/**
* @brief Display Init (LCD)
* @param None
* @retval None
*/
void Display_Init(void)
{
/* Initialize the LCD */
STM320518_LCD_Init();
/* Clear the LCD */
LCD_Clear(White);
/* Set the LCD Text size */
LCD_SetFont(&Font8x12);
/* Set the LCD Back Color and Text Color*/
LCD_SetBackColor(Blue);
LCD_SetTextColor(White);
/* Display */
LCD_DisplayStringLine(LINE(0x13), " ADC DMA conversion example ");
/* Set the LCD Text size */
LCD_SetFont(&Font16x24);
LCD_DisplayStringLine(LINE(0), " STM32F05x CortexM0 ");
LCD_DisplayStringLine(LINE(1), " STM320518-EVAL ");
/* Set the LCD Back Color and Text Color*/
LCD_SetBackColor(White);
LCD_SetTextColor(Blue);
/* Display */
LCD_DisplayStringLine(LINE(3)," Turn RV3(PC.01) ");
}
/**
* @brief Display Init (LCD)
* @param None
* @retval None
*/
void Display_Init(void)
{
/* Initialize the LCD */
#ifdef USE_STM320518_EVAL
STM320518_LCD_Init();
#else
STM32072B_LCD_Init();
#endif /* USE_STM320518_EVAL */
/* Clear the LCD */
LCD_Clear(White);
/* Set the LCD Text size */
LCD_SetFont(&Font8x12);
/* Set the LCD Back Color and Text Color*/
LCD_SetBackColor(Blue);
LCD_SetTextColor(White);
/* Display */
LCD_DisplayStringLine(LINE(0x13), " ADC conversion example (Basic example)");
/* Set the LCD Text size */
LCD_SetFont(&Font16x24);
LCD_DisplayStringLine(LINE(0), MESSAGE1);
LCD_DisplayStringLine(LINE(1), MESSAGE2);
/* Set the LCD Back Color and Text Color*/
LCD_SetBackColor(White);
LCD_SetTextColor(Blue);
}
/**
* @brief Display Init (LCD)
* @param None
* @retval None
*/
void Display_Init(void)
{
/* Initialize the LCD */
STM320518_LCD_Init();
/* Clear the LCD */
LCD_Clear(White);
/* Set the LCD Text size */
LCD_SetFont(&Font8x12);
/* Set the LCD Back Color and Text Color*/
LCD_SetBackColor(Blue);
LCD_SetTextColor(White);
/* Display */
LCD_DisplayStringLine(LINE(0x13), " ADC Low Power Mode example ");
/* Set the LCD Text size */
LCD_SetFont(&Font16x24);
LCD_DisplayStringLine(LINE(0), "STM32F05x CortexM0 ");
LCD_DisplayStringLine(LINE(1), " STM320518-EVAL ");
/* Set the LCD Back Color and Text Color*/
LCD_SetBackColor(White);
LCD_SetTextColor(Blue);
/* Display */
LCD_DisplayStringLine(LINE(3)," Turn RV3 PC.1 then ");
LCD_DisplayStringLine(LINE(4)," Press KEY button ");
}
/**
* @brief Display Init (LCD)
* @param None
* @retval None
*/
static void Display_Init(void)
{
/* Initialize the LCD */
#ifdef USE_STM320518_EVAL
STM320518_LCD_Init();
#else
STM32072B_LCD_Init();
#endif /* USE_STM320518_EVAL */
/* Clear the LCD */
LCD_Clear(LCD_COLOR_WHITE);
/* Set the LCD Back Color */
LCD_SetBackColor(Blue);
/* Set the LCD Text Color */
LCD_SetTextColor(White);
/* Displays MESSAGE1 on line 1 */
LCD_DisplayStringLine(LINE(0), (uint8_t *)MESSAGE1);
/* Set the LCD Text Color */
LCD_SetTextColor(Red);
/* Set the LCD Back Color */
LCD_SetBackColor(Red);
LCD_DrawFullRect(31, 292,264,34);
/* Set the LCD Back Color */
LCD_SetBackColor(White);
LCD_DrawFullRect(33, 290 ,260,30);
/* Set the LCD Text, Back Colors and Text size */
LCD_SetTextColor(Black);
LCD_SetBackColor(Cyan);
LCD_SetFont(&Font12x12);
LCD_DisplayStringLine(LINE(18), (uint8_t *)MESSAGE2);
/* Set the LCD Back Color */
LCD_SetBackColor(Blue);
LCD_SetTextColor(White);
LCD_DisplayStringLine(LINE(19), (uint8_t *)MESSAGE3);
/* Set text size */
LCD_SetFont(&Font16x24);
/* Set the LCD Text Color */
LCD_SetTextColor(Blue);
}
/**
* @brief Display Init (LCD)
* @param None
* @retval None
*/
static void Display_Init(void)
{
/* Initialize the LCD */
#ifdef USE_STM320518_EVAL
STM320518_LCD_Init();
#elif defined (USE_STM32072B_EVAL)
STM32072B_LCD_Init();
#endif /* USE_STM320518_EVAL */
/* Clear the LCD */
LCD_Clear(White);
/* Set the LCD Text size */
LCD_SetFont(&Font8x12);
/* Set the LCD Back Color and Text Color*/
LCD_SetBackColor(Blue);
LCD_SetTextColor(White);
/* Display */
LCD_DisplayStringLine(LINE(0x13), " ADC Analog Watchdog example ");
/* Set the LCD Text size */
LCD_SetFont(&Font16x24);
LCD_DisplayStringLine(LINE(0), MESSAGE1);
LCD_DisplayStringLine(LINE(1), MESSAGE2);
/* Set the LCD Back Color and Text Color*/
LCD_SetBackColor(White);
LCD_SetTextColor(Blue);
/* Display */
LCD_DisplayStringLine(LINE(3), MESSAGE3);
LCD_DisplayStringLine(LINE(4), MESSAGE4);
/* Set the LCD Text size */
LCD_SetFont(&Font12x12);
LCD_SetTextColor(Green);
LCD_DisplayStringLine(LINE(12),"AWD High threshold = 2.5 V");
LCD_DisplayStringLine(LINE(13),"AWD Low threshold = 1.5 V");
/* Set the LCD Text size */
LCD_SetFont(&Font16x24);
LCD_SetTextColor(Blue);
}
/**
* @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_stm32f0xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f0xx.c file
