Xiaomi REDMI NOTE 4 block diagram
4321
D
RF_B34/B39_PRX_TXM
RF_B7_TRX_TXM
RF_B2_TRX_TXM
RF_B3_TRX_TXM
RF_B1_TRX_TXM
U1107
C
ANTENNA
U1106
BPI_BUS13(FROM U301)
BPI_BUS15(FROM U301)
ANTENNA
B
BPI_BUS3(FROM U301)
SKY77916
VTCXO28
DRX_ANT
DRX_ANT_TUN
VTCXO28BPI_BUS4(FROM U301)
U1210
U1201
VTCXO28
BPI_BUS0
(FROM U301)
BPI_BUS1
BPI_BUS2
A
1 2 3 4
RF_B8_TRX_TXM
RF_B5_TRX_TXM
RF_MB3_TX_RFIC
RF_LB3_TX_RFIC
VBAT
LTE_VMIPI
APC1
MIPI0_SCLK
MIPI0_SDATA
(FROM U301)
LTE_B1_DRX
RF_B3_DRX_ASM
RF_B5_DRX_ASM
LTE_B7_DRX
RF_B8_DRX_ASM
RF_B39_DRX_ASM
LTE_B40_DRX
LTE_B38/B39/B41_DRX
猎人电子图
RF_TXDET1
RF_B39_PRX_RFIC
U1108
U1104
RF_B7_PA_DPX
RF_B2_PA_DPX
U1102
RF_B3_PA_DPX
U1109
RF_B1_PA_DPX
U1100
RF_B8_PA_DPX
U1103
RF_B5_PA
U1101
RF_B5_PA
RF_B8_PA_DPX
RF_B1_PA_DPX
RF_B3_PA_DPX
(FROM U902)
RF_B40B41_PA_TXM_BYPASS
RF_B41_TRX_TXM MIPI1_SCLK
RF_B40_TRX_TXM
RF_B2_PA_DPX
RF_B7_PA_DPX
U1200
U1204
U1206
U1203
U1212
U1202
U1205
U1207
U1002
PA
RF_B34_PRX_RFIC
RF_B7_PRX_RFIC
RF_B2_PRX_RFIC
RF_B3_PRX_RFIC
RF_B1_PRX_RFIC
RF_B8_PRX_RFIC
RF_B5_PRX_RFIC
RF_B1_DRX_RFIC
RF_B3_DRX_RFIC
RF_B5_DRX_RFIC
RF_B7_DRX_RFIC
RF_B8_DRX_RFIC
RF_B39_DRX_RFIC
RF_B40_DRX_RFIC
RF_B38B41_DRX_RFIC
(TO U1107)
RF_LB4_TX_RFIC
RF_HB2_TX_RFIC
RF_MB2_TX_RFIC
RF_B40_PRX_RFIC
RF_B38B41_PRX_RFIC
VBAT
VPA_PMU
LTE_VMIPI
MIPI1_SDATA
RF_MB3_TX_RFIC
RF_LB3_TX_RFIC
(FROM U301)
PRXTX
U902
MT6176
XO
CLK
DRX
DETDRX
BSI
PRX
PWR
TX
LTE_DRX_BB_IP(1:2)
LTE_DRX_BB_IN(1:2)
LTE_DRX_BB_QP(1:2)
LTE_DRX_BB_QN(1:2)
LTE_DET_BB_IP
LTE_DET_BB_IN
LTE_DET_BB_QP
LTE_DET_BB_QN
RFIC0_BSI_EN
RFIC0_BSI_CK
RFIC0_BSI_D0
RFIC0_BSI_D1
RFIC0_BSI_D2
LTE_TX_BB_IP
LTE_TX_BB_IN
LTE_TX_BB_QP
LTE_TX_BB_QN
LTE_PRX_BB_IP(1:2)
LTE_PRX_BB_IN(1:2)
LTE_PRX_BB_QP(1:2)
LTE_PRX_BB_QN(1:2)
VTCXO23
U901
RFIC_CLK_NFC (TO U2001)
RFIC_CLK_BB (TO U301)
(TO U601)RFIC_CLK_PMU
RF_VIO18
VRF18
VRF12
SRCLKENA0
(TO U1201)
(TO U1210)
(TO U1213)
(TO J801)
(TO U1006)
(TO U1107)
(TO U1106)
(TO U1106)
APC1
MIPI1_SCLK
MIPI1_SDATA
MIPI0_SCLK
MIPI0_SDATA
BPI_BUS0
