Datasheet

Bits 3:2 – SPDCONF[1:0] Speed Configuration for Host

These bits select the host speed configuration as shown below

Value Description

0x0

Low and Full Speed capable

0x1

Reserved

0x2

Reserved

0x3

Reserved

Bit 1 – RESUME Send USB Resume

Writing 0 to this bit has no effect.

1: Generates a USB Resume on the USB bus.

This bit is cleared when the USB Resume has been sent or when a USB reset is requested.

SAM D21 Family

USB – Universal Serial Bus

Datasheet Complete

DS40001882D-page 857