*/
/* Initialize the TFT-LCD */
STM320518_LCD_Init();
/* Clear the TFT-LCD */
LCD_Clear(LCD_COLOR_WHITE);
/* DAC Channel1 configuration */
DAC_Config();
/* COMP1 Configuration */
COMP_Config();
/* TIM2 Configuration in input capture mode */
TIM_Config();
/* Infinite loop */
while (1)
{
if (DisplayActive != 0)
{
/* Compute the pulse width in us */
MeasuredPulse = (uint32_t)(((uint64_t) Capture * 1000000) / ((uint32_t)SystemCoreClock));
/* Display measured pulse width on Glass LCD and color LCD */
DisplayOnLCD(MeasuredPulse);
DisplayActive = 0;
}
}
}
/**
* @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_stm32f0xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f0xx.c file
*/
#ifdef LCD_DISPLAY
/* LCD initialization */
STM320518_LCD_Init();
#endif
/* Initialize LEDs available on STM320518-EVAL board */
/* Configure LED1, LED2, LED3 and LED4 */
STM_EVAL_LEDInit(LED1);
STM_EVAL_LEDInit(LED2);
STM_EVAL_LEDInit(LED3);
STM_EVAL_LEDInit(LED4);
#if defined (DEVICE_1)
/* Configure the Joystick button and its associated EXTI Line */
STM_EVAL_PBInit(BUTTON_RIGHT, BUTTON_MODE_EXTI);
STM_EVAL_PBInit(BUTTON_LEFT, BUTTON_MODE_EXTI);
MyLogicalAddress1 = DEVICE_ADDRESS_1;
MyFollowerAddress1 = DEVICE_ADDRESS_2;
MyFollowerAddress2 = DEVICE_ADDRESS_3;
#elif defined (DEVICE_2)
MyLogicalAddress1 = DEVICE_ADDRESS_2;
MyLogicalAddress2 = DEVICE_ADDRESS_3;
MyFollowerAddress1 = DEVICE_ADDRESS_1;
#endif
/* CEC configuration */
CEC_Config();
#ifdef LCD_DISPLAY
/* Clear the LCD */
LCD_Clear(LCD_COLOR_WHITE);
LCD_SetBackColor(LCD_COLOR_BLACK);
LCD_SetTextColor(LCD_COLOR_WHITE);
#if defined (DEVICE_1)
LCD_DisplayStringLine(LCD_LINE_0, (uint8_t *)"CEC Initiator device");
LCD_SetBackColor(LCD_COLOR_WHITE);
LCD_SetTextColor(LCD_COLOR_BLUE);
LCD_DisplayStringLine(LCD_LINE_2, (uint8_t *)"Choose CEC Follower ");
LCD_DisplayStringLine(LCD_LINE_3, (uint8_t *)"Address : ");
LCD_DisplayStringLine(LCD_LINE_4, (uint8_t *)"RIGHT=> Tuner ");
LCD_DisplayStringLine(LCD_LINE_5, (uint8_t *)"LEFT => Audio System");
#elif defined (DEVICE_2)
LCD_DisplayStringLine(LCD_LINE_0, (uint8_t *)"CEC Follower device ");
#endif
#endif
while(1)
{
/* If a frame has been received */
while(CECReceivedFrame == 0)
{}
if (CECReceivedFrame == 1)
{
if ((ReceiverAddress&0xF) == 0x03) /* Test on the Receiver value */
{
/* Turn on LED1 */
STM_EVAL_LEDOn(LED1);
/* Turn off LED4 */
STM_EVAL_LEDOff(LED4);
/* Turn off LED3 */
STM_EVAL_LEDOff(LED3);
#ifdef LCD_DISPLAY
LCD_SetBackColor(LCD_COLOR_GREEN);
LCD_SetTextColor(LCD_COLOR_WHITE);
LCD_DisplayStringLine(LCD_LINE_7, (uint8_t *)"Receive : Succeeded ");
LCD_DisplayStringLine(LCD_LINE_8, (uint8_t *)"Receiver Address is ");
LCD_DisplayStringLine(LCD_LINE_9, (uint8_t *)" Tuner ");
#endif
}
else if ((ReceiverAddress &0xF) ==0x05) /* Test on the Receiver value */
{
/* Turn on LED4 */
STM_EVAL_LEDOn(LED4);
/* Turn off LED1 */
STM_EVAL_LEDOff(LED1);
/* Turn off LED3 */
STM_EVAL_LEDOff(LED3);
#ifdef LCD_DISPLAY
LCD_SetBackColor(LCD_COLOR_BLUE2);
LCD_SetTextColor(LCD_COLOR_WHITE);
LCD_DisplayStringLine(LCD_LINE_7, (uint8_t *)"Receive : Succeeded ");
LCD_DisplayStringLine(LCD_LINE_8, (uint8_t *)"Receiver Address is ");
LCD_DisplayStringLine(LCD_LINE_9, (uint8_t *)" Audio System ");
#endif
}
}
else
{
/* KO */
/* Turn on LED3 */
STM_EVAL_LEDOn(LED3);
#ifdef LCD_DISPLAY
LCD_SetTextColor(LCD_COLOR_WHITE);
LCD_SetBackColor(LCD_COLOR_RED);
LCD_DisplayStringLine(LCD_LINE_7, (uint8_t *)"Receive : Failed ");
#endif
}
CECReceivedFrame = 0;
}
}
/**
* @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_stm32f0xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f0xx.c file
*/
/* Configure Clocks */
RCC_Config();
/* Initialize LEDs, Key Button and LCD available on
STM320518-EVAL board *****************************************************/
STM_EVAL_LEDInit(LED1);
STM_EVAL_LEDInit(LED2);
STM_EVAL_LEDInit(LED3);
STM_EVAL_LEDInit(LED4);
/* Initialize the LCD */
STM320518_LCD_Init();
/* Display message on LCD ***********************************************/
/* Clear the LCD */
LCD_Clear(White);
/* Set the LCD Back Color */
LCD_SetBackColor(Blue);
/* Set the LCD Text Color */
LCD_SetTextColor(Yellow);
LCD_DisplayStringLine(Line0, MESSAGE1);
LCD_DisplayStringLine(Line1, MESSAGE2);
/* Set the LCD Back Color */
LCD_SetBackColor(White);
/* Set the LCD Text Color */
LCD_SetTextColor(Blue);
/* Configure the Push buttons in Polling mode */
STM_EVAL_PBInit(BUTTON_KEY, Mode_GPIO);
/* if STM32 device is set as Master */
#ifdef I2C_MASTER
/* Configure and enable the systick timer to generate an interrupt each 1 ms */
SysTick_Config((SystemCoreClock / 1000));
