summaryrefslogtreecommitdiff
path: root/can/microchip_mcp2515dm-bm/README
blob: 98e4bfec92556e9a6d5b952731dce18f9159fe7c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
-------------------------------------------------------------------------------
Microchip MCP2515DM-BM CAN bus demo board
-------------------------------------------------------------------------------

This is a set of example captures of the CAN signal on a Microchip
MCP2515DM-BM CAN bus demo board.

The signal grabbed is the (digital) CAN_RX pin of the MCP2515 chip.

Details:
http://www.microchip.com/stellent/idcplg?IdcService=SS_GET_PAGE&nodeId=1406&dDocName=en537141


Logic analyzer setup
--------------------

The logic analyzer used was a Saleae Logic (at 4MHz):

  Probe       MCP2515 pin
  -----------------------
  4 (orange)  CAN_RX


Data
----

The data contains various CAN sample frames at various CAN bitrates.

The sigrok command line used was:

  sigrok-cli --driver fx2lafw -d samplerate=4mhz \
             -p 3=CAN_RX,1,2,4-7 --time 3s -o <file>