MC68HC908GT16 Datasheet, PDF (53/412 Pages) Motorola, Inc – Microcontrollers

Memory Map
Input/Output (I/O) Section
Addr.
Register Name
Bit 7
Timer 1 Channel 0 ^Read: _{Bit 7}
$0027 Register Low (T1CH0L) Write:
See page 380. _Reset:
Timer 1 Channel 1 Status Read:
$0028
and Control Register
(T1SC1)
Write:
See page 376. Reset:
CH1F
0
0
$0029
Timer 1 Channel 1 ^Read:
Register High (T1CH1H) Write:
See page 380. _Reset:
Bit 15
Timer 1 Channel 1 ^Read: _{Bit 7}
$002A Register Low (T1CH1L) Write:
See page 380. _Reset:
Timer 2 Status and Control ^{Read: TOF}
$002B
Register (T2SC) Write: 0
See page 371. _{Reset: 0}
$002C
Timer 2 Counter ^Read:
Register High (T2CNTH) Write:
See page 374. _Reset:
Bit 15
0
Timer 2 Counter ^{Read: Bit 7}
$002D Register Low (T2CNTL) Write:
See page 374. _{Reset: 0}
Timer 2 Counter Modulo ^Read:
$002E Register High (T2MODH) Write:
See page 375. _Reset:
Bit 15
1
Timer 2 Counter Modulo ^Read: _{Bit 7}
$002F Register Low (T2MODL) Write:
See page 375. _{Reset: 1}
Timer 2 Channel 0 Status Read:
$0030
and Control Register
(T2SC0)
Write:
See page 376. Reset:
CH0F
0
0
6
5
4
3
2
1
6
5
4
3
2
1
CH1IE
Indeterminate after reset
0
MS1A ELS1B ELS1A
TOV1
0
0
0
0
0
0
14
13
12
11
10
9
Indeterminate after reset
6
5
4
3
2
1
Indeterminate after reset
0
0
TOIE TSTOP
TRST
PS2
PS1
0
1
0
0
0
0
14
13
12
11
10
9
0
0
0
0
0
0
6
5
4
3
2
1
0
0
0
0
0
0
14
13
12
11
10
9
1
1
1
1
1
1
6
5
4
3
2
1
1
1
1
1
1
1
CH0IE MS0B MS0A ELS0B ELS0A TOV0
0
0
= Unimplemented
0
0
R = Reserved
0
0
U = Unaffected
Bit 0
Bit 0
CH1MAX
0
Bit 8
Bit 0
PS0
0
Bit 8
0
Bit 0
0
Bit 8
1
Bit 0
1
CH0MAX
0
Figure 2-2. Control, Status, and Data Registers (Sheet 5 of 9)
MC68HC908GT16 • MC68HC908GT8 — Rev. 2
MOTOROLA
Memory Map
Technical Data
53