Phyadd Pin Handling; Example Of Pin Handling; Handling Of Pins - Renesas R-IN32M4-CL2 User Manual

R-IN32M4-CL2 User's Manual: Board design edition
6.4

PHYADD Pin Handling

To change the PHY address, handle the pins as follows.
Leave the PHY address pins at 0000 (floating) unless otherwise specified.
6.4.1

Example of Pin Handling

◎PHYADD[4:1] = 1111
PHYADD4
PHYADD3
PHYADD2
PHYADD1
6.4.2

Handling of Pins

The handling of pins depends on the pin. Handle the pins as follows.
Pin Name
PHYADD4, PHYADD3
PHYADD2, PHYADD1
R18UZ0046EJ0200
Dec. 28, 2018
◎PHYADD[4:1] = 0000
3.3 V
2.4 K
PHYADD4
10 K
3.3 V
2.4 K
PHYADD3
10 K
3.3 V
PHYADD2
3.3 V
PHYADD1
High-level setting: Pulled up to the 3.3-V power by a 2.4-kΩ resistor, and pulled down to
GND by a 10-kΩ resistor
Low-level setting: Open circuit
High-level setting: Connected to the 3.3-V power
Low-level setting: Open circuit
6. Gigabit Ethernet PHY Pins
◎PHYADD[4:1] = 1010
3.3 V
PHYADD4
PHYADD3
Floating
3.3 V
PHYADD2
PHYADD1
Pin Handling
2.4 K
10 K
Floating
Floating
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