4.6.3 LPM_BIPAD

 

Copyright © 1998 University of Manchester

Bi-directional input/output Pad

Ports
Port Name
Type
Usage
 DescriptionComments
Data
I
Required
Data for output from pads Vector, LPM_Width wide
Enable
I
Required
Tristate Enable to the pad
Result
O
Optional
Data input from the pad Vector, LPM_Width wide
Pad
I/O
Optional
Pad for input/output Vector, LPM_Width wide

Properties
Property
Usage
ValueComments
LPM_Width
Required
LPM Value > 0Width of output vector

Function 

                If Enable = 1, then Pad = Data
                else if Enable = 0, then Result = Pad

If the Result port is not connected, then this module acts as a Tristate output port