interrupts()

Description

Re-enables interrupts (after they've been disabled by noInterrupts(). Interrupts allow certain important tasks to happen in the background and are enabled by default. Some functions will not work while interrupts are disabled, and incoming communication may be ignored. Interrupts can slightly disrupt the timing of code, however, and may be disabled for particularly critical sections of code.

Syntax

interrupts()

Parameter Values

  • None

Return Values

  • Nothing

Example Code

The code enables Interrupts.

void setup() {} void loop() { noInterrupts(); // critical, time-sensitive code here interrupts(); // other code here }

See Also

ARDUINO BUY RECOMMENDATION

Arduino UNO R3
Arduino Starter Kit
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