Rainbow Electronics ATmega64L - Manual (Page 260)

260
ATmega16(L)
2466B–09/01
Figure 129. Addressing the Flash which is Organized in Pages
Note: 1. PCPAGE and PCWORD are listed in Table 111 on page 257 .
Figure 130. Programming the Flash Waveforms (1)
Note: 1. “XX” is don"t care. The letters refer to the programming description above.
PROGRAM MEMORY
WORD ADDRESS
WITHIN A PAGE PAGE ADDRESS
WITHIN THE FLASH
INSTRUCTION WORD
PAGE
PCWORD[PAGEMSB:0]:
00
01
02
PAGEEND
PAGE
PCWORD PCPAGE
PCMSB PAGEMSB
PROGRAM
COUNTER
RDY/BSY
WR
OE
RESET +12V
PAGEL
BS2
$10 ADDR. LOW ADDR. HIGH DATA
DATA LOW DATA HIGH ADDR. LOW DATA LOW DATA HIGH
XA1
XA0
BS1
XTAL1
XX XX XX
A B C D E B C D E G H
F