參數(shù)資料
型號: GL819MXG
廠商: Genesys Logic, Inc.
英文描述: USB 2.0 Generation 3 Multi-I/F Card Reader Controller
中文描述: 第三代的USB 2.0多予/女讀卡機控制
文件頁數(shù): 11/34頁
文件大?。?/td> 738K
代理商: GL819MXG
GL819 USB 2.0 Generation 3 Multi-I/F Card Reader Controller
2000-2007 Genesys Logic Inc. - All rights reserved.
Page 11
3.3 Pin Descriptions
Table 3.2 - Pin Descriptions
Pin Name
Pin#
Type
Description
CF_CS0Z
1
O
CF CS0#
CF_CS1Z
2
O
CF_CS1#
CF_IORZ
3
O
CF IOR#
CF_IOWZ
4
O
CF IOW#
NVMA0~15
98,99,121,
122,5~7,12,
55,54,44,53,
13,59,72,73
O
Ext. flash address 0~15
93C46_SK
8
O
93C46 Clock
93C46_CS
9
O
93C46 CS
xD_CDZ
11
I
xD-Picture card detection pin, normal high, active low.
GPIO0~3/
MMC_D4~7
GPIO4~7/
SM_D4~7
GPIO9~12/
SM_D0~3
127,95,96,
60
61,14,15,
128
18,103,58,
19
102,66,62,
10
B
GPIO0~3 / MMC data 4~7
B
GPIO4~7 / SM data 4~7
B
GPIO9~12 / SM data 0~3
GPIO8,13~15
B
GPIO8, 13~15
CF_D8~12
92~94,16,17
B
CF data 8~12
AVDD1_1~3
20,21,27
P
Analog power #1
RREF
22
A
Reference resistor
AGND1_1~3
23,24,29
A
Analog ground 1~3
DM
25
A
USB D-
DP
26
A
USB D+
DGND_1~4
30,51,79,115
P
Digital ground
AVDD2
33
P
Analog power #2
X2
34
B
12MHz Crystal
This is the other terminal of the crystal, or left open when an
external clock source is used to drive XTAL/CLK.
12MHz Crystal
This pin can be connected to one terminal of the crystal or can be
connected to an external 12MHz clock when a crystal is not used.
X1
35
I
AGND2
36
P
Analog ground #2
NVMWEZ
37
O
Ext. flash WE#
CF_RST
38
O
CF reset (active-low)
SM_REZ
39
O
SmartMedia RE#
SD_D0~3
67,40,119,
118,
86~83,126,
125,41,42
B
SD DAT0~3
NVMD0~7
B
Ext. flash data 0~7
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