LG KP500 Service Manual page 23

3. TECHNICAL BRIEF
3.2.7 GPIO map
Over a hundred allowable resources, KF350 is using as follows except dedicated to SIM and Memory.
KF350 GPIO(General Purpose Input/Output) Map, describing application, I/O state, and enable level,
is shown in below table
Table 5 S-Gold3 GPIO pin Map
Port Function
KEY MATRIX
KP_IN0
KP_IN1
KP_IN2
KP_IN3
KP_IN4
KP_IN5
KP_OUT5
KP_OUT0
KP_OUT1
KP_OUT2
KP_OUT3
USIF1
USIF1_RXD
USIF1_TXD
USIF1_RTS_N
USIF1_CTS_N
USIF2
USIF2 _RXD
USIF2 _TXD
USIF2_RTS_N
USIF2_CTS_N
USIF3
USIF3 _RXD
USIF3 _TXD
GPIO_21
MMCI2
MMCI2_CMD
MMCI2_DAT[0]
MMCI2_CLK
CAMERA I/F
CIF_D0
CIF_D1
LGE Internal Use Only
Net Name
N/A
N/A
N/A
KP_IN3
N/A
KP_IN5
KP_IN6
KP_OUT0
LIN_INVERT
KP_OUT2
KP_OUT3
UART_RX
UART_TX
USB_DAT_VP
USB_SE0_VM
ACCEL_INT
N/A
UART_BT_RTS
UART_BT_CTS
UART_BT_RX
UART_BT_TX
N/A
PCB_VER1
PCB_VER2
VIB_EN
CIF_D(0)
CIF_D(1)
- 24 -
Description
UART, RS232 Data
UART, RS232 Data
USB Data
USB Data
Not used
Bluetooth RTS
Bluetooth CTS
Bluetooth RX
Bluetooth TX
PCB Version1
PCB Version2
Vibrator LDO Enable
Camera DATA[0]
Camera DATA[1]
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Only for training and service purposes