Atmel Evaluation Kit AT91SAM9X35-EK AT91SAM9X35-EK Data Sheet
Product codes
AT91SAM9X35-EK
922
SAM9X35 [DATASHEET]
11055E–ATARM–10-Mar-2014
41.9.21 CAN Message Control Register
Name:
CAN_MCRx [x=0..7]
Address:
0xF800021C (0)[0], 0xF800023C (0)[1], 0xF800025C (0)[2], 0xF800027C (0)[3], 0xF800029C (0)[4],
0xF80002BC (0)[5], 0xF80002DC (0)[6], 0xF80002FC (0)[7], 0xF800421C (1)[0], 0xF800423C (1)[1], 0xF800425C
(1)[2], 0xF800427C (1)[3], 0xF800429C (1)[4], 0xF80042BC (1)[5], 0xF80042DC (1)[6], 0xF80042FC (1)[7]
(1)[2], 0xF800427C (1)[3], 0xF800429C (1)[4], 0xF80042BC (1)[5], 0xF80042DC (1)[6], 0xF80042FC (1)[7]
Access:
Write-only
• MDLC: Mailbox Data Length Code
• MRTR: Mailbox Remote Transmission Request
Consumer situations can be handled automatically by setting the mailbox object type in Consumer. This requires only one
mailbox.
mailbox.
It can also be handled using two mailboxes, one in reception, the other in transmission. The MRTR and the MTCR bits must be
set in the same time.
set in the same time.
31
30
29
28
27
26
25
24
–
–
–
–
–
–
–
–
23
22
21
20
19
18
17
16
MTCR
MACR
–
MRTR
MDLC
15
14
13
12
11
10
9
8
–
–
–
–
–
–
–
–
7
6
5
4
3
2
1
0
–
–
–
–
–
–
–
–
Mailbox Object Type
Description
Receive
No action.
Receive with overwrite
No action.
Transmit
Length of the mailbox message.
Consumer
No action.
Producer
Length of the mailbox message to be sent after the remote frame
reception.
reception.
Mailbox Object Type
Description
Receive
No action
Receive with overwrite
No action
Transmit
Set the RTR bit in the sent frame
Consumer
No action, the RTR bit in the sent frame is set automatically
Producer
No action