/**
* @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_stm32l1xx_xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32l1xx.c file
*/
/* System Clocks Configuration */
RCC_Config();
/* LCD GLASS Initialization */
LCD_GLASS_Init();
#ifdef USE_STM32L152D_EVAL
LCD_GLASS_DisplayLogo(ENABLE);
#endif
/*Display " STM32L15 " string on LCD glass in scrolling mode*/
LCD_GLASS_ScrollString(LCD_String, SCROLL_NUM, SCROLL_SPEED);
/* Infinite loop */
while (1)
{
}
}
/**
* @brief Configures the LCD Glass. LSI is used as LCD clock source
* @param None
* @retval None
*/
void LCD_Glass_Config(void)
{
/* Enable PWR clock */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR, ENABLE);
/* Allow access to the RTC */
PWR_RTCAccessCmd(ENABLE);
/* Reset Backup Domain */
RCC_RTCResetCmd(ENABLE);
RCC_RTCResetCmd(DISABLE);
/* LSI Enable */
RCC_LSICmd(ENABLE);
/* Wait till LSI is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSIRDY) == RESET)
{}
/* LCD Clock Source Selection: LSI */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSI);
#ifdef USE_STM32L152_EVAL
/* LCD GLASS Initialization */
LCD_GLASS_Init();
#endif
}
/**
* @brief Configure the LCD Glass.
* @param None
* @retval None
*/
void LCD_Glass_Config(void)
{
/* Enable PWR clock */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR, ENABLE);
/* Allow access to the RTC */
PWR_RTCAccessCmd(ENABLE);
/* Reset Backup Domain */
RCC_RTCResetCmd(ENABLE);
RCC_RTCResetCmd(DISABLE);
/* LSE Enable */
RCC_LSEConfig(RCC_LSE_ON);
/*Wait till LSE is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
{}
/* LCD Clock Source Selection */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
/* Init LCD Glass */
LCD_GLASS_Init();
}
int main() {
unsigned int k = 0; // used for counter
unsigned short count = 0;
char strDisp[20] ;
// ### INITILIZATION ###
// Enable the High Speed Internal (HSI) Clock
RCC_HSI_enable();
// Select the HSI for the SYSCLK
RCC_SYSCLK_HSI();
// Enable comparator clock LCD and PWR mngt
RCC_LCD_enable();
RCC_PWR_enable();
// Enable SYSCFG
RCC_SYSCFG_enable();
// Allow access to the RTC
// Also selects the RTCCLK as LSE
RTC_access_enable();
// LSE Enable,
// this clock is needed for the RTCCLK and LCD
RCC_LSE_enable();
// Initializes the LCD
LCD_GLASS_Configure_GPIO();
LCD_GLASS_Init();
// configure PB6 as an output
config_PB6_out();
// ### TOGGLE PB6, increment counter on LCD ###
while(1) {
k++;
// Toggle at approximately 1 Hz
if (k >= 10e5) {
PB6_toggle();
//sprintf(strDisp, "%d", ++count); // decimal
sprintf(strDisp, "%x", ++count); // hex
//sprintf(strDisp, "%o", ++count); // octal
LCD_GLASS_Clear();
LCD_GLASS_DisplayString((unsigned char *) strDisp);
k = 0; // reset counter
}
}
}
int main() //main function goes here
{
TIM_TimeBaseInitTypeDef tim4;
//store initialize value for timer
NVIC_InitTypeDef tim4interrupt;
//store initialize value for interrupt
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM4,ENABLE);
//open clock for timer 4
TIM_TimeBaseStructInit(&tim4);
//initialize tim value
/* 1 sec->16,000,000 clock
(ARR+1)*(PSC+1) = 16,000,000*1
ARR = 4000-1
PSC = 4000-1 */
tim4.TIM_Prescaler = 4000-1;
tim4.TIM_Period = 4000-1;
TIM_TimeBaseInit(TIM4,&tim4); //initialize tim4 value on timer 4
tim4interrupt.NVIC_IRQChannel = TIM4_IRQn;
//timer 4 interrupt
tim4interrupt.NVIC_IRQChannelCmd = ENABLE;
//enable interrupt for timer 4
NVIC_Init(&tim4interrupt);
//initialize interrupt by tim4interrupt value
RCC_Configuration(); //config RCC for LCD
RTC_Configuration(); //config RTC for LCD
LCD_GLASS_Configure_GPIO(); //config io pin for LCD
LCD_GLASS_Init(); //initialize LCD
TIM_ITConfig(TIM4,TIM_IT_Update,ENABLE);
//config timer 4 interrupt
TIM_ClearFlag(TIM4,TIM_FLAG_Update);
//clear timer 4 interrupt flag
TIM_Cmd(TIM4,ENABLE); //enable timer 4
while(1) //loop instruction goes here
{
}
}
/**
* @brief Description 外设初始化
* @param None
* @retval None
*/
void PeripheralInit(void)
{
RCC_Config();
SysTick_Init();
TIM2_Configuration();
LED_GPIO_Config();
KEY_GPIO_Config();
EXTI15_10_Config();
General_GPIO_Config();
LCD_GLASS_Init();
USART1_Config(115200);
// Delay_ms(10); //开启滴答定时
LCD_GLASS_Clear();
AVCC1_POWER(OFF); //关ADC1电源
BATTEST_POWER(OFF); //关电池电压检测电源
MODEL_PWRCTRL(ON); //开对外接口电源
ADC1_Init();
/* 8M串行flash W25Q64初始化 */
SPI_FLASH_Init();
I2C_GPIO_Config();
//rtc 初始化
rtc_init();
}
int main(void)
{
bool StanbyWakeUp ;
float Current_STBY;
/*!< At this stage the microcontroller clock setting is already configured,
this is done through SystemInit() function which is called from startup
file (startup_stm32l1xx_md.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32l1xx.c file
*/
Int_CurrentSTBY = Current_Measurement();
/* Check if the StandBy flag is set */
if (PWR_GetFlagStatus(PWR_FLAG_SB) != RESET)
{
/* System resumed from STANDBY mode */
/* Clear StandBy flag */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR,ENABLE);
PWR_ClearFlag(PWR_FLAG_SB);
StanbyWakeUp = TRUE;
} else
{
StanbyWakeUp = FALSE;
}
PWR_PVDCmd(DISABLE);
RCC_Configuration();
PWR_VoltageScalingConfig(PWR_VoltageScaling_Range1);
/* Wait Until the Voltage Regulator is ready */
while (PWR_GetFlagStatus(PWR_FLAG_VOS) != RESET) ;
/* Init I/O ports */
Init_GPIOs ();
/* Initializes ADC */
ADC_Icc_Init();
enableInterrupts();
/* Warning ! in TSL Init the sysTick interrupt is setted to:
SysTick_Config(RCC_Clocks.HCLK_Frequency / 2000 ---> 500 µs*/
/* Init Touch Sensing configuration */
TSL_Init();
sMCKeyInfo[0].Setting.b.IMPLEMENTED = 1;
sMCKeyInfo[0].Setting.b.ENABLED = 1;
sMCKeyInfo[0].DxSGroup = 0x00;
/* Initializes the LCD glass */
LCD_GLASS_Init();
// EECE 337 Code -- Start
int N;
int f;
char str[8];
N = 10;
