fatcat WARNING: Bytes per sector is not 512 esp32c3

[QGB]

partitions.csv

# Notes: the offset of the partition table itself is set in
# $IDF_PATH/components/partition_table/Kconfig.projbuild.
# Name,   Type, SubType, Offset,  Size, Flags
nvs,      data, nvs,     0x9000,  0x6000,
phy_init, data, phy,     0xf000,  0x1000,
factory,  app,  factory, 0x10000, 0x1F0000,
vfs,      data, fat,     0x200000, 0x200000,

read_flash to bin
esptool --chip esp32c3 -p COM24 -b 921600 --before=default_reset --after=hard_reset read_flash 0x200000 0x200000 C:/test/ESP32/esp32c3/data_2M.bin

qgb@ubuntu:~/github/micropython/ports/esp32$ fatcat /mnt/test/esp32/esp32c3/data_2M.bin -l /
WARNING: Bytes per sector is not 512 (27764)
WARNING: Fats number different of 2 (47)
! Failed to init the FAT filesystem