cmd fail\n");
}
#if 0
if(RTC_GetFlagStatus(RTC_FLAG_ALR) != RESET) {
} else {
}
#endif
ret_entry:
RTC_ClearITPendingBit(RTC_IT_ALR | RTC_IT_SEC);
/* leave interrupt */
rt_interrupt_leave();
return;
}
/**
* @brief This function handles External lines 9 to 5 interrupt request.
* @param None
* @retval None
*/
void EXTI9_5_IRQHandler(void)
{
if(EXTI_GetITStatus(KEY_BUTTON_EXTI_LINE) != RESET)
{
/* Clear the Key Button EXTI line pending bit */
EXTI_ClearITPendingBit(KEY_BUTTON_EXTI_LINE);
/* Turn on LED1 */
STM_EVAL_LEDOn(LED1);
/* Wait till RTC Second event occurs */
RTC_ClearFlag(RTC_FLAG_SEC);
while(RTC_GetFlagStatus(RTC_FLAG_SEC) == RESET);
/* Set the RTC Alarm after 3s */
RTC_SetAlarm(RTC_GetCounter()+ 3);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
/* Request to enter STANDBY mode (Wake Up flag is cleared in PWR_EnterSTANDBYMode function) */
PWR_EnterSTANDBYMode();
}
}
void TIM2_IRQHandler(void)
{
if ( TIM_GetITStatus(TIM2 , TIM_IT_Update) != RESET )
{
TIM_ClearITPendingBit(TIM2 , TIM_FLAG_Update);
/////////////////////////////////////////////////////////////////
// Power OFF GPS and GSM before go into standby mode
/////////////////////////////////////////////////////////////////
GSM_TurnOnOff_delay();
#ifdef USE_STM32_GPS_BOARD_VB
GPSPowerOff();
GSM_PowerOff();
#endif
/* Wait till RTC Second event occurs */
RTC_ClearFlag(RTC_FLAG_SEC);
while(RTC_GetFlagStatus(RTC_FLAG_SEC) == RESET);
// normal working state
if(BKP_TRUE == BKP_ReadBackupRegister(BKP_DR1))
{
/* Set the RTC Alarm after xx s */
DEBUG("in timer2 bkptrue %d\n", (BKP_ReadBackupRegister(BKP_DR4) + BKP_ReadBackupRegister(BKP_DR4) <<16));
RTC_SetAlarm(RTC_GetCounter()+ ((BKP_ReadBackupRegister(BKP_DR4) + BKP_ReadBackupRegister(BKP_DR4) <<16)/SLEEP_TIM2_RATIO));
}
else
{
DEBUG("in timer2 bkpfalse\n");
RTC_SetAlarm(RTC_GetCounter()+ (SLEEP_NORMAL_SEC/SLEEP_TIM2_RATIO));
}
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
/* Request to enter STANDBY mode (Wake Up flag is cleared in PWR_EnterSTANDBYMode function) */
PWR_EnterSTANDBYMode();
}
}
/**
* @brief This function handles Tamper interrupt request.
* @param None
* @retval None
*/
void TAMPER_STAMP_IRQHandler(void) {
if (RTC_GetFlagStatus(RTC_FLAG_TAMP1F) != RESET) {
/* Tamper 1 detection event occurred */
/* Check if RTC Backup Data registers are cleared */
if (IsBackupRegReset() == 0) {
/* OK, RTC Backup Data registers are reset as expected */
/* Turn on GREEN and BLUE */
GPIO_SetBits(GPIOB, LD_GREEN_GPIO_PIN | LD_BLUE_GPIO_PIN);
} else {
/* RTC Backup Data registers are not reset */
/* Turn off GREEN and BLUE */
GPIO_ResetBits(GPIOB, LD_GREEN_GPIO_PIN | LD_BLUE_GPIO_PIN);
}
/* Clear Tamper 1 pin Event(TAMP1F) pending flag */
RTC_ClearFlag(RTC_FLAG_TAMP1F);
/* Disable Tamper pin 1 */
RTC_TamperCmd(RTC_Tamper_1, DISABLE);
/* Enable Tamper pin */
RTC_TamperCmd(RTC_Tamper_1, ENABLE);
}
}
/* Private functions ---------------------------------------------------------------------------------------*/
void RTC_IRQHandler(void)
{
u8 bFlags ;
bFlags = RTC_GetFlagStatus();
