CM320 C-Media Electronics, CM320 Datasheet - Page 10

• Manufacturer Part Number: CM320
• Description: USB2.0 Card Reader Controller
• Manufacturer: C-Media Electronics

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4. PIN DESCRIPTIONS & ASSIGNMENT
CM320L
Date: 5/3/2006
pin #
100
4
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
11
1
2
3
4
5
6
7
8
9
TMODE
CFSA[2]
CFSA[1]
CFSA[0]
CFD[10]
CFPWR
VCC3V
MSD[2]
MSD[0]
MSD[1]
XDD[7]
CFIOW
Symbol
CFRST
CFD[0]
CFD[1]
CFD[8]
CFD[2]
CFD[9]
SMWP
CFCS0
CFCS1
CFIOR
MSCD
GPIO0
XDCD
SMCD
GPIO1
GPIO5
MSBS
LED
PWR
Type
IO
IO
IO
IO
IO
IO
IO
IO
IO
IO
IO
IO
IO
IO
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
SR, ST
SR, ST
SR, ST
SR, ST General Purpose Input Output Pin
SR, ST
SR, ST General Purpose Input Output Pin
SR, ST General Purpose Input Output Pin
SR, ST
SR, ST
SR, ST
SR, ST
SR, ST
SR, ST
Type
I/O
ST
SR
SR
ST
ST
ST
ST
SR
SR
SR
SR
SR
SR
SR
SR
Chip test mode enable, High active
Digital power. Connected to 3.3 V
SM card write protect, low active
CF card write enable, low active
Card access indicator Led, High
CF card read enable, low active
MS Card detect pin, low active
XD Card detect pin, low active
SM Card detect pin, low active
CF card reset, low active
XD/SM card data bus
MS Bus State Output
CF card power MOS
CF card address bus
CF card address bus
CF card address bus
MS card data bus
MS card data bus
MS card data bus
CF card data bus
CF card data bus
CF card data bus
CF card data bus
CF card data bus
CF card data bus
CF card select 0
CF card select 1
Description
active
Updateable USB2.0 Card Reader Controller
- 10 -
Version: 1.0
CM320