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IRyu.1
Visitor II
December 28, 2019
Question

Does STM32H743 mcu support ONFI1.0?

  • December 28, 2019
  • 2 replies
  • 1003 views

I am going to use STM32H743 mcu.

And I am trying to configure the nand-flash memory test circuit using this chip (using the EVL board).

What I want to ask is whether you can use nand-flash memory chip that supports only ONFI1.0 as STM32H743 chip.

Thank you.

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2 replies

Tesla DeLorean
Guru
December 28, 2019

NAND might be better achieved via eMMC, 8-bit and DDR modes being supported by the SDMMC interface.

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Tesla DeLorean
Guru
December 28, 2019

I'm not sure what specific aspects of ONFi you are looking to use. The FMC (External Bus) on the H7 is rather agnostic to the hardware interface specifics, and has a finite set of pins to implement memory banks/selects. If you need additional signals perhaps look at how you can use address bus bits to drive them, and then use offsets within the decode window to actuate those signals high/low.

Any query methods on the array/geometry would need to be implemented in user's driver code.

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