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T
S
-
R
D
P
8
T
S
-
R
D
P
8
T
S
-
R
D
P
8
USB Pinouts
Pin No.
01
02
03
04
05
Block Diagram
U S B
P o r t
V
Transcend Information, Inc.
Pin Name
V
USB
USB-
USB+
NC
VSS
C o n t r o l l e r
U S B
3 . 3 / 1 . 8 V
V o l t a g e
R e g u l a t o r
V
V
D D H M
D D 1 8
USB2.0 Portable Multi-Card Reader
USB Pin Identification
Symbol
USB-
USB+
VSS
V
USB
NC
3 . 3 V
P o w e r
S w i t c h
V
D D H
1 2 M H z
C R Y S T A L
2
Function
USB differential signal:
The pairs are used to transmit
Data/Address/Command
Ground
USB Power Input
Not Connect
4 s l o t s :
V
O U T
S D / M M C
C F
M S / M S D u o
M i c r o S D / M 2
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