MC68HC705V12CFN MOTOROLA [Motorola, Inc], MC68HC705V12CFN Datasheet - Page 70

• Manufacturer Part Number: MC68HC705V12CFN
• Description: The Motorola microcontroller
• Manufacturer: MOTOROLA [Motorola, Inc]

N O N - D I S C L O S U R E
Notes:
PROCESSOR
INTERNAL
INTERNAL
ADDRESS
INTERNAL
CLOCK 1
1. Internal timing signal and bus information are not available externally.
2. OSC1 line is not meant to represent frequency. It is only used to represent time.
3. The next rising edge of the internal processor clock following the rising edge of RESET initiates the reset sequence.
4. V
RESET
OSC1 2
BUS 1
DATA
BUS
V
DD
1
DD
must fall to a level lower than V
0 V
4064 t cyc
3FFE
NEW
PCH
t
cyc
3FFF
NEW
PCL
NEW PC NEW PC
POR
to be recognized as a power-on reset.
CODE
OP
Figure 5-2. Reset and POR Timing Diagram
3FFE
t
RL
3
A G R E E M E N T
3FFE
3FFE
3FFE
PCH
3FFF
PCL
NEW PC
NEW PC
CODE
OP
V
DD
R E Q U I R E D
> V
POR
4