hd66100 Renesas Electronics Corporation., hd66100 Datasheet - Page 438

• Manufacturer Part Number: hd66100
• Description: H8/3867 Series
• Manufacturer: Renesas Electronics Corporation.

TCW—Timer counter W
TMC—Timer mode register C
Auto-reload function select
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
0 Interval timer function selected
1 Auto-reload function selected
TCW7
TMC7
R/W
R/W
7
0
7
0
Counter up/down control
0
0
1
TCW6
TMC6
R/W
R/W
0 TCC is an up-counter
1 TCC is a down-counter
* Hardware control of TCC up/down operation by UD pin input
6
0
6
0
UD pin input high: Down-counter
UD pin input low: Up-counter
TCW5
TMC5
R/W
R/W
5
0
5
0
TCW4
R/W
—
—
Count value
4
0
4
1
Clock select
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
TCW3
0
1
0
1
0
1
0
1
R/W
—
—
3
0
3
1
Internal clock:
Internal clock:
Internal clock:
Internal clock:
Internal clock:
Internal clock:
Internal clock:
External event (TMIC): Counting
on rising or falling edge
H'B3
H'B4
TCW2
TMC2
R/W
R/W
2
0
2
0
ø/8192
ø/2048
ø/512
ø/64
ø/16
ø/4
øw/4
TCW1
TMC1
R/W
R/W
1
0
1
0
Watchdog timer
* : Don’t care
TCW0
TMC0
R/W
R/W
0
0
0
0
Timer C
423