/**
* @brief Measures the BIAS current PJ1 Must be on OFF position
* @caller main
* @param None
* @retval None
*/
void Bias_measurement(void)
{
uint16_t V_Current;
uint8_t B_Current;
LCD_GLASS_ScrollSentence(" ** BIAS CURRENT ** JP1 OFF **",1,SCROLL_SPEED);
B_Current = ADC_Icc_Test(MCU_HALT);
V_Current = (uint16_t)(B_Current * (Vdd_appli()/ADC_CONV));
V_Current *= 10L;
display_MuAmp(V_Current);
/* To store the value in E²Prom */
FLASH_ProgramBias(B_Current);
while (1) /* Infinite loop for force to restart application */
{
B_Current = ADC_Icc_Test(MCU_HALT);
V_Current = (uint16_t)(B_Current * (Vdd_appli()/ADC_CONV));
V_Current *= 10L;
display_MuAmp(V_Current);
delay_ms(300);
}
}
/**
* @brief Run auto test
* @caller main
* @param None
* @retval None
*/
void auto_test(void)
{
uint16_t tab[6]={0x20,0x20,0x20,0x20,0x20,0x20};
Auto_test = TRUE;
/* Switch off leds*/
GPIO_LOW(LED_GREEN_PORT,LED_GREEN_PIN);
GPIO_LOW(LED_BLUE_PORT,LED_BLUE_PIN);
/* To display version */
LCD_GLASS_DisplayString(" TEST ");
delay_ms(150);
STR_VERSION;
LCD_GLASS_DisplayStrDeci(tab);
delay_ms(200);
/* And launch the tests*/
test_LSE();
test_vdd();
test_icc_Run();
test_icc_HALT();
test_icc_LP();
Auto_test = FALSE;
/* Infinite loop: Press reset button at the end of test for exit*/
while (1)
{
LCD_GLASS_ScrollSentence("TEST OK ",1,SCROLL_SPEED);
KeyPressed = FALSE;
}
}
/**
* @brief Automatic test switch to LSE clock from HSI and return to HSI
* @caller auto_test
* @param None
* @retval None
*/
void test_LSE(void)
{
/* Switch the clock to LSE */
LCD_GLASS_DisplayString("LSE");
CLK_SYSCLKDivConfig(CLK_SYSCLKDiv_1);
CLK_LSEConfig(CLK_LSE_ON);
delay_ms(LSE_DELAY);
if((CLK->ECKCR & CLK_ECKCR_LSERDY) == RESET)
{
LCD_GLASS_DisplayString("LSE");
delay_ms(LSE_DELAY);
if((CLK->ECKCR & CLK_ECKCR_LSERDY) == RESET)
{
LCD_GLASS_DisplayString("LSE");
delay_ms(LSE_DELAY);
if((CLK->ECKCR & CLK_ECKCR_LSERDY) == RESET)
{
/* Switch the clock to HSI*/
CLK_LSEConfig(CLK_LSE_OFF);
CLK_SYSCLKDivConfig(CLK_SYSCLKDiv_8);
CLK_HSICmd(ENABLE);
while (((CLK->ICKCR)& 0x02)!=0x02);
CLK_SYSCLKSourceConfig(CLK_SYSCLKSource_HSI);
CLK_SYSCLKSourceSwitchCmd(ENABLE);
while (((CLK->SWCR)& 0x01)==0x01);
while(1)
{
LCD_GLASS_ScrollSentence("LSE Not OK ",1,SCROLL_SPEED); //Press reset for exit
KeyPressed = FALSE;
}
}
}
}
/* Wait flag LSE ready */
while (!((CLK->ECKCR)& CLK_ECKCR_LSERDY));
/* Switch in LSE clock */
CLK_SYSCLKSourceConfig(CLK_SYSCLKSource_LSE);
CLK_SYSCLKSourceSwitchCmd(ENABLE);
while (((CLK->SWCR)& 0x01)==0x01);
LCD_GLASS_DisplayString("LSE OK");
/* Switch the clock to HSI */
CLK_LSEConfig(CLK_LSE_OFF);
CLK_SYSCLKDivConfig(CLK_SYSCLKDiv_8);
