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参数资料
| 型号： | CM320 |
| 厂商： | C-Media Electronics Inc. |
| 英文描述： | USB2.0 Card Reader Controller |
| 中文描述： | 个USB2.0读卡机控制 |
| 文件页数： | 4/21页 |
| 文件大小： | 363K |
| 代理商： | CM320 |
CM320
Updateable USB2.0 Card Reader Controller
Date: 5/3/2006
Version:
1.0
- 12 -
57
CFD[5]
IO
SR, ST
CF card data bus
58
CFD[13]
IO
SR, ST
CF card data bus
59
CFD[6]
IO
SR, ST
CF card data bus
60
CFD[14]
IO
SR, ST
CF card data bus
61
CFD[7]
IO
SR, ST
CF card data bus
62
CFD[15]
IO
SR, ST
CF card data bus
63
GPIO3
IO
SR, ST General Purpose Input Output Pin
64
GPIO4
IO
SR, ST General Purpose Input Output Pin
65
SDD[2]
IO
SR, ST
SD card data bus
66
SDD[3]
IO
SR, ST
SD card data bus
67
SDO
IO
SR, ST
SPI - Data Output
EEPROM – DI
SD - SDD[4]
68
SDCMD
IO
SR, ST
SD card command bus
69
SDI
IO
SR, ST
SPI - Data Input
EEPROM – DO
SD - SDD[5]
70
SDCLK
O
SR
SD card clock
71
GND
PWR
Digital Ground pin
72
VCC3V
PWR
Digital power. Connected to 3.3 V
73
MSPWR
O
MS Card power MOS
74
SMPWR
O
SM/xD Card power MOS
75
VCC3V
PWR
Digital power. Connected to 3.3 V
76
SCLK
IO
SR, ST
SPI - Clock Output
EEPROM – SK
SD – SDD[6]
77
SCEB
IO
SR, ST
SPI – CEB
EEPROM – CS
SD – SDD[7]
78
SDD[0]
IO
SR, ST
SD card data bus
79
SDD[1]
IO
SR, ST
SD card data bus
80
SDCD
I
ST
SD Card detect pin, low active
81
SDWP
I
ST
SD card write protect, low active
82
RSTB
I
ST
System Reset, Low active
83
XDRDY
I
SR
XD card ready/busy status
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