// for debugging
void blinkNTimes(int n)
{ int msec = 500;
SET_BIT(PORTB, 0);
for(int i = 0; i < n; i++)
{
SET_BIT(PORTB, 0);
wait_avr(msec);
CLR_BIT(PORTB, 0);
wait_avr(msec);
}
}
void ini_lcd(void) {
SET_BIT(DDR, RS_PIN);
SET_BIT(DDR, RW_PIN);
SET_BIT(DDR, EN_PIN);
wait_avr(16);
output(0x30, 0);
wait_avr(5);
output(0x30, 0);
wait_avr(1);
write(0x3c, 0);
write(0x0c, 0);
write(0x06, 0);
write(0x01, 0);
}
void flashSuccess(void)
{
SET_BIT(PORTB, 0);
wait_avr(150);
CLR_BIT(PORTB, 0);
wait_avr(150);
SET_BIT(PORTB, 0);
wait_avr(150);
CLR_BIT(PORTB, 0);
wait_avr(150);
SET_BIT(PORTB, 0);
wait_avr(150);
CLR_BIT(PORTB, 0);
}
void main(){
SET_BIT(DDRB, 0);
ini_lcd();
clr_lcd();
for(;;){
pos_lcd(0,0);
put_str_lcd("Press 1. Saria's...");
pos_lcd(1,0);
put_str_lcd("Press 2. Mary...");
if (get_key() == 16)
{
clr_lcd();
pos_lcd(0,2);
put_str_lcd("Saria's Song");
pos_lcd(1, 0);
put_str_lcd("Press B to stop.");
play_song(saria, 85);
clr_lcd();
}
else if (get_key() == 15)
{
clr_lcd();
pos_lcd(0,2);
put_str_lcd("Mary Had A");
pos_lcd(1, 2);
put_str_lcd("Little Lamb");
play_song(mary, 26);
clr_lcd();
}
wait_avr(50);
}
}
int main(void)
{
//set the direction of port 40 to be an input
set_input(PIN,BUTTON);
//set direction of port 1 to be an output
set_output(DDRD,LED);
while(1)
{
//if(GET_BIT(PIN,BUTTON))
//{
set_high(PORTD,LED);
wait_avr(DELAY);
set_high(PORTD,LED);
wait_avr(DELAY);
//}
}
}
void LCD(void)
{
ini_lcd();
clr_lcd();
put_str_lcd("hi");
wait_avr(3000);
clr_lcd();
resetLCD();
setDateTime();
}
void
start_led(void)
{
int msec = 500;
SET_BIT(PORTB, 0);
for(;;)
{
if(GET_BIT(PINB,1)){
CLR_BIT(PORTB, 0);
}
else{
SET_BIT(PORTB, 0);
wait_avr(msec);
CLR_BIT(PORTB, 0);
wait_avr(msec);
}
}
}
unsigned char key_pressed(unsigned char row, unsigned char column)
{
DDRC = 0;
PORTC = 0;
SET_BIT(PORTC, row);
SET_BIT(DDRC, column);
wait_avr(100);
return !GET_BIT(PINC, row);
}
unsigned char getSingleButton(unsigned char row,unsigned char column)
{
//set C3-C0 outputs to 1 except bit column
//and not C4-C7 are not modified
DDRC = 0x00;
DDRC |= 1 << row;
PORTC |= 1 << column;
//wait to read the input
wait_avr(2);
//now read pin with number row
//if button is being pressed then the state will change from
// 1 to 0
return ((PINC & (1 << column)) == 0 ? 1:0);
}
// Blink twice to show error and wait one second
// then blink one time per second to show 1
// or blink two times per second to show 0
void showError(unsigned char err)
{
SET_BIT(PORTB, RED);
wait_avr(250);
CLR_BIT(PORTB, RED);
wait_avr(250);
SET_BIT(PORTB, RED);
wait_avr(250);
CLR_BIT(PORTB, RED);
wait_avr(1000);
int i;
for(i = 7; i >= 3; --i)
{
if ((err & (1 << i)) != 0)
{
SET_BIT(PORTB, RED);
wait_avr(150);
CLR_BIT(PORTB, RED);
wait_avr(1000);
}
else
{
SET_BIT(PORTB, RED);
wait_avr(150);
