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Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
3. BB Circuit Technical brief
PM_INT (EINT)
PM_INT For PMIC
I2C2_SCL
I2C2_SCL FOR CHARGE PUMP,TOUCH……
I2C2_SDA
I2C2_SDA FOR CHARGE PUMP,TOUCH……
SIM I/F
CC_IO
SIM_IO SIM CARD DATA
CC_CLK
SIM_CLK SIM CARD CLOCK
CC_RST
SIM_RST SIM CARD RESET
I2S2
GPIO_31
BT_RESET_N Bluetooth reset
GPIO_102
GPIO_32
CC0CC7IO
GPIO_34
GPIO_103
External Memory
MMCI_CMD
MMCI_DAT[0]
MMCI_CLK
MMC1_DAT[1]
MMC1_DAT[2]
MMC1_DAT[3]
MMC2_CMD
MMC2_DAT[0]
MMC2_CLK
IrDA
GPIO_110
GPIO_111
I2S1
I2S1_CLK0
BT_PCM_CLK For Bluetooth
I2S1_CLK1
I2S1_RX
BT_PCM_OUT For Bluetooth
I2S1_TX
BT_PCM_IN For Bluetooth
I2S1_WA0
BT_PCM_SYNC For Bluetooth
Audio I/F
EPN1
SPK_OUT_N For Speaker
EPP1
SPK_OUT_P For Speaker
EPPA1