Atmel Xplained Pro Evaluation Kit ATSAM4E-XPRO ATSAM4E-XPRO データシート

705

SAM4E [DATASHEET]

Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14



An interrupt is triggered when MABT is set.

0: Previous transfer is not aborted.

1: Previous transfer has been aborted.

This flag is cleared by writing to CAN_MCRx



An interrupt is triggered when MRDY is set.

0: Mailbox data registers can not be read/written by the software application. CAN_MDx are locked by the CAN_MDx.

1: Mailbox data registers can be read/written by the software application.

This flag is cleared by writing to CAN_MCRx.



0: No message has been ignored during the previous transfer

1: At least one message has been ignored during the previous transfer

Receive

Reserved

Receive with overwrite

Reserved

Transmit

Previous transfer has been aborted

Consumer

The remote frame transfer request has been aborted.

Producer

The response to the remote frame transfer has been aborted.

Receive

At least one message has been received since the last mailbox transfer order. Data from the first frame 
received can be read in the CAN_MDxx registers.

After setting the MOT field in the CAN_MMR, MRDY is reset to 0.

Receive with overwrite

At least one frame has been received since the last mailbox transfer order. Data from the last frame 
received can be read in the CAN_MDxx registers.

After setting the MOT field in the CAN_MMR, MRDY is reset to 0.

Transmit

Mailbox data have been transmitted.

After setting the MOT field in the CAN_MMR, MRDY is reset to 1.

Consumer

At least one message has been received since the last mailbox transfer order. Data from the first message 
received can be read in the CAN_MDxx registers.

After setting the MOT field in the CAN_MMR, MRDY is reset to 0.

Producer

A remote frame has been received, mailbox data have been transmitted.

After setting the MOT field in the CAN_MMR, MRDY is reset to 1.