AT83C51RB2-3CSCM データシートの表示（PDF） - Atmel Corporation

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AT83C51RB2-3CSCM

80C51 High Performance ROM 8-bit Microcontroller

Atmel Corporation 

AT80C51RD2/AT83C51Rx2

Table 36. IE1 Register

IE1 - Interrupt Enable Register (B1h)

7

6

5

4

3

2

-

-

-

-

-

-

Bit

Number

7

Bit

Mnemonic Description

-

Reserved

6

-

Reserved

5

-

Reserved

4

-

Reserved

3

-

Reserved

2

-

Reserved

1

-

Reserved

Keyboard interrupt Enable bit

0

KBD Cleared to disable keyboard interrupt.

Set to enable keyboard interrupt.

Reset Value = XXXX XXX0b

Bit addressable

1

0

-

KBD

51

4113B–8051–03/05

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