Datasheet

11.6.2.2.2 Write Protect Set

Name: WPSET

Offset: 0x04

Reset: 0x000002

Property: –

Bit 31 30 29 28 27 26 25 24

Access

Reset

Bit 23 22 21 20 19 18 17 16

Access

Reset

Bit 15 14 13 12 11 10 9 8

Access

Reset

Bit 7 6 5 4 3 2 1 0

MTB USB DMAC PORT NVMCTRL DSU

Access

R/W R/W R/W R/W R/W R/W

Reset 0 0 0 0 0 1

Bit 6 – MTB

Writing a zero to these bits has no effect.

Writing a one to these bits will clear the Write Protect bit for the corresponding peripherals.

Value Description

Write-protection is disabled.

Write-protection is enabled.

Bit 5 – USB

Writing a zero to these bits has no effect.

Writing a one to these bits will clear the Write Protect bit for the corresponding peripherals.

Value Description

Write-protection is disabled.

Write-protection is enabled.

Bit 4 – DMAC

Writing a zero to these bits has no effect.

Writing a one to these bits will clear the Write Protect bit for the corresponding peripherals.

SAM D21 Family

Processor And Architecture

Datasheet Complete

DS40001882D-page 61