// Call to original factorial algorithm in C - for debugging
//f = factorial_orig( N );
factorial(&f, N);
// Copy result to f
sprintf (str, "%X", f);
//printf( "factorial of %i is %i\n", N, f);
LCD_GLASS_DisplayString(str);
// EECE 337 Code -- End
return(0);
}
static void prvConfigureLCD( void )
{
GPIO_InitTypeDef GPIO_InitStructure;
/* Enable necessary clocks. */
RCC_AHBPeriphClockCmd( RCC_AHBPeriph_GPIOA | RCC_AHBPeriph_GPIOB | RCC_AHBPeriph_GPIOC, ENABLE );
RCC_APB1PeriphClockCmd( RCC_APB1Periph_LCD, ENABLE );
PWR_RTCAccessCmd( ENABLE );
RCC_LSEConfig( ENABLE );
RCC_RTCCLKConfig( RCC_RTCCLKSource_LSE );
RCC_RTCCLKCmd( ENABLE );
/* Configure Port A LCD Output pins as alternate function. */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3 | GPIO_Pin_8 | GPIO_Pin_9 |GPIO_Pin_10 |GPIO_Pin_15;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_Init( GPIOA, &GPIO_InitStructure );
/* Select LCD alternate function for Port A LCD Output pins. */
GPIO_PinAFConfig( GPIOA, GPIO_PinSource1, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOA, GPIO_PinSource2, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOA, GPIO_PinSource3, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOA, GPIO_PinSource8, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOA, GPIO_PinSource9, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOA, GPIO_PinSource10, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOA, GPIO_PinSource15, GPIO_AF_LCD );
/* Configure Port B LCD Output pins as alternate function */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3 | GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 | GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_Init( GPIOB, &GPIO_InitStructure );
/* Select LCD alternate function for Port B LCD Output pins */
GPIO_PinAFConfig( GPIOB, GPIO_PinSource3, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOB, GPIO_PinSource4, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOB, GPIO_PinSource5, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOB, GPIO_PinSource8, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOB, GPIO_PinSource9, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOB, GPIO_PinSource10, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOB, GPIO_PinSource11, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOB, GPIO_PinSource12, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOB, GPIO_PinSource13, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOB, GPIO_PinSource14, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOB, GPIO_PinSource15, GPIO_AF_LCD );
/* Configure Port C LCD Output pins as alternate function */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3 | GPIO_Pin_6 | GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10 |GPIO_Pin_11 ;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_Init( GPIOC, &GPIO_InitStructure );
/* Select LCD alternate function for Port B LCD Output pins */
GPIO_PinAFConfig( GPIOC, GPIO_PinSource0, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOC, GPIO_PinSource1, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOC, GPIO_PinSource2, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOC, GPIO_PinSource3, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOC, GPIO_PinSource6, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOC, GPIO_PinSource7, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOC, GPIO_PinSource8, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOC, GPIO_PinSource9, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOC, GPIO_PinSource10, GPIO_AF_LCD );
GPIO_PinAFConfig( GPIOC, GPIO_PinSource11, GPIO_AF_LCD );
LCD_GLASS_Init();
LCD_GLASS_DisplayString( "F'RTOS" );
}
int main(void)
{
bool StanbyWakeUp ;
float Current_STBY;
/*!< At this stage the microcontroller clock setting is already configured,
this is done through SystemInit() function which is called from startup
file (startup_stm32l1xx_md.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32l1xx.c file
*/
Int_CurrentSTBY = Current_Measurement();
/* Check if the StandBy flag is set */
if (PWR_GetFlagStatus(PWR_FLAG_SB) != RESET)
{
/* System resumed from STANDBY mode */
/* Clear StandBy flag */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR,ENABLE);
PWR_ClearFlag(PWR_FLAG_SB);
StanbyWakeUp = TRUE;
} else
{
StanbyWakeUp = FALSE;
}
PWR_PVDCmd(DISABLE);
RCC_Configuration();
PWR_VoltageScalingConfig(PWR_VoltageScaling_Range1);
/* Wait Until the Voltage Regulator is ready */
while (PWR_GetFlagStatus(PWR_FLAG_VOS) != RESET) ;
/* Init I/O ports */
Init_GPIOs ();
/* Initializes ADC */
ADC_Icc_Init();
enableInterrupts();
/* Warning ! in TSL Init the sysTick interrupt is setted to:
SysTick_Config(RCC_Clocks.HCLK_Frequency / 2000 ---> 500 µs*/
/* Init Touch Sensing configuration */
TSL_Init();
sMCKeyInfo[0].Setting.b.IMPLEMENTED = 1;
sMCKeyInfo[0].Setting.b.ENABLED = 1;
sMCKeyInfo[0].DxSGroup = 0x00;
/* Initializes the LCD glass */
LCD_GLASS_Init();
while (1)
{
switch( State )
{
case 0:
//LED3 off and LED4 off
blink = 0;
GPIOB_ODR_value = 0x00000000;
ptr_PORTB->GPIOx_ODR = GPIOB_ODR_value;
break;
case 1:
//LED3 on and LED4 off
blink = 0;
GPIOB_ODR_value = 0x00000080;
ptr_PORTB->GPIOx_ODR = GPIOB_ODR_value;
break;
case 2:
//LED3 off and LED4 on
blink = 0;
GPIOB_ODR_value = 0x00000040;
ptr_PORTB->GPIOx_ODR = GPIOB_ODR_value;
break;
case 3:
//LED3 and LED4 blink with 2 second period
blink = 1;
break;
}
if(blink == 1)
{
GPIOB_ODR_value = 0x000000C0;
ptr_PORTB->GPIOx_ODR = GPIOB_ODR_value;
Delay(100);
GPIOB_ODR_value = 0x00000000;
ptr_PORTB->GPIOx_ODR = GPIOB_ODR_value;
Delay(100);
}
}
return(0);
}
/**
* @brief Restore Demonstration context (GPIOs Configurations, peripherals,...).
