參數(shù)資料
型號: 29C512
廠商: Atmel Corp.
英文描述: 512K 64K x 8 5-volt Only CMOS Flash Memory
中文描述: 為512k 64KX8的5伏只有閃存的CMOS
文件頁數(shù): 11/18頁
文件大?。?/td> 284K
代理商: 29C512
11
0456H–FLASH–2/05
AT29C512
18. Software Data Protection
Enable Algorithm
(1)
Notes:
1. Data Format: I/O7 - I/O0 (Hex);Address Format: A14
- A0 (Hex).
2. Data Protect state will be activated at end of program
cycle.
3. Data Protect state will be deactivated at end of pro-
gram period.
4. 128 bytes of data
MUST BE
loaded.
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA A0
TO
ADDRESS 5555
LOAD DATA
TO
PAGE (128 BYTES)
(4)
WRITES ENABLED
ENTER DATA
PROTECT STATE
(2)
19. Software Data Protection
Disable Algorithm
(1)
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA 80
TO
ADDRESS 5555
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA 20
TO
ADDRESS 5555
LOAD DATA
TO
PAGE (128 BYTES)
(4)
EXIT DATA
PROTECT STATE
(3)
20. Software Protected Program Cycle Waveform
(1)(2)(3)
Notes:
1. A7 through A15 must specify the page address during each high-to-low transition of WE (or CE) after the software code has
been entered.
2. OE must be high when WE and CE are both low.
3. All bytes that are not loaded within the sector being programmed will be indeterminate.
OE
(1)
CE
WE
DATA
(3)
BYTE 0
BYTE126
BYTE127
t
DH
t
BLC
t
DS
t
WP
t
WPH
t
AH
A0-A6
A7-A15
(2)
t
WC
5555
2AAA
5555
AA
55
A0
t
AS
SECTORADDRESS
BYTEADDRESS
相關(guān)PDF資料
PDF描述
29C516E 97-3106A14S-5S
29C532E 5-Pin, Multiple-Input, Programmable Reset ICs
29C93 ISDN, Other/Special/Miscellaneous
29F001B-12 1M-BIT [128K x 8] CMOS FLASH MEMORY
29F001B-90 1M-BIT [128K x 8] CMOS FLASH MEMORY
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
29C516E 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:16 Bit Flow Through EDAC Error Detection And Correction unit
29C516E_07 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:16-Bit Flow-Through EDAC Error Detection And Correction unit
29C532E 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Error Detection & Correction (EDAC)
29C60AJC 制造商:Rochester Electronics LLC 功能描述:- Bulk
29C60APC 制造商:Rochester Electronics LLC 功能描述:- Bulk