Addendum to
MC68HC705J1A
HCMOS Microcontroller Unit
Technical Data
This addendum provides changes to the MC68HC705J1A, MC68HRC705J1A,
MC68HSC705J1A, and MC68HSR705J1A Technical Data (Motorola document order number
MC68HC705J1A/D Rev. 3.0).
On page 35, change the last entry of Figure 2-2. I/O Register Summary
From:
Addr.
$07F1
Register Name
Bit 7
Read:
Mask Option Register
SOSCD
(MOR) Write:
See page 39.
Reset:
0
6
5
EPMSEC OSCRES
4
3
2
1
Bit 0
SWAIT
SWPDI
PIRQ
LEVEL
COPEN
0
0
0
0
0
0
0
6
5
4
3
2
1
Bit 0
SWAIT
SWPDI
PIRQ
LEVEL
COPEN
To:
Addr.
$07F1
Register Name
Bit 7
Read:
Mask Option Register
SOSCD
(MOR) Write:
See page 39.
Reset:
EPMSEC OSCRES
Unaffected by reset
©Motorola, Inc., 2000
MC68HC705J1AAD/D
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Addendum
On page 39, change Figure 2-4. Mask Option Register (MOR)
From:
Address:
Bit 7
A G R E E M E N T
6
5
4
3
2
1
Bit 0
SWAIT
SWPDI
PIRQ
LEVEL
COPEN
0
0
0
0
0
Read:
SOSCD
EPMSEC OSCRES
Write:
Reset:
0
0
0
Figure 2-4. Mask Option Register (MOR)
To:
Address:
$07F1
Bit 7
6
5
4
3
2
1
Bit 0
SWAIT
SWPDI
PIRQ
LEVEL
COPEN
Read:
SOSCD
EPMSEC OSCRES
Write:
Reset:
Unaffected by reset
Figure 2-4. Mask Option Register (MOR)
N O N - D I S C L O S U R E
Freescale Semiconductor, Inc...
$07F1
MC68HC705J1AAD/D
2
MOTOROLA
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From:
NOTE:
If the SWPDI bit in the mask option register is programmed to logic 1,
reset initializes all port A pins as inputs with enabled pulldown devices.
NOTE:
If the SWPDI bit in the mask option register is programmed to logic 1,
reset initializes all port A pins as inputs with disabled pulldown devices.
On page 92, change the note under 6.4.3 Pulldown Register B
From:
NOTE:
If the SWPDI bit in the mask option register is programmed to logic 1,
reset initializes all port B pins as inputs with enabled pulldown devices.
NOTE:
If the SWPDI bit in the mask option register is programmed to logic 1,
reset initializes all port B pins as inputs with disabled pulldown devices.
To:
N O N - D I S C L O S U R E
Freescale Semiconductor, Inc...
To:
A G R E E M E N T
On page 89, change the note under 6.3.3 Pulldown Register A:
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Addendum
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