SAM3X8E Atmel Corporation, SAM3X8E Datasheet - Page 1226

• Manufacturer Part Number: SAM3X8E
• Manufacturer: Atmel Corporation

Figure 40-13. Chaining Three Mailboxes to Receive a Buffer Split into Three Messages
Figure 40-14. Chaining Three Mailboxes to Receive a Buffer Split into Four Messages
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(CAN_MSRx)
(CAN_MSRx)
(CAN_MSRy)
(CAN_MSRy)
(CAN_MSRz)
(CAN_MSRz)
CAN BUS
(CAN_MSRx)
(CAN_MSRx)
(CAN_MSRy)
(CAN_MSRy)
MRDY
MRDY
(CAN_MSRz)
(CAN_MSRz)
MRDY
SAM3X/A
SAM3X/A
MMI
MMI
MMI
CAN BUS
MRDY
MRDY
MRDY
MMI
MMI
MMI
If the number of mailboxes is not sufficient (the MMI flag of the last mailbox raises), the user
must read each data received on the last mailbox in order to retrieve all the messages of the buf-
fer split (see
Message s1
Message s1
Figure
Reading CAN_MDH & CAN_MDL for mailboxes x, y and z
Reading CAN_MSRx, CAN_MSRy and CAN_MSRz
Message s2
40-14).
Reading CAN_MDH & CAN_MDL for mailboxes x, y and z
Reading CAN_MSRx, CAN_MSRy and CAN_MSRz
Message s2
Message s3
Writing MBx MBy MBz in CAN_TCR
Message s3
Writing MBx MBy MBz in CAN_TCR
Message s4
Buffer split in 4 messages
Buffer split in 3 messages
11057A–ATARM–17-Feb-12
11057A–ATARM–17-Feb-12