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9
1.3.2 OBD-II version
0-3.7V
Input 1
Input 2
Output 1
Output 2
GND
7
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
GPIO3
GPIO4
ACC
GND
RXD0
9
10
11
12
13
14
15
16
TXD0
RXD1
TXD1
GND
ID
DP
17
18
19
20
21
22
23
24
DM
VUSB
EN
DC+
DC-
2
OBD-II
1
2
3
4
5
6
7
8
Reserved
Bus
positive
line of SAE
J1850
Reserved
Chassis
ground
Signal
ground
CAN_H
line of ISO
15765-4
K_line
according
to ISO
9141-2 and
ISO
14230-4
Reserved
9
10
11
12
13
14
15
16