HD6432160 RENESAS [Renesas Technology Corp], HD6432160 Datasheet - Page 234

• Manufacturer Part Number: HD6432160
• Description: Hitachi 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Note:* When the KBIOE bit is set to 1 or the IICS bit in STCR is set to 1, this pin is an NMOS
Note:* When the KBIOE bit is set to 1 or the IICS bit in STCR is set to 1, this pin is an NMOS
Rev. 2.0, 08/02, page 194 of 788
Operating
Mode
KBIOE
PA6DDR
IOSE
Pin
Function
Operating
Mode
KBIOE
PA5DDR
IOSE
Pin
Function
PA6/A22/.,147/CIN14/PS2CC
The pin function is switched as shown below according to the combination of operating mode,
the KBIOE bit in KBCRH_2 of the keyboard buffer controller, the IOSE bit in SYSCR, and
the PA6DDR bit.
PA5/A21/.,146/CIN13/PS2BD
The pin function is switched as shown below according to the combination of operating mode,
the KBIOE bit in KBCRH_1 of the keyboard buffer controller, the IOSE bit in SYSCR, and
the PA5DDR bit.
open-drain output, and has direct bus drive capability. This pin can always be used as the
PS2CC, .,147, or CIN14 input pin.
open-drain output, and has direct bus drive capability. This pin can always be used as the
PS2BD, .,146, or CIN13 input pin.
input pin
input pin
PA6
PA5
—
—
0
0
Modes 1, 2 (EXPE = 0), 3
Modes 1, 2 (EXPE = 0), 3
0
0
PA6 output
output pin
PA5
pin
—
—
1
.,147 input pin, CIN14 input pin, PS2CC input pin*
1
.,146 input pin, CIN13 input pin, PS2BD input pin*
output pin
output pin
PS2CC
PS2BD
—
—
—
—
1
1
input pin
input pin
PA5
PA6
—
—
0
0
A22 output
output pin
Mode 2 (EXPE = 1)
Mode 2 (EXPE = 1)
A21
pin
0
0
0
0
1
1
PA6 output
output pin
PA5
pin
1
1
output pin
output pin
PS2CC
PS2BD
—
—
—
—
1
1