if((bFlags & 0x2) != 0x0) /* Match flag */
{
/* Reset RTC init time when Time is 23:59:59 */
RTC_SetCompare(86400) ;
PWRCU_WriteBackupRegister(PWRCU_BAKREG_1, 0);
}
/* Toggle LED3 each 1s */
if(led_on) {
GPIO_SetOutBits(GPIOA, GPIO_PIN_5);
led_on = 0;
}
else {
GPIO_ClearOutBits(GPIOA, GPIO_PIN_5);
led_on = 1;
}
/* Enable time update */
gwTimeDisplay = 1;
}
// 设定闹钟时间
void SetAlarmTime(void)
{
// 23:59:59
struct tm time_current;
uint32_t DayTotalSeconds; // 一天累积总秒数
uint32_t CurrentTotalSeconds; // 当前时间累积总秒数
uint32_t AlarmValue; // 秒差
DayTotalSeconds = 23*3600 + 59*60 +59;
time_current = Time_GetCalendarTime();
CurrentTotalSeconds = time_current.tm_hour*3600 + time_current.tm_min*60 + time_current.tm_sec;
AlarmValue = DayTotalSeconds - CurrentTotalSeconds;
/* Wait till RTC Second event occurs */
RTC_ClearFlag(RTC_FLAG_SEC);
while(RTC_GetFlagStatus(RTC_FLAG_SEC) == RESET);
/* Set the RTC Alarm after 3s */
RTC_SetAlarm(RTC_GetCounter()+AlarmValue);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
}
// Get elapsed number of seconds
static int rtc_status( lua_State *L ) {
lua_pushinteger(L, (lua_Integer)RTC_GetFlagStatus());
return 1;
}
int main(void)
{
RCC_APB1PeriphClockCmd( RCC_APB1Periph_PWR, ENABLE);//!!!!
// тактирование ядра низкоскоростным внутренним генератором 4мгц
RCC->ICSCR &= ~RCC_ICSCR_MSIRANGE;//!!!!
RCC->ICSCR |= RCC_ICSCR_MSIRANGE_6;//!!!!
//RTC_Initilithahion();//!!!!
////////////////////////////////////////////////////////////////////
delay_ms(1000);//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
curent_cmd = 0;
PCount_Start = 0;
/////////////////// настройка пробуждения
RCC_HSICmd(DISABLE);
PWR_PVDCmd(DISABLE);
PWR_UltraLowPowerCmd(ENABLE);
PWR_WakeUpPinCmd(PWR_WakeUpPin_1,ENABLE);
PWR_UltraLowPowerCmd(ENABLE);
////////////// настройка прирывания для будильника в неспящем режиме
EXTI_InitTypeDef exti;
NVIC_InitTypeDef NVIC_InitStructure;
EXTI_ClearITPendingBit(EXTI_Line17);
exti.EXTI_Line = EXTI_Line17;
exti.EXTI_Mode = EXTI_Mode_Interrupt;
exti.EXTI_Trigger = EXTI_Trigger_Rising;
exti.EXTI_LineCmd = ENABLE;
EXTI_Init(&exti);
NVIC_InitStructure.NVIC_IRQChannel = RTC_Alarm_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
//////////////////
if(PWR_GetFlagStatus(PWR_FLAG_SB)!=RESET)//Если МК вышел из режима standby
{
WkupFlag=1;
curent_cmd = 1;
if(RTC_GetFlagStatus(RTC_FLAG_ALRAF)!=RESET)//Если МК вышел из режима ALARM
{
//RTC_Initilithahion();//!!!!
//PWR_RTCAccessCmd(ENABLE);
//RTC_ClearFlag(RTC_FLAG_ALRAF);
//PWR_RTCAccessCmd(DISABLE);
//f_WakeupToAlarm=1;
curent_cmd = 5;
}
//RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR,ENABLE);
PWR_ClearFlag(PWR_FLAG_SB); //Сброс флага, который указывает на то, что МК вышел из режима standby
PWR_RTCAccessCmd(ENABLE); // Доступ в RTC
//RTC_ClearITPendingBit(RTC_IT_WUT);
//RTC_ClearFlag(RTC_FLAG_WUTF);
RTC_ClearFlag(RTC_FLAG_ALRAF);
PWR_RTCAccessCmd(DISABLE);
}
else
{
WkupFlag=0;
RTC_TimeTypeDef alarmTime;
alarmTime.RTC_H12 = RTC_H12_PM;//!!!!;
alarmTime.RTC_Hours = 20;
alarmTime.RTC_Minutes = 0;
alarmTime.RTC_Seconds = 20;
RTC_Initilithahion();//!!!!
