ATMEGA64L-8MI View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

ATMEGA64L-8MI

8-bit AVR® Microcontroller with 64K Bytes In-System Programmable Flash

Atmel Corporation 

ATmega64(L)

Figure 159. External Memory Timing (SRWn1 = 0, SRWn0 = 0

T1

T2

T3

T4

System Clock (CLKCPU)

1

ALE

4

7

A15:8 Prev. addr.

DA7:0 Prev. data

2 3a 13

Address

15

Address XX

Data

14

6

16

WR

DA7:0 (XMBK = 0)

RD

3b

Address

5

8

9

11

Data

10

12

Figure 160. External Memory Timing (SRWn1 = 0, SRWn0 = 1)

T1

T2

T3

T4

System Clock (CLKCPU)

1

ALE

4

7

A15:8 Prev. addr.

DA7:0 Prev. data

2 3a 13

Address XX

Address

15

Data

6

16

WR

DA7:0 (XMBK = 0)

RD

3b

Address

5

10

8

9

Data

12

T5

14

11

2490G–AVR–03/04

339

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