Hi,

It seems that I have a RevpiConnect SE with a broken CAN driver.
sudo ip link set can0 type can bitrate 500000 return:
Cannot find device "can0"


Running dmesg clearly shows something wrong with the initialisation of the hi3110 chip:

[ 0.000000] Booting Linux on physical CPU 0x0000000000 ...

Hi,

I am looking at driving a high-voltage relais/contactor with the digital output from the DIO module of the revolution pi.
The current consumption of the contactor in steady-state mode (70mA) is well below the current limits of the DIO (500mA).
However, when switching the contactor ON, there is ...