/*
#define LED_B 5
#define LED_R 6
#define LED_G 7
#define all_leds_off PORTF &= ~(1<<LED_B) & ~(1<<LED_R) & ~(1<<LED_G)
#define red_led_on PORTF |= (1<<LED_R)
#define red_led_off PORTF &= ~(1<<LED_R)
#define grn_led_on PORTF |= (1<<LED_G)
#define grn_led_off PORTF &= ~(1<<LED_G)
#define blu_led_on PORTF |= (1<<LED_B)
#define blu_led_off PORTF &= ~(1<<LED_B)
#define set_led_off PORTF &= ~(1<<LED_B) & ~(1<<LED_R) & ~(1<<LED_G)
#define set_led_red PORTF = PORTF & ~(1<<LED_B) & ~(1<<LED_G) | (1<<LED_R)
#define set_led_blue PORTF = PORTF & ~(1<<LED_G) & ~(1<<LED_R) | (1<<LED_B)
#define set_led_green PORTF = PORTF & ~(1<<LED_B) & ~(1<<LED_R) | (1<<LED_G)
#define set_led_yellow PORTF = PORTF & ~(1<<LED_B) | (1<<LED_R) | (1<<LED_G)
#define set_led_magenta PORTF = PORTF & ~(1<<LED_G) | (1<<LED_R) | (1<<LED_B)
#define set_led_cyan PORTF = PORTF & ~(1<<LED_R) | (1<<LED_B) | (1<<LED_G)
#define set_led_white PORTF |= (1<<LED_B) | (1<<LED_R) | (1<<LED_G)
*/