Section 17 I2C Bus Interface 2 (IIC2)
Vcc
Vcc
SCL
SDA
SCL
SDA
SCL in
SCL out
SDA in
SDA out
(Master)
SCL in
SCL in
SCL out
SCL out
SDA in
SDA in
SDA out
SDA out
(Slave 1)
(Slave 2)
Figure 17.2 External Circuit Connections of I/O Pins
17.2
Input/Output Pins
Table 17.1 summarizes the input/output pins used by the I2C bus interface 2.
Table 17.1 I2C Bus Interface Pins
Name
Abbreviation
SCL
I/O
I/O
I/O
Function
Serial clock
Serial data
IIC serial clock input/output
IIC serial data input/output
SDA
Rev. 3.00 Sep. 10, 2007 Page 331 of 528
REJ09B0216-0300