==== PiCAN ====
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The PiCAN is a reimplementation of the interface found [[http://lnxpps.de/rpie/|here]].

=== Headers ===
^JP1-1   ^JP1-2   ^JP1-3|
|CANL |CANH |GND|
^JP2-1   ^JP2-2   ^JP2-3|
|GPIO14\\ TXD  |GPIO15\\ RXD |GND|
^P1-3    ^P1-2    ^P1-1|
|GPIO14  |GND     |5V|


=== Install ===

Append the following to boot/config.txt and reboot.

<code>
dtparam=spi=on
dtoverlay=mcp2515-can0,oscillator=16000000,interrupt=25
dtoverlay=spi-bcm2835
</code>


dmesg

<code>
CAN device driver interface
mcp251x spi0.0 can0: MCP2515 successfully initialized.
</code>
=== Configure ===
<code>
ip link set can0 up type can bitrate 250000
ip link set can0 txqueuelen 1024
ip -s -d link show can0
</code>

===Termination===

There is a termination resistor closed with JP3.

=== Test ===

<code>
apt install can-utils
</code>

Host 1

<code>
candump can0
</code>

Host 2

<code>
cansend can0 123#DEADBEEF
cangen can0
</code>

=== Pinout ===
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DB9 male socket

<code>
1 2 3 4 5
 6 7 8 9

STANDARD        OBDII
2 CAN L         2 GND          SJ1
3 GND           3 CAN H        SJ2
7 CAN H         5 CAN L        SJ3

Solder bridges must be created to select the function of the socket.
</code>
=== Resources ===

[[https://web.archive.org/web/20160104025419/http://www.skpang.co.uk/catalog/pican-canbus-board-for-raspberry-pi-p-1196.html|Product page]]

[[https://wiki.kewl.org/downloads/pican_rev_B.pdf|Schematic]]