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Interfacing (DSI, CSI, I2C, etc.) • Re: MCP2515 with Arduino on Raspberry Pi4 not working

Arduino only via USB connected to Raspberry and does not work. However, ESP8266 via RX/TX and USB does not work.

The program seems to be working and receives information about initialization on Raspberry. Arduino reports that MCP2515 is working, provides information about ping, showing that communication between Rpi and ESP8226/Arduino is working, but on RaspberryPi it seems to be losing data read from the canbus. As soon as I connect it, the MCP is deaf, when I unplug it and connect it to the PC it works, it reads all the commands from the Canbus. I connected various power sources. Nothing changes. The system version is probably Buster, just like the person from the link I provided.

When I connect ESP8266 to the PC, it reads Canbus. As soon as I connect even one TX or RX cable to the ESP8266 from Raspberry, the canbus is silent. It doesn't work on PC anymore either. That's why the idea was to connect it via USB to Raspberry..

Statistics: Posted by inashero — Sun Nov 10, 2024 5:41 pm



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