參數(shù)資料
型號(hào): 29F400B-12PC
廠商: Electronic Theatre Controls, Inc.
英文描述: 4MEGABIT (512K x 8/ 256K x 16) 5VOLT SECTOR ERASE CMOS FLASH MEMORY
中文描述: 4MEGABIT(為512k × 8 / 256K × 16)5VOLT扇區(qū)擦除的CMOS閃存
文件頁(yè)數(shù): 17/38頁(yè)
文件大?。?/td> 240K
代理商: 29F400B-12PC
BRIGHT Preliminary BM29F400T/BM29F400B
Microelectronics
Inc.
A Winbond Company
Publication Release Date: May 1999
- 17 -
Revision A1
Sector Unprotect
The BM29F400 also features a sector unprotect mode, so that protected sectors may be unprotected
to incorporate any changes in the code. Protecting all sectors is necessary before unprotecting any
sector(s). Sector unprotection is accomplished in a PROM programmer.
START
Write Program Command Sequence
(see below)
/Data Polling Device
Last Address
NO
YES
Programming Completed
Program Command Sequence (Address/Command)
5555H/AAH
2AAAH/55H
5555H/A0H
Program Address/ Program Data
Increment Address
Figure 1. Internal Programming Algorithm
相關(guān)PDF資料
PDF描述
29F400C-55 4M-BIT [512Kx8/256Kx16] CMOS SINGLE VOLTAGE 5V ONLY BOOT SECTOR FLASH MEMORY
29F400C-70 4M-BIT [512Kx8/256Kx16] CMOS SINGLE VOLTAGE 5V ONLY BOOT SECTOR FLASH MEMORY
29F400C-90 4M-BIT [512Kx8/256Kx16] CMOS SINGLE VOLTAGE 5V ONLY BOOT SECTOR FLASH MEMORY
29F524DC Pipeline Register
29F524DM 5-Pin, Multiple-Input, Programmable Reset ICs
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