h8s-2635 Renesas Electronics Corporation., h8s-2635 Datasheet - Page 311

• Manufacturer Part Number: h8s-2635
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

9.5.2
Table 9-7 shows the port 9 register configuration. Port 9 is an input-only port, and does not have a
data direction register or data register.
Table 9-7
Note: * Lower 16 bits of the address.
Port 9 Register (PORT9): The pin states are always read when a port 9 read is performed.
Note: * Determined by state of pins P93 to P90.
9.5.3
Port 9 pins also function as A/D converter analog input pins (AN8 to AN11) are multipurpose pins
which function as A/D converter analog input pins (AN8 to AN11).
Name
Port 9 register
Bit
Initial value :
R/W
Register Configuration
Pin Functions
Port 9 Registers
:
:
— *
—
—
7
— *
—
—
6
Abbreviation
PORT9
— *
—
—
5
— *
—
—
4
R/W
R
Rev. 6.00 Feb 22, 2005 page 251 of 1484
P93
— *
R
3
Initial Value
Undefined
P92
— *
R
2
Section 9 I/O Ports
REJ09B0103-0600
P91
— *
R
1
Address *
H'FFB8
P90
— *
R
0