Z80230 Ver la hoja de datos (PDF) - Zilog

Número de pieza

componentes Descripción

Fabricante

Z80230

Zilog SCC Serial Communication Controller

Zilog 

FFFFFH

F8000H

F0000H

S-RAM Image

EP-ROM Image

28000H

20000H

18000H

10000H

08000H

00000H

S-RAM Image

/EP-ROM Image

S-RAM Image

EP-ROM Image

256K SRAM

EP-ROM

27C256

Image can be

killed trhrough

/USRRAM and

/USRROM

Figure 5. Physical Memory Address Map

Application Note

The Z180™ Interfaced with the SCC at MHZ

CL

/M1

D

Q

CL

D

Q

7

'74

'74

CK

PR

CK

PR

Ø

/M1 /WAIT

Figure 6. Wait State Generator Logic

(Extends Opcode Fetch Cycle Only; Not Working in Z

Mode of Operation)

UM010901-0601

6-31

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