Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

添加两个大容量Flash配置信息:[W25Q512JV、W25Q01JV] #68

Open
wants to merge 1 commit into
base: master
Choose a base branch
from

Conversation

inows
Copy link

@inows inows commented Mar 11, 2022

添加4字节模式指令
修复大容量Flash下Instruction+1的问题

添加4字节模式指令
修复大容量Flash下Instruction+1的问题
@@ -40,6 +40,8 @@
|[W25Q64CV](http://www.winbond.com/resource-files/w25q64cv_revh_052214[2].pdf)|Winbond|64Mb|80Mhz|支持|四线||
|[W25Q128BV](http://www.winbond.com/resource-files/w25q128bv_revh_100313_wo_automotive.pdf)|Winbond|128Mb|104Mhz|支持|四线||
|[W25Q256FV](http://www.winbond.com/resource-files/w25q256fv%20revi%2002262016%20kms.pdf)|Winbond|256Mb|104Mhz|支持|四线||
|[W25Q512JV](https://www.winbond.com/resource-files/W25Q512JV%20SPI%20RevG%2001122022Plus.pdf)|Winbond|512Mb|133Mhz|支持|四线| 似乎不支持SFUD 请不要开启|
|[W25Q01JV](https://www.winbond.com/resource-files/W25Q01JV%20SPI%20RevC%2005032021%20Plus%20dummy.pdf)|Winbond|1024Mb|133Mhz|支持|四线|似乎不支持SFUD 请不要开启|
|[MX25L3206E](http://www.macronix.com/Lists/DataSheet/Attachments/3199/MX25L3206E,%203V,%2032Mb,%20v1.5.pdf)|Macronix|32Mb|86MHz|支持|双线||
Copy link
Owner

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

  • 这里的备注是不是改为 SFDP?
  • 我看下这些 Flash 是支持 SFDP 的
    image

Copy link
Author

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

如果用sfdp的话,默认读到的instruction是spi 3byte模式的

Copy link
Owner

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

那需要再深入查下手册的,你先把备注改好?

Copy link
Author

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

备注这块 我就写 暂未验证sfdp咯,可能会有问题 如何?

Copy link
Owner

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

似乎不支持SFUD 请不要开启

是不是改为 "似乎不支持SFDP 请不要开启"

Copy link

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

手册:
image
所以问题就是SFDP默认读到的命令会和这个寄存器的设置相关吗?

前边W25Q256FV与W25Q256/512/01/02JV都有相似的设计,既然Q256xV能够支持SFDP,后续这些型号没有道理不支持。

后面我有条件可能会做下测试。

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
None yet
Projects
None yet
Development

Successfully merging this pull request may close these issues.

3 participants