h8s-2635 Renesas Electronics Corporation., h8s-2635 Datasheet - Page 312

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

Section 9 I/O Ports
9.6
9.6.1
Port A is a 4-bit I/O port. Port A pins also function as address bus outputs and SCI2 I/O pins
(SCK2, RxD2, and TxD2). The pin functions change according to the operating mode.
Port A has an on-chip MOS input pull-up function that can be controlled by software.
Figure 9-5 shows the port A pin configuration.
Rev. 6.00 Feb 22, 2005 page 252 of 1484
REJ09B0103-0600
Port A
Overview
Port A pins
Figure 9-5 Port A Pin Functions
Pin functions in modes 4 to 6
Pin functions in mode 7