BPI_BUS1
BPI_BUS2
BPI_BUS3
BPI_BUS4
BPI_BUS5
BPI_BUS6
BPI_BUS9
BPI_BUS10
BPI_BUS11
BPI_BUS12
BPI_BUS13
BPI_BUS15
DRXDET
BSI
MT6797
TX
PRX
MIPI
U301
TX
RX
TX&RX
D
C
B
A
ANTENNA
4321
D
ANTENNA
U1405
C
AW2002
AW2001
B
(FROM U301)
U1401
GPIO41_NFC_1.8V_EN
WB_RF_2G
WF_RF_5G
VSYS
VSYS
U1402
VSIM1_PMU
GPS_RFIN
VCN28_PMU
GPIO141 (FROM U301)
FM_ANT(FROM J1601)
PN547_1.8V
U2002
VDD_UP
DCDC_EN
U2010
VSYS
U1406
MT6631
XO_IN
VCN28_PMU
VCN33_PMU
VCN28_PMU
VCN18_PMU
U2001
X1401
SIM1_NFC_SWP1
CONN_RSTB
CONN_TOP_DATA
CONN_TOP_CLK
CONN_WB_PTA
BT/WF/GPS_QP
BT/WF/GPS_QN
BT/WF/GPS_IP
BT/WF/GPS_IN
BT_DATA
BT_CLK
WF_CTRL0
WF_CTRL1
WF_CTRL2
GPIO59
NFC_SE_RESET
SPI2_CK
SPI2_MI
SPI2_MO
SPI2_CS
NFC_SE_IRQ
SCL5
SDA5
EINT16_NFC_IRQ
DWL_REQ
SRCLKENAI
NFC_SE_EN
(FROM J1702)
J1804
J1801
CONN_XO_IN_BB
VSYS
LED_PWM
SIM/SD
WF/BT/FM/GPS
FLASH
U301
MT6797
NFC
LCD+
LCM_ENN
EINT10
LCD-
SCL0
U1803
SDA0
LED+
LED1LED2-
LCM_PWM
U1808
GPIO50_RST
VSYS
ID0
LCM_RST
DSI_TE
TDN_LCM(0:3)
LCM
PWR
MSDC0_RST
MSDC0_DSL
MSDC0_CLK
MSDC0_CMD
MSDC0_DATA[0:7]
MSDC1_CMD
MSDC1_CLK
SIM1_SCLK
SIM1_SIO
SIM2_SCLK
SIM2_SRST
SIM2_SIO
SIM1_SRST
SIM/SD
MSDC1_DAT(0:3)
GPIO255_TORCH_EN
GPIO137_FLASH_EN
GPIO140_FLASH_CE
GPIO60_FLASH_TX
SDA0
SCL0
FLASH
DVDD_GPU
TP_SCL4
TP_SDA4
EINT7_TP_RST
TP_EINT8
GPIO252_KEYPAD
USB_DM_P0
USB_DP_P0
USB_ID
BPI_BUS11
BPI_BUS10
BPI_BUS12
BPI_BUS9
EINT13_HALL2
EINT14_HALL1
U702
DVDD_CORE
DVDD_MODEM
DVDD_MD1
DVDD_SRAM_MD
VSRAM_PROC_PMU
VMC_PMU
VSIM1_PMU
VSIM2_PMU
VUSB10_PMU
PWR
VUSB33_PMU
VDRAM_PMU
VTCXO28_PMU
VIO18_PMU
IF
J1702
SD/SIM
U1801
SDA7
SCL7
U1301
EMMC
VSYS
EXT_PMIC_EN
VEMC_3V3_PMU
VIO18_PMU
VSIM1_PMU
SIM1_NFC_SWP1 (FROM U2001)
VSIM2_PMU
DETECT
VSYS
(FROM U301)
(FROM U601)
VIO28_PMU
VSYS
J801
VBUS
VIO18_PMU
CTP_2.8V
VMCH_PMU
HL1801
HL1802
SPKR_OUT_P
MICBIAS0
MAIN_MIC_P
U801
(VSIM1_NFC)
(FROM U1601)
(FROM U1601)SPKR_OUT_M
(FROM U601)
(TO U601)
(TO U601)MAIN_MIC_N
VSYS
GPIO58_CTP_PWREN
D
C
B
A
1 2 3 4
A
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