D12320VF25IV Datasheet, PDF (448/1304 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 9 I/O Ports
9.11 Port D
9.11.1 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 9.16 shows the port D pin configuration.
Port D
Port D pins
Pin functions in modes 4 to 6
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)
Figure 9.16 Port D Pin Functions
Rev.6.00 Sep. 27, 2007 Page 416 of 1268
REJ09B0220-0600