AT80SND1C-ROTIL datasheet(41/210 Pages) ATMEL

Teilenummer	AT80SND1C-ROTIL

Bauteilbeschribung	Single-Chip Flash Microcontroller with MP3 Decoder and Human Interface

PDF	210 Pages

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Hersteller	ATMEL [ATMEL Corporation]

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AT8xC51SND1C

4109E–8051–06/03

Table 52. IEN1 Register

IEN1 (S:B1h) – Interrupt Enable Register 1

Reset Value = 0000 0000b

7654

3210

EUSB

EKB

EADC

ESPI

EI2C

EMMC

Bit

Number

Bit

Mnemonic

Description

Reserved

The value read from this bit is always 0. Do not set this bit.

6EUSB

USB Interface Interrupt Enable Bit

Set this bit to enable USB interrupts.

Clear this bit to disable USB interrupts.

Reserved

The value read from this bit is always 0. Do not set this bit.

4EKB

Keyboard Interface Interrupt Enable Bit

Set to enable Keyboard interrupt.

Clear to disable Keyboard interrupt.

EADC

A to D Converter Interrupt Enable Bit

Set to enable ADC interrupt.

Clear to disable ADC interrupt.

2ESPI

SPI Controller Interrupt Enable Bit

Set to enable SPI interrupt.

Clear to disable SPI interrupt.

1EI2C

Two Wire Controller Interrupt Enable Bit

Set to enable Two Wire interrupt.

Clear to disable Two Wire interrupt.

0EMMC

MMC Interface Interrupt Enable Bit

Set to enable MMC interrupt.

Clear to disable MMC interrupt.

AT80SND1C-ROTIL Datenblatt(PDF) 41 Page - ATMEL Corporation

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