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3 votes
1 answer
4k views

Simple CAN bus design, communication issues

I am trying to get some simple communication between two boards that I've designed with an ATmega328P microcontroller and MCP2515/MCP2551 combination. The design is as follows: I have both ends ...
George TG's user avatar
5 votes
1 answer
2k views

Basic CAN-BUS circuit - what does this section do?

I'm currently learning how to make a circuit for CAN-BUS communication and came across the schematics of the Sparkfun CAN-BUS shield for Arduino (can be found here). I'm a little puzzled by this ...
I have no idea what I'm doing's user avatar
2 votes
1 answer
5k views

Single wire CAN // Saab 9-3 I-Bus // GMLAN

I'm trying to control an instrument cluster from a 2008 Saab 9-3. It has 2 pins marked for I-Bus (both wires are green, continuity test shows they are tied together as shown here: Some sites also ...
Zoszko's user avatar
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