Overview

Register and bit definitions

use ruduino::cores::current::PORTB;// Registeruse ruduino::cores::current::PORTB7;// Pin

Prelude

without_interrupts(||{unsafe{write_volatile(DDRB,0xFF)}})

Timers

constDESIRED_HZ_TIM1:f64 =2.0;constTIM1_PRESCALER:u64 =1024;constINTERRUPT_EVERY_1_HZ_1024_PRESCALER:u16 =((ruduino::config::CPU_FREQUENCY_HZasf64 /(DESIRED_HZ_TIM1*TIM1_PRESCALERasf64))asu64 -1)asu16;timer1::Timer::new().waveform_generation_mode(timer1::WaveformGenerationMode::ClearOnTimerMatchOutputCompare).clock_source(timer1::ClockSource::Prescale1024).output_compare_1(Some(INTERRUPT_EVERY_1_HZ_1024_PRESCALER)).configure();

#[no_mangle]pubunsafeextern"avr-interrupt"fn_ivr_timer1_compare_a(){let prev_value =read_volatile(PORTB);write_volatile(PORTB, prev_value ^PINB5);}

Hardware Serial Port

constBAUD:u64 =9600;constUBRR:u16 =(ruduino::config::CPU_FREQUENCY_HZ /16 /BAUD -1)asu16;serial::Serial::new(UBRR).character_size(serial::CharacterSize::EightBits).mode(serial::Mode::Asynchronous).parity(serial::Parity::Disabled).stop_bits(serial::StopBits::OneBit).configure();

for&binb"OK"{    serial::transmit(b);}

ifletSome(b) = serial::try_receive(){    serial::transmit(b);    serial::transmit(b);}