Datasheet

m
m
m
i
i
i
c
c
c
r
r
r
o
o
o
S
S
S
D
D
D
H
H
H
C
C
C
1
1
1
0
0
0
C
C
C
a
a
a
r
r
r
d
d
d
s
s
s
e
e
e
r
r
r
i
i
i
e
e
e
s
s
s
Ver 1.1
4~16G High Capacity microSD Card
Transcend Information Inc.
13
CSD_STRUCTURE CSD structure version Card Capacity
0 CSD Version 1.0 S
t
andard Ca
p
acit
y
1 CSD Version 2.0 Hi
g
h Ca
p
acit
y
and Extended Ca
p
acit
y
2-3 reserved
CSD Register Structure
• TAAC
This field is fixed to 0Eh, which indicates 1 ms. The host should not use TAAC, NSAC, and R2W_FACTOR to calculate
timeout and should uses fixed timeout values for read and write operations.
• NSAC
This field is fixed to 00h. NSAC should not be used to calculate time-out values.
• TRAN_SPEED
The following table defines the maximum data transfer rate per one data line - TRAN_SPEED: