AT91SAM7A2_04 Datasheet, PDF (279/369 Pages) ATMEL Corporation – AT91 ARM Thumb-based Microcontrollers

AT91SAM7A2
CAN Interrupt Mask Register
Name:
CAN_IMR
Access:
Read-only
Base Address: 0x07C
31
30
29
28
–
–
–
–
23
22
21
20
–
–
–
–
15
14
13
12
–
–
–
–
7
6
5
4
–
–
–
BUSOFF
• ENDINIT: End of CAN Initialization Mask
0: End of CAN initialization interrupt is disabled.
1: End of CAN initialization interrupt is enabled.
• ERPAS: Error Passive Mask
0: Error passive interrupt is disabled.
1: Error passive interrupt is enabled.
• BUSOFF: Bus Off Mask
0: Bus off interrupt is disabled.
1: Bus off interrupt is enabled.
CAN Clear Interrupt Source Status Register
Name:
CAN_CISR
Access:
Write-only
Base Address: 0x080
31
CH31
30
CH30
29
CH29
28
CH28
23
CH23
22
CH22
21
CH21
20
CH20
15
CH15
14
CH14
13
CH13
12
CH12
7
CH7
6
CH6
5
CH5
4
CH4
• CHX: Channel X Interrupt Clear
0: No effect.
1: Clears interrupt for Channel X.
6021A–ATARM–07/04
27
26
25
–
–
–
19
18
17
–
–
–
11
10
9
–
–
–
3
2
1
ERPAS
ENDINIT
–
27
CH27
19
CH19
11
CH11
3
CH3
26
CH26
18
CH18
10
CH10
2
CH2
25
CH25
17
CH17
9
CH9
1
CH1
PRELIMINARY
24
–
16
–
8
–
0
–
24
CH24
16
CH16
8
CH8
0
CH0
279