//RTC_Set_Alarm(alarmTime);/// Магическая последовательность, 1. RTC_Set_Alarm, 2. RTC_Set_Time иначе не работает будильник
RTC_TimeTypeDef RTC_Time;
RTC_DateTypeDef RTC_Date;
RTC_Time.RTC_H12 = RTC_H12_PM;//!!!!;
RTC_Time.RTC_Hours = 20;
RTC_Time.RTC_Minutes = 00;
RTC_Time.RTC_Seconds = 00;
RTC_Date.RTC_WeekDay = RTC_Weekday_Sunday;
RTC_Date.RTC_Year = 14;
RTC_Date.RTC_Month = 8;
RTC_Date.RTC_Date = 17;
RTC_Set_TimeDate(RTC_Time, RTC_Date);///
}
//else curent_cmd = 0;//f_WakeupToAlarm=0;
//RTC_Initilithahion();//!!!!
//RTC_Set_Time();
OLED_Init();
OLED_Clear();
char i,j;
/*
RCC_GetClocksFreq(&Frequency);
f=Frequency.SYSCLK_Frequency/1000;
IntToStr(a,f);
OLED_DrawString_fast(30,30,a,10);
*/
OLED_LcdCache_Clear();
//if(0==WkupFlag) //Если МК до этого не находился в режиме STANDBY!!!!!!!!!!!!!!!!!
//PWR_EnterSTANDBYMode(); //Перейди в режим STANDBY!!!!!!!!!!!!!!!!!!!
//OLED_DrawBitmap_fast(3,12,menu1_sprait,123,40);
//delay_ms(10000);
WaitToSleep = 0;
TACT_Config();
BackTimeAndData.hour=0;
BackTimeAndData.minute=0;
BackTimeAndData.second=0;
globa_menu = 1;
f_aktive_menu = 0;
//curent_cmd = 0;
PWatch_Setup_Step = 0;
key_up = 0;
key_down = 0;
key_ok = 0;
PCount_Start = 0;
while(1)
{
key = 0;
key_ok = GPIO_ReadInputDataBit(GPIOA, GPIO_Pin_0);
key_down = GPIO_ReadInputDataBit(GPIOA, GPIO_Pin_2);
key_up = GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_12);
/*
OLED_DrawString_fast(0,0," ",10);
IntToStr(bbb,key_ok);
OLED_DrawString_fast(0,0,bbb,10);
IntToStr(bbb,key_down);
OLED_DrawString_fast(30,0,bbb,10);
IntToStr(bbb,key_up);
OLED_DrawString_fast(60,0,bbb,10);
*/
if (key_ok!=0)
{
key_ok = 0;
key = 1;
//OLED_DrawString_fast(0,0,"000000000",10);
//f_aktive_menu = 1;
/*
if (f_aktive_menu == 1)
{
//f_work_comand = 1;
f_aktive_menu = 0;
f_clearScrin = 1;
curent_cmd = menu_cmd[globa_menu-1];
}
else curent_cmd = 255 ;
*/
}
if (key_down==0)
{
key_down = 0;
key = 2;
/*
if ((globa_menu>1)&&(f_work_comand == 0)) globa_menu--;
else globa_menu = 1;
//IntToStr(bbb,globa_menu);
//OLED_DrawString_fast(0,0,bbb,10);
*/
}
if (key_up==0)
{
key_up = 0;
key = 12;
/*
if ((globa_menu<4)&&(f_work_comand == 0)) globa_menu++;
else globa_menu = 4;
//IntToStr(bbb,globa_menu);
//OLED_DrawString_fast(0,0,bbb,10);
*/
}
if (key!=0)
{
GPIO_SetBits(GPIOA, GPIO_Pin_1);
delay_ms(30);
GPIO_ResetBits(GPIOA, GPIO_Pin_1);
}
/*
if (f_clearScrin==1)
{
OLED_Clear();
f_clearScrin=0;
}
*/
//if (f_aktive_menu==0)
//{
switch(curent_cmd)
{
case 0: //нет команды
PWatch_Menu();
break;
case 1: //Программа показа часов (главная страница)
//OLED_Clear();
//f_work_comand = 1;
PWatch_Anim();
break;
case 2: //Программа настройки даты/времени и др.
