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GL424 Datasheet(PDF) 18 Page - GENESYS LOGIC

Part # GL424
Description  SD/MMC Flash Card Controller
PDF  34 Pages
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Manufacturer  GENESYS [GENESYS LOGIC]
Direct Link  http://www.genesyslogic.com
Logo GENESYS - GENESYS LOGIC

GL424 Datasheet(HTML) 18 Page - GENESYS LOGIC

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GL424 SD/MMC Flash Card Controller
©2000-2007 Genesys Logic Inc. - All rights reserved.
Page 18
Note :
A: Analog
I: Input
O: Output
P: Power supply
B: Bi-direction
3.2.2 Card Interface
Table 3.3 - 46 PIN LQFN Card Interface
Pin No.
Pin Name
Type
Description
20
HCLK
I
HCLK from HOST
18
HCMD
B
SD/MMC mode: HCMD from/to HOST
SPI mode: Data-in signal from HOST
22
HDATA0
B
SD/MMC mode: HDATA0 from/to HOST.
SPI mode: Data-out signal to HOST
23
HDATA1
B
SD/MMC mode: HDATA1 from/to HOST.
SPI mode: not connected
16
HDATA2
B
SD/MMC mode: HDATA2 from/to HOST.
SPI mode: not connected
17
HDATA3
B
SD/MMC mode: HDATA3 from/to HOST.
SPI mode: CS signal
25
HDATA4
B
MMC mode: HDATA4 from/to HOST.
26
HDATA5
B
MMC mode: HDATA5 from/to HOST.
27
HDATA6
B
MMC mode: HDATA6 from/to HOST.
28
HDATA7
B
MMC mode: HDATA7 from/to HOST.
Table 3.4 - 54 PIN VFBGA Card Interface
Pin No.
Pin Name
Type
Description
H1
HCLK
I
HCLK from HOST
F2
HCMD
B
SD/MMC mode: HCMD from/to HOST
SPI mode: Data-in signal from HOST
J2
HDATA0
B
SD/MMC mode: HDATA0 from/to HOST.
SPI mode: Data-out signal to HOST



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