* @param None
* @retval None
*/
void IDD_Measurement_RestoreContext(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
EXTI_InitTypeDef EXTI_InitStructure;
GPIOA->MODER = GPIOA_MODER;
GPIOB->MODER = GPIOB_MODER;
GPIOC->MODER = GPIOC_MODER;
GPIOD->MODER = GPIOD_MODER;
GPIOE->MODER = GPIOE_MODER;
GPIOH->MODER = GPIOH_MODER;
GPIOA->PUPDR = GPIOA_PUPDR;
GPIOB->PUPDR = GPIOB_PUPDR;
GPIOC->PUPDR = GPIOC_PUPDR;
GPIOD->PUPDR = GPIOD_PUPDR;
GPIOE->PUPDR = GPIOE_PUPDR;
GPIOH->PUPDR = GPIOH_PUPDR;
/* At this stage the system has resumed from STOP mode ---------------------*/
EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
EXTI_InitStructure.EXTI_Line = IDD_WAKEUP_EXTI_LINE;
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising;
EXTI_InitStructure.EXTI_LineCmd = DISABLE;
EXTI_Init(&EXTI_InitStructure);
/* Enable the EXTI Interrupt */
NVIC_InitStructure.NVIC_IRQChannel = IDD_WAKEUP_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = DISABLE;
NVIC_Init(&NVIC_InitStructure);
/* Configure IDD_CNT_EN pin as output push-pull ----------------------------*/
GPIO_InitStructure.GPIO_Pin = IDD_CNT_EN_PIN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_40MHz;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AN;
GPIO_Init(IDD_CNT_EN_GPIO_PORT, &GPIO_InitStructure);
/* Allow access to the RTC */
PWR_RTCAccessCmd(ENABLE);
/*!< LSE Enable */
RCC_LSEConfig(RCC_LSE_ON);
/*!< Wait till LSE is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSERDY) == RESET)
{}
/*!< LCD Clock Source Selection */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE);
/* LCD GLASS Initialization */
LCD_GLASS_Init();
/* GPIO Configuration */
Demo_GPIOConfig();
/* Interrupt Configuration */
Demo_InterruptConfig();
/* Configure the systick */
Demo_SysTickConfig();
/*------------------- Drivers Initialization -------------------------------*/
/* Initialize the LEDs toggling */
Demo_LedShowInit();
/* Initialize the LCD */
STM32L152_LCD_Init();
/* If HSE is not detected at program startup */
if (RCC_GetFlagStatus(RCC_FLAG_HSERDY) == RESET)
{
/* Generate NMI exception */
SCB->ICSR |= SCB_ICSR_NMIPENDSET;
}
/* Initialize Wave player application */
WavePlayer_Init();
/* Initialize the Thermometer application */
LM75_Init();
/* Enable Leds toggling */
Demo_LedShow(ENABLE);
/* COMP2 Configuration */
Demo_COMPConfig();
/* Enable Leds toggling */
Demo_LedShow(ENABLE);
Demo_SysTickConfig();
}
/**
* @brief Current measurement in different MCU modes:
RUN/HALT/LowPower withouto LCD/LowPower with LCD
* @caller main and ADC_Icc_Test
* @param MCU state
* @retval ADC value.
*/
u16 ADC_Icc_Test(u8 Mcu_State)
{
uint16_t res;
uint8_t i;
/* Test MCU state for configuration */
switch (Mcu_State)
{
/* test Run mode nothing to do */
case MCU_RUN:
break;
/* Low power mode */
case MCU_LPR:
Halt_Init();
sim();
/* To prepare to start counter */
GPIO_HIGH(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
/* To configure Low Power */
LPR_init();
break;
/* Halt mode */
case MCU_HALT:
/* Init for Halt mode */
Halt_Init();
sim();
/* To prepare to start counter */
GPIO_HIGH(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
/* Falling edge for start counter */
GPIO_LOW(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
delay_10us(1);
/* MCU in halt during measurement */
/* Wake up by Interrupt done counter Input Port E pin 6 */
halt();
break;
case MCU_LPR_LCD:
PWR->CSR2 = 0x2;
sim();
/* To configure GPIO for reduce current. */
GPIO_LowPower_Config();
/* To prepare to start counter */
GPIO_HIGH(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
/* To configure Low Power */
LPR_init();
break;
}
sim();
/* re-start ADC chanel 24 for Current measurement */
ADC_Icc_Init();
/* Read ADC for current measurmeent */
/* initialize result */
res = 0;
for(i=8; i>0; i--)
{
/* start ADC convertion by software */
ADC_SoftwareStartConv(ADC1);
/* wait until end-of-covertion */
while( ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC) == 0 );
/* read ADC convertion result */
res += ADC_GetConversionValue(ADC1);
}
/* ICC_CNT_EN invalid */
GPIO_HIGH(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
GPIO_Init(BUTTON_GPIO_PORT, USER_GPIO_PIN,GPIO_Mode_In_FL_IT);
rim();
/* Disable ADC 1 for reduce current */
ADC_Cmd(ADC1, DISABLE);
CLK_PeripheralClockConfig(CLK_Peripheral_ADC1, DISABLE);
if (Mcu_State !=MCU_LPR_LCD)
{
CLK_PeripheralClockConfig(CLK_Peripheral_RTC, ENABLE);
LCD_GLASS_Init();
}
return (res>>3);
}
/**
* @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_stm32l1xx_xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32l1xx.c file
*/
/* RTC configuration -------------------------------------------------------*/
RTC_Config();
/* Configure the SysTick to generate an interrupt each 250 ms */
SysTickConfig();
/* LCD GLASS Initialization */
LCD_GLASS_Init();
/* Clear the LCD GLASS */
LCD_GLASS_Clear();
/* Configure STM32L152-EVAL LED1 and LED2 as Output push-pull */
STM_EVAL_LEDInit(LED1);
STM_EVAL_LEDInit(LED2);
while (1)
{
/* Display " STM32L " string on LCD glass in scrolling mode */
LCD_GLASS_ScrollString(LCD_String, SCROLL_NUM, SCROLL_SPEED);
/* Display String on the LCD */
#ifdef USE_STM32L152D_EVAL
LCD_GLASS_DisplayString("STOPMOD");
#else
LCD_GLASS_DisplayString("STOPMODE");
#endif
/* Enable Wakeup Counter */
RTC_WakeUpCmd(ENABLE);
/* Enter Stop Mode */
PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI);
/* Enable Wakeup Counter */
RTC_WakeUpCmd(DISABLE);
/* After wake-up from STOP reconfigure the system clock */
/* Enable HSE */
RCC_HSEConfig(RCC_HSE_ON);
/* Wait till HSE is ready */
while (RCC_GetFlagStatus(RCC_FLAG_HSERDY) == RESET)
{}
/* 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() != 0x0C)
{}
}
}
