DigitalWrite

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Name

digitalWrite

Description

digitalWrite drives level on a specified pin. When driven LOW, the pin will be set to ground. When driven HIGH, the pin will be set to power supply level, usually +3.3 V or +5V depending on the particular board.

Since
Beta 3

Syntax

P8
void digitalWrite(int pin, int level);
P32
void digitalWrite(u8 pin, u8 level);
Parameters
  • pin = pin to change
  • level = required level HIGH (=1) for high level (usually + 3.3V or +5V) or LOW (=0) for low level (ground)
Return
[None]

pin must be configured for output using pinMode

Example

PinMode Example

Bugs

See also

Comments