SPI

用原子的F429的板子调试spiflash问题

发布于 2018-12-13 18:51:43 浏览：2801 订阅该版

5 个回答

yqiu 2018-12-13

这家伙很懒，什么也没写！

mcubuilder 2018-12-14

这家伙很懒，什么也没写！

armink 2018-12-14

这家伙很懒，什么也没写！

mcubuilder 2018-12-17

这家伙很懒，什么也没写！

>SPI 时钟没有使能的问题吗？

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一开始确实是使时钟问题，要自己对时钟和引脚进行初始化，现在可以读到型号了，看一下现在是这样的问题，有没能清楚为什么 的，我自己再研究一下，4.0的版 本 
\ | /
- RT -     Thread Operating System
 / | \     4.0.0 build Dec 17 2018
 2006 - 2018 Copyright by rt-thread team
[SFUD] (..\..\..\components\drivers\spi\sfud\src\sfud.c:860) The flash device manufacturer ID is 0xEF, memory type ID is 0x40, capacity ID is 0x19.
[SFUD] (..\..\..\components\drivers\spi\sfud\src\sfud_sfdp.c:122) Error: Check SFDP signature error. It's must be 50444653h('S' 'F' 'D' 'P').
[SFUD] Warning: Read SFDP parameter header information failed. The W25Q256 is not support JEDEC SFDP.
[SFUD] Find a Winbond W25Q256FV flash chip. Size is 33554432 bytes.
[SFUD] (..\..\..\components\drivers\spi\sfud\src\sfud.c:839) Flash device reset success.
[SFUD] (..\..\..\components\drivers\spi\sfud\src\sfud.c:940) Enter 4-Byte addressing mode success.
[SFUD] W25Q256 flash device is initialize success.
[SFUD] Probe SPI flash W25Q256 by SPI device spi50 success.
The sector size of device is greater than the sector size of FAT.
spi flash mount to /spi failed!
msh />
msh />
msh />
msh />mkfs -t elm W25Q256
format error
mkfs failed, result=-5
msh />mkfs -t elm W25Q256                                                                                                                                                             
format error
mkfs failed, result=-5
msh />