Rainbow-electronics AT89C5122 Manual do Utilizador descarregar pdf (Página 160)

160

AT8xC5122/23

4202E–SCR–06/06

Figure 100. Interrupt Control System

IE0

SPI

SMART CARD

INT1

CPRES

RXD

RXEN

0

1

IE1

1

0

0

1

PRESIT

ISEL.0

ISEL.4

RXIT

OEEN

ISEL.2

OELEV

ISEL.3

IT1

TCON.2

TCON.3

PRESEN

ISEL.1

CPLEV

ISEL.7

ISEL.5

0

1

IT0

TCON.0

TF0

TF1

RI

TI

ET1

IEN0.3

EUSB

IEN1.6

ES

IEN0.4

EX0

IEN0.0

00

01

10

11

EA

IEN0.7

ET0

IEN0.1

EX1

IEN0.2

EKB

(1)

IEN1.0

ESPI

(1)

IEN1.2

IPH/L

Interrupt Enable

Lowest Priority

Priority Enable

00

01

10

11

00

01

10

11

00

01

10

11

00

01

10

11

00

01

10

11

00

01

10

11

00

01

10

11

ESCI

IEN1.3

00

01

10

11

Highest Priority

Interrupts

Interrupts

TCON.1

INT0#

RXD

TXD

D+

D-

CIO

CCLK

MOSI

SCK

MISO

TCON.5

TCON.7

SCON.0

SCON.1

P5.x

0

1

KBFx

KBExKBLSx

SERIAL

INTERFACE

CONTROLLER

CONTROLLER

USB

CONTROLLER

CONTROLLER

INTERFACE

note (1) : Not applicable to AT83C5123

(1)

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