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_stm32l1xx_md.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32l1xx.c file
*/
/* Configure Clocks for Application need */
RCC_Configuration();
/* Configure RTC Clocks */
RTC_Configuration();
/* Set internal voltage regulator to 1.8V */
PWR_VoltageScalingConfig(PWR_VoltageScaling_Range1);
/* Wait Until the Voltage Regulator is ready */
while (PWR_GetFlagStatus(PWR_FLAG_VOS) != RESET) ;
/* Enable debug features in low power modes (Sleep, STOP and STANDBY) */
#ifdef DEBUG_SWD_PIN
DBGMCU_Config(DBGMCU_SLEEP | DBGMCU_STOP | DBGMCU_STANDBY, ENABLE);
#endif
/* Configure SysTick IRQ and SysTick Timer to generate interrupts */
RCC_GetClocksFreq(&RCC_Clocks);
SysTick_Config(RCC_Clocks.HCLK_Frequency / 500);
/* Init I/O ports */
Init_GPIOs();
/* Initializes the LCD glass */
LCD_GLASS_Configure_GPIO();
LCD_GLASS_Init();
/* Display Welcome message */
LCD_GLASS_ScrollSentence(" ** TEMPERATURE SENSOR EXAMPLE ** ",1,SCROLL_SPEED);
/* Disable SysTick IRQ and SysTick Timer */
SysTick->CTRL &= ~ ( SysTick_CTRL_TICKINT_Msk | SysTick_CTRL_ENABLE_Msk );
/* Test user or factory temperature sensor calibration value */
if ( testFactoryCalibData() == SUCCESS ) getFactoryTSCalibData(&calibdata);
else if ( testUserCalibData() == SUCCESS ) calibdata = *USER_CALIB_DATA;
else {
/* User calibration or factory calibration TS data are not available */
calibdata.TS_CAL_1 = DEFAULT_COLD_VAL;
calibdata.TS_CAL_2 = DEFAULT_HOT_VAL;
writeCalibData(&calibdata);
calibdata = *USER_CALIB_DATA;
}
/* Configure Wakeup from sleep using RTC event*/
configureWakeup();
/* Configure direct memory access for ADC usage*/
configureDMA();
/* Configure ADC for temperature sensor value conversion */
configureADC_Temp();
while(1) {
/* Re-enable DMA and ADC conf and start Temperature Data acquisition */
acquireTemperatureData();
/* Stay in SLEEP mode untill the data are acquired by ADC */
__WFI();
/* for DEBUG purpose uncomment the following line and comment the __WFI call to do not enter STOP mode */
// while (!flag_ADCDMA_TransferComplete);
/* Disable ADC, DMA and clock*/
powerDownADC_Temper();
/* Process mesured Temperature data - calculate average temperature value in °C */
processTempData();
if (flag_UserButton == TRUE) {
clearUserButtonFlag();
if (CurrentlyDisplayed == Display_TemperatureDegC)
CurrentlyDisplayed = Display_ADCval;
else
CurrentlyDisplayed = Display_TemperatureDegC;
}
if (CurrentlyDisplayed == Display_TemperatureDegC) {
/* print average temperature value in °C */
sprintf(strDisp, "%d °C", temperature_C );
} else {
/* print result of ADC conversion */
sprintf(strDisp, "> %d", tempAVG );
}
LCD_GLASS_Clear();
LCD_GLASS_DisplayString( (unsigned char *) strDisp );
/* Enable RTC Wakeup */
RTC_WakeUpCmd(ENABLE);
/* Clear WakeUp flag */
PWR_ClearFlag(PWR_FLAG_WU);
/* Enter in wait for interrupt stop mode*/
PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI);
RCC_Configuration(); // reinitialize clock
/* After Wake up : Disable Wake up from RTC*/
RTC_WakeUpCmd(DISABLE);
}
}
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_stm32l1xx_md.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32l1xx.c file
*/
/* Configure Clocks for Application need */
RCC_Configuration();
uint8_t rxBuf[4];
uint8_t txBuf[16];
uint8_t chByte[2];
uint8_t chMainStep=MAIN_STEP_IDLE;
int16_t* iCurentAdcValue=(int16_t*)chByte; // теперь тут будет лежать последнее измеренное число
/* Configure RTC Clocks */
RTC_Configuration();
/* Enable debug features in low power modes (Sleep, STOP and STANDBY) */
#ifdef DEBUG_SWD_PIN
DBGMCU_Config(DBGMCU_SLEEP | DBGMCU_STOP | DBGMCU_STANDBY, ENABLE);
#endif
/* Configure SysTick IRQ and SysTick Timer to generate interrupts */
RCC_GetClocksFreq(&RCC_Clocks);
SysTick_Config(RCC_Clocks.HCLK_Frequency / 500);
/* Init I/O ports */
conf_analog_all_GPIOS(); /* configure all GPIOs as analog input */
InitButton();
MesureCurInit();
LCD_GLASS_Init();/* Initializes the LCD glass */
// RCC_AHBPeriphClockCmd(LD_GPIO_PORT_CLK , ENABLE);
//RCC_AHBPeriphClockCmd(LD_GPIO_PORT_CLK | P_GATE1_GPIO_PORT_CLK |
/// P_GATE2_GPIO_PORT_CLK | N_GATE1_GPIO_PORT_CLK |
// N_GATE2_GPIO_PORT_CLK , ENABLE);
Delay.Init();
DbgUART.UART_Init(USART3);
i2cMgr.SetDbgUART(&DbgUART);
i2cMgr.Init();
calipers.Init();
calipers.Callback=CallBackCalipers;
// Setup i2cCmd to write config data to ADC
txBuf[0]=0x88; //Bits 3 and 2 control the ADS1100Тs data rate "1 0"= 16SPS
I2C_command.Address=0x48;
I2C_command.DataToRead.Length = 0;
I2C_command.DataToRead.Buf=rxBuf;
I2C_command.DataToWrite.Buf = txBuf;
I2C_command.DataToWrite.Length = 1;
I2C_command.Callback=CallBackI2C;
i2cMgr.AddCmd(I2C_command);
// Setup i2cCmd to read data from ADC
I2C_command.Address=0x48;
I2C_command.DataToRead.Length = 4;
I2C_command.DataToRead.Buf=rxBuf;
I2C_command.DataToWrite.Buf = txBuf;
I2C_command.DataToWrite.Length = 0;
I2C_command.Callback=CallBackI2C;
/* Display Welcome message */
// LCD_GLASS_ScrollSentence((uint8_t*)" CELESTIA ONLINE ",1,SCROLL_SPEED);
Delay.Reset(&TimeDelay);
Delay.Reset(&DbgDelay);
MesureCurStop();
char chI2cCounter=0;
MesureCurUpward();
chflagI2C=1;
while(1){
i2cMgr.Task();
calipers.Task();
switch (chMainStep)
{
case MAIN_STEP_IDLE:
if (calipers.GetState()==SPI_END_RX) //при выходе из холостго режима пропускаем первый отсчет со штангена, чтобы ток в датчике
{
chMainStep=MAIN_STEP_WAIT_CALIPERS_START;
DbgUART.SendPrintF("OUT IDLE \n");
MesureCurUpward(); // включаем ток
chflagI2C=0;
}
break;
case MAIN_STEP_WAIT_CALIPERS_START:
if (calipers.GetState()==SPI_IDLE) // давно небыло посылок с штангена,
{
DbgUART.SendPrintF("IN IDLE \n");
chMainStep=MAIN_STEP_IDLE; // переходим в холостой режим
MesureCurStop(); //отключаем ток в датчике.