/* Deinitialize I2Cx Device */
CPAL_I2C_DeInit(&MASTERSTRUCTURE);
/* Initialize CPAL I2C structure parameters values */
CPAL_I2C_StructInit(&MASTERSTRUCTURE);
#ifdef CPAL_I2C_DMA_PROGMODEL
MASTERSTRUCTURE.wCPAL_Options = CPAL_OPT_NO_MEM_ADDR | CPAL_OPT_DMATX_TCIT;
MASTERSTRUCTURE.CPAL_ProgModel = CPAL_PROGMODEL_DMA;
#elif defined (CPAL_I2C_IT_PROGMODEL)
MASTERSTRUCTURE.wCPAL_Options = CPAL_OPT_NO_MEM_ADDR;
MASTERSTRUCTURE.CPAL_ProgModel = CPAL_PROGMODEL_INTERRUPT;
#else
#error "Please select one of the programming model (in main.h)"
#endif
/* Set I2C Speed */
MASTERSTRUCTURE.pCPAL_I2C_Struct->I2C_Timing = MASTER_I2C_TIMING;
/* Select Master Mode */
MASTERSTRUCTURE.CPAL_Mode = CPAL_MODE_MASTER;
/* Initialize I2Cx Device*/
CPAL_I2C_Init(&MASTERSTRUCTURE);
/* Infinite loop */
while(1)
{
/* Initialize Transfer parameters */
MASTERSTRUCTURE.pCPAL_TransferTx = &sTxStructure;
sTxStructure.wNumData = BufferSize;
sTxStructure.pbBuffer = (uint8_t*)BufferTX;
sTxStructure.wAddr1 = OWNADDRESS;
/* Update LCD Display */
LCD_SetBackColor(White);
LCD_SetTextColor(Blue);
LCD_DisplayStringLine(Line8, MEASSAGE_EMPTY);
LCD_DisplayStringLine(Line5, MESSAGE4);
LCD_DisplayStringLine(Line6, MESSAGE5);
/* wait until Key button is pushed */
while(STM_EVAL_PBGetState(BUTTON_KEY));
/* Update LCD Display */
LCD_DisplayStringLine(Line5, MEASSAGE_EMPTY);
LCD_DisplayStringLine(Line6, MEASSAGE_EMPTY);
/* Write operation */
CPAL_I2C_Write(&MASTERSTRUCTURE);
/* Wait until communication finishes */
while ((MASTERSTRUCTURE.CPAL_State != CPAL_STATE_READY) && (MASTERSTRUCTURE.CPAL_State != CPAL_STATE_ERROR));
if (TransferStatus == PASSED)
{
/* Update LCD Display */
LCD_SetBackColor(Red);
LCD_SetTextColor(White);
LCD_DisplayStringLine(Line8, MESSAGE6);
}
else
{
TransferStatus = PASSED;
}
Delay(1000);
}
#endif /* I2C_MASTER */
/* if STM32 device is set as Slave */
#ifdef I2C_SLAVE
/* GPIOA Periph clock enable */
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOA, ENABLE);
/* Output System Clock on MCO pin (PA.08) */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(GPIOA, &GPIO_InitStructure);
RCC_MCOConfig(RCC_MCOSource_SYSCLK);
/* Deinitialize I2Cx Device */
CPAL_I2C_DeInit(&SLAVESTRUCTURE);
/* Initialize CPAL I2C structure parameters values */
CPAL_I2C_StructInit(&SLAVESTRUCTURE);
#ifdef CPAL_I2C_DMA_PROGMODEL
SLAVESTRUCTURE.wCPAL_Options = CPAL_OPT_I2C_NACK_ADD | CPAL_OPT_I2C_WAKEUP_STOP | CPAL_OPT_DMARX_TCIT;
SLAVESTRUCTURE.CPAL_ProgModel = CPAL_PROGMODEL_DMA;
#elif defined (CPAL_I2C_IT_PROGMODEL)
SLAVESTRUCTURE.wCPAL_Options = CPAL_OPT_I2C_NACK_ADD | CPAL_OPT_I2C_WAKEUP_STOP;
SLAVESTRUCTURE.CPAL_ProgModel = CPAL_PROGMODEL_INTERRUPT;
#else
#error "Please select one of the programming model (in main.h)"
#endif
/* Configure Own address 1 */
SLAVESTRUCTURE.pCPAL_I2C_Struct->I2C_OwnAddress1 = OWNADDRESS;
/* Set I2C Speed */
SLAVESTRUCTURE.pCPAL_I2C_Struct->I2C_Timing = SLAVE_I2C_TIMING;
/* Select Slave Mode */
SLAVESTRUCTURE.CPAL_Mode = CPAL_MODE_SLAVE;
/* Initialize I2Cx Device*/
CPAL_I2C_Init(&SLAVESTRUCTURE);
/* Infinite loop */
while(1)
{
/* Reset BufferRX value */
Reset_bBuffer(BufferRX, (uint16_t)BufferSize);
/* Initialize Transfer parameters */
SLAVESTRUCTURE.pCPAL_TransferRx = &sRxStructure;
sRxStructure.wNumData = BufferSize;
sRxStructure.pbBuffer = (uint8_t*)BufferRX;
/* Update LCD Display */
LCD_SetBackColor(White);
LCD_SetTextColor(Blue);
LCD_DisplayStringLine(Line8, MEASSAGE_EMPTY);
LCD_DisplayStringLine(Line9, MEASSAGE_EMPTY);
LCD_DisplayStringLine(Line5, MESSAGE7);
Delay(1000);
/* Update LCD Display */
LCD_DisplayStringLine(Line5, MEASSAGE_EMPTY);
LCD_DisplayStringLine(Line6, MESSAGE8);
/* Read operation */
CPAL_I2C_Read(&SLAVESTRUCTURE);
/* Enter Stop Mode and wait for interrupt to wake up */
PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI);
/* Wait until communication finishes */
while ((SLAVESTRUCTURE.CPAL_State != CPAL_STATE_READY) && (SLAVESTRUCTURE.CPAL_State != CPAL_STATE_ERROR));
/* Configure SystemClock*/
RestoreConfiguration();
/* Configure and enable the systick timer to generate an interrupt each 1 ms */
SysTick_Config((SystemCoreClock / 1000));
/* Update LCD Display */
LCD_DisplayStringLine(Line6, MEASSAGE_EMPTY);
LCD_SetBackColor(Red);
LCD_SetTextColor(White);
LCD_DisplayStringLine(Line8, MESSAGE9);
/* If are received correctly */
if (Compare_bBuffer((uint8_t*)BufferTX, BufferRX, BufferSize) == PASSED )
{
/* Update LCD Display */
LCD_DisplayStringLine(Line9, MESSAGE6);
}
else
{
/* Update LCD Display */
LCD_DisplayStringLine(Line9, MESSAGE10);
}
Delay(1500);
}
#endif /* I2C_SLAVE */
}
/**