//OLED_Clear();
OLED_DrawString_fast(0,0,"Календарь",10);
curent_cmd = 0;
break;
case 3:
//OLED_Clear();
PWatch_Set_Alarm();
break;
case 4:
//OLED_Clear();
//OLED_DrawString_fast(0,0,"Настройки",10);
//f_work_comand = 1;
PWatch_Setup();
break;
case 5:
PWatch_Vibration();
break;
case 254:
OLED_Clear();
break;
/*case 255:
OLED_Clear();
OLED_DrawBitmap_fast(3,12,menu1_sprait,123,40);
f_aktive_menu = 1;
//f_work_comand = 0;
//key=0;
break;
*/
default: //выполнить, если ни один вариант не подошел
break;
}
//}
//else
//{
//PWatch_Menu();
//}
/*
if(WainToAlarm == 1)
{
OLED_DrawString_fast(0,0,"alarm1",10);
WainToAlarm =0;
}
*/
//if(WaitToSleep>=5)
//{
//WaitToSleep=0;
//PWR_ClearFlag(PWR_FLAG_SB); //Сброс флага, который указывает на то, что МК вышел из режима standby
/*
for (i=255; i>0; i--)
{
OLED_SetContrast(i);
IntToStr(a,i);
OLED_DrawString_fast(0,0,a,10);
//delay_ms(500);
}*/
//OLED_DrawBitmap_fast(32,10,Fallout_Bitmaps,58,60);
//delay_ms(1000);
//OLED_Display_Off();!!!!!!!!!!!!!!!!!!!!!!!!1
//RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA, DISABLE);
//походу стабилитрон кушает 0.1 мА, общее потребление 0.15мА
//PWR_EnterSTANDBYMode();!!!!!!!!!!!!!!!!!!!!!
//}
//WaitToSleep++;
/*
RCC_GetClocksFreq(&Frequency);
f=Frequency.SYSCLK_Frequency/1000;
IntToStr(a,f);
OLED_DrawString_fast(0,0,a,10);
*/
delay_ms(250);
}
}
/**
* @brief Enter the MCU selected low power modes.
* @param lpmode: selected MCU low power modes. This parameter can be one of the
* following values:
* @arg STM32L_RUN: Run mode at 32MHz.
* @arg STM32L_RUN_1M: Run mode at 1MHz.
* @arg STM32L_RUN_LP: Low power Run mode at 32KHz.
* @arg STM32L_SLEEP: Sleep mode at 16MHz.
* @arg STM32L_SLEEP_LP: Low power Sleep mode at 32KHz.
* @arg STM32L_STOP: Stop mode with or without RTC.
* @arg STM32L_STANDBY: Standby mode with or without RTC.
* @param RTCState: RTC peripheral state during low power modes. This parameter
* is valid only for STM32L_RUN_LP, STM32L_SLEEP_LP, STM32L_STOP and
* STM32L_STANDBY. This parameter can be one of the following values:
* @arg RTC_STATE_ON: RTC peripheral is ON during low power modes.
* @arg RTC_STATE_OFF: RTC peripheral is OFF during low power modes.
* @param CalibrationState: Bias Calibration mode selection state during low
* power modes.
* This parameter can be one of the following values:
* @arg BIAS_CALIB_OFF: Bias Calibration mode is selected during
* low power modes.
* @arg BIAS_CALIB_ON: Bias Calibration mode isn't selected during
* low power modes.
* @retval None
*/
void IDD_Measurement(uint32_t lpmode, uint8_t RTCState, uint8_t CalibrationState)
{
GPIO_InitTypeDef GPIO_InitStructure;
uint16_t mode = STM32L_MODE_LP, adcdata, i;
/* Disable the Wakeup Interrupt */
RTC_ITConfig(RTC_IT_WUT, DISABLE);
/* Disable the JoyStick interrupts */
Demo_IntExtOnOffConfig(DISABLE);
/* Disable Leds toggling */
Demo_LedShow(DISABLE);
/* Save the RCC configuration */
RCC_AHBENR = RCC->AHBENR;
RCC_APB2ENR = RCC->APB2ENR;
RCC_APB1ENR = RCC->APB1ENR;
/* Disable PVD */
PWR_PVDCmd(DISABLE);
/* Wait until JoyStick is pressed */
while (Menu_ReadKey() != NOKEY)
{}
/* Save the GPIO pins current configuration then put all GPIO pins in Analog
Input mode ...*/
IDD_Measurement_SaveContext();
/* Clear Wake Up flag */
PWR_ClearFlag(PWR_FLAG_WU);
RCC->AHBENR = 0x05;
RCC->APB2ENR = 0x00;
RCC->APB1ENR = 0x10000000; /* PWR APB1 Clock enable */
switch(lpmode)
{
/*=========================================================================*
* RUN MODE 32MHz (HSE + PLL) *
*========================================================================*/
case STM32L_RUN:
{
mode = STM32L_MODE_RUN;
/* Needed delay to have a correct value on capacitor C25.
