h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 1042

• Manufacturer Part Number: h8s-2646
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Appendix B Internal I/O Register
TCNT5—Timer Counter 5
TGR5A—Timer General Register 5A
TGR5B—Timer General Register 5B
TSTR—Timer Start Register
Rev. 5.00 Sep 22, 2005 page 1016 of 1136
REJ09B0257-0500
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Note: If 0 is written to the CST bit during operation with the TIOC pin designated for output,
Note: * These counters can be used as up/down-counters only in phase counting mode or
the counter stops but the TIOC pin output compare output level is retained. If TIOR is
written to when the CST bit is cleared to 0, the pin output level will be changed to the
set initial output value.
when counting overflow/underflow on another channel. In other cases they function
as up-counters.
R/W
R/W
15
15
0
1
—
—
7
0
R/W
R/W
14
14
0
1
R/W
R/W
13
13
0
1
—
—
6
0
R/W
R/W
12
12
0
1
R/W
R/W
11
11
0
1
CST5
R/W
5
0
R/W
R/W
10
10
0
1
Counter Start
R/W
R/W
Up/down-counter *
0
1
9
0
9
1
CST4
R/W
4
0
TCNTn count operation is stopped
TCNTn performs count operation
R/W
R/W
8
0
8
1
R/W
R/W
H'FEA6
H'FEA8
H'FEAA
H'FEB0
7
0
7
1
CST3
R/W
3
0
R/W
R/W
6
0
6
1
R/W
R/W
5
0
5
1
CST2
R/W
2
0
R/W
R/W
4
0
4
1
R/W
R/W
(n = 5 to 0)
3
0
3
1
CST1
R/W
1
0
R/W
R/W
2
0
2
1
R/W
R/W
1
0
1
1
CST0
R/W
0
0
R/W
R/W
TPU5
TPU5
0
0
TPU5
0
1
TPU