hd64338023s Renesas Electronics Corporation., hd64338023s Datasheet - Page 271

• Manufacturer Part Number: hd64338023s
• Description: Renesas 8-bit Single-chip Microcomputer Super Low Power Series
• Manufacturer: Renesas Electronics Corporation.

8.9.2
Table 8.23 shows the port 9 register configuration.
Table 8.23 Port 9 Registers
Name
Port data register 9
Port mode register 9
Port Data Register 9 (PDR9)
PDR9 is an 8-bit register that stores data for port 9 pins P9
Upon reset, PDR9 is initialized to H'FF.
Port Mode Register 9 (PMR9)
PMR9 is an 8-bit read/write register controlling the selection of the P9
Bit
Initial value
Read/Write
Bit
Initial value
Read/Write
Note: * Readable/writable reserved bit in the H8/38024S Group and H8/38124 Group.
Register Configuration and Description
—
—


7
1
7
1
—
—


6
1
6
1
R/W
P9


Abbr.
PDR9
PMR9
5
1
5
1
5
R/W
P9


4
1
4
1
4
PIOFF/ *
Rev. 7.00 Mar 10, 2005 page 229 of 652
5
R/W
R/W
R/W
R/W
R/W
P9
to P9
3
1
3
0
3
0
.
R/W
P9
Initial Value
H'FF
—


W
0
2
1
2
and P9
2
PWM
Section 8 I/O Ports
1
R/W
R/W
P9
REJ09B0042-0700
pin functions.
1
1
1
0
1
2
Address
H'FFDC
H'FFEC
PWM
R/W
R/W
P9
0
1
0
0
0
1