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RdPortE

int RdPortE( unsigned int port );

Description

Reads an external I/O register specified by the argument.

Parameters

port

Address of external parallel port data register.

Return value

Returns an integer, the lower 8 bits of which contain the result of reading the port specified by the argument. Upper byte contains zero.

Library

SYSIO.LIB

See also

RdPortI, BitRdPortI, WrPortI, BitWrPortI, BitRdPortE, WrPortE, BitWrPortE