Modifies a noun

• buffer: A register address select line 91 provides a control line input to the tri-state buffer 57 from the bus control logic 49.

• area: Jay I havent missed anything you've done in the tri-state area, your the best!

• latch: The bi-directional tri-state latch 69 and tri-state buffer 57 are controlled to operate in unison by the bus control logic 49.

• device: Basic devices: AND, OR, NOT, NAND, NOR, Exclusive-OR, wired logic, tri-state devices.