MC68HC908AT32 Datasheet, PDF (42/378 Pages) Freescale Semiconductor, Inc – Microcontrollers

Memory Map
Addr.
Register Name
Bit 7
6
5
4
3
2
1
Bit 0
Timer A Channel 1 Status and Control ^{Read: CH1F} _CH1IE
0
MS1A ELS1B ELS1A TOV1 CH1MAX
$0029
Register (TASC1) Write: 0
R
See 198 and 301. _{Reset: 0}
0
0
0
0
0
0
0
$002A
Timer A Channel 1 Register ^Read: _{Bit 15}
14
High (TACH1H) Write:
See 201 and 304. _Reset:
13
12
11
10
Indeterminate after reset
9
Bit 8
$002B
Timer A Channel 1 Register ^Read: _{Bit 7}
6
Low (TACH1L) Write:
See 201 and 304. _Reset:
5
4
3
2
Indeterminate after reset
1
Bit 0
$002C
Timer A Channel 2 Status and Control ^Read:
Register (TASC2) Write:
See 198 and 301. _Reset:
CH2F
0
0
CH2IE
0
MS2B
0
MS2A
0
ELS2B ELS2A
0
0
TOV2 CH2MAX
0
0
$002D
Timer A Channel 2 Register ^Read: _{Bit 15}
14
High (TACH2H) Write:
See 201 and 304. _Reset:
13
12
11
10
Indeterminate after reset
9
Bit 8
$002E
Timer A Channel 2 Register ^Read: _{Bit 7}
6
Low (TACH2L) Write:
See 201 and 304. _Reset:
5
4
3
2
Indeterminate after reset
1
Bit 0
Timer A Channel 3 Status and Control ^{Read: CH3F} _CH3IE
0
MS3A ELS3B ELS3A TOV3 CH3MAX
$002F
Register (TASC3) Write: 0
R
See 198 and 301. _{Reset: 0}
0
0
0
0
0
0
0
$0030
Timer A Channel 3 Register ^Read: _{Bit 15}
14
High (TACH3H) Write:
See 201 and 304. _Reset:
13
12
11
10
Indeterminate after reset
9
Bit 8
$0031
Timer A Channel 3 Register ^Read: _{Bit 7}
6
Low (TACH3L) Write:
See 201 and 304. _Reset:
5
4
3
2
Indeterminate after reset
1
Bit 0
$0032
Timer A Channel 4 Status and Control ^Read:
Register (TASC4) Write:
See page 301. _Reset:
CH4F
0
0
CH4IE
0
MS4B
0
MS4A
0
ELS4B ELS4A
0
0
TOV4 CH4MAX
0
0
Timer A Channel 4 Register High ^Read: _{Bit 15}
14
$0033
(TACH4H) Write:
See page 304. _Reset:
13
12
11
10
Indeterminate after reset
9
Bit 8
Timer A Channel 4 Register Low ^Read: _{Bit 7}
6
$0034
(TACH4L) Write:
See page 304. _Reset:
5
4
3
2
Indeterminate after reset
1
Bit 0
Italic Type = MC68HC08AS20 Specific
Boldface Type = MC68HC08AZ32 Specific
= Unimplemented
R = Reserved
U = Unaffected
X = Indeterminate
Figure 2-2. Control, Status, and Data Registers (Sheet 5 of 9)
MC68HC908AT32 Data Sheet, Rev. 3.1
42
Freescale Semiconductor