gl819 Genesys Logic, gl819 Datasheet - Page 11

• Manufacturer Part Number: gl819
• Description: Usb 2.0 Generation 3 Multi-i/f Card Reader Controller
• Manufacturer: Genesys Logic

3.3 Pin Descriptions
©2000-2007 Genesys Logic Inc. - All rights reserved.
CF_CS0Z
CF_CS1Z
CF_IORZ
CF_IOWZ
NVMA0~15
93C46_SK
93C46_CS
xD_CDZ
GPIO0~3/
MMC_D4~7
GPIO4~7/
SM_D4~7
GPIO9~12/
SM_D0~3
GPIO8,13~15
CF_D8~12
AVDD1_1~3
RREF
AGND1_1~3
DM
DP
DGND_1~4
AVDD2
X2
X1
AGND2
NVMWEZ
CF_RST
SM_REZ
SD_D0~3
NVMD0~7
Pin Name
55,54,44,53,
92~94,16,17
30,51,79,115
122,5~7,12,
13,59,72,73
86~83,126,
98,99,121,
127,95,96,
18,103,58,
102,66,62,
67,40,119,
125,41,42
61,14,15,
20,21,27
23,24,29
Pin#
GL819 USB 2.0 Generation 3 Multi-I/F Card Reader Controller
118,
128
60
19
10
22
25
26
33
34
35
36
37
38
39
11
1
2
3
4
8
9
Type
Table 3.2 - Pin Descriptions
O
O
O
O
O
O
O
A
A
A
A
O
O
O
B
B
B
B
B
B
B
B
P
P
P
P
I
I
CF CS0#
CF_CS1#
CF IOR#
CF IOW#
Ext. flash address 0~15
93C46 Clock
93C46 CS
xD-Picture card detection pin, normal high, active low.
GPIO0~3 / MMC data 4~7
GPIO4~7 / SM data 4~7
GPIO9~12 / SM data 0~3
GPIO8, 13~15
CF data 8~12
Analog power #1
Reference resistor
Analog ground 1~3
USB D-
USB D+
Digital ground
Analog power #2
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.
Analog ground #2
Ext. flash WE#
CF reset (active-low)
SmartMedia RE#
SD DAT0~3
Ext. flash data 0~7
Description
Page 11