參數(shù)資料
型號： M50FW040NB5G
廠商： 意法半導(dǎo)體
英文描述： 4-Mbit (512 Kb x8, uniform block) 3-V supply firmware hub Flash memory
中文描述： 4兆位（512 KB的× 8，均勻塊）3 - V電源供電的閃存固件樞紐
文件頁數(shù)： 48/53頁
文件大?。?/td> 278K
代理商： M50FW040NB5G
Flowcharts and pseudo codes
M50FW040
48/53
12
Flowcharts and pseudo codes
Figure 18.
Program flowchart and pseudo code
1.
A Status check of b1 (Protected Block), b3 (V
invalid) and b4 (Program Error) can be made after each
Program operation by following the correct command sequence.
If an error is found, the Status Register must be cleared before further Program/Erase Controller
operations.
2.
Write 40h or 10h
AI03407
Start
Write Address
& Data
Read Status
Register
YES
NO
b7 = 1
YES
NO
b3 = 0
NO
b4 = 0
VPP Invalid
Error (1, 2)
Program
Error (1, 2)
Program command:
– write 40h or 10h
– write Address & Data
(memory enters read status state after
the Program command)
do:
–read Status Register if Program/Erase
Suspend command given execute
suspend program loop
while b7 = 1
If b3 = 1, VPP invalid error:
– error handler
If b4 = 1, Program error:
– error handler
YES
End
YES
NO
b1 = 0
Program to Protected
Block Error (1, 2)
If b1 = 1, Program to protected block error:
– error handler
Suspend
Suspend
Loop
NO
YES
FWH
Interface
Only
相關(guān)PDF資料
PDF描述
M50FW040NB5P 4-Mbit (512 Kb x8, uniform block) 3-V supply firmware hub Flash memory
M50FW040NB5TG 4-Mbit (512 Kb x8, uniform block) 3-V supply firmware hub Flash memory
M50FW040NB5TP 4-Mbit (512 Kb x8, uniform block) 3-V supply firmware hub Flash memory
M50LPW116 16 Mbit 2Mb x8, Boot Block 3V Supply Low Pin Count Flash Memory
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
M50FW040NB5P 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:4-Mbit (512 Kb x8, uniform block) 3-V supply firmware hub Flash memory
M50FW040NB5TG 功能描述:閃存 SERIAL FLASH RoHS:否 制造商:ON Semiconductor 數(shù)據(jù)總線寬度:1 bit 存儲類型:Flash 存儲容量:2 MB 結(jié)構(gòu):256 K x 8 定時(shí)類型: 接口類型:SPI 訪問時(shí)間: 電源電壓-最大:3.6 V 電源電壓-最小:2.3 V 最大工作電流:15 mA 工作溫度:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體: 封裝:Reel
M50FW040NB5TP 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:4-Mbit (512 Kb x8, uniform block) 3-V supply firmware hub Flash memory
M50FW080 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:8 Mbit 1Mb x8, Uniform Block 3V Supply Firmware Hub Flash Memory
M50FW080K 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:8 Mbit 1Mb x8, Uniform Block 3V Supply Firmware Hub Flash Memory
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