}
if (calipers.GetState()==SPI_START_RX) // начало приема данных со штангена
{
//DbgUART.SendPrintF("IN I2C \n");
chMainStep=MAIN_STEP_WAIT_I2C;
i2cMgr.AddCmd(I2C_command);
}
break;
case MAIN_STEP_WAIT_I2C:
if (chflagI2C==1) // закончилась работа с I2C
{
chMainStep=MAIN_STEP_WAIT_CALIPERS_END;
MesureCurToggle(); // переключаем направление тока
}
break;
case MAIN_STEP_WAIT_CALIPERS_END:
if (calipers.GetState()==SPI_END_RX) // закончилcz прием данных о штангена
{
chByte[0]=rxBuf[1];
chByte[1]=rxBuf[0];
DbgUART.SendPrintF("ACD_VAL=%d \n",*iCurentAdcValue);
LCD_GLASS_Clear();
tiny_sprintf(strDisp, " %d ", calipers.iSpiDataRx );
LCD_GLASS_DisplayString( (unsigned char *) strDisp );
DbgUART.SendPrintF("CALIPERS_VAL=%d \n",calipers.iSpiDataRx);
DbgUART.SendPrintF("OUT I2CE \n");
chMainStep=MAIN_STEP_WAIT_CALIPERS_START;
}
break;
} //switch
// if (Delay.Elapsed(&DbgDelay,100)) DbgUART.SendPrintF("i2c flag=%d main_state=%d \n ",chflagI2C, chMainStep) ;
/* if (chflagI2C==1) // закончилась работа с I2C
{
MesureCurToggle();
chflagI2C=0;
}
if (Delay.Elapsed(&DbgDelay,250))
{
if (chI2cCounter<=10)
{
//MesureCurToggle();
chByte[0]=rxBuf[1];
chByte[1]=rxBuf[0];
DbgUART.SendPrintF("ACD_VAL=%d \n",*iCurentAdcValue);
rxBuf[0]=0;
rxBuf[1]=0;
chI2cCounter++;
//chflagI2C=0;
i2cMgr.AddCmd(I2C_command);
}
}
*/
if (flag_UserButton == TRUE)
{
clearUserButtonFlag();
chI2cCounter=0;
}
}
}
/**
* @brief main entry point.
* @par Parameters None
* @retval void None
* @par Required preconditions: None
*/
void main(void)
{
uint8_t PayloadLength,
data_sensor,
*bufMessage;
/* deinit I/O ports */
DeInitClock();
DeInitGPIO();
/* Select HSI as system clock source */
#ifdef USE_HSI
CLK_SYSCLKSourceConfig(CLK_SYSCLKSource_HSI);
CLK_SYSCLKDivConfig(CLK_SYSCLKDiv_16);
#else
CLK_SYSCLKSourceSwitchCmd(ENABLE);
/* Select 2MHz HSE as system clock source */
CLK_SYSCLKSourceConfig(CLK_SYSCLKSource_HSE);
CLK_SYSCLKDivConfig(CLK_SYSCLKDiv_4);
CLK_HSICmd(DISABLE);
#endif
// Initializes the LCD glass
LCD_GLASS_Init();
/* LED button init: GPIO set in push pull */
GPIO_Init( LED_GPIO_PORT, LED_GPIO_PIN, GPIO_Mode_Out_PP_Low_Fast);
// set to 0
GPIOE->ODR &= ~LED_GPIO_PIN;
/* USER button init: GPIO set in input interrupt active mode */
GPIO_Init( BUTTON_GPIO_PORT, USER_GPIO_PIN, GPIO_Mode_In_FL_IT);
EXTI_SetPinSensitivity(EXTI_Pin_7, EXTI_Trigger_Falling);
//* Init Bar on LCD all are OFF
BAR0_OFF;
BAR1_OFF;
BAR2_OFF;
BAR3_OFF;
enableInterrupts();
//* At power on VDD diplays
bufMessage = NDEFmessage;
if (EEMenuState > STATE_TEMPMEAS)
EEMenuState = STATE_CHECKNDEFMESSAGE;
FLASH_Unlock(FLASH_MemType_Data );
state_machine = EEMenuState ;
delayLFO_ms (1);
if (EEInitial == 0)
{
User_WriteFirmwareVersion ();
EEInitial =1;
}
while (1)
{
switch (state_machine)
{
case STATE_VREF:
// measure the voltage available at the output of the M24LR04E-R
Vref_measure();
delayLFO_ms (2);
break;
case STATE_CHECKNDEFMESSAGE:
// read the NDEF message from the M24LR04E-R EEPROM and display it if it is found
if (User_ReadNDEFMessage (&PayloadLength) == SUCCESS)
User_DisplayMessage (bufMessage,PayloadLength);
// User_DisplayMessageActiveHaltMode (PayloadLength);
else
User_DisplayMessage((uint8_t*)ErrorMessage,20);
break;
case STATE_TEMPMEAS:
// read the ambiant tempserature from the STTS751
User_GetOneTemperature (&data_sensor);
// display the temperature
User_DisplayOneTemperature (data_sensor);
delayLFO_ms (2);
break;
break;
/* for safe: normaly never reaches */
default:
LCD_GLASS_Clear();
LCD_GLASS_DisplayString("Error");
state_machine = STATE_VREF;
break;
}
}
}
/**
* @brief main entry point.
