ATSAML10D15A EIC registers

The 15 registers of EIC (External Interrupt Controller), from 0x40002800, with their reset value and every field. The ATSAML10D15A has 894 registers in 38 peripherals, one page each.

EIC External Interrupt Controller

CTRLAControl A

Address
0x40002800
Reset
0x00
Access
read/write
  1. 7–
  2. 6–
  3. 5–
  4. 4CKSEL
  5. 3–
  6. 2–
  7. 1ENABLE
  8. 0SWRST
3 fields
FieldBitsWhat it does
CKSEL4Clock Selection
  • 0 Clocked by GCLK
  • 1 Clocked by ULP32K
ENABLE1Enable
SWRST0Software Reset

NMICTRLNon-Maskable Interrupt Control

Address
0x40002801
Reset
0x00
Access
read/write
  1. 7–
  2. 6–
  3. 5–
  4. 4NMIASYNCH
  5. 3NMIFILTEN
  6. 2NMISENSE2
  7. 1NMISENSE1
  8. 0NMISENSE0
3 fields
FieldBitsWhat it does
NMIASYNCH4Asynchronous Edge Detection Mode
  • 0 Edge detection is clock synchronously operated
  • 1 Edge detection is clock asynchronously operated
NMIFILTEN3Non-Maskable Interrupt Filter Enable
NMISENSE2:0Non-Maskable Interrupt Sense Configuration
  • 0 No detection
  • 1 Rising-edge detection
  • 2 Falling-edge detection
  • 3 Both-edges detection
  • 4 High-level detection
  • 5 Low-level detection

NMIFLAGNon-Maskable Interrupt Flag Status and Clear

Address
0x40002802
Reset
0x00
Access
read/write
  1. 7–
  2. 6–
  3. 5–
  4. 4–
  5. 3–
  6. 2–
  7. 1–
  8. 0NMI
1 field
FieldBitsWhat it does
NMI0Non-Maskable Interrupt

SYNCBUSYSynchronization Busy

Address
0x40002804
Reset
0x00000000
Access
read only
Size
32-bit
2 fields
FieldBitsWhat it does
ENABLE1Enable Synchronization Busy Status
SWRST0Software Reset Synchronization Busy Status

EVCTRLEvent Control

Address
0x40002808
Reset
0x00000000
Access
read/write
Size
32-bit
1 field
FieldBitsWhat it does
EXTINTEO7:0External Interrupt Event Output Enable

INTENCLRInterrupt Enable Clear

Address
0x4000280C
Reset
0x00000000
Access
read/write
Size
32-bit
2 fields
FieldBitsWhat it does
EXTINT7:0External Interrupt Enable
NSCHK31Non-secure Check Interrupt Enable

INTENSETInterrupt Enable Set

Address
0x40002810
Reset
0x00000000
Access
read/write
Size
32-bit
2 fields
FieldBitsWhat it does
EXTINT7:0External Interrupt Enable
NSCHK31Non-secure Check Interrupt Enable

INTFLAGInterrupt Flag Status and Clear

Address
0x40002814
Reset
0x00000000
Access
read/write
Size
32-bit
2 fields
FieldBitsWhat it does
EXTINT7:0External Interrupt
NSCHK31Non-secure Check Interrupt

ASYNCHExternal Interrupt Asynchronous Mode

Address
0x40002818
Reset
0x00000000
Access
read/write
Size
32-bit
1 field
FieldBitsWhat it does
ASYNCH7:0Asynchronous Edge Detection Mode
  • 0 Edge detection is clock synchronously operated
  • 1 Edge detection is clock asynchronously operated

CONFIGExternal Interrupt Sense Configuration

Address
0x4000281C
Reset
0x00000000
Access
read/write
Size
32-bit
16 fields
FieldBitsWhat it does
SENSE730:28Input Sense Configuration 7
  • 0 No detection
  • 1 Rising edge detection
  • 2 Falling edge detection
  • 3 Both edges detection
  • 4 High level detection
  • 5 Low level detection
FILTEN627Filter Enable 6
SENSE626:24Input Sense Configuration 6
  • 0 No detection
  • 1 Rising edge detection
  • 2 Falling edge detection
  • 3 Both edges detection
  • 4 High level detection
  • 5 Low level detection
FILTEN523Filter Enable 5
SENSE522:20Input Sense Configuration 5
  • 0 No detection
  • 1 Rising edge detection
  • 2 Falling edge detection
  • 3 Both edges detection
  • 4 High level detection
  • 5 Low level detection
FILTEN419Filter Enable 4
SENSE418:16Input Sense Configuration 4
  • 0 No detection
  • 1 Rising edge detection
  • 2 Falling edge detection
  • 3 Both edges detection
  • 4 High level detection
  • 5 Low level detection
FILTEN315Filter Enable 3
SENSE314:12Input Sense Configuration 3
  • 0 No detection
  • 1 Rising edge detection
  • 2 Falling edge detection
  • 3 Both edges detection
  • 4 High level detection
  • 5 Low level detection
FILTEN211Filter Enable 2
SENSE210:8Input Sense Configuration 2
  • 0 No detection
  • 1 Rising edge detection
  • 2 Falling edge detection
  • 3 Both edges detection
  • 4 High level detection
  • 5 Low level detection
FILTEN17Filter Enable 1
SENSE16:4Input Sense Configuration 1
  • 0 No detection
  • 1 Rising edge detection
  • 2 Falling edge detection
  • 3 Both edges detection
  • 4 High level detection
  • 5 Low level detection
FILTEN03Filter Enable 0
SENSE02:0Input Sense Configuration 0
  • 0 No detection
  • 1 Rising edge detection
  • 2 Falling edge detection
  • 3 Both edges detection
  • 4 High level detection
  • 5 Low level detection
FILTEN731Filter Enable 7

DEBOUNCENDebouncer Enable

Address
0x40002830
Reset
0x00000000
Access
read/write
Size
32-bit
1 field
FieldBitsWhat it does
DEBOUNCEN7:0Debouncer Enable

DPRESCALERDebouncer Prescaler

Address
0x40002834
Reset
0x00000000
Access
read/write
Size
32-bit
3 fields
FieldBitsWhat it does
TICKON16Pin Sampler frequency selection
STATES03Debouncer number of states
PRESCALER02:0Debouncer Prescaler
  • 0 EIC clock divided by 2
  • 1 EIC clock divided by 4
  • 2 EIC clock divided by 8
  • 3 EIC clock divided by 16
  • 4 EIC clock divided by 32
  • 5 EIC clock divided by 64
  • 6 EIC clock divided by 128
  • 7 EIC clock divided by 256

PINSTATEPin State

Address
0x40002838
Reset
0x00000000
Access
read only
Size
32-bit
1 field
FieldBitsWhat it does
PINSTATE7:0Pin State

NSCHKNon-secure Interrupt Check Enable

Address
0x4000283C
Reset
0x00000000
Access
read/write
Size
32-bit
2 fields
FieldBitsWhat it does
EXTINT7:0External Interrupt Nonsecure Check Enable
NMI31Non-Maskable External Interrupt Nonsecure Check Enable

NONSECNon-secure Interrupt

Address
0x40002840
Reset
0x00000000
Access
read/write
Size
32-bit
2 fields
FieldBitsWhat it does
EXTINT7:0External Interrupt Nonsecure Enable
NMI31Non-Maskable Interrupt Nonsecure Enable