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ATmega169P Folha de dados(PDF) 303 Page - ATMEL Corporation

Nome de Peças ATmega169P
Descrição Electrónicos  8-bit Microcontroller with 16K Bytes In-System Programmable Flash
PDF  393 Pages
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Fabricante Electrônico  ATMEL [ATMEL Corporation]
Página de início  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATmega169P Folha de dados(HTML) 303 Page - ATMEL Corporation

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8018N–AVR–08/09
ATmega169P
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 signals are
reset.
Figure 27-2. Addressing the Flash Which is Organized in Pages
(1)
Note:
1. PCPAGE and PCWORD are listed in Table 27-7 on page 298.
Figure 27-3. 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
0x10
ADDR. LOW
ADDR. HIGH
DATA
DATA LOW
DATA HIGH
ADDR. LOW
DATA LOW
DATA HIGH
XA1
XA0
BS1
XTAL1
XX
XX
XX
AB
CD
E
B
C
D
E
G
H
F



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