H8S2110B RENESAS [Renesas Technology Corp], H8S2110B Datasheet - Page 162

• Manufacturer Part Number: H8S2110B
• Description: Renesas 16-Bit Single-Chip Microcomputer Renesas H8S Family/H8S/2100 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 7 I/O Ports
7.11.4
KBIOE
PA7DDR
Pin Function
Note: * When the KBIOE bit is set to 1 or the IICS bit in STCR is set to 1, this pin is an NMOS
KBIOE
PA6DDR
Pin Function
Note: * When the KBIOE bit is set to 1 or the IICS bit in STCR is set to 1, this pin is an NMOS
KBIOE
PA5DDR
Pin Function
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. 2.00 Mar 21, 2006 page 124 of 518
REJ09B0299-0200
PA7/KIN15/PS2CD
The pin function is switched as shown below according to the combination of the KBIOE bit in
KBCRH_2 of the keyboard buffer controller, and the PA7DDR bit.
PA6/KIN14/PS2CC
The pin function is switched as shown below according to the combination of the KBIOE bit in
KBCRH_2 of the keyboard buffer controller, and the PA6DDR bit.
PA5/KIN13/PS2BD
The pin function is switched as shown below according to the combination of the KBIOE bit in
KBCRH_1 of the keyboard buffer controller, and the PA5DDR bit.
open-drain output, and has direct bus drive capability. This pin can always be used as the
PS2CD or KIN15 input pin.
open-drain output, and has direct bus drive capability. This pin can always be used as the
PS2CC or KIN14 input pin.
open-drain output, and has direct bus drive capability. This pin can always be used as the
PS2BD or KIN13 input pin.
Pin Functions
PA7 input pin
PA6 input pin
PA5 input pin
0
0
0
KIN15 input pin, PS2CD input pin *
KIN14 input pin, PS2CC input pin *
KIN13 input pin, PS2BD input pin *
0
0
0
PA7 output pin
PA6 output pin
PA5 output pin
1
1
1
PS2CD output pin
PS2CC output pin
PS2BD output pin
1
1
1