User’s Manual
C166S V1 SubSystem
General Purpose Timer Unit
User’s Manual
12-6
V 1.6, 2001-08
T3CON
Timer 3 Control Register
(Reset value: 0000
H
)
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
T3
RDIR
T3
CH
DIR
T3
EDG
E
BPS1
T3
OTL
T3
OE
T3
UDE
T3
UD
T3R
T3M
T3I
rh
rwh
rwh
rw
rwh
rw
rw
rw
rw
rw
rw
Field
Bits
Typ Description
T3I
[2:0]
rw
Timer 3 Input Parameter Selection
Timer Mode: see
Table 12-2
for encoding
Gated Timer Mode: see
Table 12-2
for encoding
Counter Mode: see
Table 12-4
for encoding
Incremental Interface Mode: see
Table 12-5
for
encoding
T3M
[5:3]
rw
Timer 3 Mode Control
000
Timer Mode
001
Counter Mode
010
Gated Timer Mode with gate active low
011
Gated Timer Mode with gate active high
100
Reserved. Do not use this combination!
101
Reserved. Do not use this combination!
110
Incremental Interface Mode
(Rotation Detection Mode)
111
Incremental Interface Mode
(Edge Detection Mode)
T3R
[6]
rw
Timer 3 Run Bit
0
Stops Timer/counter 3
1
Runs Timer/counter 3
T3UD
[7]
rw
Timer 3 Up/Down Control
(when T3UDE = 0)
0
Counts up
1
Counts down
T3UDE
[8]
rw
Timer 3 External Up/Down Enable
0
Counting direction is internally controlled by
software
1
Counting direction is externally controlled by
line T3EUD
Содержание C166S V1 SubSystem
Страница 10: ...User s Manual C166S V1 SubSystem User s Manual I 6 V 1 6 2001 08...
Страница 16: ...User s Manual C166S V1 SubSystem Introduction User s Manual 1 6 V 1 6 2001 08...
Страница 126: ...User s Manual C166S V1 SubSystem Central Processing Unit User s Manual 3 96 V 1 6 2001 08...
Страница 178: ...User s Manual C166S V1 SubSystem Memory Organization User s Manual 4 52 V 1 6 2001 08...
Страница 206: ...User s Manual C166S V1 SubSystem Instruction Set User s Manual 5 28 V 1 6 2001 08...
Страница 306: ...User s Manual C166S V1 SubSystem Detailed Instruction Set User s Manual 6 100 V 1 6 2001 08...
Страница 362: ...User s Manual C166S V1 SubSystem The External Bus Interface User s Manual 8 40 V 1 6 2001 08...
Страница 452: ...User s Manual C166S V1 SubSystem General Purpose Timer Unit User s Manual 12 44 V 1 6 2001 08...
Страница 454: ...User s Manual C166S V1 SubSystem Instruction Index User s Manual 13 2 V 1 6 2001 08...
Страница 459: ......