AVR microcontrollers - Wikipedia
Is it safe to drive I/O pins of an unpowered AVR ATmega328P? - Electrical Engineering Stack Exchange
Introduction to Arduino Pro Mini (AVR Atmel Atmega328p)
What voltage range should be used at the digital input in Arduino? - Quora
Digital Input/Output Ports on AVR - Developer Help
atmega328p - Atmega328 AU has a low Voltage output pin - Electrical Engineering Stack Exchange
ATMEGA328 standalone on proto board - Microcontrollers - Arduino Forum
Pull-up Resistors - SparkFun Learn
10 Ways to Destroy an Arduino — Rugged CircuitsRugged Industrial Arduino Microcontrollers
10 Ways to Destroy an Arduino — Rugged CircuitsRugged Industrial Arduino Microcontrollers
10 Ways to Destroy an Arduino — Rugged CircuitsRugged Industrial Arduino Microcontrollers
avr - Half voltage on output pin under load? - Electrical Engineering Stack Exchange
microcontroller - GPIO state of MCU (AVR) with no supply voltage - Electrical Engineering Stack Exchange
atmega328p - Atmega328 AU has a low Voltage output pin - Electrical Engineering Stack Exchange
ATmega8 – Basic Input/Output Interfacing
A method of applying a precision reference voltage to an Arduino AREF pin, without accidentally blowing up the processor – Dangerous Prototypes
10 Ways to Destroy an Arduino — Rugged CircuitsRugged Industrial Arduino Microcontrollers
ATmega8 – Basic Input/Output Interfacing
Introduction to Arduino Pro Mini (AVR Atmel Atmega328p)
Mega48/88/168/328: output voltage level of PC6 (RST pin as output) does not meet spec. | AVR Freaks
ElectricRCAircraftGuy.com--RC, Arduino, Programming, & Electronics: Arduino Power, Current, and Voltage Limitations
Understanding HIGH and LOW Arduino Pin States :: Open Source Hardware Group Arduino Tutorials - YouTube
Tiny AVR Programmer Hookup Guide - SparkFun Learn
Does a microcontroller (ATmega16) get damaged if I connect the input voltage terminals in the opposite direction once? - Quora
Arduino Uno ATmega328 Microcontroller | Download Scientific Diagram
2. Switch a LED on
