Hardware Guide

Connector Signals Map
Main Connector Pinout
Rev. 1
SmartHub OBC Hardware Guide
21 / 27
Figure 8: Main 20 pin connector
Main Connector Pinout
The following table lists the main 20 pin connector signals by pin number.
Table 1: Main Connector Signal Map (by Pin Number)
Pin
Signal
Type
Function
Specifications
1
+VIN
V
Input Power
12V/24V
Typical – 12V/24V
- Minimum continues – 6V (5V for up to
40ms according to ISO7637)
- Maximum continues – 32V
2
+VIN
V
3
VIN_GND
G
Ground
4
VIN_GND
G
5
Ignition Input
A
A2D Input
Ignition switch
Typical Min Max
Input Low: VIL 0V -30V 6V
Input High: VIH 12V-24V +8V +32V
6
 CAN1 H
I/O
CAN High Signal

7
 N/A

8
 CAN1 L
I/O
CAN Low Signal
9
 N/A
10
 CAN2 H
I/O
CAN High Signal

11
 GND
G
Ground

12
 CAN2 L
I/O
CAN Low Signal
13
 USB Host +5V
V
USB Host Port VBUS
USB 2.0