LG -L25 Service Manual page 105

[L25] NFC_PN547
5. NFC_PN547
NFC Antenna
Matching
MATCHING
PM8926
PM8926
GPIO_3
BB_CLK2
X-tal
27.12Mhz
(option)
LGE Internal Use Only
PN547 PN547
ANT1
RXP
TX1
TX2
RXN
ANT2
VBAT
VPWR VUP
VBAT_DCDC
+1V8_VREG_L6
PVDD
+2V95_VREG_L22
PMUVCC
NFC CLK REQ NFC_CLK_REQ
CLK_REQ
CLK1
NFC CLK O NFC_CLK_O
CLK
- 105 -
COMMON_I2C_SCL
I2C_SCL
COMMON_I2C_SDA
I2C_SDA
NFC_IRQ
IRQ IRQ
VEN
NFC_VEN
NFC_MODE
DWL_REQ
UIM1_DATA
EXT_SW_CTRL FET
+3V0_USIM1_NFC (Option)
SIMVCC
NFC_SWP
SWIO_UICC
Copyright © 2014 LG Electronics. Inc. All right reserved.
5. BLOCK DIAGRAM
MSM8926-3 MSM8926-3
GPIO_11
GPIO_10
GPIO_21 GPIO 21
GPIO_20
GPIO_22
GPIO_57
USIM
Only for training and service purposes