Running NOP during waiting loop will decrease the current consumption. */
for (i = 0;i < 0xFFFF; i++)
{
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
}
}
break;
/*=========================================================================*
* RUN MODE MSI 1MHz *
*========================================================================*/
case STM32L_RUN_1M:
{
mode = STM32L_MODE_RUN;
/* Reconfigure the System Clock at MSI 1 MHz */
SetHCLKToMSI_1MHz();
/* Needed delay to have a correct value on capacitor C25.
Running NOP during waiting loop will decrease the current consumption. */
for (i = 0;i < 0x3FFF; i++)
{
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
}
}
break;
/*=========================================================================*
* RUN LOW POWER MODE MSI 32KHz *
*========================================================================*/
case STM32L_RUN_LP:
{
if(!RTCState)
{
RCC_LSEConfig(RCC_LSE_OFF);
}
else
{
if (RTC_GetFlagStatus(RTC_FLAG_INITS) == RESET)
{
/* RTC Configuration ************************************************/
/* Reset RTC Domain */
RCC_RTCResetCmd(ENABLE);
RCC_RTCResetCmd(DISABLE);
/* Enable the LSE OSC */
RCC_LSEConfig(RCC_LSE_ON);
/* Wait till LSE is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
{}
/* Select the RTC Clock Source */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
/* Enable the RTC Clock */
RCC_RTCCLKCmd(ENABLE);
/* Wait for RTC APB registers synchronisation */
RTC_WaitForSynchro();
}
}
/* Configure the System Clock at MSI 32 KHz */
SetHCLKToMSI_64KHz();
RCC_HCLKConfig(RCC_SYSCLK_Div2);
/* Clear IDD_CNT_EN pin */
GPIO_ResetBits(IDD_CNT_EN_GPIO_PORT, IDD_CNT_EN_PIN);
/* Enter low power run mode */
PWR_EnterLowPowerRunMode(ENABLE);
/* Waiting wake-up interrupt */
/* Needed delay to have a correct value on capacitor C25.
Running NOP during waiting loop will decrease the current consumption. */
do
{
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
__NOP(); __NOP(); __NOP(); __NOP();
}while(LowPowerStatus == 0x00);
/* Exit low power run mode before setting the clock to 32MHz */
PWR_EnterLowPowerRunMode(DISABLE);
while(PWR_GetFlagStatus(PWR_FLAG_REGLP) != RESET)
{
}
}
break;
/*=========================================================================*
* SLEEP MODE HSI 16MHz *
*========================================================================*/
case STM32L_SLEEP:
{
mode = STM32L_MODE_RUN;
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
/* Diable FLASH during SLeep LP */
FLASH_SLEEPPowerDownCmd(ENABLE);
RCC_APB2PeriphClockLPModeCmd(RCC_APB2Periph_CLOCK, ENABLE);
RCC_APB1PeriphClockLPModeCmd(RCC_APB1Periph_CLOCK, ENABLE);
RCC_AHBPeriphClockLPModeCmd(RCC_AHBPeriph_CLOCK, ENABLE);
/* Configure the System Clock to 16MHz */
SetHCLKToHSI();
Demo_SysTickConfig();
Demo_Delay(5);
/* Request to enter SLEEP mode with regulator on */
PWR_EnterSleepMode(PWR_Regulator_ON, PWR_STOPEntry_WFI);
}
break;
/*=========================================================================*
* SLEEP LOW POWER MODE MSI 32KHz *
*========================================================================*/
case STM32L_SLEEP_LP:
{
if(!RTCState)
{
RCC_LSEConfig(RCC_LSE_OFF);
}
else
{
if (RTC_GetFlagStatus(RTC_FLAG_INITS) == RESET)
{
/* RTC Configuration ************************************************/
/* Reset RTC Domain */
RCC_RTCResetCmd(ENABLE);
RCC_RTCResetCmd(DISABLE);
/* Enable the LSE OSC */
RCC_LSEConfig(RCC_LSE_ON);
/* Wait till LSE is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
{}
/* Select the RTC Clock Source */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
/* Enable the RTC Clock */
RCC_RTCCLKCmd(ENABLE);
/* Wait for RTC APB registers synchronisation */
RTC_WaitForSynchro();
}
}
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
