HD6413008F RENESAS [Renesas Technology Corp], HD6413008F Datasheet - Page 228

• Manufacturer Part Number: HD6413008F
• Description: Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series
• Manufacturer: RENESAS [Renesas Technology Corp]

8. 16-Bit Timer
Channel
2
Notes: 1. The lower 20 bits of the address in advanced mode are indicated.
8.2
8.2.1
TSTR is an 8-bit readable/writable register that starts and stops the timer counter (16TCNT) in
channels 0 to 2.
TSTR is initialized to H'F8 by a reset and in standby mode.
Bits 7 to 3—Reserved: These bits cannot be modified and are always read as 1.
Rev.4.00 Aug. 20, 2007 Page 184 of 638
REJ09B0395-0400
Bit
Initial value
Read/Write
2. Only 0 can be written in bits 3 to 0, to clear the flags.
Register Descriptions
Timer Start Register (TSTR)
Address*
H'FFF78
H'FFF79
H'FFF7A
H'FFF7B
H'FFF7C
H'FFF7D
H'FFF7E
H'FFF7F
⎯
⎯
7
1
1
Name
Timer control register 2
Timer I/O control register 2
Timer counter 2H
Timer counter 2L
General register A2H
General register A2L
General register B2H
General register B2L
⎯
⎯
6
1
Reserved bits
⎯
⎯
5
1
⎯
⎯
4
1
⎯
⎯
3
1
Abbre-
viation
16TCR2
TIOR2
16TCNT2H R/W
16TCNT2L R/W
GRA2H
GRA2L
GRB2H
GRB2L
STR2
R/W
2
0
Counter start 2 to 0
These bits start and
stop 16TCNT2 to 16TCNT0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
STR1
R/W
1
0
STR0
R/W
H'FF
Initial
Value
H'80
H'88
H'00
H'00
H'FF
H'FF
H'FF
0
0