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10
1.3.3 SAE J1939 version
Reserved
Bus
negative
line of SAE
J1850
Reserved
Reserved
Reserved
CAN_L line
of ISO
15765-4
L_line
according
to ISO
9141-2 and
ISO
14230-4
Permanent
Positive
voltage
3
Com
RS232 /dev/ttyHSL0.
4
ACC
input
Connect with vehicle ACC power.
Voltage range: 0-30V.
Ps: With ACC function, the device is requested to connect the power source via DC
adaptor simultaneously to power on after ignition. please refer to 3-2 for the DEMO and
source code of ACC.
5
GPIO
Red
White
Green
Yellow
Black
Voltage range: 0-30V
Voltage range:0-3.7V
Input 1
Input 2
Output1
Output2
GND
6
USB
USB Type-A(can not be used simultaneously with USB Type-C on the device)
NO.
Item
Definition
1
Pogo pin
1
2
3
4
5
6
7
8
GPIO69
GPIO1
GPIO2
GPIO
3
GPIO4
ACC
GND
RXD0
9
10
11
12
13
14
15
16
TXD0
RXD1
TXD1
GND
ID
DP
Содержание RVT-7
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