* @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_stm32f0xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f0xx.c file
*/
RTC_TimeTypeDef RTC_TimeStruct;
/* Initialize the LCD */
STM320518_LCD_Init();
/* Clear the LCD */
LCD_Clear(LCD_COLOR_WHITE);
/* Set the LCD Back Color */
LCD_SetBackColor(Blue);
/* Set the LCD Text Color */
LCD_SetTextColor(White);
/* Displays MESSAGE1 on line 1 */
LCD_DisplayStringLine(LINE(0), (uint8_t *)MESSAGE1);
/* Set the LCD Text Color */
LCD_SetTextColor(Red);
/* Set the LCD Back Color */
LCD_SetBackColor(Red);
LCD_DrawFullRect(31, 292,264,34);
/* Set the LCD Back Color */
LCD_SetBackColor(White);
LCD_DrawFullRect(33, 290 ,260,30);
/* Configure the external interrupt "RIGHT" and "LEFT" buttons */
STM_EVAL_PBInit(BUTTON_RIGHT,BUTTON_MODE_EXTI);
STM_EVAL_PBInit(BUTTON_LEFT,BUTTON_MODE_EXTI);
/* Configure the RTC peripheral by selecting the clock source.*/
RTC_Config();
/* Configure the RTC tamper register : To Clear all the Backup data register */
RTC_TamperConfig();
/* Set the LCD Text, Back Colors and Text size */
LCD_SetTextColor(Black);
LCD_SetBackColor(Cyan);
LCD_SetFont(&Font12x12);
LCD_DisplayStringLine(LINE(18), (uint8_t *)MESSAGE2);
/* Set the LCD Back Color */
LCD_SetBackColor(Blue);
LCD_SetTextColor(White);
LCD_DisplayStringLine(LINE(19), (uint8_t *)MESSAGE3);
/* Set text size */
LCD_SetFont(&Font16x24);
/* Set the LCD Text Color */
LCD_SetTextColor(Blue);
/* Initialize time Stucture */
RTC_TimeStructInit(&RTC_TimeStruct);
/* Infinite loop */
while (1)
{
/* Set the LCD Back Color and text size */
LCD_SetFont(&Font16x24);
LCD_SetBackColor(White);
/* Check on the event 'start' */
if(StartEvent != 0x0)
{
/* Get the RTC sub second fraction */
SecondFraction = (((256 - (uint32_t)RTC_GetSubSecond()) * 1000) / 256);
/* Get the Curent time */
RTC_GetTime(RTC_Format_BIN, &RTC_TimeStruct);
/* Refresh : Display the curent time and the sub second on the LCD */
RTC_Time_Display(37, Black , RTC_Get_Time(SecondFraction , &RTC_TimeStruct));
}
else
{
/* Re-initialize the Display time on the LCD */
RTC_Time_InitDisplay();
}
}
}
/**
* @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_stm32f0xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f0xx.c file
*/
uint32_t index = 0;
/* NVIC Configuration */
NVIC_Config();
/* Initialize the LCD */
STM320518_LCD_Init();
/* Initialize the Temperature Sensor */
LM75_Init();
if (LM75_GetStatus() == SUCCESS)
{
/* Clear the LCD */
LCD_Clear(LCD_COLOR_WHITE);
/* Set the Back Color */
LCD_SetBackColor(LCD_COLOR_BLUE);
/* Set the Text Color */
LCD_SetTextColor(LCD_COLOR_GREEN);
LCD_DisplayStringLine(LCD_LINE_0, " Temperature ");
/* Configure the Temperature sensor device STLM75:
- Thermostat mode Interrupt
- Fault tolerance: 00
*/
LM75_WriteConfReg(0x02);
/* Configure the THYS and TOS in order to use the SMbus alert interrupt */
LM75_WriteReg(LM75_REG_THYS, TEMPERATURE_THYS << 8); /*31°C*/
LM75_WriteReg(LM75_REG_TOS, TEMPERATURE_TOS << 8); /*32°C*/
/* Enables the I2C SMBus Alert feature */
I2C_SMBusAlertCmd(LM75_I2C, ENABLE);
I2C_ClearFlag(LM75_I2C, I2C_FLAG_ALERT);
SMbusAlertOccurred = 0;
/* Enable SMBus Alert interrupt */
I2C_ITConfig(LM75_I2C, I2C_IT_ERRI, ENABLE);
/* Infinite Loop */
while (1)
{
/* Get double of Temperature value */
TempValue = LM75_ReadTemp();
if (TempValue <= 256)
{
/* Positive temperature measured */
TempCelsiusDisplay[7] = '+';
/* Initialize the temperature sensor value*/
TempValueCelsius = TempValue;
}
else
{
/* Negative temperature measured */
TempCelsiusDisplay[7] = '-';
/* Remove temperature value sign */
TempValueCelsius = 0x200 - TempValue;
}
/* Calculate temperature digits in °C */
if ((TempValueCelsius & 0x01) == 0x01)
{
TempCelsiusDisplay[12] = 0x05 + 0x30;
TempFahrenheitDisplay[12] = 0x05 + 0x30;
}
else
{
TempCelsiusDisplay[12] = 0x00 + 0x30;
TempFahrenheitDisplay[12] = 0x00 + 0x30;
}
TempValueCelsius >>= 1;
TempCelsiusDisplay[8] = (TempValueCelsius / 100) + 0x30;
TempCelsiusDisplay[9] = ((TempValueCelsius % 100) / 10) + 0x30;
TempCelsiusDisplay[10] = ((TempValueCelsius % 100) % 10) + 0x30;
if (TempValue > 256)
{
if (((9 * TempValueCelsius) / 5) <= 32)
{
/* Convert temperature °C to Fahrenheit */
TempValueFahrenheit = abs (32 - ((9 * TempValueCelsius) / 5));
/* Calculate temperature digits in °F */
TempFahrenheitDisplay[8] = (TempValueFahrenheit / 100) + 0x30;
TempFahrenheitDisplay[9] = ((TempValueFahrenheit % 100) / 10) + 0x30;
TempFahrenheitDisplay[10] = ((TempValueFahrenheit % 100) % 10) + 0x30;
/* Positive temperature measured */
TempFahrenheitDisplay[7] = '+';
}
else
{
/* Convert temperature °C to Fahrenheit */
