setup()

Descrição

A função setup() é chamada quando um sketch inicia. Use-a para inicializar variáveis, configurar o modo dos pinos(INPUT ou OUTPUT), inicializar bibliotecas, etc. A função setup() será executada apenas uma vez, apoós a placa ser alimentada ou acontecer um reset.

Código de Exemplo

int buttonPin = 3; void setup() { // put your setup code here, to executed once: Serial.begin(9600); // Inicializa a porta serial pinMode(buttonPin, INPUT); // configura o pino 3 como INPUT Serial.println("This is setup code"); } void loop() { // ... }

The output on Serial Monitor:

COM6
Send
This is setup code
Autoscroll Show timestamp
Clear output
9600 baud  
Newline  

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