CM120 C-Media Electronics, Inc., CM120 Datasheet - Page 5

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

Date: 09/09/2003
Note 1. I : Input pin ; O : Output pin ; B : Bi-direction pin
Pin No.
61-68
70-77
86-89
50-52
53
54
55
56
57-58
59
60
69
78
79
80
81
82
83
84
85
100
90
91
92
93
94
95
96
97
98
99
2. I_S : Schmitt trigger input
XCF_SA[0:2]
VSS7
VDD4
XCF_IORN
XCF_IOWN
XCF_CS[0:1]N
XCF_DETN
VSS4
XCF_DATA[0:7]
VDD5
XCF_DATA[8:15]
XCF_ORSTN
XCF_PWR_EN
VSS5
VSS6
XSD_WPN
XSD_DETN
XSD_CLK
XSD_CMD
VDD6
XSMXD_PWR_EN /XGPIO[9]
XSD_PWR_EN / XGPIO[10]
XCF_LED / XGPIO[11]
XSD_LED / XGPIO[12]
XSMXD_LED / XGPIO[13]
XMS_LED / XGPIO[14]
XUSB_LED / XGPIO[15]
XUSBGND
XDP
XDM
Pin Name
XSD_DATA[0:3]
Pin Type
O
P
P
O
O
I/P_H
P
B/P_L
P
B/P_L
O
P
P
I_S/P_H
B/P_H
B/P_H
P
B/P_L
B/P_L
B/P_L
A/B
A/B
O
O
I_S/P_H
O
B/P_L
B/P_L
B/P_L
B/P_L
P
- 4 -
USB 7-in-1 Combo Card Reader Controller
Description
CF/Microdrive address bus [0:2]
Digital GND
Digital POWER 3.3V
CF/Microdrive I/O read low active
CF/Microdrive I/O write low active
CF/Microdrive chip select bus [0:1]
CF/Microdrive card detect low active
Digital GND
CF/Microdrive data bus [0:7]
Digital POWER 3.3V
CF/Microdrive data bus [8:15]
CF/Microdrive resest output low active
CF/Microdrive power output enable
Digital GND
Digital GND
SD/MMC write protect high active
SD/MMC card detect low active
SD/MMC clock output
SD/MMC command/response
SD/MMC data bus[0:3]
Digital POWER 3.3V
SmartMedia / xD power enable low active
Secure Digital power enable low active
CF/Microdrive access LED display
SD/MMC access LED display
SmartMedia / xD access LED display
MemoryStick access LED display
USB access LED display
USB Analog GND
USB data plus
USB data minus
Version: 1.3
CM120