Xiaomi redmi k20, Mi9T Shematics
4321
D
TRX_B2_PCS1900_RX
DRX_SW
TRX_B1
TRX_B1_B3_B4_DCS1800_RX
PRX_40
TRX_B7
TRX_B8_GSM900_RX
TRX_B5_GSM850_RX
PRX_B34_B39_B41
TX_B34_B39
TRX_B40
TX_B41
FL0600
FL601
FL0602
LNA_DRX_B38_B41
DRX_B7
DRX_B2
VPH_PWR
VPA
(TO U0600)
VPH_PWR
U0900
VREG_L10A_1P8
SDM_RFFE3_CLK
(FROM U3100)
SDM_RFFE3_DATA
C
ANTENNA
SDR_GRFC0(From U1300)
S0201
VREG_L5A_2P7
B
ANTENNA
(FROM U3100)
A
S0200
sky77925
TRX_DPDT_SWITCH
DRX_IN
S0401
VREG_L10A_1P8
SDM_RFFE4_DATA
SDM_RFFE4_CLK
1 2 3 4
TX_RF_OUT_B34_B39
TX_RF_OUT_B40
TX_RF_OUT_B41
WTR_TX_FBRX_P
SDR_TX0_GSM_HB
SDR_TX0_GSM_LB
VREG_L5A_2P7
TX_RF_OUT_B2
TX_RF_OUT_B1
TX_RF_OUT_B3_B4
TX_RF_OUT_B7
TX_RF_OUT_B8
TX_RF_OUT_B5
U1202
FL0403
FL0402
WTR_PRX_B2
FL0501
WTR_PRX_B1_B4
FL0505
WTR_PRX_B3
WTR_PRX_B40
FL0503
WTR_PRX_B7
FL0502
WTR_PRX_B8
FL0302
WTR_PRX_B5
FL0301
WTR_PRX_B34
WTR_PRX_B39
FL0504
LNA_PRX_B41
WTR_DRX_B5
WTR_DRX_B8
SDR_GRFC1
WTR_DRX_39
WTR_DRX_B34
WTR_DRX_B40
WTR_DRX_B7
WTR_DRX_B2
RX_RF_OUT_B40
SDR_TX0_HB
SDR_TX0_LB
SDR_TX0_MB
VPH_PWR
VPA_APT
VREG_L10A_1P8
RFFE3_CLK
RFFE3_DATA
GP_OUT
GP_IN
U2300
VREG_L14A_1P8_GPSGNSS_EN(FROM U3100)
LNA
U0600
SKY77643
PA
PRX
U1300
TX
SDR660
(FROM U3100)
DRX
CLK
GNSS_INP
GPS
FL2300
QLINK_RX1_M
QLINK_RX1_P
QLINK_RX2_M
All RX
QLINK_RX2_P
QLINK_RX3_M
QLINK_RX3_P
QLINK_TX1_M
TX
QLINK_TX1_P
All RX
TX
U3100
SM7150
GNSS_EN
(U2300)
SDM_RFFE3_DATA
(To S0200)
SDM_RFFE3_CLK
SDM_RFFE5_DATA
(To S0101)
SDM_RFFE5_CLK
SDM_RFFE4_DATA
(ToS0401)
SDM_RFFE4_CLK
QLINK_REQUEST
QLINK_ENABLE
QLINK_CLK_M/P
WMSS_RST_N
SDM_RFFE1_CLK
RFFE1_DATA
WTR_XO_IN(FROM U4200)
VREG_L10A_1P8
PWR
VREG_L2A_1P0
VREG_L14A_1P8
VREG_L1A_1P2
VREG_L3A_1P0
GPIO
D
C
B
TX
RX
A
TX&RX
供电
时钟
(From U4200)
U6300
U6911
U6908
U6910
U6902
U6906
U6917
(From U4200)
U6914
U6915
U6909
U6900
FromU4700
CAMW_LDO_EN(FROMU4700)
VREG_S5A_2P0
VREG_BOB_LDO1
