Function hold_read

core/realclock.c:63–68

}

static void hold_read(void) {
    rtc.holdSec = rtc.readSec;
    rtc.holdMin = rtc.readMin;
    rtc.holdHour = rtc.readHour;
    rtc.holdDay = rtc.readDay;
}

static uint8_t rtc_read(const uint16_t pio, bool peek) {
    uint8_t index = pio & 0xFF;