* @par Parameters None
* @retval void None
* @par Required preconditions: None
*/
void main(void)
{
uint8_t PayloadLength,
data_sensor,
*bufMessage;
/* deinit I/O ports */
DeInitClock();
DeInitGPIO();
/* Select HSI as system clock source */
#ifdef USE_HSI
CLK_SYSCLKSourceConfig(CLK_SYSCLKSource_HSI);
CLK_SYSCLKDivConfig(CLK_SYSCLKDiv_16);
#else
CLK_SYSCLKSourceSwitchCmd(ENABLE);
/* Select 2MHz HSE as system clock source */
CLK_SYSCLKSourceConfig(CLK_SYSCLKSource_HSE);
CLK_SYSCLKDivConfig(CLK_SYSCLKDiv_4);
CLK_HSICmd(DISABLE);
#endif
// Initializes the LCD glass
LCD_GLASS_Init();
/* LED button init: GPIO set in push pull */
GPIO_Init( LED_GPIO_PORT, LED_GPIO_PIN, GPIO_Mode_Out_PP_Low_Fast);
// set to 0
GPIOE->ODR &= ~LED_GPIO_PIN;
/* USER button init: GPIO set in input interrupt active mode */
GPIO_Init( BUTTON_GPIO_PORT, USER_GPIO_PIN, GPIO_Mode_In_FL_IT);
EXTI_SetPinSensitivity(EXTI_Pin_7, EXTI_Trigger_Falling);
//* Init Bar on LCD all are OFF
BAR0_OFF;
BAR1_OFF;
BAR2_OFF;
BAR3_OFF;
enableInterrupts();
//* At power on VDD diplays
bufMessage = NDEFmessage;
if (EEMenuState > STATE_TEMPMEAS)
EEMenuState = STATE_CHECKNDEFMESSAGE;
FLASH_Unlock(FLASH_MemType_Data );
state_machine = EEMenuState ;
delayLFO_ms (1);
if (EEInitial == 0)
{
User_WriteFirmwareVersion ();
EEInitial =1;
}
while (1)
{
switch (state_machine)
{
case STATE_VREFF:
// measure the voltage available at the output of the M24LR04E-R
Vref_measure();
delayLFO_ms (2);
//turn on led
GPIO_SetBits(GPIOE, GPIO_Pin_6);
break;
case STATE_VBIO:
//measure the output voltage of biosensor through Pin 7 Port E
CLK_PeripheralClockConfig(CLK_Peripheral_ADC1, ENABLE);
ADC_DeInit(ADC1);
ADC_VrefintCmd(ENABLE);
delay_10us(3);
GPIO_DeInit(GPIOE);
GPIO_Init(GPIOE,GPIO_Pin_7 ,/*GPIO_Mode_In_FL_No_IT*/GPIO_Mode_In_PU_No_IT);
ADC_Cmd(ADC1, ENABLE);
ADC_Init(ADC1, ADC_ConversionMode_Single,ADC_Resolution_12Bit, ADC_Prescaler_1);
ADC_SamplingTimeConfig(ADC1, ADC_Group_FastChannels, ADC_SamplingTime_9Cycles);
ADC_ChannelCmd(ADC1, ADC_Channel_3, ENABLE);
delay_10us(3); // Important delay
res = 0;
res_2 = 0;
i=0;
for(i=8; i>0; i--)
{
/* start ADC convertion by software */
ADC_SoftwareStartConv(ADC1);
/* wait until end-of-covertion */
while( ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC) == 0 );
/* read ADC convertion result */
res += ADC_GetConversionValue(ADC1);
}
/* de-initialize ADC*/
ADC_VrefintCmd(DISABLE);
ADC_DeInit(ADC1);
/* disable SchmittTrigger for ADC_Channel_24, to save power */
ADC_SchmittTriggerConfig(ADC1, ADC_Channel_3, DISABLE);
CLK_PeripheralClockConfig(CLK_Peripheral_ADC1, DISABLE);
ADC_ChannelCmd(ADC1, ADC_Channel_3, DISABLE);
res = res>>3;
P_VREFINT_Factory = VREFINT_Factory_CONV_ADDRESS;
#ifdef VREFINT_FACTORY_CONV
if ((*P_VREFINT_Factory>VREFINT_Factory_CONV_MIN ) && (*P_VREFINT_Factory<VREFINT_Factory_CONV_MAX ))
{
/* If the value exists:
Adds the hight byte to FullVREF_FACTORY */
FullVREF_FACTORY = VREFINT_Factory_CONV_MSB;
FullVREF_FACTORY += *P_VREFINT_Factory;
res_2 = (float)(FullVREF_FACTORY*VDD_FACTORY);
res_2 /= res;
} else {
res_2 = (VREF/res) * ADC_CONV; // usally res>>3
}
#else
/* We use the theorcial value */
res_2 = (VREF/res) * ADC_CONV;
#endif
/* Vdd_appli in mV */
res_2*= 1000L;
convert_into_char (res_2, tab);
/* To add unit and decimal point */
tab[5] = 'V';
tab[4] = ' ';
tab[1] |= DOT; /* To add decimal point for display in volt */
tab[0] = ' ';
LCD_GLASS_DisplayStrDeci(tab);
delayLFO_ms (2);
//LCD_GLASS_DisplayString("V BIO");
break;
case STATE_CHECKNDEFMESSAGE:
// read the NDEF message from the M24LR04E-R EEPROM and display it if it is found
if (User_ReadNDEFMessage (&PayloadLength) == SUCCESS)
User_DisplayMessage (bufMessage,PayloadLength);
// User_DisplayMessageActiveHaltMode (PayloadLength);
else
User_DisplayMessage(ErrorMessage,20);
break;
case STATE_TEMPMEAS:
// read the ambiant tempserature from the STTS751
User_GetOneTemperature (&data_sensor);
// display the temperature
User_DisplayOneTemperature (data_sensor);
delayLFO_ms (2);
break;
break;
/* for safe: normaly never reaches */
default:
LCD_GLASS_Clear();
LCD_GLASS_DisplayString("Error");
state_machine = STATE_VREFF;
break;
}
}
}
/*---------------------------------------------------------------------------
Main program start here
*---------------------------------------------------------------------------*/
int main()
{
GPIO_InitTypeDef pa0;
RCC_RTC_Configuration();
LCD_GLASS_Init();
LCD_GLASS_Configure_GPIO();
init_USART();
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA,ENABLE);
GPIO_StructInit(&pa0);
pa0.GPIO_Mode = GPIO_Mode_IN;
pa0.GPIO_Pin = GPIO_Pin_0;
GPIO_Init(GPIOA,&pa0);
while(1) {
if( GPIO_ReadInputDataBit(GPIOA,GPIO_Pin_0) == 1 && state == 0)
{
count++;
sprintf(DataSendToServer,"GET /cpe312/index.php?Name=TESTING_%d HTTP/1.1\r\nHost: markdang.lnw.mn\r\n\r\n",count);
// Test AT startup
send_data("AT\r\n");
wait_data("OK");
// Restart module
send_data("AT+RST\r\n");
wait_data("ready");
display("OK RST");
// Set Station & softAP Mode
send_data("AT+CWMODE_CUR=3\r\n");
wait_data("OK");
display("STA+AP");
// Set Station & softAP Mode
send_data("AT+CWJAP_CUR=\"CPE312\",\"25033333\"\r\n");
wait_data("OK");
display("SET AP");
// Set TCP , Address & Port : Check data http://markdang.lnw.mn/cpe312/show_data.php
send_data("AT+CIPSTART=\"TCP\",\"markdang.lnw.mn\",80\r\n");
wait_data("CONNECT");
display("SETTCP");
length = strlen(DataSendToServer); // find length of data
sprintf(nbr_DataSendToServer, "AT+CIPSEND=%d\r\n", length); // Set data size
// Send length of data to server
send_data(nbr_DataSendToServer);
wait_data(">");
display("SetLEN");
// Send data to server
send_data(DataSendToServer);
wait_data("SEND OK");
display("SENDOK");
// Close AP
send_data("AT+CWQAP\r\n");
wait_data("OK");
display("Close");
state = 1;
}
else if ( GPIO_ReadInputDataBit(GPIOA,GPIO_Pin_0) == 0 && state == 1)
{
state = 0;
}
display("ready ");
}
}
/**
* @brief Current measurement in different MCU modes:
* RUN/SLEEP/LowPower/STANDBY with/without RTC
* @caller main and ADC_Icc_Test
* @param MCU state
* @retval ADC value.
