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Table 2. Pin legends
No.
Color
Pin legend
Signal
Pin purpose
А1
Yellow/Red
CAN_H
Input/Output
CAN_H
signal from the
CAN bus
А2
Violette /
Black
1-
Wire_PWR
Power
3.3 V for device
power supply "
1-Wire
"
(15 mA max)
А3
Green/
Yellow
1-Wire
Input/Output
1-Wire
interface data
signal
А4
White/Red
DOut 1
Output
Discrete output No.1
А5
Violette
DAT_low 4
Input
0-active discrete input
А6
Brown
DAT_low 1
Input
0-active discrete input
А7
Red/Black
Ignition
Input
1-active discrete input -
spared for ignition
А8
Red
+ Vin
Power
"+" on-board power
terminal (nominal voltage
is 12 VDC or 24 VDC)
B1
Yellow/
Black
CAN_L
Input/Output
CAN_L
signal from the
CAN bus
B2 Black/White
M +
Input
Mic "+" input
B3
Black/Red
M -
Input
Mic "-" input
В4 White/Black
DOut 2
Output
Discrete output No.2
B5
White
An_in 1
Input
Analog input No.1
B6
Oragnge
DAT_low 2
Input
0-active discrete input
B7
Green/Red
A
Input/Output
"А" signal RS-485
B8
Yellow
+ Vout
Power
Secure power input for
extra sensors.
Voltage is + Vin.
Max. current is 300 mA.
C1
Black
GND
Power
Ground (earth)
C2
Blue/Red
H +
Output
Speaker output "+"
C3
Blue/Black
H -
Output
Speaker output "-"
C4
Blue
DAT_high 1
Input
1-active discrete input
C5
Gray
An_in 2
Input
Analog input No.2
C6
Green
DAT_low 3
Input
0-active discrete input
C7 Green/Black
B
Input/Output
"B" signal RS-485
C8
Black
GND
Power
Ground (earth)