Техническая Спецификация для Atmel Xplained Pro Evaluation Kit ATSAMD20-XPRO ATSAMD20-XPRO

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Atmel | SMART SAM D20 [DATASHEET]

Atmel-42129K–SAM-D20_datasheet–06/2014

This register allows the user to disable an interrupt without doing a read-modify-write operation. Changes in this register 
will also be reflected in the Interrupt Enable Set register (INTENSET).

INTENCLR

0x4

0x00

Write-Protected

z

Bits 7:3 – 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.

z

Bit 2 – SYNCRDY: Synchronization Ready Interrupt Enable
0: The Synchronization Ready interrupt is disabled.
1: The Synchronization Ready interrupt is enabled.

Writing a zero to this bit has no effect.

Writing a one to this bit will clear the Synchronization Ready Interrupt Enable bit, which disables the Synchroniza-
tion Ready interrupt. 

z

Bit 1 – EMPTY: Data Buffer Empty Interrupt Enable
0: The Data Buffer Empty interrupt is disabled.
1: The Data Buffer Empty interrupt is enabled.

Writing a zero to this bit has no effect.

Writing a one to this bit will clear the Data Buffer Empty Interrupt Enable bit, which disables the Data Buffer Empty 
interrupt.

z

Bit 0 – UNDERRUN: Underrun Interrupt Enable
0: The Underrun interrupt is disabled.
1: The Underrun interrupt is enabled.

Writing a zero to this bit has no effect.

Writing a one to this bit will clear the Underrun Interrupt Enable bit, which disables the Underrun interrupt.

Bit

7

6

5

4

3

2

1

0

Access

R

R

R

R

R

R/W

R/W

R/W

Reset

0

0

0

0

0

0

0

0