SAMD21E datasheet(33/59 Pages) MICROCHIP

33 / 59 page

7.6.2

Atomic 8-, 16- and 32-bit accesses are supported. In addition, the 8-bit quarters and 16-bit halves of a 32-

bit register, and the 8-bit halves of a 16-bit register can be accessed directly. Refer to the Product

Mapping for PAC locations.

7.6.2.1

PAC0 Register Description

Write Protect Clear

Name:

WPCLR

Offset: 0x00

Reset:

0x000000

Property:

–

Bit

Access

Reset

Bit

Access

Reset

Bit

Access

Reset

Bit

EIC

RTC

WDT

GCLK

SYSCTRL

Access

R/W

Reset

Bit 6 – EIC

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 – RTC

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.

32-bit ARM-Based Microcontrollers

Datasheet Summary

40001884A-page 33

SAMD21E Datasheet(PDF) 33 Page - Microchip Technology

SAMD21E Datasheet(HTML) 33 Page - Microchip Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59

Datasheet Download

Link URL