AT697F datasheet(137/155 Pages) ATMEL

137 / 155 page

AT697F ADVANCE INFORMATION

137

7703C–AERO–6/09

Figure 55. Fetch, Read and Write from 32-bit PROM - 0 Waitstate

Fe tch Inst 0

Load Data

Fetch Inst 1

Write Data

Inst Ad dr 0

Data A ddr 0

Inst Addr 1

Data Add r 1

In st 0

Da ta

Inst 1

WData

CB Inst 0

CB Inst 1

WCB

t14

t11

t 13

t12

t13

t12

t13

t12

t14

t11

t 13

t12

t13

t12

t13

t12

t15

t 15

t15

t 15

t16

t 16

t10

t 10

SDCLK

A[27:0]

ROMS0*

OE*

WRITE *

REA D

D[31:0]

CB[7:0 ]

(PRELIMINARY)

Figure 56. Fetch, Read and Write from 32-bit PROM - n Waitstates

Fetch Inst 0

Load Data

Fetch I nst 1

Write Data

Inst Addr 0

Data Ad dr 1

Inst Addr 1

Data Addr 2

Inst 0

Data

Inst 1

WData

CB Inst 0

CB I nst 1

WCB

t14

t11

t13

t12

t13

t12

t13

t12

t14

t11

t13

t12

t13

t12

t13

t12

t15

t1 6

t 16

t16

t 10

t10

n W S

n WS

n W S

SDCLK

A[27:0]

ROMS0*

OE*

WRITE*

READ

D[31: 0]

CB[7 :0]

(PRELIMINARY)

AT697F Arkusz danych(PDF) 137 Page - ATMEL Corporation

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