SDA6000 Datasheet, PDF (178/380 Pages) Infineon Technologies AG – Teletext Decoder with Embedded 16-bit Controller

SDA 6000
T3CON
Timer 3 Control Register
15 14 13 12 11 10 9 8 7 6 5 4 3
T3 T3 T3
RDI CH EDG
R DIR E
T3
BPS1
T3
OTL
T3
OE
T3
UDE
T3
UD
T3R
T3M
rh rwh rwh
rw
rwh rw rw rw rw
rw
Peripherals
210
T3I
rw
Field
T3I
T3M
T3R
T3UD
T3UDE
Bits Type Description
[2:0] rw
Timer 3 Input Parameter Selection
Timer mode see Table 7-9 for encoding
Gated Timer see Table 7-9 for encoding
Counter mode see Table 7-10 for encoding
Incremental Interface mode see Table 7-11 for
encoding
[5:3] rw
Timer 3 Mode Control
000 Timer Mode
001 Counter Mode
010 Gated Timer with Gate active low
011 Gated Timer with Gate active high
100 Reserved. Do not use this combination!
101 Reserved. Do not use this combination!
110 Incremental Interface Mode (Rotation
detection)
111 Incremental Interface Mode (Edge detection)
[6]
rw Timer 3 Run Bit
0 Timer/Counter 3 stops
1 Timer/Counter 3 runs
[7]
rw Timer 3 Up/Down Control
(when T3UDE = ‘0’)
0 Counting ‘Up’
1 Counting ‘Down’
[8]
rw Timer 3 External Up/Down Enable
0 Counting direction is internally controlled by
SW
1 Counting direction is externally controlled by
line T3EUD
Users Manual
7 - 27
2000-06-15