int main (void)
{
board_init(); //Board definition and selection
sysclk_init(); //System clock init
usart_init_rs232(USART_SERIAL_RFID, &usart_options_RFID); //UART init
usart_init_rs232(USART_SERIAL_Monitor, &usart_options_Monitor);
gfx_mono_init(); //LCD init
PORTE.OUTSET=PIN4_bm; //LCD Back light on
//RTC Init
sysclk_enable_module(SYSCLK_PORT_GEN, SYSCLK_RTC);
while (RTC32.SYNCCTRL & RTC32_SYNCBUSY_bm);
if (rtc_vbat_system_check(false) != VBAT_STATUS_OK)
rtc_init();
PORTE.DIRCLR=PIN5_bm;
while(1)
{
if(Receive())
{
card_no=Check();
if(card_no)
{
PORTR.OUTCLR=PIN0_bm;
gfx_mono_draw_string("Card Detected",0,0,&sysfont);
gfx_mono_draw_string("Welcome",0,10,&sysfont);
gfx_mono_draw_string(names[card_no-1],55,10,&sysfont);
rtc_timestamp=rtc_get_time();
calendar_timestamp_to_date_tz(rtc_timestamp,5,30,&get_date);
gfx_mono_draw_string(display_time(get_date,arr),0,20,&sysfont);
delay_s(1);
gfx_mono_init();
PORTR.OUTSET=PIN0_bm;
}
else
{
PORTR.OUTCLR=PIN1_bm;
gfx_mono_draw_string("Invalid Card",0,0,&sysfont);
delay_s(1);
gfx_mono_init();
PORTR.OUTSET=PIN1_bm;
}
}
}
}
/**
* \brief Initialize RTC32 and VBAT
*
* This function checks the RTC32 and VBAT systems' status, initializing them if
* necessary. If the status is OK, only the RTC32 is reset.
*
* To ensure that WDT resets occur with correct timing, the RTC32 is reset to
* the last time which was read out from it.
*/
static void main_init_rtc32(void)
{
/* RTC32 clock must be enabled after sysclk_init() to check VBAT */
sysclk_enable_module(SYSCLK_PORT_GEN, SYSCLK_RTC);
while (RTC32.SYNCCTRL & RTC32_SYNCBUSY_bm) {
/* Wait for synchronization */
}
/* Initialize the RTC32 and VBAT if its status is not OK */
if (rtc_vbat_system_check(false) != VBAT_STATUS_OK) {
rtc_init();
/* Otherwise, just ensure the RTC32 is enabled with correct period */
} else {
RTC32.CTRL = ~RTC32_ENABLE_bm;
while (RTC32.SYNCCTRL & RTC32_SYNCBUSY_bm) {
}
RTC32.PER = 0xffffffff;
RTC32.CTRL = RTC32_ENABLE_bm;
}
/* Reset the time */
rtc_set_time(classb_last_wdt_reset);
}
/**
* \brief Main function.
*
* Initializes the board and reads out the production date stored in EEPROM and
* set timezone from EEPROM if it is set. If it is not set it will open the
* timezone selector to select the local timezone. It then runs the menu system
* in an infinite while loop.
*/
int main(void)
{
uint8_t menu_status;
struct keyboard_event input;
uint32_t rtc_timestamp;
sysclk_init();
board_init();
pmic_init();
gfx_mono_init();
touch_init();
adc_sensors_init();
// Enable display backlight
gpio_set_pin_high(NHD_C12832A1Z_BACKLIGHT);
// Workaround for known issue: Enable RTC32 sysclk
sysclk_enable_module(SYSCLK_PORT_GEN, SYSCLK_RTC);
while (RTC32.SYNCCTRL & RTC32_SYNCBUSY_bm) {
// Wait for RTC32 sysclk to become stable
}
// If we have battery power and RTC is running, don't initialize RTC32
if (rtc_vbat_system_check(false) != VBAT_STATUS_OK) {
rtc_init();
// Set current time to after production date
rtc_timestamp = production_date_get_timestamp() + 1;
rtc_set_time(rtc_timestamp);
}
// Get current time
rtc_timestamp = rtc_get_time();
// Make sure RTC has not been set to a too early date .
if (rtc_timestamp < FIRST_POSSIBLE_TIMESTAMP) {
// Set time to 01.01.2011 00:00:00
rtc_set_time(FIRST_POSSIBLE_TIMESTAMP);
}
// Initialize USB CDC class
cdc_start();
cpu_irq_enable();
// Display a splash screen showing button functions
button_splash();
// Set timezone from EEPROM or to a default value
timezone_init();
/* Main loop. Read keyboard status and pass input to menu system.
* When an element has been selected in the menu, it will return the
* index of the element that should be run. This can be an application
* or another menu.
*/
while (true) {
// (re)initialize menu system
gfx_mono_menu_init(&main_menu);
do {
do {
keyboard_get_key_state(&input);
// Wait for key release
} while (input.type != KEYBOARD_RELEASE);
// Send key to menu system
menu_status = gfx_mono_menu_process_key(&main_menu, input.keycode);
// Wait for something useful to happen in the menu system
} while (menu_status == GFX_MONO_MENU_EVENT_IDLE);
switch (menu_status) {
case 0:
ntc_sensor_application();
break;
case 1:
lightsensor_application();
break;
case 2:
production_date_application();
break;
case 3:
date_time_application();
break;
case 4:
// Toggle LCD Backlight
gpio_toggle_pin(NHD_C12832A1Z_BACKLIGHT);
break;
case GFX_MONO_MENU_EVENT_EXIT:
// Fall trough to default and show button splash
default:
button_splash();
break;
};
}
}
