MC68HC908LB8_05 Datasheet, PDF (29/234 Pages) Freescale Semiconductor, Inc – M68HC08 Microcontrollers

Addr.
$0020
$0021
$0022
$0023
$0024
$0025
$0026
$0027
$0028
$0029
$002A
$002B
↓
$0029
Register Name
Timer Status and Control ^Read:
Register (TSC) Write:
See page 195. _Reset:
Timer Counter ^Read:
Register High (TCNTH) Write:
See page 196. _Reset:
Timer Counter ^Read:
Register Low (TCNTL) Write:
See page 196. _Reset:
Timer Counter Modulo ^Read:
Register High (TMODH) Write:
See page 197. _Reset:
Timer Counter Modulo ^Read:
Register Low (TMODL) Write:
See page 197. _Reset:
Timer Channel 0 Status ^Read:
and Control Register (TSC0) Write:
See page 198. _Reset:
Timer Channel 0 ^Read:
Register High (TCH0H) Write:
See page 201. _Reset:
Timer Channel 0 ^Read:
Register Low (TCH0L) Write:
See page 201. _Reset:
Timer Channel 1 Status ^Read:
and Control Register (TSC1) Write:
See page 198. _Reset:
Timer Channel 1 ^Read:
Register High (TCH1H) Write:
See page 201. _Reset:
Timer Channel 1 ^Read:
Register Low (TCH1L) Write:
See page 201. _Reset:
Unimplemented
Bit 7
TOF
0
0
Bit 15
0
Bit 7
0
Bit 15
1
Bit 7
1
CH0F
0
0
Bit 15
Bit 7
CH1F
0
0
Bit 15
Bit 7
6
5
4
3
2
0
0
TOIE
TSTOP
TRST
PS2
0
1
0
0
0
14
13
12
11
10
0
0
0
0
0
6
5
4
3
2
0
14
1
6
1
CH0IE
0
14
6
CH1IE
0
14
6
0
0
0
0
13
12
11
10
1
1
1
1
5
4
3
2
1
1
1
1
MS0B
MS0A
ELS0B ELS0A
0
0
0
0
13
12
11
10
Indeterminate after reset
5
4
3
2
Indeterminate after reset
0
MS1A ELS1B ELS1A
0
0
0
0
13
12
11
10
Indeterminate after reset
5
4
3
2
Indeterminate after reset
Register Section
1
Bit 0
PS1
PS0
0
0
9
Bit 8
0
0
1
Bit 0
0
9
1
1
1
TOV0
0
9
0
Bit 8
1
Bit 0
1
CH0MAX
0
Bit 8
1
Bit 0
TOV1
0
9
CH1MAX
0
Bit 8
1
Bit 0
= Unimplemented
Bold = Buffered
R
= Reserved
U = Unaffected
Figure 2-2. Control, Status, and Data Registers (Sheet 3 of 8)
MC68HC908LB8 Data Sheet, Rev. 1
Freescale Semiconductor
29