MicroPython Forum (Archive)

Thank you for your reply. I have tried another SD today and everything is OK. It's the SD problem. Thank you. I have tried a lot of SD, most of them have the problem.

Thank you for your suggestion. In fact, I have tried the different Firmware on the standard pyboard v1.0 and the SD could not mount too. Today, I bought a new pyboard v1.1 and tried two version firmware（1.87 and 1.94 for pyboard 1.1). The results is the same. I have checked the changelog file, but I...

I have a board which is based on the pybv1.0. As it flashed the v1.8.7 standard firmware, it can mount SD card successfully. But when it flashed higher version standard firmware, such as v1.94, it can't mount SD card. Is there any difference between them about mounting SD card. What should I do to s...