HD64F2636F20 Datasheet, PDF (325/1512 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

H8S/2639, H8S/2638, H8S/2636,
H8S/2630, H8S/2635 Group
Section 9 I/O Ports
9.8 Port C
9.8.1 Overview
Port C is an 8-bit I/O port. Port C has an address bus output function. The pin functions change
according to the operating mode.
Port C has an on-chip MOS input pull-up function that can be controlled by software.
Figure 9-11 shows the port C pin configuration.
Port C
Port C pins
PC7/A7
PC6/A6
PC5/A5
PC4/A4
PC3/A3
PC2/A2
PC1/A1
PC0/A0
Pin functions in modes 4 and 5
A7 (output)
A6 (output)
A5 (output)
A4 (output)
A3 (output)
A2 (output)
A1 (output)
A0 (output)
Pin functions in mode 6
PCDDR = 1 PCDDR = 0
A7 (output) PC7 (input)
A6 (output) PC6 (input)
A5 (output) PC5 (input)
A4 (output) PC4 (input)
A3 (output) PC3 (input)
A2 (output) PC2 (input)
A1 (output) PC1 (input)
A0 (output) PC0 (input)
Pin functions in mode 7
PC7 (I/O)
PC6 (I/O)
PC5 (I/O)
PC4 (I/O)
PC3 (I/O)
PC2 (I/O)
PC1 (I/O)
PC0 (I/O)
Figure 9-11 Port C Pin Functions
REJ09B0103-0800 Rev. 8.00
May 28, 2010
Page 275 of 1458