D12320VF25V Datasheet, PDF (305/1146 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

8.9 Port D
Section 8 I/O Ports
8.9.1 Overview
Port D is an 8-bit I/O port. Port D has a data bus I/O function, and the pin functions change
according to the operating mode.
Port D has a built-in MOS input pull-up function that can be controlled by software.
Figure 8.17 shows the port D pin configuration.
Port D pins
Pin functions in modes 4 to 6*
Port D
PD7 / D15
PD6 / D14
PD5 / D13
PD4 / D12
PD3 / D11
PD2 / D10
PD1 / D9
PD0 / D8
D15 (I/O)
D14 (I/O)
D13 (I/O)
D12 (I/O)
D11 (I/O)
D10 (I/O)
D9 (I/O)
D8 (I/O)
Pin functions in mode 7*
PD7 (I/O)
PD6 (I/O)
PD5 (I/O)
PD4 (I/O)
PD3 (I/O)
PD2 (I/O)
PD1 (I/O)
PD0 (I/O)
Note: * Modes 6 and 7 are not available in the ROMless versions.
Figure 8.17 Port D Pin Functions
Rev.7.00 Feb. 14, 2007 page 271 of 1108
REJ09B0089-0700