HD6432160 RENESAS [Renesas Technology Corp], HD6432160 Datasheet - Page 236

• 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, this pin is an NMOS open-drain output, and has direct bus
Note:* This pin can always be used as the .,1< or CIN9 input pin.
Rev. 2.0, 08/02, page 196 of 788
Operating
Mode
KBIOE
PA2DDR
IOSE
Pin
Function
Operating
Mode
PA1DDR
IOSE
Pin Function
PA2/A18/.,143/CIN10/PS2AC
The pin function is switched as shown below according to the combination of operating mode,
the KBIOE bit in KBCRH_0 of the keyboard buffer controller, the IOSE bit in SYSCR, and
the PA2DDR bit.
PA1/A17/.,1</CIN9
The pin function is switched as shown below according to the combination of operating mode,
the IOSE bit in SYSCR and the PA1DDR bit.
drive capability. This pin can always be used as the PS2AC, .,143, or CIN10 input pin.
input pin
PA2
—
0
Modes 1, 2 (EXPE = 0), 3
Modes 1, 2 (EXPE = 0), 3
input pin
PA1
—
0
0
output pin
PA2
—
1
.,143 input pin, CIN10 input pin, PS2AC input pin*
output pin
output pin
PA1
PS2AC
—
1
.,1< input pin, CIN9 input pin*
—
—
1
input pin
input pin
PA2
—
0
PA1
—
0
output pin
Mode 2 (EXPE = 1)
Mode 2 (EXPE = 1)
A18
0
0
output pin
A17
0
1
output pin
PA2
1
1
output pin
output pin
PA1
PS2AC
1
—
—
1