Atmel Xplained Pro Evaluation Kit for the ATSAMD21J18A Microcontroller ATSAMD21-XPRO ATSAMD21-XPRO Data Sheet
Product codes
ATSAMD21-XPRO
331
Atmel | SMART SAM D21 [DATASHEET]
Atmel-42181C–SAM-D21_Datasheet–07/2014
20.7 Register Summary
Table 20-3. Register Summary
Offset
Name
Bit
Pos.
0x00
7:0
ENABLE
SWRST
0x01
7:0
SYNCBUSY
0x02
7:0
NMIFILTEN
NMISENSE[2:0]
0x03
7:0
NMI
0x04
7:0
EXTINTEO7
EXTINTEO6
EXTINTEO5
EXTINTEO4
EXTINTEO3
EXTINTEO2
EXTINTEO1
EXTINTEO0
0x05
15:8
EXTINTEO15
EXTINTEO14
EXTINTEO13
EXTINTEO12
EXTINTEO11
EXTINTEO10
EXTINTEO9
EXTINTEO8
0x06
23:16
EXTINTEO17
EXTINTEO16
0x07
31:24
0x08
7:0
EXTINT7
EXTINT6
EXTINT5
EXTINT4
EXTINT3
EXTINT2
EXTINT1
EXTINT0
0x09
15:8
EXTINT15
EXTINT14
EXTINT13
EXTINT12
EXTINT11
EXTINT10
EXTINT9
EXTINT8
0x0A
23:16
EXTINT17
EXTINT16
0x0B
31:24
0x0C
7:0
EXTINT7
EXTINT6
EXTINT5
EXTINT4
EXTINT3
EXTINT2
EXTINT1
EXTINT0
0x0D
15:8
EXTINT15
EXTINT14
EXTINT13
EXTINT12
EXTINT11
EXTINT10
EXTINT9
EXTINT8
0x0E
23:16
EXTINT17
EXTINT16
0x0F
31:24
0x10
7:0
EXTINT7
EXTINT6
EXTINT5
EXTINT4
EXTINT3
EXTINT2
EXTINT1
EXTINT0
0x11
15:8
EXTINT15
EXTINT14
EXTINT13
EXTINT12
EXTINT11
EXTINT10
EXTINT9
EXTINT8
0x12
23:16
EXTINT17
EXTINT16
0x13
31:24
0x14
7:0
WAKEUPEN7
WAKEUPEN6
WAKEUPEN5
WAKEUPEN4
WAKEUPEN3
WAKEUPEN2
WAKEUPEN1
WAKEUPEN0
0x15
15:8
WAKEUPEN15
WAKEUPEN14
WAKEUPEN13
WAKEUPEN12
WAKEUPEN11
WAKEUPEN10
WAKEUPEN9
WAKEUPEN8
0x16
23:16
WAKEUPEN17
WAKEUPEN16
0x17
31:24
0x18
7:0
FILTEN1
SENSE1[2:0]
FILTEN0
SENSE0[2:0]
0x19
15:8
FILTEN3
SENSE3[2:0]
FILTEN2
SENSE2[2:0]
0x1A
23:16
FILTEN5
SENSE5[2:0]
FILTEN4
SENSE4[2:0]
0x1B
31:24
FILTEN7
SENSE7[2:0]
FILTEN6
SENSE6[2:0]
0x1C
7:0
FILTEN9
SENSE9[2:0]
FILTEN8
SENSE8[2:0]
0x1D
15:8
FILTEN11
SENSE11[2:0]
FILTEN10
SENSE10[2:0]
0x1E
23:16
FILTEN13
SENSE13[2:0]
FILTEN12
SENSE12[2:0]
0x1F
31:24
FILTEN15
SENSE15[2:0]
FILTEN14
SENSE14[2:0]
0x20
7:0
FILTEN25
SENSE25[2:0]
FILTEN24
SENSE24[2:0]
0x21
15:8
FILTEN27
SENSE27[2:0]
FILTEN26
SENSE26[2:0]
0x22
23:16
FILTEN29
SENSE29[2:0]
FILTEN28
SENSE28[2:0]
0x23
31:24
FILTEN31
SENSE31[2:0]
FILTEN30
SENSE30[2:0]