m

m

c

o

S

D

H

C

C

a

d

s

e

e

s

s

High Capacity microSD Card

Transcend Information Inc.

18

This field is set to 0. Host should not use this field.

COPY

onsumers, is set to ‘1’ which identifies the card contents as a copy. The COPY bit is an one time programmable bit.

PERM_WRITE_PROTECT

erase commands for this card

re permanently disabled). The default value is ‘0’, i.e. not permanently write protected.

for this

rd are temporarily disabled). This bit can be set and reset. The default value is ‘0’, i.e. not write protected.

is field is set to 0. Host should not use this field.

sum has to be recalculated by the host for any CSD modification. The default corresponds to the initial CSD

ntents.

d the command classes. A ‘+’ entry indicates

at the CSD field affects th

•

Defines if the contents is original (= ‘0’) or has been copied (=’1’). The COPY bit for OTP and MTPdevices, sold to end

c

•

Permanently protects the whole card content against overwriting or erasing (all write and

a

Temporarily protects the whole card content from being overwritten or erased (all write and erase commands

ca

Th

The CRC field carries the check sum for the CSD contents.

The check

co

The following table lists the correspondence between the CSD entries an

th

e commands of the related command class.