CLR_BIT(PORTB, RED);
wait_avr(150);
SET_BIT(PORTB, RED);
wait_avr(150);
CLR_BIT(PORTB, RED);
wait_avr(1000);
}
}
}
void wait_btn() {
int btn = 0;
int hold = 0;
while(1) {
btn = btn << 1;
if(GET_BIT(PINA, 1)) {
btn = btn | 1;
}
if(btn == 0xff) {
hold = 1;
} else if(btn == 0 && hold == 1) {
return;
}
wait_avr(1);
}
}
void increment()
{
sec++;
if (sec == 60)
{
sec = 0;
min++;
if (min == 60)
{
min = 0;
hr++;
if (hr == 24)
{
hr = 0;
day++;
if ((year%4 == 0 && year%100 != 0) || year%400 == 0)
{
if (day > leapyear[month-1])
{
day = 1;
month++;
if (month > 12)
{
month = 1;
year++;
}
}
}
else if (day > normal[month-1])
{
day = 1;
month++;
if (month > 12)
{
month = 1;
year++;
}
}
}
}
}
wait_avr(100);
}
int main(void){
ini_lcd();
ini_avr();
for(;;)
{
if(get_key() == 13) // SET DATE
{
//put_lcd('A');
row = 0;
col = 0;
clr_lcd();
pos_lcd(0,0);
put_str_lcd("MMDDYYYY");
start = 0;
pos_lcd(0,0);
set_date = 1;
set_time = 0;
index = 0;
}
else if(get_key() == 9) // SET TIME
{
//put_lcd('B');
row = 1;
col = 0;
clr_lcd();
pos_lcd(1,0);
put_str_lcd("HHMMSS");
start = 0;
pos_lcd(1,0);
set_time = 1;
set_date = 0;
index = 0;
}
if (start == 1)
{
increment();
print();
}
else
{
if(get_key() == 2)
{
//put_lcd('#');
if (set_date) {setDate();}
if (set_time) {setTime();}
start = 1;
}
else if(get_key() == 3){
put_lcd('0');
if(set_date){
date[index] = 0;
}
else if(set_time){
time[index] = 0;
}
index++;
col++;
}
else if(get_key() == 4){
//put_lcd('*');
clr_lcd();
col = 0;
row = 0;
set_time = 0;
set_date = 0;
start = 1;
index = 0;
}
else if(get_key() == 6){
put_lcd('9');
if(set_date){
date[index] = 9;
}
else if(set_time){
time[index] = 9;
}
index++;
col++;
}
else if(get_key() == 7){
put_lcd('8');
if(set_date){
date[index] = 8;
}
else if(set_time){
time[index] = 8;
}
index++;
col++;
}
else if(get_key() == 8){
put_lcd('7');
if(set_date){
date[index] = 7;
}
else if(set_time){
time[index] = 7;
}
index++;
col++;
}
else if(get_key() == 10){
put_lcd('6');
if(set_date){
date[index] = 6;
}
else if(set_time){
time[index] = 6;
}
index++;
col++;
}
else if(get_key() == 11){
put_lcd('5');
if(set_date){
date[index] = 5;
}
else if(set_time){
time[index] = 5;
}
index++;
col++;
}
else if(get_key() == 12){
put_lcd('4');
if(set_date){
date[index] = 4;
}
else if(set_time){
time[index] = 4;
}
index++;
col++;
}
else if(get_key() == 14){
put_lcd('3');
if(set_date){
date[index] = 3;
}
else if(set_time){
time[index] = 3;
}
index++;
col++;
}
else if(get_key() == 15){
put_lcd('2');
if(set_date){
date[index] = 2;
}
else if(set_time){
time[index] = 2;
}
index++;
col++;
}
else if(get_key() == 16){
put_lcd('1');
if(set_date){
date[index] = 1;
}
else if(set_time){
time[index] = 1;
}
index++;
col++;
}
if (set_time)
{
if (col > 5)
{
col = 0;
pos_lcd(row, col);
}
}
else if (set_date)
