About GMelo.2

GMelo.2 · 2020-05-07

Hello,I would like to write a simple program for writing CSV files to a micro SD card on a custom board I made with my STM32L4R9. The card works on 3.3V and my STM on 1.8V, so I'm using a level shifter.For now, I selected SDMMC1 4 bits wide bus and F...

GMelo.2 · 2020-05-08

Thank you. I will try to do that as well. I will come back as soon as I have made some progress. The problem might also come from the TXB0108 level translator, as you've suggested. I've seen some complaints about it on the internet. I'll try lowerin...

GMelo.2 · 2020-05-07

What do you use instead of CubeMX?I do not have a STM32L4R9I-DISCO to test on :\I have free pins on my board I can use for debugging.I will try the DISKIO layer, so I do not need to use functions on ff.h? It is a generic level shifter, but it should ...

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