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VT-SBC-3568 | User Manual 20
16
GND
P
Ground
17
VCC_1V8
P
Power supply 1.8V
18
VCC_1V8
P
Power supply 1.8V
19
GND
P
Ground
20
GND
P
Ground
2.4.15
J20 40-pin header (15)
The 40-pin header on VT-SBC-3568 supports 2 CAN buses, 6 UART ports, and 12 GPIOs
(customized for alarm in and out in the following description). Among the 6 UART ports,
there are 2 RS485 ports (UART 6 & UART 7, corresponding to nodes ttyS6 & ttyS7), 1 TTL
(UART 9, corresponding to ttyS9), 2 RS232 (UART 3 & UART 4, corresponding to ttyS3 and
ttyS4), and 1 RS232 (UART 2) used for debugging.
Specifications: 2 x 20, 2.54mm, 8.8 mm(H), Vert, -45~105
℃
, SMT, RoHS
Pinout description:
Pin
Name
Type
Description
1
CAN0_RX_M1
I
CAN0 serial port data input
3
CAN0_TX_M1
O
CAN0 serial port data output
5
CAN1_RX_M1
I
CAN1 serial port data input
7
CAN1_TX_M1
O
CAN1 serial port data output
9
ALARM_OUT1
O
Alarm output
11
ALARM_OUT2
O
Alarm output
13
ALARM_OUT3
O
Alarm output
15
ALARM_OUT4
O
Alarm output
17
ALARM_IN1
I
Alarm input
19
ALARM_IN2
I
Alarm input
21
ALARM_IN3
I
Alarm input
23
ALARM_IN4
I
Alarm input
25
ALARM_IN5
I
Alarm input
27
ALARM_IN6
I
Alarm input
29
ALARM_IN7
I
Alarm input
1
2
39
40
