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)

3. Wait until RDY/BSY goes high. (See Figure 140 for signal waveforms.)

I. Repeat B through H until the entire Flash is programmed or until all data has been

programmed.

J. End Page Programming

1. 1. Set XA1, XA0 to “10”. This enables command loading.

2. Set DATA to “0000 0000”. This is the command for No Operation.

3. Give XTAL1 a positive pulse. This loads the command, and the internal write sig-

nals are reset.

Figure 139. Addressing the Flash which is Organized in Pages(1)

PCMSB

PROGRAM

COUNTER

PCPAGE

PAGEMSB

PCWORD

PAGE ADDRESS

WITHIN THE FLASH

WORD ADDRESS

WITHIN A PAGE

PROGRAM MEMORY

PAGE

PAGE

INSTRUCTION WORD

PCWORD[PAGEMSB:0]:

00

01

02

PAGEEND

Note: 1. PCPAGE and PCWORD are listed in Table 124 on page 296.

2490G–AVR–03/04

299

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