[Marcelo] wanted to see how far he could overclock a microcontroller – in this case an ATMega328 – and ended up with a microcontroller designed for 20 MHz running at 30 MHz. To verify that his ...

While the ATMega328 is ... which really puts the Atmel chip through its paces. The audio is played through a 512-byte buffer and an interrupt triggers the microcontroller when to fill the ...