* What is a parallel interface?

* What does it interface?

* What is required on the Microprocessor side?

* What are 3 categories of signals found on the microprocessor bus?

* What does it mean to be a memory mapped I/O device?

* What does it mean to be a synchronous bus?

* What is one way for a synchronous bus to do a read operation?

* What is one way for a synchronous bus to do a write operation?

* What is aliasing?

* What does the chip select signal signal?

* How can a unidirectional (out) parallel port be constructed?

* How can a unidirectional (in) parallel port be constructed?

* How can (should?) LEDs be driven?

* How can switch be attached to a parallel port?

* Why does the value read from an open collector based parallel port not always reflect the value stored in the data register?

* Is this an error?

* When are open collector signals ''slower'' than non open collector signals?

* What happens if 2 open collector drivers are attached to the same I/O line?

* What happens if 2 tri-state drivers are attached to the same I/O line?