/* Diable FLASH during SLeep LP */
FLASH_SLEEPPowerDownCmd(ENABLE);
/* Disable HSI clock before entering Sleep LP mode */
RCC_HSICmd(DISABLE);
/* Disable HSE clock */
RCC_HSEConfig(RCC_HSE_OFF);
/* Disable LSI clock */
RCC_LSICmd(DISABLE);
RCC_APB2PeriphClockLPModeCmd(RCC_APB2Periph_CLOCK, ENABLE);
RCC_APB1PeriphClockLPModeCmd(RCC_APB1Periph_CLOCK, ENABLE);
RCC_AHBPeriphClockLPModeCmd(RCC_AHBPeriph_CLOCK, ENABLE);
/* Clear IDD_CNT_EN pin */
GPIO_ResetBits(IDD_CNT_EN_GPIO_PORT, IDD_CNT_EN_PIN);
/* Reconfigure the System Clock at MSI 64 KHz */
SetHCLKToMSI_64KHz();
RCC_HCLKConfig(RCC_SYSCLK_Div2);
/* Request to enter SLEEP mode with regulator low power */
PWR_EnterSleepMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI);
}
break;
/*=========================================================================*
* STOP LOW POWER MODE *
*========================================================================*/
case STM32L_STOP:
{
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
if(!RTCState)
{
RCC_LSEConfig(RCC_LSE_OFF);
}
else
{
if (RTC_GetFlagStatus(RTC_FLAG_INITS) == RESET)
{
/* RTC Configuration ************************************************/
/* Reset RTC Domain */
RCC_RTCResetCmd(ENABLE);
RCC_RTCResetCmd(DISABLE);
/* Enable the LSE OSC */
RCC_LSEConfig(RCC_LSE_ON);
/* Wait till LSE is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
{}
/* Select the RTC Clock Source */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
/* Enable the RTC Clock */
RCC_RTCCLKCmd(ENABLE);
/* Wait for RTC APB registers synchronisation */
RTC_WaitForSynchro();
}
}
/* Clear IDD_CNT_EN pin */
GPIO_ResetBits(IDD_CNT_EN_GPIO_PORT, IDD_CNT_EN_PIN);
/* Request to enter STOP mode with regulator in low power */
PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI);
/* Reset the counter by programming IDD_CNT_EN High in less than 70ms after
the wakeup to avoid 1Kohm to be connected later on VDD_MCU */
GPIO_SetBits(IDD_CNT_EN_GPIO_PORT, IDD_CNT_EN_PIN);
/* Configures system clock after wake-up from STOP: enable HSE, PLL and select PLL
as system clock source (HSE and PLL are disabled in STOP mode) */
IDD_Measurement_SYSCLKConfig_STOP();
}
break;
/*=========================================================================*
* STANDBY LOW POWER MODE *
*========================================================================*/
case STM32L_STANDBY:
{
if (RTC_GetFlagStatus(RTC_FLAG_INITS) == RESET)
{
/* RTC Configuration **************************************************/
/* Reset RTC Domain */
RCC_RTCResetCmd(ENABLE);
RCC_RTCResetCmd(DISABLE);
/* Enable the LSE OSC */
RCC_LSEConfig(RCC_LSE_ON);
/* Wait till LSE is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
{}
/* Select the RTC Clock Source */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
/* Enable the RTC Clock */
RCC_RTCCLKCmd(ENABLE);
/* Wait for RTC APB registers synchronisation */
RTC_WaitForSynchro();
}
RTC_OutputTypeConfig(RTC_OutputType_PushPull);
RTC_OutputConfig(RTC_Output_WakeUp, RTC_OutputPolarity_High);
/* To configure PC13 WakeUP output */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_400KHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource13, GPIO_AF_RTC_AF1);
PWR_WakeUpPinCmd(PWR_WakeUpPin_1, ENABLE);
PWR_UltraLowPowerCmd(ENABLE);
RTC_ClearFlag(RTC_FLAG_WUTF | RTC_FLAG_ALRBF | RTC_FLAG_ALRAF | RTC_FLAG_TAMP1F | RTC_FLAG_TSF);
RTC_ITConfig(RTC_IT_WUT, DISABLE);
if(!RTCState)
{
RCC_LSEConfig(RCC_LSE_OFF);
}
/* Clear Wake Up flag */
PWR_ClearFlag(PWR_FLAG_WU);
/* Request to enter STANDBY mode (Wake Up flag is cleared in PWR_EnterSTANDBYMode function) */
PWR_EnterSTANDBYMode();
}
break;
}
/* Configure the System Clock to 32MHz */
SetHCLKTo32();
/* Reset lowpower status variable*/
LowPowerStatus = 0x00;
RCC->AHBENR = RCC_AHBENR;
RCC->APB2ENR = RCC_APB2ENR;