{
if (col > 7)
{
col = 0;
pos_lcd(row, col);
}
}
}
wait_avr(25);
}
return 0;
}
void setDateTime(void)
{
// keep track of LCD pos
int row, col;
row = 0;
col = 2;
// number is the number entered
int number;
// counter to keep track of how many digits entered
int counter = 0;
// number to keep track of the number so far
int userInput = 0;
char buf[1];
do
{
while(col < 10 || row != 1)
{
pos_lcd(row, col);
number = get_key();
if(isValidKey(number))
{
sprintf(buf, "%i", number);
put_str_lcd(buf);
wait_avr(400);
if(col >= 11 && row == 0)
{
row++;
col = 2;
}
else if(col <= 11)
{
col++;
if(col == 4 || col == 7)
col++;
}
counter++;
if(counter%2 == 0 && counter != 6)
userInput += number;
else if(counter == 5)
userInput = 1000*number;
else if(counter == 6)
userInput += 100*number;
else if(counter == 7)
userInput += 10*number;
else
userInput = 10*number;
}
if(counter == 2)
Month = userInput;
else if(counter == 4)
Day = userInput;
else if(counter == 8)
Year = userInput;
else if(counter == 10)
Hour = userInput;
else if(counter == 12)
Minutes = userInput;
else if(counter == 14)
Seconds = userInput;
}
if(!isValidDate(Day, Month, Year))
{
clr_lcd();
sprintf(buf, "%s", "invalid date");
put_str_lcd(buf);
wait_avr(2000);
row = 0;
col = 2;
// counter to keep track of how many digits entered
counter = 0;
// number to keep track of the number so far
userInput = 0;
resetLCD();
}
}while(!isValidDate(Day, Month, Year));
while(1)
{
wait_avr(1000);
incrementTime();
pos_lcd(0, 2);
sprintf(buf, "%02i/%02i/%02i", Month, Day, Year);
put_str_lcd(buf);
pos_lcd(1, 2);
sprintf(buf, "%02i:%02i:%02i", Hour, Minutes, Seconds);
put_str_lcd(buf);
}
}
int main(void)
{
ini_lcd();
clr_lcd();
int ca = 0;
int cb = 0;
int aa=0;
int ab=0;
int ma=0;
int mb=0;
int mina=0;
int minb=0;
//ADMUX |= 71;
//SET_BIT(ADMUX,6);
//ADCSRA|=135;
//SET_BIT(ADCSRA)
//ADMUX=(1<<REFS0); // For Aref=AVcc;
SET_BIT(ADMUX,6);
//ADCSRA=(1<<ADEN)|(1<<ADPS2)|(1<<ADPS1)|(1<<ADPS0); //Prescalar div factor =128
ADCSRA|=135;
//wait_avr(50000);
//uint8_t ch=ch&0b00000111;
//ADMUX|=ch;
//ADCSRA|=(1<<ADSC);
//ADCSRA|=(1<<ADEN);
while(1)
{
//TODO:: Please write your application code
pos_lcd(0,0);
sprintf(beg,"A:Start Sampling");
puts_lcd2(beg);
pos_lcd(1, 0);
sprintf(beg,"B:reset");
puts_lcd2(beg);
if(key_pressed(0, 7))
{
while(1)
{
if(key_pressed(1, 7))
{
result = 1;
max=0;
min=9999;
average=0;
total=0;
count=0;
clr_lcd();
break;
}
get_adc();
clr_lcd();
pos_lcd(0, 0);
//int a,b;
ca = result / 100;
cb = result % 100;
aa=average/100;
ab=average%100;
ma=max/100;
mb=max%100;
mina=min/100;
minb=min%100;
sprintf(beg,"Cr:%01d.%02d Mx:%01d.%02d",ca,cb,ma,mb);//(adc/1023)*5
puts_lcd2(beg);
pos_lcd(1, 0);
sprintf(beg,"Avg:%01d.%02d Mn:%01d.%02d",aa,ab,mina,minb);
puts_lcd2(beg);
wait_avr(500);
}
}
}
}
