h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 263
h8s-2649
Manufacturer Part Number
h8s-2649
Description
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2649.pdf
(766 pages)
- Current page: 263 of 766
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9.13.4
The correspondence between the register specification and the pin functions is shown below.
9.14
Port J is an 8-bit I/O port. Port J pins also function as motor control PWM timer output pins.
• Port J data direction register (PJDDR)
• Port J data register (PJDR)
• Port J register (PORTJ)
9.14.1
PJDDR is a write-only register, the individual bits of which specify input or output for the pins of
port J. PJDDR cannot be read; if it is, an undefined value will be read.
OE1A to OE1H
PHDDR
Pin function
Bit
7
6
5
4
3
2
1
0
Pin Functions
Port J
Port J Data Direction Register (PJDDR)
Bit Name
PJ7DDR
PJ6DDR
PJ5DDR
PJ4DDR
PJ3DDR
PJ2DDR
PJ1DDR
PJ0DDR
Initial
Value
0
0
0
0
0
0
0
0
Motor control PWM
timer output
R/W
W
W
W
W
W
W
W
W
1
Description
Setting a PJDDR bit to 1 makes the corresponding port
J pin an output pin, while clearing the bit to 0 makes the
pin an input pin.
PH7 to PH0 input
Rev. 2.00 Dec. 05, 2005 Page 225 of 724
0
0
PH7 to PH0 output
Section 9 I/O Ports
REJ09B0200-0200
1
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