LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
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3.5.8 Bluetooth (M701 : LBDA23QJS0)
The MSM6280 includes BT baseband embedded BT 1.1 compliant baseband core, so the other
bluetooth components are bluetooth RF module and Antenna. [Fig. 3.8] shows the bluetooth system
architecture in the HB620T.
[Fig. 3.8] Bluetooth system architecture
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7
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LBRQ -2B43A
SYN C_DET/TX _EN
SBST
RX_BB/TX _BB
SBCK
SBDT
CLK _REF
XTAL _IN
VD D _MSM
VD D_BAT
VD
D
_I
N
T
VC
C
_
O
U
T
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
LBRQ -2B43A
SYN C_DET/TX _EN
SBST
RX_BB/TX _BB
SBCK
SBDT
CLK _REF
XTAL _IN
VD D _MSM
VD D_BAT
VD
D
_I
N
T
VC
C
_
O
U
T
GND
BCM2004
16
BPF
AN T
GND Pa rt
LDO Pa rt
Supply Pa rt
Clo ck Pa rt
BlueQ Interface Pa rt
MSM 6280
Bluetooth Baseband
7
BT_TX _RX_N
SBST
BT_DA TA
SBCK
SBDT
BT_CLK
TCX O
VR EG_MSMP
VD D_A
Z3X-BOX.COM
Содержание HB620
Страница 202: ...Note Z 3 X B O X C O M ...
Страница 203: ...Note Z 3 X B O X C O M ...