Atmel /ATSAM3U4E /SUPC /MR

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Interpret as MR

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (NOT_ENABLE)BODRSTEN 0 (ENABLE)BODDIS 0 (VDDIO_REMOVED)VDDIORDY 0 (NO_EFFECT)OSCBYPASS 0KEY

OSCBYPASS=NO_EFFECT, VDDIORDY=VDDIO_REMOVED, BODDIS=ENABLE, BODRSTEN=NOT_ENABLE

Description

Supply Controller Mode Register

Fields

BODRSTEN

Brownout Detector Reset Enable

0 (NOT_ENABLE): the core reset signal “vddcore_nreset” is not affected when a brownout detection occurs.

1 (ENABLE): the core reset signal, vddcore_nreset is asserted when a brownout detection occurs.

BODDIS

Brownout Detector Disable

0 (ENABLE): the core brownout detector is enabled.

1 (DISABLE): the core brownout detector is disabled.

VDDIORDY

VDDIO Ready

0 (VDDIO_REMOVED): VDDIO is removed (used before going to backup mode when backup batteries are used)

1 (VDDIO_PRESENT): VDDIO is present (used before going to backup mode when backup batteries are used)

OSCBYPASS

Oscillator Bypass

0 (NO_EFFECT): no effect. Clock selection depends on XTALSEL value.

1 (BYPASS): the 32-KHz XTAL oscillator is selected and is put in bypass mode.

KEY

Password Key

165 (PASSWD): Writing any other value in this field aborts the write operation.

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