Atmel SAM4L-EK Atmel ATSAM4L-EK ATSAM4L-EK Data Sheet
Product codes
ATSAM4L-EK
509
42023E–SAM–07/2013
ATSAM4L8/L4/L2
21.7.3
Interrupt Mask Register
Name: IMR
Access Type:
Read-only
Offset: 0x008
Reset Value: 0x00000000
• INTn: External Interrupt n
0: The corresponding interrupt is disabled.
1: The corresponding interrupt is enabled.
This bit is cleared when the corresponding bit in IDR is written to one.
This bit is set when the corresponding bit in IER is written to one.
Refer to the Module Configuration section for the number of external interrupts.
• NMI: Non-Maskable Interrupt
0: The Non-Maskable Interrupt is disabled.
1: The Non-Maskable Interrupt is enabled.
This bit is cleared when the corresponding bit in IDR is written to one.
This bit is set when the corresponding bit in IER is written to one.
31
30
29
28
27
26
25
24
-
INT30
INT29
INT28
INT27
INT26
INT25
INT24
23
22
21
20
19
18
17
16
INT23
INT22
INT21
INT20
INT19
INT18
INT17
INT16
15
14
13
12
11
10
9
8
INT15
INT14
INT13
INT12
INT11
INT10
INT9
INT8
7
6
5
4
3
2
1
0
INT7
INT6
INT5
INT4
INT3
INT2
INT1
NMI