#include <avr/io.h>
#include <avr/interrupt.h>
+#include <avr/sleep.h>
#include "lights.h"
static uint16_t button_start[N_BUTTONS];
static unsigned char button_pressed[N_BUTTONS];
+static unsigned char sleep_after_release;
+
void init_buttons()
{
- // MCUCR |= _BV(ISC00); // any edge generates IRQ
- // GIMSK |= _BV(INT0); // enable INT0
DDRB &= ~(_BV(PB6) | _BV(PB0));
PORTB |= _BV(PB6) | _BV(PB0);
+ sleep_after_release = 0;
// log_byte(PORTB);
}
-extern unsigned char led1_counter;
+static void inline long_press(unsigned char n)
+{
+ sleep_after_release = 1;
+ gpio_set(1, 1);
+}
+
+static void do_sleep()
+{
+ // led_set_status(2);
+ // MCUCR |= _BV(ISC00); // any edge generates IRQ
+ log_byte(0xb0);
+ log_flush();
+ set_sleep_mode(SLEEP_MODE_PWR_DOWN);
+ PORTA = 0;
+ PORTB = 0;
+ DDRA = 0;
+ DDRB = 0;
+ GIMSK |= _BV(INT0); // enable INT0
+ sleep_enable();
+ sei();
+ sleep_cpu();
+ sleep_disable();
+ cli();
+ GIMSK &= ~_BV(INT0); // disable INT0
+ hw_setup();
+}
+
+static void inline short_press(unsigned char n)
+{
+ led_set_status(1);
+}
void timer_check_buttons()
{
};
for (i = 0; i < N_BUTTONS; i++) {
if (!port_states[i]) { // is pressed
- if (button_pressed[i]) { // been already pressed
- // TODO long button press
- /*
- uint16_t duration = jiffies - button_start[i];
- if (duration > 10 && duration < 40) {
- gpio_set(GPIO_LED2, 1);
- }
- */
- } else { // begin of button press
+ if (button_pressed[i] == 0) {
+ // begin of button press
button_pressed[i] = 1;
button_start[i] = jiffies;
+#if 0
// log_byte(0xC0);
// log_word(jiffies);
+#endif
+ } else if (button_pressed[i] == 1) {
+ // been already pressed
+ uint16_t duration = jiffies - button_start[i];
+ if (duration > 80) {
+ // long button press
+ button_pressed[i] = 2;
+ long_press(i);
+ }
}
} else { // is not pressed
if (button_pressed[i]) { // just depressed
uint16_t duration = jiffies - button_start[i];
+#if 1
log_byte(0xC1);
log_word(duration);
log_flush();
- // led_set_number_pattern(N_PWMLEDS, 1 + (duration >> 3));
+#endif
button_pressed[i] = 0;
+ if (duration > 6 && duration < 30)
+ short_press(i);
+ if (sleep_after_release)
+ do_sleep();
}
}
-
- break; // FIXME - delete this when btn1 is ready
}
}
-#if 0
ISR(INT0_vect)
{
- unsigned char tmpval = PINB & _BV(PB6);
-
- gpio_set(GPIO_LED2, tmpval);
+ hw_setup();
log_byte(0xbb);
log_flush();
}
-#endif