10B.4 Port 4
10B.4.1 Overview
Port 4 is an 8-bit input-only port. Port 4 pins function as A/D converter analog input pins (AN0 to
AN7). Port 4 pin functions are the same in all operating modes. Figure 10B-3 shows the port 4 pin
configuration.
Port 4 pins
P47
(input) /
P46
(input) /
P45
(input) /
P44
(input) /
Port 4
P43
(input) /
P42
(input) /
P41
(input) /
P40
(input) /
Figure 10B-3 Port 4 Pin Functions
AN7 (input)
AN6 (input)
AN5 (input)
AN4 (input)
AN3 (input)
AN2 (input)
AN1 (input)
AN0 (input)
463