{

// Create a new UART object and configure it to a baudrate of 115200

Uart0::connect<GpioOutputD1::Txd, GpioInputD0::Rxd>();

Uart0::initialize<SystemClock, 115200_Bd>();

// Enable interrupts, this is needed for every buffered UART

enableInterrupts();

// Create a IOStream for complex formatting tasks

modm::IODeviceWrapper< Uart0, modm::IOBuffer::BlockIfFull > device;

modm::IOStream output(device);

output << "Welcome!" << modm::endl;

// Initialize the analog to digital converter

// With the AVR running at 14.7456Mhz and a prescaler of 128 the

// ADC is running at 115kHz.

Adc::initialize<SystemClock, 115_kHz>();

Adc::setReference(Adc::Reference::InternalVcc);

// read the value of channel 0 (=> ADC0 => PA0) and wait until

// it is finished

uint16_t value = Adc::readChannel(0);

// send it via UART

output << value << modm::endl;

// now lets use the asynchronous version the be able to do other stuff

// while waiting for the result

Adc::setChannel(0);

Adc::startConversion();

while (true)

{

if (Adc::isConversionFinished())

{

// send the result

output << Adc::getValue() << modm::endl;

// wait a bit so that the result stays readable when

// receiving the UART output on a PC. If you want to do further

// calculations with the results instead of sending it

// you do not need this.

modm::delay(300ms);

// restart the conversion

Adc::setChannel(0);

Adc::startConversion();

}

}