Finally, it

1
Finally, its here!

• Our own website
• http//ece.gmu.edu/courses/ece301sec1/index.htm
• questions contact Pattabhi Kumar
  pnunna_at_osf1.gmu.edu
• Note Not much info on it yet and HW7 is in
  error expect to put lecture slides on it soon
• You can contact me at rshumak1_at_osf1.gmu.edu or
  try my home email 102751.2574_at_compuserve.com

2
Plan for Wednesday, Mar 22nd

• Work through full subtractor example, page 123
• finish discussion of code conversion, Section 4-5
• discuss analysis per Section 4-6 two possible
  approaches
• Multi-level NAND, Section 4-7
• Multi-level NOR, Section 4-8
• Exclusive-OR, Section 4-9

3
Some aside comments

• Saylor
• Ground
• Vacuum tubes (valves)
• Transister basics
• How they make ICs

4
Multi-level NOR

• Section 4-8
• Very similar procedure to section 4.7 (NAND)
• DeMorgan comes in handy
• Discuss Figs. 4-19 and 4-20

5
Multi-level NOR

• Exclusive-OR Section 4-9
• Discuss identities at top of page 143
• Discuss Fig. 4-21 implementation of exclusive-OR
• What is an ODD function?
• Show how exclusive-OR can be used to construct a
  parity generator and a parity checker