/*
 * Entprellung von bis zu 8 Tastern nach Methode Peter Dannegger
 * 
 */
#include "entprell.h"

#define LED_DDR         DDRC
#define LED_PORT        PORTC
#define LED0            0
#define LED1            1
#define LED2            2


void setup() {
  LED_PORT  = 0;            // LED outputs
  LED_DDR   = 0xFF;

  init_entprell();
}

void loop() {

  if ( get_key_short( 1<<KEY0 )) LED_PORT ^= 1<<LED0;   // reaction on key release
  if ( get_key_long( 1<<KEY1 ))  LED_PORT ^= 1<<LED1;   // reaction after REPEAT_START ms

  // single press and repeat, running light
  if( get_key_press( 1<<KEY2 )){                        // reaction on key press
    uint8_t i = LED_PORT;
    i = (i & 0x03) | ((i & ~0x03) << 1);
    if( (i & ~0x03) == 0 ) i |= (1<<LED2);
    LED_PORT = i;
  }
}