Quartus schematic diagram of the parallel port how to input, strives for the great god give advice or comments

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Corresponding line docking together

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Access to the IP is also should be parallel

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Refers to a certain input or output more than is the case,
Like to meet is led [7. 0], eight different input source, can their lead and name, such as led [3.. 0], led [5.. 4], [7.. 6], led