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…. Electronics Projects, Electronic Piano Circuit Attiny2313 Simple Audio Project “avr project, microcontroller projects, “
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: https://320volt.com/en/attiny2313-basit-ses-devresi-elektronik-piyano-c-dili/ Alternative link: electronic-piano-circuit-attiny2313-simple-audio-project.zip