MC68HC705 MOTOROLA [Motorola, Inc], MC68HC705 Datasheet - Page 39

• Manufacturer Part Number: MC68HC705
• Description: HCMOS Microcontroller Unit
• Manufacturer: MOTOROLA [Motorola, Inc]

MC68HC705C8A — Rev. 2.0
MOTOROLA
$001A
$001B
$0013
$0014
$0015
$0016
$0017
$0018
$0019
Addr.
Output Compare Register
Output Compare Register
Alternate Timer Register
Alternate Timer Register
Input Capture Register
Input Capture Register
Timer Status Register
Timer Register High
Timer Register Low
Register Name
See page 94.
See page 98.
See page 98.
High (OCRH)
See page 99.
See page 99.
See page 95.
See page 95.
See page 97.
See page 97.
High (ATRH)
Low (OCRL)
High (ICRH)
Low (ATRL)
Low (ICRL)
Figure 2-2. I/O Register Summary (Sheet 3 of 4)
(TRH)
(TSR)
(TRL)
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read: Bit 15
Read:
Read:
Read:
Read: Bit 15
Read:
Read: Bit 15
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Bit 15
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
ICF
U
= Unimplemented
Bit 14
Bit 14
Bit 14
Bit 14
OCF
Bit 6
Bit 6
Bit 6
Bit 6
U
6
Memory
Bit 13
Bit 13
Bit 13
Bit 13
Bit 5
Bit 5
Bit 5
Bit 5
TOF
U
5
Reset initializes ATRH to $FF
Reset initializes ATRL to $FC
Reset initializes TRH to $FF
Reset initializes TRL to $FC
U = Unaffected
Unaffected by reset
Unaffected by reset
Bit 12
Unaffected by reset
Unaffected by reset
Bit 12
Bit 12
Bit 12
Bit 4
Bit 4
Bit 4
Bit 4
4
0
0
Bit 11
Bit 11
Bit 11
Bit 11
Bit 3
Bit 3
Bit 3
Bit 3
3
0
0
Bit 10
Bit 10
Bit 10
Bit 10
Bit 2
Bit 2
Bit 2
Bit 2
2
0
0
Bootloader ROM
Bit 9
Bit 1
Bit 9
Bit 1
Bit 9
Bit 1
Bit 9
Bit 1
Technical Data
1
0
0
Memory
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
0
0
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