S
S
S
D
D
D
H
H
H
C
C
C
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
4~32GB High Capacity Secure Digital Card
Transcend Information Inc.
15
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 (See 4.6.2).
•
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:
