MC68HC08AZ60 Datasheet, PDF (155/452 Pages) Motorola, Inc – Advance Information

I/O Signals
Freescale Semiconductor, Inc.
Computer Operating Properly Module (COP)
I/O Signals
The following paragraphs describe the signals shown in Figure 1.
CGMXCLK
12-BIT COP PRESCALER
STOP INSTRUCTION
INTERNAL RESET SOURCES
RESET VECTOR FETCH
COPCTL WRITE
COPD FROM MOR
RESET
COPCTL WRITE
COPRS FROM MOR
6-BIT COP COUNTER
CLEAR COP
COUNTER
RESET
RESET STATUS
REGISTER
Figure 1. COP Block Diagram
CGMXCLK
CGMXCLK is the crystal oscillator output signal. CGMXCLK frequency
is equal to the crystal frequency.
STOP Instruction
The STOP instruction clears the COP prescaler.
3-cop
MOTOROLA
MC68HC08AZ60 — Rev 1.0
Computer Operating Properly Module (COP)
155
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