D12320VF25V Datasheet, PDF (285/1146 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

8.5 Port 4
Section 8 I/O Ports
8.5.1 Overview
Port 4 is an 8-bit input-only port. Port 4 pins also function as A/D converter analog input pins
(AN0 to AN7) and D/A converter analog output pins (DA0 and DA1). Port 4 pin functions are the
same in all operating modes. Figure 8.4 shows the port 4 pin configuration.
Port 4
Port 4 pins
P47 (input) / AN7 (input) / DA1 (output)
P46 (input) / AN6 (input) / DA0 (output)
P45 (input) / AN5 (input)
P44 (input) / AN4 (input)
P43 (input) / AN3 (input)
P42 (input) / AN2 (input)
P41 (input) / AN1 (input)
P40 (input) / AN0 (input)
Figure 8.4 Port 4 Pin Functions
Rev.7.00 Feb. 14, 2007 page 251 of 1108
REJ09B0089-0700