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ATtiny261A bảng dữ liệu(PDF) 179 Page - ATMEL Corporation

tên linh kiện ATtiny261A
Giải thích chi tiết về linh kiện  8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
PDF  292 Pages
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nhà sản xuất  ATMEL [ATMEL Corporation]
Trang chủ  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATtiny261A bảng dữ liệu(HTML) 179 Page - ATMEL Corporation

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179
8197A–AVR–10/09
ATtiny261A/461A/861A
Figure 18-4. Addressing the Flash Which is Organized in Pages
Note:
PCPAGE and PCWORD are listed in Table 18-7 on page 170.
In the figure below, “XX” means don’t care. The numbers in the figure refer to the programming
description above.
WR
Figure 18-5. Flash Programming Waveforms
18.7.6
Programming the EEPROM
The EEPROM is organized in pages, see Table 18-8 on page 170. When programming the
EEPROM, the program data is latched into a page buffer. This allows one page of data to be
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
0x10
ADDR. LOW
DATA LOW
ADDR. HIGH
DATA HIGH
DATA LOW
ADDR. LOW
DATA HIGH
DATA
XA1 / BS2
XA0
PAGEL / BS1
XTAL1
WR
RDY / BSY
RESET +12V
OE
XXX
1
STEP
7
5
6
4
3
2
4
3
2
8
0x00
9



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