Only For Training And Service Purposes - LG GT500 Service Manual

ACC_USB_HS_DATA(4)
ACC_USB_HS_DATA(5)
ACC_USB_HS_DATA(6)
ACC_USB_HS_DATA(7)
ACC_USB_HS_DATA(3)
High Speed USB Interface
ACC_GP_USB_CS
ACC_USB_HS_IN_CLK
USB_DATA(0)
USB_DATA(1)
USB_DATA(2)
ACC_USB_HS_DATA(3)
ACC_USB_HS_DATA(4)
ACC_USB_HS_DATA(5)
ACC_USB_HS_DATA(6)
ACC_USB_HS_DATA(7)
ACC_USB_HS_NXT
ACC_USB_HS_STP
ACC_USB_HS_DIR
Copyright © 2009 LG Electronics. Inc. All right reserved.

Only for training and service purposes

USB_DATA(0)
USB_DATA(1)
USB_DATA(2)
ACC_USB_HS_STP
ACC_USB_HS_DIR
ACC_UART0_RX
ACC_UART0_TX
ACC_USB_HS_IN_CLK
ACC_USB_HS_NXT
ACC_UART3_RX
ACC_UART3_TX
ACC_UART3_CTS
ACC_UART3_RTS
ACC_GP_USB_CS
ACC_GPS_START
Figure 3-1-8. Schematic of DB3200 USB block
VBAT
10V
C500
0.1u
C3
CHIP_SEL
TP500 A4
CLOCK VCC_IO1
B1
DATA0 VCC_IO2
TP501 A1
DATA1
A2
DATA2
A3
U502
DATA3
A5
ISP1508AET
DATA4
A6
DATA5
B6
DATA6
C6
DATA7
D5
NXT
D6
STP
E5
DIR
E1
CFG0
E6
REF1V8
C512 C513
4.7u 0.1u
USB Transceiver
Figure 3-1-9. Schematic of USB Transceiver
3. TECHNICAL DESCRIPTION
J2
K2
L3
J3
K3
L8
G1
K8
F1
J8
G3
H3
G2
H9
E1
H10
D1
F3
D4
C3
G5
E4
G4
VDDE_1V8
C501
4.7u
C4
TEST
B5
B2
C2
RREF
C1
DM
D1
DP
E2
FAULT
D3
ID
B3
CFG2
B4
CFG1
D4
PSW_N
F4
VBUS
E3
REG3V3
F5
XTAL1
F6
XTAL2
1%
- 29 -
USB_SE0_VM
USB_DAT_VP
USB_OE
ACC_GPIO_0
ACC_GPIO_1
ACC_GPIO_2
ACC_GPIO_3
ACC_GPIO_4
ACC_GPIO_5
ACC_GPIO_6
ACC_GPIO_7
ACC_GPIO_8
ACC_GPIO_9
ACC_GPIO_10
ACC_GPIO_11
ACC_GPIO_12
ACC_GPIO_13
ACC_GPIO_14
ACC_GPIO_15
ACC_GPIO_16_USBPRB
ACC_GPIO_17
ACC_GPIO_18
USB_DM
USB_DP
R509
VBUS
1K
TP502
USB_XTAL1
LGE Internal Use Only