Z8030 데이터 시트보기 (PDF) - Zilog

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Z8030

Zilog SCC Serial Communication Controller

Zilog 

Application Note

SCC in Binary Synchronous Communications

RECEIVE INT. SERVICE ROUTINE

00F4

00F4

00F6

00F8

00FA

00FC

00FE

0100

0102

0104

0106

0108

010A

010C

010E

0110

0112

0114

0116

0118

011A

011C

0IIE

93F0

3A84

FE21

A684

EE02

5F00

006C’

C808

3A86

FE23

C8D1

3A86

FE27

C820

3A86

FE21

C838

3A86

FE21

97F0

7B00

GLOBAL

ENTRY

REC

PUSH

INB

BITB

JR

CALL

RESET:

LDB

OUTB

LDB

OUTB

LDB

OUTB

LDB

OUTB

END REC

POP

IRET

PROCEDURE

@RI5, R0

RL0, RR0A

RL0, #4

NZ, RESET

RECEIVE

RL0, #%08

WR0A+2, RL0

RL0, #%D1

WR0A+6, RL0

RL0, #%20

WR0A, RL0

RL0, #%38

WR0A, RL0

R0, @RI5

!READ STATUS FROM RR0A!

!TEST IF SYNC HUNT RESET!

!YES CALL RECEIVE ROUTINE!

!WAIT DISABLE!

!ENTER HUNT MODE!

!ENABLE INT ON NEXT CHAR!

!RESET HIGHEST IUS!

6-90

UM010901-0601

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