228
Channel
Address
*
1
Name
Abbre-
viation
R/W
Initial
Value
2
H'FFF78
Timer control register 2
16TCR2
R/W
H'80
H'FFF79
Timer I/O control register 2
TIOR2
R/W
H'88
H'FFF7A
Timer counter 2H
16TCNT2H R/W
H'00
H'FFF7B
Timer counter 2L
16TCNT2L R/W
H'00
H'FFF7C
General register A2H
GRA2H
R/W
H'FF
H'FFF7D
General register A2L
GRA2L
R/W
H'FF
H'FFF7E
General register B2H
GRB2H
R/W
H'FF
H'FFF7F
General register B2L
GRB2L
R/W
H'FF
Notes:
*
1 The lower 20 bits of the address in advanced mode are indicated.
*
2 Only 0 can be written in bits 3 to 0, to clear the flags.
8.2
Register Descriptions
8.2.1
Timer Start Register (TSTR)
TSTR is an 8-bit readable/writable register that starts and stops the timer counter (16TCNT) in
channels 0 to 2.
Bit
Initial value
Read/Write
7
—
1
—
6
—
1
—
5
—
1
—
4
—
1
—
3
—
1
—
2
STR2
0
R/W
1
STR1
0
R/W
0
STR0
0
R/W
Reserved bits
Counter start 2 to 0
These bits start and
stop 16TCNT2 to 16TCNT0
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.
Bit 2—Counter Start 2 (STR2): Starts and stops timer counter 2 (16TCNT2).
Bit 2
STR2
Description
0
16TCNT2 is halted
(Initial value)
1
16TCNT2 is counting
Содержание H8/3060
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Страница 729: ...681 H8 3062F ZTAT or H8 3062F ZTAT R mask version Ports 1 2 5 LED 600 Ω Figure 22 5 Sample LED Circuit ...
Страница 748: ...700 H8 3064F ZTAT B mask version Ports 1 2 5 LED 600 Ω Figure 22 8 Sample LED Circuit ...
Страница 777: ...729 H8 3062F ZTAT B mask version Ports 1 2 5 LED 600 Ω Figure 22 14 Sample LED Circuit ...
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Страница 994: ...946 ...