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Nuts & Volts Magazine (April 2017)

Take a CAN Bus for a Spin — Part 3

By Jon Titus    View In Digital Edition  


This final article in a three-part series explains how to use the interrupts and flags available in an MCP2515 Controller Area Network (CAN) controller IC, and describes how device-to-device acknowledgments work on the bus. The acknowledgment bit in a CAN frame plays a key part in successful communications and identification of errors.

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