LG BL42k Service Manual page 37

3. Technical Brief
3.6.4 GPIOs
QSC6270 has 78 configurable I/O pins
TRK_LO_ADJ
CAM_I2C_SCL
CAM_I2C_SDA
LGE Internal Use Only
LINMOT_EN
BT_RESET_N
MSM_WAKES_BT
BT_WAKES_MSM
MUSIM_DP
MUSIM_DM
MAIN_TOUCH_I2C_SCL
MAIN_TOUCH_I2C_SDA
MAIN_TOUCH_INT
SIDE_TOUCH_I2C_SCL
SIDE_TOUCH_I2C_SDA
SIDE_TOUCH_INT
PA_R0
PA_R1
ANT_SEL(0)
ANT_SEL(1)
ANT_SEL(2)
ANT_SEL(3)
FLASH_SET
FLASH_EN
FLASH_INH
VGA_CAM_PWDN
MEGA_CAM_PWDN
LCD_RESET_N
LCD_MAKER_ID
LCD_BL_CTRL
MUIC_FM_AUDIO_I2C_SCL
MUIC_FM_AUDIO_I2C_SDA
NAND_READY
USIM_DATA
USIM_CLK
USIM_RESET_N
VGA_CAM_RESET_N
MEGA_CAM_PWR_EN
LINMOT_PWM
LCD_IF_MODE2
CAM_MCLK
CAM_DATA[9]
CAM_DATA[8]
CAM_DATA[7]
CAM_DATA[6]
CAM_DATA[5]
CAM_DATA[4]
CAM_DATA[3]
CAM_DATA[2]
CAM_DATA[1]
CAM_DATA[0]
MEGA_CAM_RESET_N
CAM_VSYNC
CAM_HSYNC
CAM_PCLK
LCD_VSYNC_OUT
BT_PCM_CLK
BT_PCM_OUT
BT_PCM_IN
BT_PCM_SYNC
KEY_ROW(0)
KEY_ROW(1)
KEY_ROW(2)
KEY_ROW(3)
KEY_ROW(4)
KEY_COL(0)
KEY_COL(1)
KEY_COL(2)
MUIC_INT
BT_REG_ON
UART1_RTS_N
UART1_CTS_N
MICROSD_CLK
MICROSD_DATA[3]
MICROSD_DATA[2]
MICROSD_DATA[1]
MICROSD_DATA[0]
MICROSD_CMD
SLIDE_DETECT
Figure 2.1.4 GPIOs of BL42k
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BL42k
Only for training and service purposes