TempValueFahrenheit = abs(((9 * TempValueCelsius) / 5) - 32);
/* Calculate temperature digits in °F */
TempFahrenheitDisplay[8] = (TempValueFahrenheit / 100) + 0x30;
TempFahrenheitDisplay[9] = ((TempValueFahrenheit % 100) / 10) + 0x30;
TempFahrenheitDisplay[10] = ((TempValueFahrenheit % 100) % 10) + 0x30;
/* Negative temperature measured */
TempFahrenheitDisplay[7] = '-';
}
}
else
{
/* Convert temperature °C to Fahrenheit */
TempValueFahrenheit = ((9 * TempValueCelsius) / 5) + 32;
/* Calculate temperature digits in °F */
TempFahrenheitDisplay[8] = (TempValueFahrenheit / 100) + 0x30;
TempFahrenheitDisplay[9] = ((TempValueFahrenheit % 100) / 10) + 0x30;
TempFahrenheitDisplay[10] = ((TempValueFahrenheit % 100) % 10) + 0x30;
/* Positive temperature measured */
TempFahrenheitDisplay[7] = '+';
}
/* Display Fahrenheit value on LCD */
for (index = 0; index < 20; index++)
{
LCD_DisplayChar(LCD_LINE_6, (319 - (16 * index)), TempCelsiusDisplay[index]);
LCD_DisplayChar(LCD_LINE_7, (319 - (16 * index)), TempFahrenheitDisplay[index]);
}
if (SMbusAlertOccurred == 1)
{
/* Set the Back Color */
LCD_SetBackColor(LCD_COLOR_BLUE);
/* Set the Text Color */
LCD_SetTextColor(LCD_COLOR_RED);
LCD_DisplayStringLine(LCD_LINE_2, "Warning: Temp exceed");
LCD_DisplayStringLine(LCD_LINE_3, " 32 C ");
}
if (SMbusAlertOccurred == 2)
{
/* Set the Back Color */
LCD_SetBackColor(LCD_COLOR_WHITE);
/* Set the Text Color */
LCD_SetTextColor(LCD_COLOR_WHITE);
LCD_ClearLine(LCD_LINE_2);
LCD_ClearLine(LCD_LINE_3);
SMbusAlertOccurred = 0;
/* Set the Back Color */
LCD_SetBackColor(LCD_COLOR_BLUE);
/* Set the Text Color */
LCD_SetTextColor(LCD_COLOR_GREEN);
}
}
}
/**
* @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_stm32f0xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f0xx.c file
*/
/* Initialize the LCD */
#ifdef USE_STM320518_EVAL
STM320518_LCD_Init();
#else
STM32072B_LCD_Init();
#endif /* USE_STM320518_EVAL */
/* Enable The Display */
LCD_DisplayOn();
/* Clear the Background Layer */
LCD_Clear(LCD_COLOR_WHITE);
/* Clear the LCD */
LCD_Clear(White);
/* Set the LCD Back Color */
LCD_SetBackColor(Blue);
/* Set the LCD Text Color */
LCD_SetTextColor(White);
/* Displays MESSAGE1 on line 0 */
LCD_DisplayStringLine(LINE(0), (uint8_t *)MESSAGE1);
/* RTC configuration */
RTC_Config();
/* Set the LCD Text Color */
LCD_SetTextColor(Red);
/* Displays a rectangle on the LCD */
LCD_DrawRect(80, 280, 25, 240 );
/* Configure the external interrupt "WAKEUP" and "TAMPER" buttons */
STM_EVAL_PBInit(BUTTON_SEL, BUTTON_MODE_EXTI);
STM_EVAL_PBInit(BUTTON_TAMPER, BUTTON_MODE_EXTI);
/* Configure RTC AlarmA register to generate 8 interrupts per 1 Second */
RTC_AlarmConfig();
/* set LCD Font */
LCD_SetFont(&Font12x12);
/* Set the LCD Back Color */
LCD_SetBackColor(White);
/* Set the LCD Text Color */
LCD_SetTextColor(Black);
/* Set the Back Color */
LCD_SetBackColor(LCD_COLOR_CYAN);
/* Displays MESSAGE2 and MESSAGE3 on the LCD */
LCD_DisplayStringLine(LINE(18), (uint8_t *)MESSAGE2);
LCD_DisplayStringLine(LINE(19), (uint8_t *)MESSAGE3);
/* Infinite loop */
while (1)
{
uint32_t tmp =0;
/* ALARM Interrupt */
if (ALARM_Occured)
{
if(RTCAlarmCount != 480)
{
/* Increament the counter of Alarma interrupts */
RTCAlarmCount++;
/* Set the LCD Back Color */
LCD_SetTextColor(Green);
/* Draw rectangle on the LCD */
LCD_DrawFullRect(81, 359, 80+ (((RTCAlarmCount)-1)/2) , 24);
/* Set the LCD text color */
LCD_SetTextColor(Red);
/* Display rectangle on the LCD */
LCD_DrawRect(80, 280, 25, 240 );
/* Define the rate of Progress bar */
tmp = (RTCAlarmCount * 100)/ 480;
/* Set the LCD Font */
LCD_SetFont(&Font16x24);
/* Display Char on the LCD : XXX% */
LCD_DisplayChar(LINE(2),200, (tmp / 100) +0x30);
LCD_DisplayChar(LINE(2),180, ((tmp % 100 ) / 10) +0x30);
LCD_DisplayChar(LINE(2),160, (tmp % 10) +0x30);
LCD_DisplayChar(LINE(2),140, 0x25);
}
else
{
/* Disable the RTC Clock */
RCC_RTCCLKCmd(DISABLE);
}
/* Reinitialize the ALARM variable */
ALARM_Occured = 0;
}
}
}
/**
* @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_stm32f0xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f0xx.c file
*/
/* Initialize LEDs and LCD available on STM320518-EVAL board ****************/
STM_EVAL_LEDInit(LED1);
STM_EVAL_LEDInit(LED2);
STM_EVAL_LEDInit(LED3);
STM_EVAL_LEDInit(LED4);
/* Initialize TIM6 */
TIM6_Config();
/* Initialize the LCD */
STM320518_LCD_Init();
/* Display message on LCD **************************************************/
/* Clear the LCD */
LCD_Clear(White);
/* Set the LCD Back Color */
LCD_SetBackColor(Blue);
/* Set the LCD Text Color */
LCD_SetTextColor(Yellow);
LCD_DisplayStringLine(Line0, MESSAGE1);
