USBCANFD-200U/100U
USBCANFD Series CANFD Interface User Manual
©2021 Guangzhou ZLG Electronics Co., Ltd.
5
User Manual
Pin
Signal
Description
Figure
7
CAN_H
CAN bus is highly dominant
8
--
Reserved
9
--
Reserved
Figure 2.2 CAN interface
2.3
Signal Indicators
The USBCANFD-200U interface card has one power indicator PWR and one two-color SYS indicator. Each
two-color indicator corresponds to one CAN channel, indicating the operating status of the CAN channel. Figure
2.1 shows the location of the equipment indicator, and Table 2.2 lists the specific indicator function definition.
Table 2.2 Description of USBCANFD-200U (100U) interface card indicators
Indicator
STATUS
Indication status
PWR
Green
Power on equipment
Off
The device is not powered on
SYS
Red
The driver is not installed properly, or the USB cable is not
connected
Green
The USB driver has been installed, and the USB cable has
been connected
Green flashing
The USB is communicating with the device
Flash in red
USB and device communication error
CAN0
,
CAN1
Off
The CAN channel is not open
Green
The CAN channel is open
Green flashing
The CAN channel is transmitting messages
Flash in red
CAN channel bus error
2.4
System Connections
When the USBCANFD interface card is connected to the CAN-bus bus, it is only necessary to connect
