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README.md

Overview

This uses an AVR microcontroller (ATMega328P-PU, which is in the Uno R3).

Project

Pin Description

Pin(s) Purpose
0-7 8-bit ADC (for audio)
8 Next button
9-10 LEDs
11-13 ISP Programmer, otherwise unused
A0-A3 Serial: DTR, TXD, RXD, CTS
A4-A5 I2C: SDA, SCL