4. Status LED

Hardware type

The CANable2 from Openlight labs and each "CANable2-derived" hardware have different pin-out and labels for LED. Here is the summary of those hardware.

Hardware type	RX pin-out	RX color	RX label	TX pin-out	TX color	TX label
Openlight labs	PA15	Blue	?	PB11	Green	?
Makerbase	PA15	Blue	STAT	PA0	Green	WORK
DSD tech	PA15	Green	-	PA0	Green	-
Walfront	PA15	Blue	STAT	PA0	Green	Work

LED behavior

The rules are applied from top.

Startup

• RX & TX: Blink 5 times in turn

Error stored

• RX & TX: Constant ON

CAN bus closed

• RX: Blink by USB Rx
• TX: Always ON

CAN bus open

• RX: Blink by CAN Rx
• TX: Blink by CAN Tx