Stm32h743ii serie with QSPI memory W25Q256JV

[KNaim.1]

Hello all 

Hardware
stm32h743iitx
flash : W25Q256JV

sdRam: w9825g6kh

lcd : 7 pouces no driver 24bit parrallel

I have dev a stm32h743ii pcb with a 7 pouces 24 bit lcd . the basic debug work for the lcd and sdram

Where i am facing problem is on flash W25Q256JV qspi work fine just with 1 line but impossible to make working bank 1 with 4 lines.

Can i have some confirmation with the community about :


if someone has experiment something please share i going crasy ........

[KDJEM.1]

Hello @KNaim.1;

What do you mean by "impossible to make working bank 1 with 4 lines."? 

Is it possible to read the device ID?
Are you having problems reading or writing?

Can you share the command instructions configuration?

Thank you.

Kaouthar