# How setup Ebb 42? **URL:** \ **Category:** General Discussion\ **Created:** [September 12, 2022, 6:53pm UTC](https://klipper.discourse.group/t/how-setup-ebb-42/4115 "2022-09-12T18:53:22Z")\ **Posts on this page:** 1\ **Showing post:** 10
**Author:** ![MaestroLmpio](https://yyz2.discourse-cdn.com/free1/user_avatar/klipper.discourse.group/maestrolmpio/32/2240_2.png) [@MaestroLmpio](https://klipper.discourse.group/u/MaestroLmpio)\ **Post date:** [September 14, 2022, 2:42pm UTC](https://klipper.discourse.group/t/how-setup-ebb-42/4115/10 "2022-09-14T14:42:49Z")
I read in the openingpost that you run the printer with a octopus pro board, you can use that one as a USB → CAN bridge, then you don’t need extra hardware to run on CAN and you use the RJ11 connector from the octopus. I have my Ender 5+ working like this and till now this is very satisfying setup. more info about this you can find in these topics: > [@Octopus Pro Canboot & CAN Bus Bridge](https://klipper.discourse.group/t/octopus-pro-canboot-can-bus-bridge/3734): > > Hi All After fighting for a long time to get CANBoot on to my Octopus Pro I was able to do so using these instructions as a bases. [https://github.com/maz0r/klipper\_canbus/blob/main/controller/monster8v2.md](https://github.com/maz0r/klipper_canbus/blob/main/controller/monster8v2.md) The result is this pi@Voron2:~/klipper $ ls /dev/serial/by-id/\* /dev/serial/by-id/usb-CanBoot\_stm32f446xx\_4A002E000250534E4E313120-if00 Now if I download klipper firmware with the following settings. [\*] Enable extra low-level configuration options Micro-controller Architecture (STMic… > [@Cannot find EBB42 by CANBUS](https://klipper.discourse.group/t/cannot-find-ebb42-by-canbus/3913): > > Hi All, I’ve been busy with this already some time, and @AlexOr and @mjoconr helped me already on the way in the topic [Octopus Pro Canboot & CAN Bus Bridge](https://klipper.discourse.group/t/octopus-pro-canboot-can-bus-bridge/3734)… I’ve followed so far all instructions I think I had to follow, but I can’t get it running. I got a Octopus PRO 429 with make menuconfig: [2022-08-21 17\_29\_51-pi@mainsailos\_ ~\_klipper] I copied it to a TF-card and renamed it firmware.bin and it got installed on the octopus board. Then I did for the EBB42 board: [2022-08-21 17\_32\_58-pi@… --- _[View the full topic](https://klipper.discourse.group/t/how-setup-ebb-42/4115)._