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VT-SBC-RK3568-NT | User Manual 16
2.4.8
J7 Audio jack (8)
VT-SBC-RK3568-NT implements a 3.5mm audio jack, supporting left/right stereo sound and
microphone functions. It also supports hook identification. The audio jack uses I
2
S signal
for communication.
2.4.9
J1 GPIO (9)
VT-SBC-RK3568-NT offer a GPIO header for user development, including 2 x SPI, 2 x I
2
C, 2
x CAN, and 5 x UART. The power on and debug pins shall be connected for debugging the
Board.
Specifications: 2 x 20, 2.54mm, 3A, Vert, RoHS
Pinout description:
Pin
Name
Type
Description
1
EXT_3V3
P
Power supply 3.3V (controllable)
2
VBUS
P
VBUS power output (uncontrollable)
3
UART8_TX_M1
O
UART8 serial data output (3.3V level)
4
VBUS
P
VBUS power output (uncontrollable)
5
UART8_RX_M1
I
UART8 serial data input (3.3V level)
6
GND
P
Ground
7
SPI3_CS0_M1
I/O
SPI3 CS signal (3.3V level)
8
CAN1_RX_M0
I
CAN1receiving data (3.3V level)
9
GND
P
Ground
10
CAN1_TX_M0
O
CAN1 transmitting data (3.3V level)
11
CAN0_TX_M0
O
CAN0 transmitting data (3.3V level)
12
CAN0_RX_M0
I
CAN0 receiving data (3.3V level)
13
I2C2_SDA_M0
I/O
I2C 2 data (3.3V level)
14
GND
P
Ground
15
I2C5_SDA_M0
I/O
I2C 5 data (3.3V level)
16
I2C2_SCL_M0
O
I2C 2 clock (3.3V level)
17
EXT_3V3
P
Power supply 3.3V (controllable)
18
I2C5_SCL_M0
O
I2C 5 clock (3.3V level)
19
SPI3_MOSI_M1
I/O
SPI3 MOSI (3.3V level)
20
GND
P
Ground
21
SPI3_MISO_M1
I/O
SPI3 MISO (3.3V level)
22
GPIO3_A6_d
I/O
General-purpose input/output (3.3V
level)
23
SPI3_CLK_M1
O
SPI3 clock (3.3V level)
1
2
