pimoroni-pico/examples/breakout_rtc/demo.cpp

55 wiersze
1.2 KiB
C++

#include "pico/stdlib.h"
#include "breakout_rtc.hpp"
using namespace pimoroni;
I2C i2c(BOARD::BREAKOUT_GARDEN);
BreakoutRTC rtc(&i2c);
int main() {
stdio_init_all();
#ifdef PICO_DEFAULT_LED_PIN
gpio_init(PICO_DEFAULT_LED_PIN);
gpio_set_dir(PICO_DEFAULT_LED_PIN, GPIO_OUT);
#endif
if(!rtc.init()) {
printf("Init failed! Check your connections and i2c pin choices.\n");
}
//rtc.setup(false);
// Uncomment the below line on first run to set the RTC date and time to the program's compiler time
//rtc.set_to_compiler_time();
// Make sure we have 24-hour time
if(rtc.is_12_hour())
rtc.set_24_hour();
// Set to update once per second
rtc.enable_periodic_update_interrupt(true);
while(true) {
// Has a second passed?
if(rtc.read_periodic_update_interrupt_flag()) {
rtc.clear_periodic_update_interrupt_flag();
// Update the locally stored time from the RTC
if(rtc.update_time()) {
printf("Date: %s, Time: %s\n", rtc.string_date(), rtc.string_time());
#ifdef PICO_DEFAULT_LED_PIN
gpio_put(PICO_DEFAULT_LED_PIN, true);
#endif
sleep_ms(100);
#ifdef PICO_DEFAULT_LED_PIN
gpio_put(PICO_DEFAULT_LED_PIN, false);
#endif
}
}
sleep_ms(100);
}
return 0;
}