5. BLOCK DIAGRAM
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Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
LG-D722v BT & Wi-Fi Block Diagram
MSM8926
BCM4334
-
(802.11a/b/g/n)
MSM8926
BT_UART_CTS_N
GPIO 15
BT_UART_RTS_N
BT_UART_RXD
BT_UART_TXD
GPIO 14
GPIO 12
GPIO 13
WRF G TSSI IN
WLAN/BT ANT.
2G_G_TSSI
VBAT
BT_UART_RTS
BT_UART_CTS
BT_UART_TX
BT_UART_RX
BT_PCM_CLK
BT_PCM_IN
BT_PCM_OUT
BT_PCM_SYNC
GPIO 51
GPIO 52
GPIO 49
GPIO 50
WRF_RFIN_2G
BT_RF
WRF_RFOUT_2G
WL_2.4G_
FEM
WRF_G_TSSI_IN
DPX
BT_TX
WLAN_2G_RX
WLAN_2G_TX
BT_PCM_CLK,
2048KHz
BT_PCM_DATA_OUT
BT_PCM_DATA_IN
BT_PCM_SYNC
WLAN CLK
100MHz
SAW
SDIO_CLK
SDIO_CMD
SDIO_DATA_0
SDIO_DATA_1
SDIO_DATA_2
SDIO DATA 3
GPIO 44
GPIO 43
GPIO 42
GPIO 41
GPIO 40
GPIO 39
RF_SW_CTRL_0
RF_SW_CTRL_1
RF_SW_CTRL_2
RF_SW_CTRL_3
RF SW CTRL 4
SW_BT_TX
SW_2G_RX
SW_2G_PA_EN
SW_2G_LNA_EN
WLAN_CLK,
100MHz
WLAN_CMD
WLAN_DATA_0
WLAN_DATA_1
WLAN_DATA_2
WLAN_DATA_3
SDIO_DATA_3
WL_HOST_WAKE
BT REG ON
WL_REG_ON
BT_DEV_WAKE
BT_HOST_WAKE
GPIO 39
GPIO 54
GPIO 47
GPIO 48
GPIO 45
GPIO 46
WRF_RFIN_5G
RF_SW_CTRL_4
RF_SW_CTRL_5
RF_SW_CTRL_6
WLAN_HOST_WAKEUP
HOST_BT_WAKEUP
BT_HOST_WAKEUP
WLAN_PWR_ON
BT_POWER_ON
XO
37.4MHz
_
_
WRF_XTAL_CAB_OP
WRF_XTAL_CAB_ON
32 768Khz
WRF_RFOUT_5G
WRF_GPIO_OUT
SLEEP CLK
PM8926
LPO_IN
SLEEP_CLK
32.768Khz
VDDIO_1,2
VREG_L6
VBAT
(Main power source)
Internal BUCK & LDO
VDD_LN
VDD_CORE
VOUT 3P3
SLEEP_CLK
+1.8V_VREG_L6
(
p
)
_
VIN_LDO