*/
uint16_t ADC_Icc_Test(uint8_t Mcu_State)
{
GPIO_InitTypeDef GPIO_InitStructure;
uint16_t adc_measure;
uint32_t i;
RCC_TypeDef SavRCC;
/* Reset UserButton State */
UserButton = FALSE;
/* Start counter */
GPIO_HIGH(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
/* Disable the RTC Wakeup Interrupt */
RTC_ITConfig(RTC_IT_WUT, DISABLE);
/* Disable LCD */
LCD_Cmd(DISABLE);
/* wait until LCD disable */
while (LCD_GetFlagStatus(LCD_FLAG_ENS) == SET);
/*Reset Idd-WakeUP flag*/
Idd_WakeUP = FALSE;
/* Set IO in lowpower configuration*/
GPIO_LowPower_Config();
/*Disable fast wakeUp*/
PWR_FastWakeUpCmd(DISABLE);
/* Test MCU state for configuration */
switch (Mcu_State)
{
/* Run mode : Measurement Measurement performed with MSI 4 MHz without RTC*/
case MCU_RUN:
/* switch on MSI clock */
SetHSICLKToMSI(RCC_MSIRange_6,NoDIV2,NoRTC) ;
/* shitch on MSI clock */
Config_RCC(&SavRCC);
SysTick->CTRL = 0;
RCC->APB1ENR = 0;
/* To run nops during measurement:
it's the best case for low current */
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;
/* SLEEP mode : Measurement performed with MSI 4 MHz without RTC in WFI mode*/
case MCU_SLEEP:
SetHSICLKToMSI(RCC_MSIRange_6,NoDIV2,NoRTC) ;
Config_RCC(&SavRCC);
Config_Systick_50ms();
Delay(1);
/* Request Wait For Interrupt */
PWR_EnterSleepMode(PWR_Regulator_ON,PWR_SLEEPEntry_WFI);
break;
/* RUN LOW POWER mode : Measurement performed with MSI 32 Khz without RTC */
case MCU_LP_RUN:
/* Disable PVD */
PWR_PVDCmd(DISABLE);
/* Enable The ultra Low Power Mode */
PWR_UltraLowPowerCmd(ENABLE);
/* Save the RCC configuration registers */
Config_RCC(&SavRCC);
/* Stop the sys tick in order to avoid IT */
SysTick->CTRL = 0;
#ifdef TESTINRAM
SetHSICLKToMSI(RCC_MSIRange_0,DIV2,NoRTC) ;
PWR_EnterLowPowerRunMode(ENABLE);
while(PWR_GetFlagStatus(PWR_FLAG_REGLP) == RESET) ;
DisableInterrupts();
EnterLPRUNModeRAM();
EnableInterrupts();
#else
/* Swith in MSI 32KHz */
SetHSICLKToMSI(RCC_MSIRange_64KHz,DIV2,NoRTC) ;
PWR_EnterLowPowerRunMode(ENABLE);
while(PWR_GetFlagStatus(PWR_FLAG_REGLP) == RESET) ;
/* Launch the counter */
GPIO_LOW(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
/* To run the nop during measurement:
it's the best case for low current
until counter reach detected by IT --> Idd_WakeUP */
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();
} while (Idd_WakeUP == FALSE );
#endif
PWR_EnterLowPowerRunMode(DISABLE);
while(PWR_GetFlagStatus(PWR_FLAG_REGLP) != RESET) ;
break;
/* SLEEP LOW POWER mode
Measurement done to MSI 32 Khz without RTC
*/
case MCU_LP_SLEEP:
/* Disable PVD */
PWR_PVDCmd(DISABLE);
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
/* To save the RCC configuration registers */
Config_RCC(&SavRCC);
/* To stop the sys tick for avoid IT */
SysTick->CTRL = 0;
/* Swith in MSI 32KHz */
SetHSICLKToMSI(RCC_MSIRange_0,DIV2,NoRTC) ;
#ifdef TESTINRAM
DisableInterrupts();
EnterLPSLEEPModeRAM();
EnableInterrupts();
#else
/* Falling edge for start counter */
GPIO_LOW(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
/* Request Wait For Interrupt */
PWR_EnterSleepMode(PWR_Regulator_LowPower,PWR_SLEEPEntry_WFI);
#endif
break;
/* STOP modes
Measurement done to MSI 32 Khz without or with RTC
*/
case MCU_STOP_NoRTC:
case MCU_STOP_RTC:
/* Disable PVD */
PWR_PVDCmd(DISABLE);
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
/* To save the RCC configuration registers */
Config_RCC(&SavRCC);
/* To stop the sys tick for avoid IT */
SysTick->CTRL = 0;
/* Swith in MSI 32KHz */
if( Mcu_State == MCU_STOP_NoRTC )
SetHSICLKToMSI(RCC_MSIRange_0,DIV2,NoRTC) ;
else
SetHSICLKToMSI(RCC_MSIRange_0,DIV2,WITHRTC) ;
/* Falling edge for start counter */
GPIO_LOW(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
/* Request Wait For Interrupt */
PWR_EnterSTOPMode(PWR_Regulator_LowPower,PWR_STOPEntry_WFI);
break;
/* Standby mode without RTC
Measurement done to MSI 32 Khz without RTC
*/
case MCU_STBY:
/* Disable PVD */
PWR_PVDCmd(DISABLE);
/* Enable Ultra low power mode */
PWR_UltraLowPowerCmd(ENABLE);
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_Pin = GPIO_Pin_0 ;
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_Init( GPIOA, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource13,GPIO_AF_RTC_AF1) ;
//GPIO_PinAFConfig(GPIOA, GPIO_PinSource0,GPIO_AF_RTC_AF1) ;
Config_RCC(&SavRCC);
SysTick->CTRL = 0;
