LG -P768 Service Manual page 139

USB / UART/JTAG connection Block Diagram_P768
15. USB / UART/JTAG connection Block Diagram_U2(EU)
VSEL_1.8V
OMAP4430
VSD2_1.8V
Infineon
JTAG
IFX_TOD
TOD
IFX_TDI
TD1
IFX_TMS
TMS
IFX_TCK
TCK
IFX_TRST
TRST_N
IFX_TRIG_IN
TRIG_IN
LGE Internal Use Only
OMAP JTAG
I2C3_SDA
I2C3_SCL
GPIO_WK7
USBA0_OTG_DM
USBA0_OTG_DP
UART4_TX
UART4_RX
USIF1_SW
GPIO_165
UART1_TX_IPC
UART_TX
UART1_RX_IPC
UART_RX
UART_RX_IFX
USIF1_RXD_MRST
USIF1_TXD_MTSR UART_TX_IFX
USB_DPLUS
USB_DMINUS
XMM6260
I2C3_SDA
I2C3_SCL
MUIC_INT
USM_DM_OMAP
USB_DP_OMAP
UART4_TX_OMAP
HSD1+
UART4_RX_OMAP
D+
HSD1-
D-
UART_TX_SW
S1, S2
2B1 HSD2+
UART_RX_SW
1B1
HSD2-
1B0
2B0
VCC Battery
VCC
DP3T SW
SW for
USIF
1A
2A
USB_D+_IFX
USB_D-_IFX
- 139 - Copyright © 2012 LG Electronics. Inc. All right reserved.
6. BLOCK DIAGRAM
USB_DM
SDA
DM
D-
SCL USB_DP
DP
D+
INT
USB_ID
ID
IDCOM
USB DM
USB DP
UART TX
UART TX
UART RX
UART RX
MUIC
EUSY0372001
Only for training and service purposes