SPIFLASH for STM32L476DISC Speed is very slow

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shaoziyang
Posts: 116
Joined: Sun Apr 17, 2016 1:55 pm

SPIFLASH for STM32L476DISC Speed is very slow

Postby shaoziyang » Mon Jan 30, 2017 1:14 pm

After enable internal spiflash in STM32L476DISC board, pybflash disk size is enlarged, but speed is became very slow.

shaoziyang
Posts: 116
Joined: Sun Apr 17, 2016 1:55 pm

Re: SPIFLASH for STM32L476DISC Speed is very slow

Postby shaoziyang » Mon Jan 30, 2017 1:21 pm

2.jpg
2.jpg (19.21 KiB) Viewed 110 times


file copy speed is below 1KB/s.

Damien
Site Admin
Posts: 505
Joined: Mon Dec 09, 2013 5:02 pm

Re: SPIFLASH for STM32L476DISC Speed is very slow

Postby Damien » Mon Jan 30, 2017 2:10 pm

It is a simple configuration option that you can easily disable so that internal Flash is used instead of external SPI flash.

Otherwise, the performance will eventually be improved.

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