/**
* Called periodically to scan buttons
*/
INLINE void buttons__run(void) {
uint8_t current_state = PORT_VALUE(BUTTONS) & BUTTONS_MASK;
if ((buttons__changed = buttons__state ^ current_state)) {
buttons__time = BUTTONS__REPEAT_DELAY;
buttons__state = current_state;
buttons__repeat_phase = 0;
}
else {
if (buttons__time > 0) {
--buttons__time;
}
else {
buttons__time = BUTTONS__REPEAT_PERIOD;
buttons__repeat_phase = 1;
}
}
}
/**
* Read the LEDs state.
* Every set bit (for bits 0-5) corresponds to press of the corresponding button.
* Bits 6 and 7 will be undefined.
*/
uint8_t leds_tap__get(void) {
return PORT_VALUE(LEDS_TAP);
}
static inline uint8_t keypad__in(void) { return PORT_VALUE(KEYPAD__IN); }
