Shenzhen Legevo Technology Co.,Ltd.
12
The standard I/O cable is an 9-pin cable, including the power, analog input, and
negative/positive input and output interfaces.
9
8
7
6
5
Output 2
Output 1
Digital input 4
Digital input 2
GND (-)
4
3
2
1
AD input
Digital input 3
Digital input 1
Power (+)
Pin Number
Color Description
1 Power (+)
Red
Positive electrode of the power input, connected to the positive electrode
of the vehicle battery. Input voltage: 9–40 V. 12 V is recommended.
2 Digital input 1
Orange Connect to an external sensor, such as the temperature sensor
3 Digital input 3
Green
Connect to the vehicle ACC cable by default to detect the vehicle ACC
status.
4 AD input
Purple
valid voltage of 0–5 V.
Connect to an external sensor, such as the fuel level sensor
5 GND (-)
Black
Ground wire,
connected to the negative electrode of the vehicle battery or to the
negative terminal.
