int main()
{
lcd_load_custom_character(happy, 0);
lcd_load_custom_character(sad, 1);
lcd_load_custom_character(indifferent, 2);
lcd_load_custom_character(surprised, 3);
lcd_load_custom_character(mocking, 4);
clear(); // this must be called before we can use the custom characters
print("mood: ?");
// initialize the random number generator based on how long we hold the button the first time
wait_for_button_press(ANY_BUTTON);
long seed = 0;
while(button_is_pressed(ANY_BUTTON))
seed++;
srandom(seed);
while(1)
{
lcd_goto_xy(6, 0); // move cursor to the correct position
char mood;
do
{
mood = random()%5;
} while (mood == prevMood); // ensure we get a new mood that differs from the previous
prevMood = mood;
print_character(mood); // print a random mood character
wait_for_button(ANY_BUTTON); // wait for any button to be pressed
}
}
/*
* Main Loop
*/
int main()
{
LOG("--------------------------------\r\n");
/* Unmask interrupt for output compare match A on TC0 */
timers_setup_timer(TIMER_COUNTER0, TIMER_MODE_CTC, 1000UL);
TIMSK0 |= (1 << OCIE0A);
lcd_load_custom_character(degree_symbol, CUSTOM_SYMBOL_DEGREE);
cli_init();
motor_init(&g_timers_state);
log_init();
scheduler_init(&g_timers_state, g_tasks, COUNT_OF(g_tasks));
interpolator_init(&g_timers_state);
sei();
log_start();
/* Main Loop: Run Tasks scheduled by scheduler */
while (1) {
int i;
for (i = 0; i < 50; i++) {
serial_check(); /* needs to be called frequently */
}
scheduler_service();
}
}
// This function loads custom characters into the LCD. Up to 8
// characters can be loaded; we use them for 6 levels of a bar graph
// plus a back arrow and a musical note character.
void load_custom_characters()
{
lcd_load_custom_character(levels+0,0); // no offset, e.g. one bar
lcd_load_custom_character(levels+1,1); // two bars
lcd_load_custom_character(levels+2,2); // etc...
lcd_load_custom_character(levels+4,3); // skip level 3
lcd_load_custom_character(levels+5,4);
lcd_load_custom_character(levels+6,5);
lcd_load_custom_character(back_arrow,6);
lcd_load_custom_character(note,7);
clear(); // the LCD must be cleared for the characters to take effect
}
int main(void)
{
lcd_load_custom_character(smile, 0);
clear();
while (1) {
for (this_row = 0; this_row <= 1; this_row++) {
<#statements#>
}
for (i = 0; i <= 7; i += 2) {
char output = 0;
lcd_goto_xy(i, 0);
print_character(output);
delay_ms(500);
}
}
return 0; /* never reached */
}
int main()
{
// If button A is pressed, test the PD0/PD1 outputs
if(button_is_pressed(BUTTON_A))
test_outputs();
// If button C is not pressed down, go to the demo.
if(!button_is_pressed(BUTTON_C) && !test_pushbutton_tries())
demo();
// Load bar graph characters.
// Together with space and the solid block at 255, this makes almost
// all possible bar heights, with two to spare.
unsigned char i;
for(i=0;i<6;i++)
{
lcd_load_custom_character(bars+i,i);
}
clear();
pololu_3pi_init(TEST_LINE_SENSOR_TIMEOUT);
if(test_pushbutton_tries())
goto pushbuttons;
play_from_program_space(welcome_test);
print_two_lines_delay_1s_test(welcome_test_line1,welcome_test_line2);
print_two_lines_delay_1s_test(test_name_line1,test_name_line2);
clear();
test_battery();
test_qtr();
test_motors();
test_pot();
pushbuttons:
test_pushbuttons();
clear();
print("Success");
play("O5 c16");
while(1);
}