LCD_DisplayStringLine(Line1, MESSAGE2);
LCD_DisplayStringLine(Line3, MESSAGE3);
/* Set the LCD Back Color */
LCD_SetBackColor(White);
/* Set the LCD Text Color */
LCD_SetTextColor(Blue);
/* Configure the Push buttons in interrupt mode *****************************/
STM_EVAL_PBInit(BUTTON_KEY, Mode_EXTI);
STM_EVAL_PBInit(BUTTON_TAMPER, Mode_EXTI);
/* Start CPAL communication configuration ***********************************/
/* Initialize local Reception structures */
sRxStructure.wNumData = BufferSize; /* Maximum Number of data to be received */
sRxStructure.pbBuffer = tRxBuffer; /* Common Rx buffer for all received data */
sRxStructure.wAddr1 = 0; /* Not needed */
sRxStructure.wAddr2 = 0; /* Not needed */
/* Initialize local Transmission structures */
sTxStructure.wNumData = BufferSize; /* Maximum Number of data to be received */
sTxStructure.pbBuffer = (uint8_t*)tStateSignal; /* Common Rx buffer for all received data */
sTxStructure.wAddr1 = OWN_ADDRESS; /* The own board address */
sTxStructure.wAddr2 = 0; /* Not needed */
/* Set SYSCLK as I2C clock source */
RCC_I2CCLKConfig(RCC_I2C1CLK_SYSCLK);
/* Configure the device structure */
CPAL_I2C_StructInit(&I2C_DevStructure); /* Set all fields to default values */
I2C_DevStructure.CPAL_Mode = CPAL_MODE_SLAVE;
#ifdef CPAL_I2C_DMA_PROGMODEL
I2C_DevStructure.wCPAL_Options = CPAL_OPT_NO_MEM_ADDR | CPAL_OPT_DMATX_TCIT | CPAL_OPT_DMARX_TCIT;
I2C_DevStructure.CPAL_ProgModel = CPAL_PROGMODEL_DMA;
#elif defined (CPAL_I2C_IT_PROGMODEL)
I2C_DevStructure.wCPAL_Options = CPAL_OPT_NO_MEM_ADDR;
I2C_DevStructure.CPAL_ProgModel = CPAL_PROGMODEL_INTERRUPT;
#else
#error "Please select one of the programming model (in stm32f0xx_i2c_cpal_conf.h)"
#endif
I2C_DevStructure.pCPAL_I2C_Struct->I2C_Timing = I2C_TIMING;
I2C_DevStructure.pCPAL_I2C_Struct->I2C_OwnAddress1 = OWN_ADDRESS;
I2C_DevStructure.pCPAL_TransferRx = &sRxStructure;
I2C_DevStructure.pCPAL_TransferTx = &sTxStructure;
/* Initialize CPAL device with the selected parameters */
CPAL_I2C_Init(&I2C_DevStructure);
/* Infinite loop */
while (1)
{
/* Write operations ------------------------------------------------------*/
/* Check if any action has been triggered by push buttons */
if ((ActionState != ACTION_PENDING) && (ActionState != ACTION_NONE))
{
/* Check if the current CPAL device state allows write operation */
if ((I2C_DevStructure.CPAL_State == CPAL_STATE_READY) || \
(I2C_DevStructure.CPAL_State == CPAL_STATE_BUSY_RX) ||\
(I2C_DevStructure.CPAL_State == CPAL_STATE_DISABLED))
{
/* Initialize local Transmission structures */
sTxStructure.wNumData = BufferSize; /* Maximum Number of data to be received */
sTxStructure.wAddr1 = OWN_ADDRESS; /* The own board address */
sTxStructure.wAddr2 = 0; /* Not needed */
switch (ActionState)
{
case BUTTON_KEY:
sTxStructure.pbBuffer = (uint8_t*)tSignal1;
Divider = 1;
break;
case BUTTON_TAMPER:
sTxStructure.pbBuffer = (uint8_t*)tSignal2;
Divider = 2;
break;
case ACTION_PERIODIC:
sTxStructure.pbBuffer = (uint8_t*)tStateSignal;
break;
default:
sTxStructure.pbBuffer = (uint8_t*)tSignal1;
break;
}
/* Configure the device mode to master */
I2C_DevStructure.CPAL_Mode = CPAL_MODE_MASTER;
/* Force the CPAL state to ready (in case a read operation has been initiated) */
I2C_DevStructure.CPAL_State = CPAL_STATE_READY;
/* Prevent other actions to be performed while the current is not finished */
ActionState = ACTION_PENDING;
TransmitMode = STATE_ON;
/* Configure a Timer to generate periodic interrupt: used to send state signal */
TIM17_Config(PeriodicValue/Divider);
/* Start writing data in master mode */
if (CPAL_I2C_Write(&I2C_DevStructure) == CPAL_PASS)
{
}
}
}
/* Read Operations -------------------------------------------------------*/
if (((I2C_DevStructure.CPAL_State == CPAL_STATE_READY) || \
(I2C_DevStructure.CPAL_State == CPAL_STATE_DISABLED)) && \
(TransmitMode == STATE_OFF))
{
/* Initialize local Reception structures */
sRxStructure.wNumData = BufferSize; /* Maximum Number of data to be received */
sRxStructure.pbBuffer = tRxBuffer; /* Common Rx buffer for all received data */
/* Reconfigure device for slave receiver mode */
I2C_DevStructure.CPAL_Mode = CPAL_MODE_SLAVE;
I2C_DevStructure.CPAL_State = CPAL_STATE_READY;
/* Start waiting for data to be received in slave mode */
if (CPAL_I2C_Read(&I2C_DevStructure) == CPAL_PASS)
{
LCD_DisplayStringLine(Line9, MEASSAGE_EMPTY);
}
}
}
}
/**
* @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_stm32f0xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f0xx.c file
*/
#ifdef ENABLE_LCD_MSG_DISPLAY
/* Initialize the LCD screen for information display */
