CANifier
User’s
Guide www.ctr-electronics.com 10/8/2017
Cross The Road Electronics Page 9 10/8/2017
1.5. LEDs
CANi
fier has multiple LEDs…
-
Two bicolor LEDs for CAN and control status.
-
Three red LEDs to instrument the individual LED channel outputs.
1.5.1. LED Channel LEDs (3)
Each LED channel has a dedicated red LED that will illuminate if the channel is
modulated (partially or full on). This can be used to confirm if the CANifier is
commanded to turn on LED Channels.
1.5.2. Status LED States (2)
The CANifier features two bicolor LEDs that indicate the status of the CANifier. This feature can be used to confirm
proper operation. The table below shows the possible color states and their respective operation.
Note 1:
LEDs Alternate
–
Status LEDs are always different colors. The (2X) LEDs will swap colors when blinking.
Blink Codes
LEDs
Colors
CANifier State
None
None
No Power is being applied to CANifier
LEDs Alternate
(1)
Off/
Red
CAN bus is not detected
Check CAN cabling to the CANifier, check other devices
on CAN bus to confirm that the bus is operational
LEDs Alternate
(1)
Off/
Orange
CAN bus detected but no commands are being received.
Most likely no CANifier object was created in software.
LEDs Alternate
(1)
Switching between
Red
/
Orange
and
Orange
/
Red
Damaged Hardware
LED1 Only
“closest” to
M+/V+
Green
/
Orange
In Boot-loader
LEDs Alternate
(1)
Blinking
Green
CAN is connected, the CANifier is being controlled by
robot controller.
Channel C
Channel B
Channel A
