HD6412332 RENESAS [Renesas Technology Corp], HD6412332 Datasheet - Page 428

• Manufacturer Part Number: HD6412332
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

9.11.3
Port A pins function as address outputs and I/O ports. Port A pin functions are shown in table
9.20.
Table 9.20 Port A Pin Functions
Pin
PA
PA
PA
Rev.4.00 Sep. 07, 2007 Page 398 of 1210
REJ09B0245-0400
7
6
5
/A
/A
/A
23
22
21
Pin Functions
Selection Method and Pin Functions
The pin function is switched as shown below according to the combination of
the operating mode and bits A23E and PA7DDR.
Note: * NMOS open-drain output when PA7ODR = 1.
The pin function is switched as shown below according to the combination of
the operating mode and bits A22E and PA6DDR.
Note: * NMOS open-drain output when PA6ODR = 1.
The pin function is switched as shown below according to the combination of
the operating mode and bits A21E and PA5DDR.
Note: * NMOS open-drain output when PA5ODR = 1.
Operating
mode
A23E
PA7DDR
Pin function
Operating
mode
A22E
PA6DDR
Pin function
Operating
mode
A21E
PA5DDR
Pin function
input pin
input pin
input pin
PA
PA
PA
0
0
0
7
6
5
0
0
0
output pin
output pin
output pin
PA
PA
PA
1
1
1
Modes 4 to 6
Modes 4 to 6
Modes 4 to 6
7
6
5
input pin
input pin
input pin
PA
PA
PA
0
0
0
7
6
5
1
1
1
output pin
output pin
output pin
A
A
A
1
1
1
23
22
21
input pin
input pin
input pin
PA
PA
PA
0
0
0
7
6
5
Mode 7
Mode 7
Mode 7
—
—
—
output pin*
output pin*
output pin*
PA
PA
PA
1
1
1
7
6
5