Skip to content

Latest commit

 

History

History
37 lines (24 loc) · 909 Bytes

NetworkCAN.md

File metadata and controls

37 lines (24 loc) · 909 Bytes
Raw

Overview

This page describes CAN network architecture adopted in PMC. An overview of the networking functions.

Hardware

TODO

conventional two wire bus uses a linear bus terminated at each end

       +-------------------------*------------------~~~
       |                         |
       |      +------------------|------*-----------~~~
       |      |                  |      |
+------+------+------+    +------+------+------+
|    CAN_H  CAN_L    |    |    CAN_H  CAN_L    |    ...
|                    |    |                    |
|    PMC (node 1)    |    |    PMC (node 2)    |

Protocol

We use base frame format with 11-bit identifier.

+---------------+-------------+------------------------+
|  ID (11-bit)  |  N (4-bit)  |    payload (64-bit)    |
+---------------+-------------+------------------------+

Network survey

IO forwarding

Flexible data pipes

TODO