Difference between revisions of "IoTGateway/BSP/Android/Gettingstarted/How to use CAN Bus"
From ESS-WIKI
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<tt>CAN0_D+ </tt>connect to <tt>CAN1_D+</tt> | <tt>CAN0_D+ </tt>connect to <tt>CAN1_D+</tt> | ||
| − | <tt>CAN0_D- </tt>connect to <tt>CAN1_D- | + | <tt>CAN0_D- </tt>connect to <tt>CAN1_D-</tt> |
<pre># ip link set can0 up type can bitrate 125000 | <pre># ip link set can0 up type can bitrate 125000 | ||
# ip link set can1 up type can bitrate 125000</pre> | # ip link set can1 up type can bitrate 125000</pre> | ||
| − | + | ||
| + | |||
| + | |||
==== <tt>Test</tt> ==== | ==== <tt>Test</tt> ==== | ||
<pre>#candump can0 & | <pre>#candump can0 & | ||
| Line 96: | Line 98: | ||
can0 [] | can0 [] | ||
</pre> | </pre> | ||
| − | |||
| − | |||
Revision as of 06:57, 26 January 2017
Pin Define
ROM-3420
| Pin | Signal | Pin | Signal |
| 1 | - | 2 | - |
| 3 | CAN0_D- | 4 | - |
| 5 | CAN0_D+ | 6 | - |
| 7 | - | 8 | - |
| 9 | GND | 10 | - |
ROM-7421
| Pin | Signal | Pin | Signal |
| 1 | - | 2 | CAN0_D- |
| 3 | |
4 | - |
| 5 | GND |
6 | GND |
| 7 | CAN0_D+ | 8 | - |
| 9 | 10 | - |
Configuration/Test
Configuration
Connect CAN0 to CAN1
CAN0_D+ connect to CAN1_D+
CAN0_D- connect to CAN1_D-
# ip link set can0 up type can bitrate 125000 # ip link set can1 up type can bitrate 125000
Test
#candump can0 & #cansend can1 -i 0x00 0x11 0x22 0x33 0x44 0x55 0x66 0x77 0x88
CAN0 retrieves the data
interface = can0, family = 29, type = 3, proto = 1 can0 []