SH7641 Datasheet, PDF (525/1036 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family / SH7641 Series

Section 16 I²C Bus Interface 2 (IIC2)
VccQ* VccQ*
SCL in
SCL
SCL out
SDA in
SDA out
SDA
(Master)
SCL in
SCL out
SCL in
SCL out
SCL
SDA
SDA in
SDA out
SDA in
SDA out
(Slave 1)
(Slave 2)
Note: * The I²C bus power supply and this LSI's power supply (VccQ)
must be switched ON or OFF simultaneously.
Figure 16.2 External Circuit Connections of I/O Pins
16.2 Input/Output Pins
Table 16.1 shows the pin configuration for the I²C bus interface 2.
Table 16.1 I²C Bus Interface Pin Configuration
Name
Serial clock
Serial data
Abbreviation
I/O
SCL
I/O
SDA
I/O
Function
IIC serial clock input/output
IIC serial data input/output
Rev. 4.00 Sep. 14, 2005 Page 475 of 982
REJ09B0023-0400