HD6433045 HITACHI [Hitachi Semiconductor], HD6433045 Datasheet - Page 331

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HD6433045

Manufacturer Part Number
HD6433045
Description
Hitachi Single-Chip Microcomputer
Manufacturer
HITACHI [Hitachi Semiconductor]
Datasheet

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Bits 3 and 2—Reserved: Read-only bits, always read as 1.
Bit 1—Output Level Select 4 (OLS4): Selects output levels in complementary PWM mode and
reset-synchronized PWM mode.
Bit 1
OLS4
0
1
Bit 0—Output Level Select 3 (OLS3): Selects output levels in complementary PWM mode and
reset-synchronized PWM mode.
Bit 0
OLS3
0
1
10.2.7 Timer Counters (TCNT)
TCNT is a 16-bit counter. The ITU has five TCNTs, one for each channel.
Channel
0
1
2
3
4
Each TCNT is a 16-bit readable/writable register that counts pulse inputs from a clock source. The
clock source is selected by bits TPSC2 to TPSC0 in TCR.
Bit
Initial value
Read/Write
Description
TIOCA
TIOCA
Description
TIOCB
TIOCB
Abbreviation
TCNT0
TCNT1
TCNT2
TCNT3
TCNT4
3
3
3
3
R/W
, TIOCA
, TIOCA
, TOCXA
, TOCXA
15
0
R/W
14
0
4
4
4
4
, and TIOCB
, and TIOCB
R/W
, and TOCXB
, and TOCXB
13
0
Function
Up-counter
Phase counting mode: up/down-counter
Other modes: up-counter
Complementary PWM mode: up/down-counter
Other modes: up-counter
R/W
12
0
R/W
11
0
4
4
outputs are inverted
outputs are not inverted
4
4
R/W
outputs are inverted
outputs are not inverted
10
0
R/W
319
9
0
R/W
8
0
R/W
7
0
R/W
6
0
R/W
5
0
R/W
4
0
R/W
3
0
R/W
2
0
(Initial value)
(Initial value)
R/W
1
0
R/W
0
0

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