Electronics Projects, Electronic Piano Circuit Attiny2313 Simple Audio Project article
"avr project, microcontroller projects, " tagged with
Atmel ATtiny2313 two 1.5V AA batteries powered electronic piano circuit connected in series (3V) can be operated. PB3 – PB4 16 on pins 15 and 32 ohm speaker connected to these pins as exit. 13 pieces in varying shades of sound produced by this tone. AVR programming beginners a good example for people.
Source: siva.cc.hirosaki-u.ac.jp/usr/koyama/ Alternative link: electronic-piano-circuit-attiny2313-simple-audio-project.zip