LG KE820 Service Manual page 26

GPIO_99 CHG_LED_CTRL
GPIO_100 TF_PWR_EN
DIF_RESET1_GPIO DIF_RESET1
EINT6 REMOTE_INT
I2c
I2C_SCL SCL
I2C_SDA SDA
PM_INT (EINT) PM_INT
SIM CARD
CC_IO SIM_IO SIM CARD I/O
CC_CLK SIM_CLK
CC_RST SIM_RST
I2S
I2S2_CLK0 Not Use
GPIO_102 _WP
I2S2_RX Not Use
I2S2_TX Not Use
I2S2_WA0 Not Use
I2S2_WA1 Not Use
EXTERNAL MEMORY
MMCI_CMD TF_CMD
MMCI_DAT[0] TF_DAT0
MMCI_CLK TF_CLK
BT I/F
USIF_TXD_MTSR USIF_TXD
USIF_RXD_MRST USIF_RXD
GPIO_109 _USB_EOC
GPIO_110 RPWRON
GPIO_111 SPK_RCV_SEL
I2S
I2S1_CLK0 I2S1_CLK
GPTU0_0 FLASH_EN
3. TECHNICAL BRIEF
Charging indicator LED control
TransFlash card power enable(active High)
LCD Reset
For Remote Control Headset
For SM-Power, FM Radio, Audio AMP
"
SM-Power interrupt
SIM CARD CLOCK
SIM CARD RESET
Not Connected
For T-Flash
"
"
For Bluetooth
"
USB End of charging detect(High:
EOC, Low: charging)
Remote power on detect (High:
Remote , Low: Normal
Audio pass select( high:
Speaker, Low: Receiver)
For Bluetooth
For Camera Flash LED
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