KIOXIA EXCERIA 256GB microSDXC Class10 UHS-I U1 (read 100MB/s)

===== SD and MMC Block Device Attributes Reader Ver 0.02 =====
device: /sys/block/mmcblk0/device
----------------------------------------
cid: 02544d5341323536662a092e2f0143ed\n
csd: 400e00325b590007468f7f800a400039\n
scr: 0205808301000000\n
date: 03/2020\n
fwrev: 0x6\n
hwrev: 0x6\n
manfid: 0x000002\n
name: SA256\n
oemid: 0x544d\n ('TM')
prv: None
serial: 0x2a092e2f\n
erase_size: 512\n
preferred_erase_size: 4194304\n
raw_rpmb_size_mult: None
rel_sectors: None

ocr: 0x00200000\n

dsr: 0x404\n
cmdq_en: None
----------------------------------------