/* Swith in MSI 32KHz */
SetHSICLKToMSI(RCC_MSIRange_0,DIV2,NoRTC) ;
PWR_WakeUpPinCmd(PWR_WakeUpPin_1,ENABLE);
PWR_UltraLowPowerCmd(ENABLE);
PWR_EnterSTANDBYMode();
/* Stop here WakeUp EXIT on RESET */
break;
}
SetHSICLK();
Config_Systick();
RCC->AHBENR = SavRCC.AHBENR;
PWR_VoltageScalingConfig(PWR_VoltageScaling_Range1);
/* Wait Until the Voltage Regulator is ready */
while (PWR_GetFlagStatus(PWR_FLAG_VOS) != RESET) ;
/* Read ADC for current measurmeent */
adc_measure = Current_Measurement();
/* ICC_CNT_EN Hi */
GPIO_HIGH(CTN_GPIO_PORT,CTN_CNTEN_GPIO_PIN);
UserButton = TRUE;
/* To restore RCC registers */
RCC->APB1ENR = SavRCC.APB1ENR;
RCC->APB2ENR = SavRCC.APB2ENR;
RCC->AHBLPENR = SavRCC.AHBLPENR;
RCC->APB1LPENR = SavRCC.APB1LPENR;
RCC->APB2LPENR = SavRCC.APB2LPENR;
/* Need to reinit RCC for LCD*/
RCC_Configuration();
PWR_EnterLowPowerRunMode(DISABLE);
/* Disable Ultra low power mode */
PWR_UltraLowPowerCmd(DISABLE);
/* Disable FLASH during SLeep LP */
FLASH_SLEEPPowerDownCmd(DISABLE);
Restore_GPIO_Config();
/* Clear Wake Up flag */
PWR_ClearFlag(PWR_FLAG_WU);
/* Enable PVD */
PWR_PVDCmd(ENABLE);
LCD_GLASS_Init();
return (adc_measure);
}
int main(void)
{
int i;
RCC_Configuration(); //?????????????
NVIC_Configuration();
LED_Config();
TIM7_Configuration(10) ;
RCC_Config();
ADC_initial();
UART1_Init();
UART1_Config(9600);
UART1_Cmd(ENABLE);
UART1_Write("stm start",9);
LCD_GLASS_Configure_GPIO();
LCD_GLASS_Init();
while (1)
{
int wdt=0;
int adc_wdt=0;
double adc=0;
//// solution 2 working String
i=0;
memcpy(buff2,buff, strlen(buff)); // ? buff ??? buff2
memset(buff, 0, strlen(buff)); // ?? buff ???????
while(1)
{
if(USART_GetFlagStatus(USART1,USART_FLAG_RXNE) != RESET)
{
char c = USART_ReceiveData(USART1);
i=i+1;
if(c == '\r')
break;
else
if (c == '\n')
break;
else
sprintf (buff, "%s%c", buff,c);
}else
{
wdt++;
adc_wdt++;
if(adc_wdt%100==0)
{
adc=(adc*99.0+GetADC())/100.0;
}
if(adc_wdt>10000)
{
adc_wdt=0;
LCDPrint(" %0.1f ",adc);
}
if(wdt==50)
{
wdt=0;
for(i=0;i<4;i++)
{
if(flag[i]==0)
{
LED[i]++;
if(LED[i]>300)
{
flag[i]=1;
}
}else
{
LED[i]--;
if(LED[i]==0)
{
flag[i]=0;
}
}
}
}
}
}
/* strcat(buff,"\n");
UART1_Write(buff, strlen(buff));
Lcd_print(buff);
*/ // UART1_Write(")",1);
USART_ClearFlag(USART1, USART_FLAG_RXNE);
}
}
int main(void)
{
bool StanbyWakeUp ;
float Current_STBY;
/*!< At this stage the microcontroller clock setting is already configured,
this is done through SystemInit() function which is called from startup
file (startup_stm32l1xx_md.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32l1xx.c file
*/
Int_CurrentSTBY = Current_Measurement();
/* Check if the StandBy flag is set */
if (PWR_GetFlagStatus(PWR_FLAG_SB) != RESET)
{
/* System resumed from STANDBY mode */
/* Clear StandBy flag */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR,ENABLE);
PWR_ClearFlag(PWR_FLAG_SB);
StanbyWakeUp = TRUE;
} else
{
StanbyWakeUp = FALSE;
}
PWR_PVDCmd(DISABLE);
RCC_Configuration();
PWR_VoltageScalingConfig(PWR_VoltageScaling_Range1);
/* Wait Until the Voltage Regulator is ready */
while (PWR_GetFlagStatus(PWR_FLAG_VOS) != RESET) ;
/* Init I/O ports */
Init_GPIOs ();
/* Initializes ADC */
ADC_Icc_Init();
enableInterrupts();
/* Warning ! in TSL Init the sysTick interrupt is setted to:
SysTick_Config(RCC_Clocks.HCLK_Frequency / 2000 ---> 500 µs*/
/* Init Touch Sensing configuration */
TSL_Init();
sMCKeyInfo[0].Setting.b.IMPLEMENTED = 1;
sMCKeyInfo[0].Setting.b.ENABLED = 1;
sMCKeyInfo[0].DxSGroup = 0x00;
/* Initializes the LCD glass */
LCD_GLASS_Init();
// EECE 337 Code -- Start
char str[50]; // Used to display results
unsigned int delay_time = 5000; // Will delay for 5 seconds
const unsigned int numItems = 10; // # items in array
int MyArray[10] = { 365, 245, -499, 0, 23, 8, 200, -4, -50, 25 };
int minimum = 0; // Will hold minimum value
int maximum = 0; // Will hold maximum value
// Call Function to obtain Min and Max values from array
min_max(MyArray, numItems, &minimum, &maximum);
// Copy min result to str
sprintf (str, "%d", minimum);
// Display on LCD
LCD_GLASS_DisplayString(str);
// Pause for 5 seconds
Delay(delay_time);
// Clear LCD
LCD_GLASS_Clear();
// Copy max result to str
sprintf (str, "%d", maximum);
// Display on LCD
LCD_GLASS_DisplayString(str);
// Pause for 5 seconds
Delay(delay_time);
// EECE 337 Code -- End
return(0);
}
