Linux CAN bus: Difference between revisions
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{{PageHeader|CAN bus}} | <!-- Set release according to "release" parameter in URL and use RELEASE_DUNFELL_V1.3_DART-MX8M-MINI as default | ||
{{DocImage|category1=Yocto|category2=Debian}}[[Category:VAR-SOM-MX6]][[Category:DART-6UL]][[Category:VAR-SOM-MX7]][[Category:DART-MX8M]][[Category:DART-MX8M-MINI]][[Category:VAR-SOM-MX8X]][[Category:VAR-SOM-MX8]][[Category:DART-MX8M-PLUS]] | --> {{#vardefine:RELEASE_PARAM|{{#urlget:release}}}} <!-- | ||
--> {{#lst:Yocto_Platform_Customization|{{#var:RELEASE_PARAM|RELEASE_DUNFELL_V1.3_DART-MX8M-MINI}}}} <!-- | |||
--> {{PageHeader|CAN bus}} {{DocImage|category1=Yocto|category2=Debian}}[[Category:Boot2Qt]][[Category:Android]][[Category:VAR-SOM-MX6]][[Category:DART-6UL]][[Category:VAR-SOM-MX7]][[Category:DART-MX8M]][[Category:DART-MX8M-MINI]][[Category:VAR-SOM-MX8X]][[Category:VAR-SOM-MX8]][[Category:DART-MX8M-PLUS]] | |||
Connect two boards like the following:<br> | Connect two boards like the following:<br> | ||
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On board B:<br> | On board B:<br> | ||
# cansend can0 500#1E.10.10 | # cansend can0 500#1E.10.10 | ||
{{#ifexpr: {{#var:YOCTO_VERSION}} > 3.0 | | |||
{{#switch: {{#var:HARDWARE_NAME}} | |||
| DART-MX8M-MINI = '''Note''': For VAR-SOM-MX8M-MINI/NANO rev. 1.0/1.1/1.2, see: [[VAR-SOM-MX8M-MINI-CAN|VAR-SOM-MX8M-MINI/NANO rev. 1.0/1.1/1.2 CAN bus support]] | |||
| VAR-SOM-MX8M-NANO | |||
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}} | |||
|}} | |||
Revision as of 16:43, 25 March 2021
CAN bus
Connect two boards like the following:
Board A Board B CAN_H --- CAN_H CAN_L --- CAN_L GND ----- GND
Set up the boards by running the following on each of them:
# ip link set can0 up type can bitrate 125000
Then:
On board A:
# candump can0
On board B:
# cansend can0 500#1E.10.10
Note: For VAR-SOM-MX8M-MINI/NANO rev. 1.0/1.1/1.2, see: VAR-SOM-MX8M-MINI/NANO rev. 1.0/1.1/1.2 CAN bus support