void lcd_reset(){
for(int i = 0 ; i < 3; i++){
D7(1);D6(1);D5(1);D4(1);
_delay_ms(20);
D7(0);D6(0);D5(1);D4(1);
lcd_new_data();
}
D7(0);D6(0);D5(1);D4(0);
lcd_new_data();
}
void lcd_read(unsigned char cmd){
// read first 4 bit
D7(0); D6(0);D5(0); D4(0);
D7(rd_bit(cmd,7));
D6(rd_bit(cmd,6));
D5(rd_bit(cmd,5));
D4(rd_bit(cmd,4));
lcd_new_data();
// read second 4 bit
D7(0); D6(0);D5(0); D4(0);
D7(rd_bit(cmd,3));
D6(rd_bit(cmd,2));
D5(rd_bit(cmd,1));
D4(rd_bit(cmd,0));
lcd_new_data();
}
int main ()
{
#if defined (__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100
if (Check<B1, C1> ())
return 1;
if (Check<B2, C2> ())
return 2;
if (Check<B3, C3> ())
return 3;
if (Check<B4, C4> ())
return 4;
if (Check<B5, C5> ())
return 5;
if (Check<B6, C6> ())
return 6;
if (Check<B7, C7> ())
return 7;
if (Check<B8, C8> ())
return 8;
if (Check<C1> (D1 ()))
return 11;
if (Check<C2> (D2 ()))
return 12;
if (Check<C3> (D3 ()))
return 13;
if (Check<C4> (D4 ()))
return 14;
if (Check<C5> (D5 ()))
return 15;
if (Check<C6> (D6 ()))
return 16;
if (Check<C7> (D7 ()))
return 17;
if (Check<C8> (D8 ()))
return 18;
if (sizeof (C2) == nearly_empty_size)
return 22;
if (sizeof (C3) == nearly_empty_size)
return 23;
if (sizeof (C4) == nearly_empty_size)
return 24;
if (sizeof (C5) == nearly_empty_size)
return 25;
if (sizeof (C6) == nearly_empty_size)
return 26;
if (sizeof (C7) == nearly_empty_size)
return 27;
if (sizeof (C8) == nearly_empty_size)
return 28;
#endif
return 0;
}