EXERCISES NOTES1

Microcontrollers are normally less expensive than microprocessors.

• YES

• NO

A microcontroller has a fixed amount of RAM on the chip.

• YES

• NO

A general-purpose microprocessor has on-chip ROM.

• YES

• NO

Generally, a microcontroller has on-chip ROM.

• YES

• NO

A microcontroller has on-chip I/O ports.

• YES

• NO

When comparing a system board based on a microcontroller and a general- purpose microprocessor, which one is cheaper?

• microcontroller

• general- purpose microprocessor

A microcontroller normally has which of the following devices on-chip?

• RAM

• ROM

• INPUT/OUTPUT

• all of the above

A general-purpose microprocessor normally needs which of the following devices to be attached to it?

 

• RAM

• ROM

• INPUT/OUTPUT

• all of the above

Intel’s Pentium chips used in Windows PCs need external ______ and _____ chips

to store data and code.

Name one of the 32-bit microcontrollers.