Computer Science 237 Computer Organization Williams College Fall 2005

Announcements

• Lab 1 Done (although you have until Wednesday for the written part).
• Lab 2 Out. Lab starts at 1 PM. Please be on time. I will be helping you get things set up to use the Palm Emulators at the start of lab, and it's best if I only have to go through that once.

Agenda

• Look at shifty product example.
• Floating point values
  • decimal notation
  • scientific notation
  • floating point format: sign bit, mantissa, exponent
  • no need to store phantom 1 bit
  • many standards, hard to implement, not our concern here
• Architecture
  • vonNeumann Architecture
  • M68K Architecture

Examples

• shiftyproduct