r4f2426 Renesas Electronics Corporation., r4f2426 Datasheet - Page 594

• Manufacturer Part Number: r4f2426
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Section 10 I/O Ports
10.6
Note: Port 6 is not supported in the H8S/2424 Group.
Port 6 is a 6-bit I/O port that also has other functions. Port 6 has the following registers. For the
port function control registers, refer to section 10.18, Port Function Control Registers.
• Port 6 data direction register (P6DDR)
• Port 6 data register (P6DR)
• Port 6 register (PORT6)
• Port 6 open drain control register (P6ODR)
• Port function control register 3 (PFCR3)
10.6.1
The individual bits of P6DDR specify input or output for the pins of port 6. P6DDR cannot be
read; if it is, an undefined value will be read.
Rev. 1.00 Sep. 19, 2008 Page 566 of 1270
REJ09B0466-0100
Bit
7, 6
5
4
3
2
1
0
Bit Name

P65DDR
P64DDR
P63DDR
P62DDR
P61DDR
P60DDR
Port 6
Port 6 Data Direction Register (P6DDR)
Initial Value
All 0
0
0
0
0
0
0
R/W

W
W
W
W
W
W
Description
Reserved
When a pin function is specified as a general
purpose I/O, setting this bit to 1 makes the
corresponding pin an output port, while clearing this
bit to 0 makes the corresponding pin an input port.