ATMEga64L ATMEL Corporation, ATMEga64L Datasheet - Page 299

• Manufacturer Part Number: ATMEga64L
• Description: 8-bit AVR Microcontroller with 64K Bytes In-System Programmable Flash
• Manufacturer: ATMEL Corporation

2490G–AVR–03/04
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-
Figure 139. Addressing the Flash which is Organized in Pages
Note:
nals are reset.
PROGRAM MEMORY
1. PCPAGE and PCWORD are listed in
PROGRAM
COUNTER
PAGE
PAGE ADDRESS
WITHIN THE FLASH
PCMSB
PCPAGE
PAGEMSB
PCWORD
WORD ADDRESS
WITHIN A PAGE
Table 124 on page 296
INSTRUCTION WORD
PAGE
ATmega64(L)
(1)
.
PCWORD[PAGEMSB:0]:
00
01
02
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