Renesas RA4 Series Engineering Manual

Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual
VOICE-RA4E1 Engineering Manual Rev.1.0 Page
13
of 14
June 2022
8.8 Power
5 V may be supplied from an external USB host to the USB Debug connector (J6) labelled with J-Link OB
on the board or from USB type-C connector(J1) labelled with DEVICE USB.
Figure 5. VOICE-RA4E1 Power Block Diagram
8.9 USB
The board includes one USB TYPE-C connector (J1), supporting USB Full Speed device mode.
Table 17. USB Full Speed / USB Type-C Signal Assignments (J1)
MCU Port
USB FS Signal
USB-C Signal Name
USB-C Connection
GND
GND
A1
N.C.
TXp1
A2
N.C.
TXn1
A3
VBUS1
VBUS
A4
N.C.
CC1
A5
USB_DP
USB1_P
DP1
A6
USB_DN
USB1_N
DN1
A7
N.C.
SBU1
A8
VBUS1
VBUS
A9
N.C.
RXN2
A10
N.C.
RXP2
A11
GND
GND
A12
GND
GND
B1
N.C.
TXP2
B2
N.C.
TXN2
B3
VBUS1
VBUS
B4
N.C.
CC2
B5
USB_DP
USB1_P
DP2
B6
USB_DN
USB1_N
DN2
B7
N.C.
SBU2
B8
VBUS1
VBUS
B9
N.C.
RXN1
B10
N.C.
RXP1
B11
GND
GND
B12

Renesas RA4 Series Specifications

General

Brand	Renesas
Model	RA4 Series
Category	Motherboard
Language	English