[N9H30] SPI flash quad I/O mode fast read (4MB read one time)

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Posts: 9
Joined: 28 Jan 2019, 13:49

25 Feb 2019, 11:28

Platform: N9H30
Platform resource link: https://www.nuvoton.com/hq/products/app ... _locale=en
BSP link: https://github.com/OpenNuvoton/N9H30_emWin_NonOS
Sample code brief: Utilize emWin to display text result of accessing SPI flash in quad mode (4MB read one time)
IDE: Keil professional

Please note that to run the sample code we need to download the latest version of N9H30 BSP from OpenNuvoton.

SPI flash for fast read quad I/O mode

1.continuous read
2.SPI I/F clock set to 18.75MHz
3.Enable Quad mode

Please note that the max clock of N9H30 SPI I/F is 18.75MHz
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