SH7144 Datasheet, PDF (453/773 Pages) Renesas Technology Corp – Hitachi SuperH RISC engine

Vcc
Vcc
SCL_in
out
SCL
SDA_in
out
SDA
(Master)
This LSI
SCL_in
out
SCL_in
out
SCL
SDA
SDA_in
out
SDA_in
out
(Slave 1)
(Slave 2)
Figure 14.2 Example of the Connection of I²C Bus Interfaces
(This LSI is the Master Device)
14.2 Input/Output Pins
The I/O pins of the I²C bus interface are listed in table 14.1.
Table 14.1 Pin Configuration
Channel
Pin Name*
I/O
Function
0
SCL0
I/O
Serial clock I/O pin
SDA0
I/O
Serial data I/O pin
Note: * In this manual, these pin names are abbreviated to SCL and SDA, respectively.
Rev. 2.0, 09/02, page 413 of 732