/* * geigerzaehler.main.c.c * * Created: 28.02.2019 09:07:22 * Author : John_Ditgens */ #define F_CPU ...UL // Taktfrequenz (...)Hz #include #include // Todo: Clock speed missing int main(void) { DDRD &= ~(1<<2); // Activate PD2 DDRD &= ~(1<<3); // Activate PD3 PORTD |= (1<<2); // Enable Pull Up Resistor Pin D2 PORTD |= (1<<3); // Enable Pull Up Resistor Pin D3 EICRA |= (1 << ISC01)|(1 << ISC00); // Only at raising edge EIMSK |= (1 << INT0); // Activate Interrupt INT0 EICRA |= (1 << ISC11)|(1 << ISC10); // Only at raising edge EIMSK |= (1 <