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TCW—Timer Counter W
Bit
TCW7
Initial value
Read/Write
R/W
TMC—Timer Mode Register C
Bit
7
TMC7
Initial value
0
Read/Write
R/W
Auto-Reload Function Select
0 Interval timer function selected
1 Auto-reload function selected
Rev. 6.00, 08/04, page 556 of 628
7
6
5
TCW6
TCW5
0
0
0
R/W
R/W
6
5
TMC6
TMC5
0
0
R/W
R/W
Counter Up/Down Control
0
0
TCC is an up-counter
0
1 TCC is a down-counter
1 * Hardware control of TCC up/down operation by UD pin input
UD pin input high: Down-counter
UD pin input low: Up-counter
H'B3
4
3
TCW4
TCW3
TCW2
0
0
R/W
R/W
R/W
Count value
H'B4
4
3
2
TMC2
1
1
0
R/W
Clock Select
0 0 0
1 0
1 0 0
1 0
Watchdog Timer
2
1
0
TCW1
TCW0
0
0
0
R/W
R/W
Timer C
1
0
TMC1
TMC0
0
0
R/W
R/W
Internal clock: φ/8192
Internal clock: φ/2048
1
Internal clock: φ/512
Internal clock: φ/64
1
Internal clock: φ/16
Internal clock: φ/4
1
Internal clock: φ
/4
W
1
External event (TMIC):
rising or falling edge
*: Don't care
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