Ncr4X20Vfd

getError()

Description

Returns whether the library detected an error communicating with the VFD.

Syntax

vfd.getError();

Parameters

vfd: a variable of the type Ncr4X20Vfd.

Return Value

Returns true if an error occurred since the last time getError() was called. Note that this can only detect whether a timeout occurred trying to communicate with the display. It can not detect all possible communication errors.

Example

See UnitTests example.

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