Datasheet

Section 15 I
2
C Bus Interface2 (IIC2) (Option)
Rev.6.00 Mar. 18, 2009 Page 631 of 980
REJ09B0050-0600
Vcc Vcc
SCL in
SCL out
SCL
SDA in
SDA out
SDA
SCL
(Master)
(Slave 1)
(Slave 2)
SDA
SCL in
SCL out
SCL
SDA in
SDA out
SDA
SCL in
SCL out
SCL
SDA in
SDA out
SDA
Figure 15.2 External Circuit Connections of I/O Pins
15.2 Input/Output Pins
Table 15.1 summarizes the input/output pins used by the I
2
C bus interface.
Table 15.1 Pin Configuration
Name Abbreviation I/O Function
Serial clock SCL0 I/O IIC2_0 serial clock input/output
Serial data SDA0 I/O IIC2_0 serial data input/output
Serial clock SCL1 I/O IIC2_1 serial clock input/output
Serial data SDA1 I/O IIC2_1 serial data input/output
Note: The pin symbols are represented as SCL and SDA; channel numbers are omitted in this
manual.