Topics for Exam 1

Calculators WILL NOT be allowed for this exam.

• Analog and Digital quantities
• Batteries, wires, resistors, and switches at the most basic level
• TTL voltage limits for high/low signals and floating inputs
• Truth tables for basic gates: NOT, AND, OR, NAND, NOR, XOR, XNOR
• Gate symbols
• Timing diagrams
• Truth tables for circuits with 3, 4, … inputs
• Boolean expressions at test points
• Boolean Algebra, Identities, and DeMorgan’s Theorems, and using them for simplifying expressions
• Gate replacement, NAND and NOR
• Sum of Products form
• Word problems ↔ Truth tables
• Truth tables ↔ Boolean Expressions by Sum of Products "monkey method"
• Karnaugh maps
• Decimal ↔ Binary, MSB, LSB (and MSD, LSD)
• Multiplexers, including input doubling and combination doubling
• XORs and XNORs
• Active high/low
• Decoders
• BCD
• 7-segment display decoders
• From lab: how to hook up a relay to drive a motor