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What is the maximum SD card size for pyboard 1.1?

Posted: Mon May 16, 2022 4:01 am
by bittware
Hi
What is the maximum SD card size for pyboard 1.1?
What are the main factors that limit the size of SD cards?
Thanks

Re: What is the maximum SD card size for pyboard 1.1?

Posted: Mon May 16, 2022 6:02 pm
by smhodge42
I use 32 GB without any problems. I don't think anything larger will work.

Re: What is the maximum SD card size for pyboard 1.1?

Posted: Wed Jun 01, 2022 3:08 am
by bittware
I just successfully mounted a 256GB sd card.
It seems as long as you could format the sd card to FAT32, the pyboard could recognize it although may take longer time.
BTW, you may need a third party tool, like fat32format (http://ridgecrop.co.uk/index.htm?guiformat.htm) to format the sd card that is larger than 32GB to FAT32 in win10 environment.