SYSTEM CONFIGURATION
AND PROTECTION
CLKOUT
EXTAL
CLOCK SYNTHESIZER
CHIP SELECTS
MODCLK
CHIP SELECTS
EXTERNAL BUS
RESET
EXTERNAL BUS INTERFACE
FACTORY TEST
TSC
FREEZE/QUOT
S(C)IM BLOCK
4
Figure 4-1 System Integration Module Block Diagram
4.2 System Configuration and Protection
The system configuration and protection functional block controls module configura-
tion, preserves reset status, monitors internal activity, and provides periodic interrupt
generation. Figure 4-2 is a block diagram of the submodule.
MOTOROLA
4-2
SYSTEM INTEGRATION MODULE
MC68331
USER’S MANUAL
MOTOROLA [ MOTOROLA ]
