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3. TECHNICAL BRIEF
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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
LG530G
20/87
3.5.3 Connectivity
QSC6270 has connectivity features as below
– USB-OTG; USB LS, FS, and HS (2.0 compliant)
– I2C compatible for peripheral controls (1.8 V)
– UART: up to 4 Mbps
– Bluetooth 2.1 support via external SoC
– WLAN via external device (SDIO)
– NFC via external module (I2C)
– USIM, SIM, and USB-UICC support; 1.8 and 3 V
– Keypad interface
– SPI (master only) for peripheral support
– Two secure digital controllers — WLAN and secure digital (SD) cards
Figure 3.5.3 The connectivity
Figure 3.5.3 The connectivity
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Q3h Block Diagram
“OVERVIEW”
QSC6270
GPS : A-GPS
BT
Ver.2.1
EDR
GPS
Main
LNA
ALM-2506
RF
Receiver
RGR6240
FEM
LMSP33QJ
GSM 850/900/1800/1900
SKY77196
RF3194
Duplex
Duplex
WCDMA_1900/850
BFP
LFB212G45S
G8A166
BT
BCM2070B
Main LCD
:
2.3”/QVGA
(320x240)
PP2106M3
(QWERTY IC)
QWERT Key Board
Extension I/O
: uUSB, USB2.0 Hi Speed
TPA2055D3
(Audio
Subsystem)
Speaker
: 18 x 12
Ear – mic. Set
MIC
Main Camera
: 1.3M Pixel , FF
Battery Li-ion
: 1000mAh
Vibrator
USIM
Extension Memory
: Micro SD
EDGE
HSDPA
3.6
GSM 850/900/1800/1900
SNB1058A0RSMR
(Mini ABB)
3.5.3 Connectivity