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1 Introduction
1.1 What is the purpose of this document
This document is the user manual for the CAN Interface pHAT (SKU 1PICA0001), this is a Raspberry Pi
HAT circuit board that is intended to be used as an interface to a CAN bus. CAN buses are widely used
in automotive and industrial networks due to their speed, simplicity and reliability.
This document describes the board to allow programming of the functionality with a Raspberry Pi.
It is intended that it is used for rapid product prototyping or evaluation of the MCP2515 CAN controller in
an end assembly consisting of (but not limited to) a Raspberry Pi computer (RPi) or other compatible
controller, a suitable protective enclosure or housing, wiring/cables and power supplies.
This document is not intended to be a description of how the CAN bus works, nor is it a programming
manual, this is covered in other documents.
Figure 1 - CAN Interface pHAT
1.2 Who should read this document
The intended reader is anyone intending to use the board as a component in a wider system. This could
be to learn about or evaluate CAN bus technology or to prototype incorporation of CAN bus functionality
into a Raspberry Pi based design.
The user of this part should be technically competent to use it safely, understand the possible hazards in
its use and to understand the warnings given in chapter 2.
1.3 How is this document organised
Chapter 1 – This section, who is the intended audience, what is it for, how to get further information, any
additional documents that may be needed for reference.
Chapter 2 – Any hazards/warnings and conformance relevant to using this part.
Chapter 3 – Functional description of the board.
Chapter 4 – Application use description.
01/06/2018
Document Number
IEMAN000001
Document Title
CAN Interface pHAT User Manual
3 of 22
Document Revision
Page
R003
3 of 22
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