Datasheet

Section 16 I
2
C Bus Interface (IIC) (Optional)
Rev. 3.00 Mar 21, 2006 page 416 of 788
REJ09B0300-0300
SCL
in
SCL
out
SDA
in
SDA
out
(Slave 1)
SCL SDA
SCL
in
SCL
out
SDA
in
SDA
out
(Slave 2)
SCL SDA
SCL
in
SCL
out
SDA
in
SDA
out
(Master)
This LSI
SCL
SDA
V
CC
V
CC
SCL
SDA
V
DD
Figure 16.2 I
2
C Bus Interface Connections (Example: This LSI as Master)
16.2 Input/Output Pins
Table 16.1 summarizes the input/output pins used by the I
2
C bus interface.
Table 16.1 Pin Configuration
Channel Symbol
*
Input/Output Function
SCL0 Input/Output Serial clock input/output pin of IIC_0
SDA0 Input/Output Serial data input/output pin of IIC_0
0
VSYNCI Input Formatless serial clock input pin of IIC_0
SCL1 Input/Output Serial clock input/output pin of IIC_11
SDA1 Input/Output Serial data input/output pin of IIC_1
Note: * In the text, the channel subscript is omitted, and only SCL and SDA are used.