CM120 C-Media Electronics, Inc., CM120 Datasheet - Page 4

• Manufacturer Part Number: CM120
• Description: Usb 7-in-1 Combo Card Reader Controller
• Manufacturer: C-Media Electronics, Inc.

Date: 09/09/2003
PIN DESCRIPTIONS
Pin No.
10
11
12
13
14
15
16
17
18-25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41-48
49
1
2
3
4
5
6
7
8
9
VDD1
XTEST
XMS_DATA
XMS_CLK
XMS_BS
XMS_DETN
VSS1
AVSS
XTAL1
XTAL2
AVDD
XSMXD_DETN
XSMXD_RBN
XSM_WPSWN
XSMXD_ALE
XSMXD_CLE
VDD2
XSMXD_DATA [7:0]
XSMXD_REN
XSMXD_WEN
VSS2
VSS3
XSMXD_CEN
XSMXD_WPN
XSP_CLK
XSP_DI
XSP_DO
XSP_CS
XSELFPWR
XPDN
XENHID
XRSTN
VDD3
XGPIO[0:7]
XMS_PWR_EN/XGPIO[8]
Pin Name
Pin Type
P
O
I_S/P_H
P
O/A
P
I_S/P_H
I/P_H
P
P
P
I_S
I
O
I_S/P_L
I_S/P_H
P
B/P_L
I_S/P_L
B/P_H
O
P
I/A
I_S/P_H
O
O
B/P_L
O
O
O
O
I
O
I_S/P_L
B/P_L
CM 120
- 3 -
USB 7-in-1 Combo Card Reader Controller
HID enable
Description
Digital POWER 3.3V
Testmode enable
Memory Stick data bus
Memory Stick clock output
Memory Stick bus state output
Memory Stick card detect low active
Digital GND
PLL Analog GND
12MHz Crystal Input
12MHz Crystal Output
PLL Analog power 3.3V
SmartMedia / xD card detect low active
SmartMedia / xD ready busy low active
SmartMedia write protect low active
SmartMedia / xD address latch enable
SmartMedia / xD command latch enable
Digital POWER 3.3V
SmartMedia / xD data bus [7:0]
SmartMedia / xD read command
SmartMedia / xD write command
Digital GND
Digital GND
SmartMedia / xD chip enable
SmartMedia / xD write protect output
SPI mode clock output
SPI mode data input
SPI mode data output
SPI mode chip select output
USB self power enable
Power Save for external Device low active
System reset input low active
Digital POWER 3.3V
GPIO data bus [0:7]
Memory Stick power enable low active
Version: 1.3
CM120