I 2 C Connection Pins; Figure 12.1 Connection Example Between R-In32M4-Cl3 And I - Renesas R-IN32M4-CL3 User Manual

R-IN32M4-CL3 User's Manual: Board design edition
2
12. I C Connection Pins
Figure 12.1 shows a connection example between the R-IN32M4-CL3 and the I
Since the serial clock line and serial data line are N-channel open drain outputs, an external pull-up resistor is required.
R-IN32M4-CL3
RP00(SCL1)/P60(SCL0)
Clock output
(Clock input)
RP01(SDA1)/P61(SDA0)
Data output
Data input

Figure 12.1 Connection Example between R-IN32M4-CL3 and I

Remark: n = 0–3
R18UZ0074EJ0100
Dec 24, 2019
VDD33 (3.3 V)
SCLn SCLn
VDD33 (3.3 V)
SDAn SDAn
2
C Slave Device
12. I2C Connection Pins
2
C slave device.
Slave device
(Clock output)
Clock input
Data output
Data input
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