int main(void) {
char str[100];
TM_DS1307_Time_t time;
uint8_t last;
/* Initialize system */
SystemInit();
/* Initialize LEDS */
TM_DISCO_LedInit();
/* Initialize ILI9341 LCD on board */
TM_ILI9341_Init();
TM_ILI9341_Fill(ILI9341_COLOR_ORANGE);
TM_ILI9341_Rotate(TM_ILI9341_Orientation_Portrait_2);
TM_ILI9341_Puts(90, 310, "stm32f4-discovery.com", &TM_Font_7x10, ILI9341_COLOR_BLACK, ILI9341_COLOR_ORANGE);
/* Initialize DS1307 */
if (TM_DS1307_Init() != TM_DS1307_Result_Ok) {
/* Red LED on */
TM_DISCO_LedOn(LED_RED);
/* Show on LCD */
TM_ILI9341_Puts(10, 10, "DS1307 Error", &TM_Font_11x18, ILI9341_COLOR_BLACK, ILI9341_COLOR_ORANGE);
while (1);
}
/* Set date and time */
/* Day 7, 26th May 2014, 02:05:00 */
time.hours = 21;
time.minutes = 18;
time.seconds = 0;
time.date = 26;
time.day = 1;
time.month = 5;
time.year = 14;
TM_DS1307_SetDateTime(&time);
/* Disable output first */
TM_DS1307_DisableOutputPin();
/* Set output pin to 4096 Hz */
TM_DS1307_EnableOutputPin(TM_DS1307_OutputFrequency_4096Hz);
while (1) {
/* Get date and time */
TM_DS1307_GetDateTime(&time);
/* Display on LCD */
sprintf(str, "Day: %d\nDate: %02d\nMonth: %02d\nYear: %04d\nHours: %02d\nMinutes: %02d\nSeconds: %02d", time.day, time.date, time.month, time.year + 2000, time.hours, time.minutes, time.seconds);
TM_ILI9341_Puts(10, 15, str, &TM_Font_11x18, ILI9341_COLOR_ORANGE, 0x0000);
/* Toggle GREEN led if needed */
if (last != time.seconds) {
last = time.seconds;
/* Toggle GREEN LED */
TM_DISCO_LedToggle(LED_GREEN);
}
}
}
void TM_DS1307_DisableOutputPin(void) {
//Set output pin to high
TM_DS1307_EnableOutputPin(TM_DS1307_OutputFrequency_High);
}