STM320518_LCD_Init();
LCD_Clear(LCD_COLOR_BLUE);
LCD_SetBackColor(LCD_COLOR_BLUE);
LCD_SetTextColor(LCD_COLOR_WHITE);
LCD_DisplayStringLine(LCD_LINE_0, "STM32F0xx FW Library");
LCD_DisplayStringLine(LCD_LINE_1, " EEPROM Example ");
#endif /* ENABLE_LCD_MSG_DISPLAY */
/* Initialize the I2C EEPROM driver ----------------------------------------*/
sEE_Init();
/* First write in the memory followed by a read of the written data --------*/
/* Write on I2C EEPROM from sEE_WRITE_ADDRESS1 */
sEE_WriteBuffer(Tx1Buffer, sEE_WRITE_ADDRESS1, BUFFER_SIZE1);
/* Wait for EEPROM standby state */
sEE_WaitEepromStandbyState();
/* Set the Number of data to be read */
NumDataRead = BUFFER_SIZE1;
/* Read from I2C EEPROM from sEE_READ_ADDRESS1 */
sEE_ReadBuffer(Rx1Buffer, sEE_READ_ADDRESS1, (uint16_t *)(&NumDataRead));
#ifdef ENABLE_LCD_MSG_DISPLAY
LCD_DisplayStringLine(LCD_LINE_3, " Transfer 1 Ongoing ");
#endif /* ENABLE_LCD_MSG_DISPLAY */
/* Check if the data written to the memory is read correctly */
TransferStatus1 = Buffercmp(Tx1Buffer, Rx1Buffer, BUFFER_SIZE1);
/* TransferStatus1 = PASSED, if the transmitted and received data
to/from the EEPROM are the same */
/* TransferStatus1 = FAILED, if the transmitted and received data
to/from the EEPROM are different */
#ifdef ENABLE_LCD_MSG_DISPLAY
if (TransferStatus1 == PASSED)
{
LCD_DisplayStringLine(LCD_LINE_3, " Transfer 1 PASSED ");
}
else
{
LCD_DisplayStringLine(LCD_LINE_3, " Transfer 1 FAILED ");
}
#endif /* ENABLE_LCD_MSG_DISPLAY */
/* Second write in the memory followed by a read of the written data -------*/
/* Write on I2C EEPROM from sEE_WRITE_ADDRESS2 */
sEE_WriteBuffer(Tx2Buffer, sEE_WRITE_ADDRESS2, BUFFER_SIZE2);
/* Wait for EEPROM standby state */
sEE_WaitEepromStandbyState();
/* Set the Number of data to be read */
NumDataRead = BUFFER_SIZE2;
/* Read from I2C EEPROM from sEE_READ_ADDRESS2 */
sEE_ReadBuffer(Rx2Buffer, sEE_READ_ADDRESS2, (uint16_t *)(&NumDataRead));
#ifdef ENABLE_LCD_MSG_DISPLAY
LCD_DisplayStringLine(LCD_LINE_5, " Transfer 2 Ongoing ");
#endif /* ENABLE_LCD_MSG_DISPLAY */
/* Check if the data written to the memory is read correctly */
TransferStatus2 = Buffercmp(Tx2Buffer, Rx2Buffer, BUFFER_SIZE2);
/* TransferStatus2 = PASSED, if the transmitted and received data
to/from the EEPROM are the same */
/* TransferStatus2 = FAILED, if the transmitted and received data
to/from the EEPROM are different */
#ifdef ENABLE_LCD_MSG_DISPLAY
if (TransferStatus2 == PASSED)
{
LCD_DisplayStringLine(LCD_LINE_5, " Transfer 2 PASSED ");
}
else
{
LCD_DisplayStringLine(LCD_LINE_5, " Transfer 2 FAILED ");
}
#endif /* ENABLE_LCD_MSG_DISPLAY */
/* Free all used resources */
sEE_DeInit();
while (1)
{
}
}
/**
* @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_stm32f0xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f0xx.c file
*/
/* Initialize the LCD */
#ifdef USE_STM320518_EVAL
STM320518_LCD_Init();
#else
STM32072B_LCD_Init();
#endif /* USE_STM320518_EVAL */
/* Initialize LEDs available on STM320518-EVAL board */
/* Configure LED1, LED2, LED3 and LED4 */
STM_EVAL_LEDInit(LED1);
STM_EVAL_LEDInit(LED2);
STM_EVAL_LEDInit(LED3);
STM_EVAL_LEDInit(LED4);
#if defined (DEVICE_1)
MyLogicalAddress1 = DEVICE_ADDRESS_1;
MyFollowerAddress = DEVICE_ADDRESS_2;
#elif defined (DEVICE_2)
MyLogicalAddress1 = DEVICE_ADDRESS_2;
MyFollowerAddress = DEVICE_ADDRESS_1;
#elif defined (DEVICE_3)
MyLogicalAddress1 = DEVICE_ADDRESS_3;
#endif /* DEVICE_1 */
/* CEC configuration */
CEC_Config();
#if defined (DEVICE_3)
LCD_Clear(LCD_COLOR_WHITE);
LCD_SetBackColor(LCD_COLOR_BLACK);
LCD_SetTextColor(LCD_COLOR_WHITE);
LCD_DisplayStringLine(LCD_LINE_0, (uint8_t *)" Spy CEC Device ");
#else
/* Configure the Joystick button and its associated EXTI Line */
STM_EVAL_PBInit(BUTTON_RIGHT, BUTTON_MODE_EXTI);
STM_EVAL_PBInit(BUTTON_LEFT, BUTTON_MODE_EXTI);
STM_EVAL_PBInit(Button_UP, BUTTON_MODE_EXTI);
STM_EVAL_PBInit(Button_DOWN, BUTTON_MODE_EXTI);
/* Build the Header block to send */
HeaderBlockValueToSend = (((MyLogicalAddress1 & 0xF) << 4)|(MyFollowerAddress & 0xF));
/* Clear the LCD */
LCD_Clear(LCD_COLOR_BLUE);
LCD_SetBackColor(LCD_COLOR_BLACK);
LCD_SetTextColor(LCD_COLOR_WHITE);
LCD_DisplayStringLine(LCD_LINE_0, (uint8_t *)" Select CEC Command ");
LCD_SetBackColor(LCD_COLOR_BLUE);
LCD_SetTextColor(LCD_COLOR_WHITE);
LCD_DisplayStringLine(LCD_LINE_2, (uint8_t *)"RIGHT : OSD Name ");
LCD_DisplayStringLine(LCD_LINE_3, (uint8_t *)"LEFT : CEC Version ");
LCD_DisplayStringLine(LCD_LINE_4, (uint8_t *)"UP : Volume Up ");
LCD_DisplayStringLine(LCD_LINE_5, (uint8_t *)"DOWN : Volume Down ");
#endif /* DEVICE_3 */