RCC->APB1ENR = RCC_APB1ENR;
/* Reset the counter by programming IDD_CNT_EN High in less than 70ms after
the wakeup to avoid 1Kohm to be connected later on VDD_MCU */
GPIO_SetBits(IDD_CNT_EN_GPIO_PORT, IDD_CNT_EN_PIN);
/* Measure the Voltage using the ADC */
adcdata = IDD_Measurement_ADC_ReadValue();
/* Write the ADC converted value in the DATA EEPROM memory for Bias Measurement */
if(CalibrationState == BIAS_CALIB_ON)
{
/* Unlock EEPROM write access*/
DATA_EEPROM_Unlock();
/* Store the value in EEPROM for application needs */
DATA_EEPROM_ProgramHalfWord(DATA_EEPROM_BIAS_ADDR, adcdata);
/* Lock back EEPROM write access */
DATA_EEPROM_Lock();
}
IDD_Measurement_ADC_DisplayValue(adcdata, mode);
/* Clear Wake Up flag */
PWR_ClearFlag(PWR_FLAG_WU);
/* Enable PVD */
PWR_PVDCmd(ENABLE);
/* Restore Demonstration Context. */
IDD_Measurement_RestoreContext();
LCD_SetBackColor(LCD_COLOR_GREEN);
LCD_DisplayStringLine(LCD_LINE_6, "STM32L LowPower Mode");
LCD_DisplayStringLine(LCD_LINE_7, Str);
LCD_DisplayStringLine(LCD_LINE_8, "Press JoyStick to ");
LCD_DisplayStringLine(LCD_LINE_9, "continue. ");
/* Wait until Joystick pressed. */
while (Menu_ReadKey() == NOKEY)
{}
/* Disable ADC1 */
ADC_Cmd(ADC1, DISABLE);
LCD_Clear(LCD_COLOR_WHITE);
LCD_GLASS_DisplayString(" STM32L ");
/* Enable the Wakeup Interrupt */
RTC_ITConfig(RTC_IT_WUT, ENABLE);
/* Enable the JoyStick interrupts */
Demo_IntExtOnOffConfig(ENABLE);
/* Display the previous menu */
Menu_DisplayMenu();
}
void initUart() {
RCC_APB2PeriphClockCmd(
RCC_APB2Periph_USART1 | RCC_APB2Periph_GPIOA | RCC_APB2Periph_AFIO,
ENABLE);
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_StructInit(&GPIO_InitStructure);
// Transmit pin.
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9,
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_Init(GPIOA, &GPIO_InitStructure);
// Receive pin.
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_Init(GPIOA, &GPIO_InitStructure);
// Default clock structure works for us.
USART_ClockInitTypeDef USART_ClockInitStructure;
USART_ClockStructInit(&USART_ClockInitStructure);
USART_ClockInit(USART1, &USART_ClockInitStructure);
// Default USART structure works for us.
USART_InitTypeDef USART_InitStructure;
USART_StructInit(&USART_InitStructure);
USART_Init(USART1, &USART_InitStructure);
USART_Cmd(USART1, ENABLE);
// // Disable data pushes from GPS.
// usartTx("$PUBX,40,GGA,0,0,0,0*5A\r\n");
// usartTx("$PUBX,40,GGA,0,0,0,0*5A\r\n"); // Repeat first; timing work around.
// usartTx("$PUBX,40,GLL,0,0,0,0*5C\r\n");
// usartTx("$PUBX,40,GSA,0,0,0,0*4E\r\n");
// usartTx("$PUBX,40,GSV,0,0,0,0*59\r\n");
// usartTx("$PUBX,40,RMC,0,0,0,0*47\r\n");
// usartTx("$PUBX,40,VTG,0,0,0,0*5E\r\n");
// // Keep just the recommended minimum flowing, slowly.
// usartTx("$PUBX,40,GGA,0,15,0,0*6E\r\n");
// usartTx("$PUBX,40,GGA,0,15,0,0*6E\r\n"); // Repeat first; timing work around.
// usartTx("$PUBX,40,GLL,0,15,0,0*68\r\n");
// usartTx("$PUBX,40,GSA,0,15,0,0*7A\r\n");
// usartTx("$PUBX,40,GSV,0,15,0,0*6D\r\n");
// usartTx("$PUBX,40,RMC,0,15,0,0*73\r\n");
// usartTx("$PUBX,40,VTG,0,15,0,0*6A\r\n");
// The first character is sometimes (always?) dropped, so send a few
// buffer characters that can be safely discarded.
gpsTxChar('\r'); gpsTxChar('\n');
gpsTxChar('\r'); gpsTxChar('\n');
// Disable all data pushes from GPS.
gpsSetPushFreq("DTM", 0);
gpsSetPushFreq("GBS", 0);
gpsSetPushFreq("GGA", 0);
gpsSetPushFreq("GLL", 0);
gpsSetPushFreq("GPQ", 0);
gpsSetPushFreq("GRS", 0);
gpsSetPushFreq("GSA", 0);
gpsSetPushFreq("GST", 0);
gpsSetPushFreq("GSV", 0);
gpsSetPushFreq("RMC", 0);
gpsSetPushFreq("THS", 0);
gpsSetPushFreq("VTG", 0);
// Except the one which tells us what time it is.
gpsSetPushFreq("ZDA", 2);
// Now that it won't be noisy, enable the RX interrupt.
