MC68HC908MR8 Datasheet, PDF (202/372 Pages) Motorola, Inc – Microcontrollers

Timer Interface A (TIMA)
Addr.
Register Name
Bit 7
6
5
4
3
2
1 Bit 0
Read
:
$0010
TIMA
Counter Register Low
(TACNTL)
See page 216.
Write
:
Re-
set:
Bit 7
R
0
Bit 6
R
0
Bit 5
R
0
Bit 4
R
0
Bit 3
R
0
Bit 2
R
0
Bit 1
R
0
Bit 0
R
0
$0011
Read
:
TIMA
Counter Modulo Reg-
ister High (TAMODH)
See page 217.
Write
:
Re-
set:
Bit 15
1
Bit 14
1
Bit 13
1
Bit 12 Bit 11 Bit 10
1
1
1
Bit 9
1
Bit 8
1
Read
:
$0012
TIMA
Counter Modulo Reg-
ister Low (TAMODL)
See page 217.
Write
:
Re-
set:
Bit 7
1
Bit 6
1
Bit 5
1
Bit 4
1
Bit 3
1
Bit 2
1
Bit 1
1
Bit 0
1
$0013
Read
TIMA Channel 0 Sta-
:
CH0F
tus/Control Register Write
(TASC0) :
0
See page 218. _Re-
set:
0
CH0IE
0
MS0B
0
MS0A
0
ELS0B ELS0A
0
0
TOV0
CH0MA
X
0
0
$0014
Read
:
TIMA
Channel 0 Register
High (TACH0H)
See page 222.
Write
:
Re-
set:
Bit 15
Bit 14
Bit 13 Bit 12 Bit 11 Bit 10
Indeterminate after reset
Bit 9
Bit 8
$0015
Read
:
TIMA
Channel 0 Register
Low (TACH0L)
See page 218.
Write
:
Re-
set:
Bit 7
Bit 6
Bit 5 Bit 4 Bit 3 Bit 2
Indeterminate after reset
Bit 1
Bit 0
R = Reserved
Figure 11-2. TIMA I/O Register Summary (Continued)
Technical Data
202
Timer Interface A (TIMA)
MC68HC908MR8 — Rev 4.1
Freescale Semiconductor