while(1)
{
/* If a frame has been received */
while(ReceivedFrame1 == 0)
{}
if (ReceivedFrame1 == 1)
{
/* OK */
if (ReceiveBuffer[1] ==0x44) /* Test on the opcode value */
{
/* Receive command is equal to Volume Up(Button Up) */
if (ReceiveBuffer[2] == 0x41) /* Test on the operand value */
{
STM_EVAL_LEDOn(LED1);
STM_EVAL_LEDOn(LED2);
STM_EVAL_LEDOn(LED3);
STM_EVAL_LEDOn(LED4);
}/* Test on the operand value */
else if (ReceiveBuffer[2] == 0x42) /* Receive command is equal to Volume Down(Button Down) */
{
STM_EVAL_LEDOff(LED1);
STM_EVAL_LEDOff(LED2);
STM_EVAL_LEDOff(LED3);
STM_EVAL_LEDOff(LED4);
}
}
else if (ReceiveBuffer[1] ==0x46) /* Test on the opcode value */
{
STM_EVAL_LEDOn(LED1);
STM_EVAL_LEDOn(LED2);
STM_EVAL_LEDOff(LED3);
STM_EVAL_LEDOff(LED4);
}
else if (ReceiveBuffer[1] ==0x9F) /* Test on the opcode value */
{
STM_EVAL_LEDOff(LED1);
STM_EVAL_LEDOff(LED2);
STM_EVAL_LEDOn(LED3);
STM_EVAL_LEDOn(LED4);
}
LCD_SetBackColor(LCD_COLOR_GREEN);
LCD_DisplayStringLine(LCD_LINE_7, (uint8_t *)"Receive : Succeeded ");
}
else
{
/* KO */
/* Turn on LED2 */
STM_EVAL_LEDOn(LED3);
LCD_SetBackColor(LCD_COLOR_RED);
LCD_DisplayStringLine(LCD_LINE_7, (uint8_t *)"Receive : Failed ");
}
ReceivedFrame1 = 0;
for (rcv_inc=0;rcv_inc<10;rcv_inc++)
{
ReceiveBuffer[rcv_inc]=0;
}
rcv_inc=0;
}
}
/**
* @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_stm32f4xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32f4xx.c file
*/
#if defined (RTC_CLOCK_SOURCE_LSI)
/* Enable the LSI OSC */
RCC_LSICmd(ENABLE);
#endif /* RTC_CLOCK_SOURCE_LSI */
/* Configure the external interrupt "WAKEUP" and "TAMPER" buttons */
STM_EVAL_PBInit(BUTTON_TAMPER , BUTTON_MODE_EXTI);
STM_EVAL_PBInit(BUTTON_SEL , BUTTON_MODE_EXTI);
/* Configure LEDs */
STM_EVAL_LEDInit(LED1);
STM_EVAL_LEDInit(LED2);
STM_EVAL_LEDOn(LED1);
/* Initialize the LCD */
#ifdef USE_STM320518_EVAL
STM320518_LCD_Init();
#else
STM32072B_LCD_Init();
#endif /* USE_STM320518_EVAL */
/* Clear the LCD */
LCD_Clear(White);
/* Enable The Display */
LCD_DisplayOn();
/* Set the LCD Back Color and Text Color*/
LCD_SetBackColor(Blue);
LCD_SetTextColor(White);
LCD_DisplayStringLine(LCD_LINE_0,(uint8_t *) " TimeStamp Example " );
/* Set the LCD Text size */
LCD_SetFont(&Font16x24);
if (RTC_ReadBackupRegister(RTC_BKP_DR0) != 0x32F2)
{
/* RTC configuration */
RTC_Config();
/* Configure the time&date register */
RTC_TimeRegulate();
/* Display the Date */
RTC_DateShow();
/* Display the Time */
RTC_TimeShow();
}
else
{
/* Check if the Power On Reset flag is set */
if (RCC_GetFlagStatus(RCC_FLAG_PORRST) != RESET)
{
/* Set the Back Color */
LCD_SetBackColor(LCD_COLOR_CYAN);
/* Set the Text Color */
LCD_SetTextColor(LCD_COLOR_BLACK);
LCD_SetFont(&Font12x12);
LCD_DisplayStringLine(LCD_LINE_2,(uint8_t *) " Power On Reset occurred " );
}
/* Check if the Pin Reset flag is set */
else if (RCC_GetFlagStatus(RCC_FLAG_PINRST) != RESET)
{
/* Set the Back Color */
LCD_SetBackColor(LCD_COLOR_CYAN);
/* Set the Text Color */
LCD_SetTextColor(LCD_COLOR_BLACK);
LCD_SetFont(&Font12x12);
LCD_DisplayStringLine(LCD_LINE_2,(uint8_t *) " External Reset occurred " );
}
/* Set the Back Color */
LCD_SetBackColor(LCD_COLOR_CYAN);
/* Set the Text Color */
LCD_SetTextColor(LCD_COLOR_BLACK);
LCD_SetFont(&Font12x12);
LCD_DisplayStringLine(LCD_LINE_3,(uint8_t *) " No need to configure RTC " );
/* Enable the PWR clock */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR, ENABLE);
/* Allow access to RTC */
PWR_BackupAccessCmd(ENABLE);
/* Wait for RTC APB registers synchronisation */
RTC_WaitForSynchro();
/* Clear the RTC Alarm Flag */
RTC_ClearFlag(RTC_FLAG_ALRAF);
/* Clear the EXTI Line 17 Pending bit (Connected internally to RTC Alarm) */
EXTI_ClearITPendingBit(EXTI_Line17);
/* Display the RTC Time/Date and TimeStamp Time/Date */
RTC_DateShow();
RTC_TimeShow();
}
while (1)
{
if (Button_State == TAMPER_ON)
{
/* Turn LED4 ON */
STM_EVAL_LEDOn(LED2);
LCD_SetFont(&Font12x12);
LCD_DisplayStringLine(LCD_LINE_5,(uint8_t *) " TimeStamp Event Occurred " );
LCD_SetFont(&Font16x24);
LCD_ClearLine(LCD_LINE_4);
LCD_ClearLine(LCD_LINE_5);
LCD_ClearLine(LCD_LINE_6);
LCD_ClearLine(LCD_LINE_7);
LCD_ClearLine(LCD_LINE_8);
/* Display the TimeStamp */
RTC_TimeStampShow();
Button_State = 0;
}
else if (Button_State == SEL_ON)
{
/* Turn LED1 ON and LED2 OFF */
STM_EVAL_LEDOn(LED1);
STM_EVAL_LEDOff(LED2);
/* Clear The TSF Flag (Clear TimeStamp Registers) */
RTC_ClearFlag(RTC_FLAG_TSF);
LCD_SetFont(&Font12x12);
LCD_ClearLine(LCD_LINE_5);
LCD_SetFont(&Font12x12);
LCD_DisplayStringLine(LCD_LINE_5,(uint8_t *) " TimeStamp Event Cleared " );
Button_State = 0;
}
}
}