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3. TECHNICAL BRIEF
ZR3453X has a dedicated port for multimedia cards. It can support SD (Secure Digital) cards and
SecureMMC (standard multimedia cards with security functions).
The same port can be used for HDD CE_ATA connection or SDIO to peripheral devices (e.g.; MDTV
front-end).
MMC
• MMC v4
• Dual voltage (separate IO power domain, host GPIO control)
• 1 or 4 bit cards
• Multiple cards support (if dual-voltage or high-speed interface are not used)
• Up to 43 MHz bit clock
SD
• 1 or 4 bit bus support
• High-Speed SD, up to 43 MHz bit clock
3.11.9 Power Domain
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
33
R312
VVS
P12
VMCLK
VPCLK
P10
K12
VHREF
M12
SCLK
SCMD
H2
F1
SDAT0
F2
SDAT1
E5
SDAT2
SDAT3
F3
SWP
G3
G1
MMP_CAM_MCLK
MMP_CAM_HSYNC
MMP_CAM_PCLK
MMP_CAM_VSYNC
MMP_MICROSD_CLK
MMP_MICROSD_DATA[3]
MMP_MICROSD_DATA[2]
MMP_MICROSD_DATA[1]
MMP_MICROSD_DATA[0]
MMP_MICROSD_CMD
Содержание KE990 - Viewty Cell Phone 100 MB
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