CLK_HSICmd(ENABLE);
while (((CLK->ICKCR)& 0x02)!=0x02);
CLK_SYSCLKSourceConfig(CLK_SYSCLKSource_HSI);
CLK_SYSCLKSourceSwitchCmd(ENABLE);
while (((CLK->SWCR)& 0x01)==0x01);
delay_ms(100);
}
/**
* @brief Automatic test current in low power mode
* @caller auto_test
* @param None
* @retval None
*/
void test_icc_LP(void)
{
uint16_t icc_test;
LCD_GLASS_DisplayString("LP");
delay_ms(200);
/* Current value measured in low power mode*/
icc_test = (int)Icc_measure_LPR();
delay_ms(200);
/* Test if value is correct */
if ((icc_test>ICC_LP_MAX) || (icc_test<ICC_LP_MIN))
{
/* check in twice measurements*/
delay_ms(400);
icc_test = (int)Icc_measure_LPR();
delay_ms(200);
/* Test if value is correct */
if ((icc_test>ICC_LP_MAX) || (icc_test<ICC_LP_MIN))
{
while(1)
{
LCD_GLASS_ScrollSentence("LP Not OK ",1,SCROLL_SPEED); //press reset for exit
KeyPressed = FALSE;
}
}
}
LCD_GLASS_DisplayString("LP OK");
delay_ms(200);
}
/**
* @brief Automatic test current in HALT Mode
* @caller auto_test
* @param None
* @retval None
*/
void test_icc_HALT(void)
{
uint16_t icc_test;
LCD_GLASS_DisplayString("HALT");
delay_ms(200);
/* Current value measured in Halt mode*/
icc_test = (int)Icc_measure_HALT();
delay_ms(200);
/* Test if value is correct */
if ((icc_test>ICC_HALT_MAX) || (icc_test<ICC_HALT_MIN))
{
delay_ms(400);
icc_test = (int)Icc_measure_HALT();
delay_ms(200);
/* Test if value is correct */
if ((icc_test>ICC_HALT_MAX) || (icc_test<ICC_HALT_MIN))
{
while (1)
{
LCD_GLASS_ScrollSentence("ICC HALT Not OK ",1,SCROLL_SPEED); //Press reset for exit
KeyPressed = FALSE;
}
}
}
LCD_GLASS_DisplayString("HALTOK");
delay_ms(200);
}
/**
* @brief Automatic test current in Run Mode
* @caller auto_test
* @param None
* @retval None
*/
void test_icc_Run(void)
{
uint16_t icc_test;
LCD_GLASS_DisplayString("RUN");
delay_ms(200);
icc_test = (int)Icc_measure_RUN();
delay_ms(200);
if ((icc_test>ICC_RUN_MAX) || (icc_test<ICC_RUN_MIN))
{
while (1)
{
LCD_GLASS_ScrollSentence("RUN Not OK ",1,SCROLL_SPEED); //Press reset for exit
KeyPressed = FALSE;
}
}
LCD_GLASS_DisplayString("RUN OK");
delay_ms(200);
}
/**
* @brief automatic test for VDD
* @caller auto_test
* @param None
* @retval None
*/
void test_vdd(void)
{
uint16_t vdd_test;
LCD_GLASS_DisplayString("VDD");
delay_ms(200);
vdd_test = (int)Vref_measure();
delay_ms(200);
/* Test if value is correct */
if ((vdd_test>VCC_MAX) || (vdd_test<VCC_MIN))
{
while(1)
{
LCD_GLASS_ScrollSentence("VDD Not OK ",1,SCROLL_SPEED); //Press reset for exit
KeyPressed = FALSE;
}
}
LCD_GLASS_DisplayString("VDD OK");
delay_ms(200);
}
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);
}
}