Renesas M16C FAMILY series Hardware Manual page 41

M 1 6 C 2 / 8 G o r u p ( M 1 6 C
Table 1.11 Pin Description (80-pin and 85-pin packages only) (Continued)
Classification Symbol
Serial I/O CLK4
S
IN4
S
OUT4
A/D Converter AN0
4
AN2
0
AN2
5
I/O Ports P0 to P0
4
P1 to P1
0
P3 to P3
4
P9 to P9
5
I : Input O : Output
R e . v 2 0 . 0 J a . n 3 , 1 2 0 0 7
R E J 0 9 B 0 0 4 7 0 - 2 0 0
2 / , 8 M 1 6 C 2 / 8 ) B
I/O Type
I/O Inputs and outputs the transfer clock
I Inputs serial data
Outputs serial data
O
to AN0 Analog input pins for the A/D converter
I
7
to AN2
3
to AN2
7
I/O CMOS I/O ports which have a direction register determines an individual
7
pin is used as an input port or an output port. A pull-up resistor is select-
4
able for every 4 input ports.
7
7
I/O : Input and output
page 21
f o 3 8 5
Function
1. Overview