SH7280 Datasheet, PDF (957/1726 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine family

Section 19 I²C Bus Interface 3 (IIC3)
19.2 Input/Output Pins
Table 19.1 shows the pin configuration of the I²C bus interface 3.
Table 19.1 Pin Configuration
Pin Name
Serial clock
Serial data
Symbol
SCL
SDA
I/O
Function
I/O
I²C serial clock input/output
I/O
I²C serial data input/output
Figure 19.2 shows an example of I/O pin connections to external circuits.
Vcc* Vcc*
SCL
SCL in
SCL out
SDA in
SDA out
SDA
(Master)
SCL in
SCL out
SCL in
SCL out
SCL
SDA
SDA in
SDA out
(Slave 1)
SDA in
SDA out
(Slave 2)
Note: * Turn on/off Vcc for the I²C bus power supply and for this LSI simultaneously.
Figure 19.2 External Circuit Connections of I/O Pins
Rev. 1.00 Jun. 26, 2008 Page 927 of 1692
REJ09B0393-0100