NVIC_InitTypeDef NVIC_InitStructure = {
.NVIC_IRQChannel = USART1_IRQn,
.NVIC_IRQChannelPreemptionPriority = 1,
.NVIC_IRQChannelSubPriority = 1,
.NVIC_IRQChannelCmd = ENABLE,
};
NVIC_Init(&NVIC_InitStructure);
USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);
}
// \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ // \\ //
void RTC_IRQHandler(void) {
if (RTC_GetFlagStatus(RTC_FLAG_SEC) != RESET) {
RTC_ClearFlag(RTC_FLAG_SEC);
gSecondFlag = 1;
gSeconds = RTC_GetCounter();
}
}
void SysTick_Handler(void) {
gBlinkTick++;
if (gBlinkTick > 125) {
gBlinkTick = 0;
gBlinkStatus = !gBlinkStatus;
}
uint8_t btnPressed = 0;
uint16_t btns = GPIO_ReadInputData(BTN_PORT) & BTN_ALL_PINS;
if ((btns & BTN_MAPLE_PIN) == BTN_MAPLE_PIN) btnPressed = BTN_MAPLE;
else if ((btns & BTN_DIM_PIN) == 0) btnPressed = BTN_DIM;
else if ((btns & BTN_DN_PIN) == 0) btnPressed = BTN_DOWN;
else if ((btns & BTN_UP_PIN) == 0) btnPressed = BTN_UP;
else if ((btns & BTN_SET_PIN) == 0) btnPressed = BTN_SET;
if (btnPressed && gButtonPending == btnPressed) {
if (gButtonDebounce > 10) {
// Button already activated, still held, do nothing.
} else if (gButtonDebounce == 10) {
// Transition! Set pressed button.
gButtonPressed = btnPressed;
gButtonDebounce++;
} else {
gButtonDebounce++;
}
} else {
gButtonDebounce = 0;
gButtonPending = btnPressed;
}
if (gDpTick > 0) {
gDpTick--;
if (gDpTick == 0) {
GPIO_WriteBit(DP_PORT, DP_PIN, RESET);
}
}
}
/**
* @brief Main program.
* @param None
* @retval None
*/
int main(void)
{
/*!< At this stage the microcontroller clock setting is already configured,
this is done through SystemInit() function which is called from startup
file (startup_stm32f10x_xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f10x.c file
*/
/* Initialize LEDs and Key Button mounted on STM3210X-EVAL board */
STM_EVAL_LEDInit(LED1);
STM_EVAL_LEDInit(LED2);
STM_EVAL_LEDInit(LED3);
STM_EVAL_PBInit(BUTTON_KEY, BUTTON_MODE_EXTI);
/* Enable PWR and BKP clock */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR | RCC_APB1Periph_BKP, ENABLE);
/* Configure EXTI Line to generate an interrupt on falling edge */
EXTI_Configuration();
/* Configure RTC clock source and prescaler */
RTC_Configuration();
/* NVIC configuration */
NVIC_Configuration();
/* Configure the SysTick to generate an interrupt each 1 millisecond */
SysTick_Configuration();
/* Turn on LED1 */
STM_EVAL_LEDOn(LED1);
while (1)
{
/* Insert 1.5 second delay */
Delay(1500);
/* Wait till RTC Second event occurs */
RTC_ClearFlag(RTC_FLAG_SEC);
while(RTC_GetFlagStatus(RTC_FLAG_SEC) == RESET);
/* Alarm in 3 second */
RTC_SetAlarm(RTC_GetCounter()+ 3);
/* Wait until last write operation on RTC registers has finished */
RTC_WaitForLastTask();
/* Turn off LED1 */
STM_EVAL_LEDOff(LED1);
/* Request to enter STOP mode with regulator in low power mode*/
PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI);
/* At this stage the system has resumed from STOP mode -------------------*/
/* Turn on LED1 */
STM_EVAL_LEDOn(LED1);
/* Configures system clock after wake-up from STOP: enable HSE, PLL and select
PLL as system clock source (HSE and PLL are disabled in STOP mode) */
SYSCLKConfig_STOP();
}
}