Hi! I try to connect to my car to sniff the packages that are travelling through the can bus for a future development to get state of charge information from the car (e-car) and forward it via mqtt to openHAB on the local wifi network. For that I tried to use a wemos d1 mini with MCP2515 and this …

Can bus issue using mcp2515

mikb55 September 8, 2021, 2:24am 3

Are you using a MCP2515/transceiver module that is designed to be powered by 5v?

Picking the wrong baud rate will cause CAN bus errors.

Topic		Replies	Views
MCP2515 CAN Controller Troubleshooting	17	13982	May 6, 2021
Arduino MCP2515 connecting to Volkswagen Networking, Protocols, and Devices	5	15437	May 6, 2021
Unable to make CAN communication work Networking, Protocols, and Devices	18	23987	May 6, 2021
Issues with a CAN bus setup Networking, Protocols, and Devices	1	860	May 6, 2021
CAN BUS MCP2515 Networking, Protocols, and Devices	5	2245	May 6, 2021