/**
* @brief To return the supply measurmeent
* @caller several functions
* @param None
* @retval ADC value
*/
uint16_t ADC_Supply(void)
{
uint8_t i;
uint16_t res;
/* Initializes ADC */
ADC_Icc_Init();
ADC_TempSensorVrefintCmd(ENABLE);
/* ADC1 regular channel 17 for VREF configuration */
ADC_RegularChannelConfig(ADC1, ADC_Channel_17, 1, ADC_SampleTime_192Cycles);
/* initialize result */
res = 0;
for(i=4; 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_TempSensorVrefintCmd(DISABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, DISABLE);
return (res>>2);
}
/**
* @brief Current measurement
* @caller main and ADC_Icc_Test
* @param None
* @retval ADC conversion value
*/
uint16_t Current_Measurement (void)
{
uint16_t res,i;
/* re-start ADC chanel 24 for Current measurement */
ADC_Icc_Init();
/* initialize result */
res = 0;
for(i=4; 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);
}
return (res>>2);
}
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);
}
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);
}
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);
}
/**
* @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);
}
