LG GX500 - Calls; Making a Call

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Only for training and service purposes

3. TECHNICAL BRIEF

GX500 Operational Description Revision A

LG Electronics 22/143 LGE Property

3.2.1.7 GPIO map

Over a hundred allowable resources, GX500 is using as follows except dedicated to SIM and Memory. GX500

GPIO(General Purpose Input/Output) Map, describing application, I/O state, and enable level, is shown in

below table

Table 3-5 S-Gold3 GPIO pin Map

Port function Signal Name Reset Value Description

#Keypad G G G

KP_IN0 KEY_ROW0 T/PU G

KP_IN1 KEY_ROW1 T/PU G

KP_IN4 KEY_ROW4 T/PU G

GPIO_03 HSMIC_BIAS_EN T/PU G

CC0CC4IO CHG_DET T/PU "Falling Edge" INT on TA

CC1CC0IO MMC_DET T/PU "Falling Edge" INT

CC1CC4IO ACCEL_INT T/PU For Accel Sensor

KP_OUT0 KEY_COL0 T/PU G

KP_OUT1 KEY_COL1 T/PU G

KP_OUT2 KEY_COL2 T/PU G

KP_OUT3 KEY_COL3 T/PU G

#USIF1: Universal Serial IF

#USB

G G G

USIF1_RXD_MRST SIM1_UART_RX T/PD G

USIF1_TXD_MTSR SIM1_UART_RX T/PD G

USIF1_RTS_N USB_DAT_VP T/PU G

USIF1_CTS_N USB_SE0_VM T/PD G

G G G G

GPIO_15 BT_SEL T/PU G

GPIO_16 USB_SEL T/PD G

USIF2_RTS_N SIM1_BT_RTS T/PD G

USIF2_CTS_N SIM1_BT_CTS T/PD G

G G G G

USIF3_RXD_MRST SIM1_BT_RX T/PD G

USIF3_TXD_MTSR SIM1_BT_TX T/PD G

GPIO_21 SGR_PWR_ON T/PD "High" Enable

G G G G

MMCI2_CMD MMC_CMD T/PD G

MMCI2_DAT[0] MMC_D0 T/PD

MMCI2_CLK MMC_CLK T/PD

G G G G

CIF_D0 CIF_D0 T/PD G

CIF_D1 CIF_D1 T/PD G

CIF_D2 CIF_D2 T/PD G

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