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Reference for unit 'fpgpio' (#pascalio)

TGpioPin.WaitForInterruptIndirect

Waits for indirect interrupt

Declaration

Source position: fpgpio.pas.bak line 102

public function TGpioPin.WaitForInterruptIndirect(

timeout: LongInt;

const Cascade: array of TGpioPin

):Boolean; virtual;

Arguments

timeout

Timeout in milliseconds

Description

A change on a pin of an I/O expander can't be detected by the host. So most (or at least some of them) can be configured to indicate a change on a outgoing interrupt pin. The provided TGpioPin object has to be fully configured.