LG GT540 - Page 37

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LGE Internal Use Only Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3. TECHNICAL BRIEF
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<External Memory & USIM >
<SENSOR & MOTOR >
LGE Internal Use Only
Challenge 123
MSM7227
MSM7227
Digital Compass
AK8973B
Digital Compass
AK8973B
COMPASS_I2C_SDA
COMPASS_I2C_SCL
DC MOTOR
DRIVER
SM100
DC MOTOR
DRIVER
SM100
MOTOR
Q_Coin
MOTOR
Q_Coin
LIN_MOT_PWM
MOTOR+
MOTOR-
MOTION_I2C_SDA
MOTION_I2C_SCL
GPIO28
Acceleration
Sensor
MMA7660FC
Acceleration
Sensor
MMA7660FC
COMPASS_RESET
COMPASS_INT
GPIO23
GPIO30
GPIO31
GPIO18
MOTION_INT
GPIO39
GPIO40
GPIO41
Swift Sensor/ Motor Interface
MOTOR
3.3V LDO
MOTOR
3.3V LDO
GPIO57
MOTOR_LDE_EN
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ͽ͸ͶͺΟΥΖΣΟΒΝΆΤΖ΀ΟΝΪ
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<External Memory & USIM >
<SENSOR & MOTOR >
MSM7227
DDR
SDRAM
2Gbit
NAND
4Gbit
SDRAM_D[31:0]
SDRAM_ADDR[13:0]
nSDRAM_WE
nSDRAM_CS
SDRAM_DCLK[1:0]
SDRAM_CKE
nSDRAM_RAS
nSDRAM_CAS
nNAND_FLASH_CS
nOE2
nWE2
nUB2
nLB2
nRESETOUT1
NAND_FLASH_READY
EBI2_DATA[15:0]
USIM
SIM_RST
SIM_IO
SIM_CLK
EBI1
EBI2
External Memory
(MICRO SD card)
MMC_DATA[3:0]
MMC_CMD
MMC_CLK
MMC_CD
MSM_USIM_RESET
MSM_USIM_IO
MSM_USIM_CLK
PMIC
PM754
0
SDRAM_DQM[3:0]
SDRAM_DQS[3:0]
SDRAM_BA[1:0]
<External Memory & USIM >