Table of Contents
TQMa93xxCA - YOCTO Linux BSP documentation
CAN
The MBa93xxCA provides two CAN interfaces: CAN0 and CAN1.
CAN configuration
DIP switch S4 is used to configure CAN0.
| Function | S4-1 | S4-2 |
|---|---|---|
| CAN-Bus not terminated | OFF | OFF |
| not defined (illegal state) | OFF | ON |
| not defined (illegal state) | ON | OFF |
| CAN-Bus terminated with 120 Ohm | ON | ON |
DIP switch S5 is used to configure CAN1.
| Function | S5-1 | S5-2 |
|---|---|---|
| CAN-Bus not terminated | OFF | OFF |
| not defined (illegal state) | OFF | ON |
| not defined (illegal state) | ON | OFF |
| CAN-Bus terminated with 120 Ohm | ON | ON |
CAN Loopback
CAN Loopback Test
CAN0 -> CAN1
candump can0& cansend can1 5A1#1122334455667788
CAN1 -> CAN0
candump can1& cansend can0 5A1#1122334455667788