arduino uno - Do I need a pull-up/down resistor for button LED circuit? - Arduino Stack Exchange
Pull up e Pull down no Arduino: Entenda como funciona - MakerHero
Arduino - Usando botão e (resistores pull-up) - YouTube
L1: Using buttons - Physical Computing
How to Use Digital INPUT and INPUT_PULLUP on Arduino - YouTube
Using switches with an Arduino – Input Pull-Up / Pull-Down
Let's Learn: Arduino Digital Button with Pullup and Pulldown resistors
Digital Input Pull-Up Resistor | Arduino Documentation
How to Wire a Button to Arduino? Using Internal Pull-Up. - Circuit Journal
Resistor de elevação - Arduino e Cia
Arduino Pull-up Pull-down Resistor | Arduino FAQs
L1: Using buttons - Physical Computing
Resistencias pull-up/pull down - IES Juan López Morillas
Arduino 5: Resistores de pull-up – Eletrônica para artistas
Push Button with Arduino | Pull up & Pull down resistor | Led Control using Button - YouTube
Digital Input Pull-Up Resistor | Arduino Documentation
Pull-up Resistor vs Pull-down - Differences, Arduino Guide - Latest Open Tech From Seeed
Using switches with an Arduino – Input Pull-Up / Pull-Down
How Internal Pull Up/Down Resistor Works (Arduino/ESP32)
Input and output: The pull-down resistor
In a circuit with a switch and a pull-down resistor, why does the high impedance of the input not discourage current from flowing into pin? - Arduino Stack Exchange
Arduino Button or Switch Interface Circuit without Pull Up Resistor
R.o.b.o.t F.e.l.i.c.i.a.n.o: Botões e Resistores Pull-down e Pull-up
Projeto 02b - Led apaga com push button pressionado (pull-up interno do Arduino) - Squids Arduino
InputPullupSerial | Arduino
arduino - Pull-down resistor is needed? - Stack Overflow
Para que servem resistores Pull-Up/Pull-Down e como implementá-los – Laboratorio de Garagem (arduino, eletrônica, robotica, hacking)
Arduino 5: Resistores de pull-up – Eletrônica para artistas
