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CAN-FD would no doubt be a good update to Klipper. Unfortunately the chip (MCP2518FDT) used for CAN on these RP2040 toolhead boards maxs out at 1MHz. Good luck with getting the CAN squared away. It could be good for multiple extruders,
Chris, You are right they should have been more "consistent" with standards that can be used to exploit their existence.
Unfortunately as I pointed out already, 2 vendors have already added USB to their CAN offerings and they have simply connected the power to the main VCC supply and used the...
My experience is similar but on American cars and extensive 3D printer/firmware. I appreciate your acknowledge the right to different opinions. I did not consider "uninformed" as rude but will consider that on any new comments.
Your uninformed if you think the 3D printer is much different than a car.
I would prefer my computer/technical hobby be technically sound with a huge industrial backing.
A car has at least one ECU that runs the car and connects to all of its noisy sensors and controllers via a single CAN bus...
I think most of this discussion is now moot "at this point" since a few Voron toolhead board vendors now support CAN or USB on the same connector.
Keep in mind the CAR industry is moving away from CAN back to Ethernet not USB. They see USB as a poor fit. I would think that should be a...
USB cables are not designed to bend thousands of times per print.
CAN is designed for high noise worlds. The cables are designed for a hostile world.
I have had CAN running for some time and not had any comm errors.
I do
If you got rid of the chains and went to CAN your best bet is the Cartographer3D solution. I started with BL-Touch and it melted on ABS. TAP was very painful and unreliable since it touches the bed.
If you do the MESH it is that fast and I have seen a youtube where it goes much faster.
If...
I know the Cartographer 3D board uses a CPU rated at 85C instead of the typical 70c. With ABS my Voron 2.4 runs chamber at 55c and the Cartographer CPU about 72C. The coil is at 65C.
I know the designer is looking to increase the temp rating even more but the issue is the availability of the...
I have the Cartographer 3D installed instead of Beacon because Cartographer 3D uses the CAN bus. On my PI4 I have no spare USB ports so Beacon was not a real option anyway.
I think the hotend should never touch the bed and that includes all those solutions that use switches. Switches are not...
The only right way to connect 2 or 3 toolheads to CAN would be run a cable to and from each toolhead so you create a single bus and terminate the last one as well as the host controller.
As Old Guy Melts Plastic explained, While CAN is very robust it "works" when poorly configured or terminated...
I installed the Cartographer3D instead of the beacon because Cartographer3D supports CAN or USB. The TAP option is a bad idea. The hotend should never touch the bed on purpose.
Cartographer3D works great on CAN. No need to add another USB cable to the toolhead.
I think the only option the...
I had the TAP installed and working but I removed it. Added more issues than it got rid of.
The Z height changes when you switch from PLA to PETG to ABS because the filament on the nozzle does not melt at same temp.
Double and triple cleaning the hotend every print was something I don't want to...
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