MC68HC705C Motorola, MC68HC705C Datasheet - Page 89

• Manufacturer Part Number: MC68HC705C
• Description: HCMOS Microcontroller Unit
• Manufacturer: Motorola

MC68HC705C8A — Rev. 2.0
MOTOROLA
$001A
$001B
$0012
$0013
$0014
$0015
$0016
$0017
$0018
$0019
Addr.
Output Compare Register
Output Compare Register
Alternate Timer Register
Alternate Timer Register
Timer Control Register
Input Capture Register
Input Capture Register
Timer Status Register
Timer Register High
Timer Register Low
Register Name
See page 92.
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)
(TCR)
(TRH)
(TSR)
(TRL)
Figure 8-2. Timer I/O Register Summary
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read: Bit 15
Read:
Read:
Read:
Read: Bit 15
Read:
Read: Bit 15
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Write:
Bit 15
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
ICIE
ICF
U
0
Capture/Compare Timer
= Unimplemented
Bit 14
Bit 14
Bit 14
Bit 14
OCIE
OCF
Bit 6
Bit 6
Bit 6
Bit 6
U
6
0
Bit 13
Bit 13
Bit 13
Bit 13
TOIE
Bit 5
Bit 5
Bit 5
Bit 5
TOF
U
5
0
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
0
0
Bit 11
Bit 11
Bit 11
Bit 11
Bit 3
Bit 3
Bit 3
Bit 3
3
0
0
0
0
Bit 10
Bit 10
Bit 10
Bit 10
Capture/Compare Timer
Bit 2
Bit 2
Bit 2
Bit 2
2
0
0
0
0
Timer Operation
IEDG
Bit 9
Bit 1
Bit 9
Bit 1
Bit 9
Bit 1
Bit 9
Bit 1
Technical Data
U
1
0
0
OLVL
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
Bit 8
Bit 0
0
0
0
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