Atmel Xplained Pro Evaluation Kit for the ATSAMD21J18A Microcontroller ATSAMD21-XPRO ATSAMD21-XPRO Fiche De Données
Codes de produits
ATSAMD21-XPRO
337
Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181C–SAM-D21_Datasheet–07/2014
20.8.5 Event Control
Name:
EVCTRL
Offset:
0x04
Reset:
0x00000000
Property:
Write-Protected
z
Bits 31:18 – Reserved
These bits are unused and reserved for future use. For compatibility with future devices, always write these bits to
zero when this register is written. These bits will always return zero when read.
These bits are unused and reserved for future use. For compatibility with future devices, always write these bits to
zero when this register is written. These bits will always return zero when read.
z
Bits 17:0 – EXTINTEOx [x=17..0]: External Interrupt x Event Output Enable
These bits indicate whether the event associated with the EXTINTx pin is enabled or not to generated for every
detection.
0: Event from pin EXTINTx is disabled.
1: Event from pin EXTINTx is enabled.
These bits indicate whether the event associated with the EXTINTx pin is enabled or not to generated for every
detection.
0: Event from pin EXTINTx is disabled.
1: Event from pin EXTINTx is enabled.
Bit
31
30
29
28
27
26
25
24
Access
R
R
R
R
R
R
R
R
Reset
0
0
0
0
0
0
0
0
Bit
23
22
21
20
19
18
17
16
EXTINTEO17
EXTINTEO16
Access
R
R
R
R
R
R
R/W
R/W
Reset
0
0
0
0
0
0
0
0
Bit
15
14
13
12
11
10
9
8
EXTINTEO15
EXTINTEO14
EXTINTEO13
EXTINTEO12
EXTINTEO11
EXTINTEO10
EXTINTEO9
EXTINTEO8
Access
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
0
0
0
0
0
0
0
0
Bit
7
6
5
4
3
2
1
0
EXTINTEO7
EXTINTEO6
EXTINTEO5
EXTINTEO4
EXTINTEO3
EXTINTEO2
EXTINTEO1
EXTINTEO0
Access
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
0
0
0
0
0
0
0
0