전자부품 데이터시트 검색엔진
  Korean  ▼
ALLDATASHEET.CO.KR

X  

Preview PDF HTML

AT80SND1C-ROTIL 데이터시트(PDF) 18 Page - ATMEL Corporation

부품명 AT80SND1C-ROTIL
상세설명  Single-Chip Flash Microcontroller with MP3 Decoder and Human Interface
PDF  210 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
제조업체  ATMEL [ATMEL Corporation]
홈페이지  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT80SND1C-ROTIL 데이터시트(HTML) 18 Page - ATMEL Corporation

Back Button AT80SND1C-ROTIL Datasheet HTML 14Page - ATMEL Corporation AT80SND1C-ROTIL Datasheet HTML 15Page - ATMEL Corporation AT80SND1C-ROTIL Datasheet HTML 16Page - ATMEL Corporation AT80SND1C-ROTIL Datasheet HTML 17Page - ATMEL Corporation AT80SND1C-ROTIL Datasheet HTML 18Page - ATMEL Corporation AT80SND1C-ROTIL Datasheet HTML 19Page - ATMEL Corporation AT80SND1C-ROTIL Datasheet HTML 20Page - ATMEL Corporation AT80SND1C-ROTIL Datasheet HTML 21Page - ATMEL Corporation AT80SND1C-ROTIL Datasheet HTML 22Page - ATMEL Corporation Next Button
Zoom Inzoom in Zoom Outzoom out
 18 / 210 page
background image
18
AT8xC51SND1C
4109E–8051–06/03
User Space
This space is composed of a 64K Bytes ROM memory programmed during the manu-
facturing process. It contains the user’s application code.
Flash Memory
Architecture
As shown in Figure 13 the AT89C51SND1C Flash memory is composed of four spaces
detailed in the following paragraphs.
Figure 13. AT89C51SND1C Memory Architecture
User Space
This space is composed of a 64K Bytes Flash memory organized in 512 pages of 128
Bytes. It contains the user’s application code.
This space can be read or written by both software and hardware modes.
Boot Space
This space is composed of a 4K Bytes Flash memory. It contains the boot loader for In-
System Programming and the routines for In Application Programming.
This space can only be read or written by hardware mode using a parallel programming
tool.
Hardware Security Space
This space is composed of one Byte: the Hardware Security Byte (HSB see Table 22)
divided in 2 separate nibbles. The MSN contains the X2 mode configuration bit and the
Boot Loader Jump Bit as detailed in Section “Boot Memory Execution”, page 19 and can
be written by software while the LSN contains the lock system level to protect the mem-
ory content against piracy as detailed in Section “Hardware Security System”, page 19
and can only be written by hardware.
Extra Row Space
This space is composed of 2 Bytes:
•
The Software Boot Vector (SBV, see Table 23).
This Byte is used by the software boot loader to build the boot address.
•
The Software Security Byte (SSB, see Table 24).
This Byte is used to lock the execution of some boot loader commands.
FFFFh
64K Bytes
Flash Memory
0000h
Hardware Security
User
4K Bytes
Flash Memory
FFFFh
F000h
Boot
Extra Row



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100  ...More


데이터시트 다운로드

Go To PDF Page


링크 URL



ALLDATASHEET 가 귀하에 도움이 되셨나요?  [ DONATE ] 

Alldatasheet는?   |   광고문의   |   운영자에게 연락하기   |   개인정보취급방침   |   링크 투 데이터시트    |   링크교환   |   제조사별 검색
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com