VREG_BOB_LDO1
CAMT_LDO_EN(FROMU4700)
VREG_S8C_1P35
VREG_L9C_3P1
CAMT_LDO_EN(FROMU4700)
VREG_BOB
CAMT_VCM_2P8_EN(FROMU4700)
VREG_S8C_1P35
VREG_L9C_3P1
VREG_BOB_LDO2
VREG_L9C_3P1
VREG_S8C_1P35
VREG_BOB_LDO2
CAMF_LDO_EN
VREG_L9C_3P1
VREG_S8C_1P35
CAMF_LDO_EN
VPH_PWR
U6400
MOTOR_EN(From U3100)MOTOR_5V
VPH_PWR
4321
(From U3100)
(From U3100)
D
C
B
A
DDR_RESET_N
EBI0_CS_0/1
EBI0_CLK_M/P
EBI0_DMI_0/1
ANTENNA
GPS_OUT
(TO FL2303)
FL2502
D
WLAN0_ANT_5G
C
Text
B
J6002
U6002
USB_CC1
(TOU4200)
USB_CC2
FOD_INT_N
FOD_RST
FOD_SPI_MISO
FOD_SPI_CS_N
FOD_SPI_SCLK
FOD_SPI_MOSI
To/FromU3100
FOD_LDO_EN
SDM_GRFC_1
TO/FROMU4200
SDM_GRFC_3
SDM_GRFC_8
SDM_GRFC_9
SDM_GRFC_4
PM7150_USB_SBU1
PM7150_USB_SBU2
USB_CONN_THERM
VIB_DRV_P
A
FL2500
S2500
HPH_CDC_L
HPH_CDC_R
J6501
WL_BT_RFIO_2G_CH0
WL_RFO_5G_CH0
WL_RF1_5G_CH0
LNA_EN_5G_CH0
PA_EN_5G_CH0
From U4200
J2200
J2201
(From U4200)
CDC_HSDET_L
HPH_CDC_REF
HEADSET_MIC_P
HEADSET_MIC_M
MIC_BIAS2
CDC_AUX_P
CDC_AUX_M
MIC_BIAS3
CDC_MAIN_P
CDC_MAIN_M
MIC_BIAS1
VREG_L4C_1P8
VREG_L5C_1P8
VREG_L10A_1P8
VREG_L7C_3P0
VREG_L5A_2P7
VREG_L2C_1P3
VREG_L10A_1P8
VREG_L1C_1P8
VREG_L10C_3P3
SLEEP_CLK
WCN_RFCLK
LN_BB_CLK3_NFC
VREG_L4C_1P8
J6000
J6001
NFC_RXP
NFC_TX1
NFC_RXN
NFC_TX2
VREG_L5C_1P8
VPH_PWR
EAR_M
EAR_P
USB3_HS_DET_DP
USB3_HS_DET_DM
SPKR_OUT_P
SPKR_OUT_N
SPKR_SNS_P
SPKR_SNS_N
EAR
MIC3
MIC1 MIC2
CH0
CH1
PWR
XO
U5800
WCD9375
CODEC
(FROM/TO U4200)
U2400
WCN-3998
U2200
NFC
CTRL PWR
VREG_L10A_1P8
VPH_PWR
CTRL
UARTPCIE
VREG_L15A_1P8
VREG_L10A_1P8
VREG_BOB
USB3_HS_DP
USB3_HS_DM
NFC_SIMVCC1
NFC_SIMVCC2
FM_RX_HEADSET
NFC_SWIO_UICC1
NFC_SWIO_UICC2
U6001
WLAN_SW_CTRL
WL_CMD_CLK_CHAIN0
WL_CMD_DATA_CHAIN0
WL_BT_COEX_CLK
WL_BT_COEX_DATA
WLAN_COEX_UART_TXD
WLAN_COEX_UART_RXD
SSC_UART_1_TX
SSC_UART_1_RX
BT_FM_SLIMBUS_CLK
BT_FM_SLIMBUS_DATA
BT_HCI_UART_CTS_N
BT_HCI_UART_RFR_N
BT_HCI_UART_TXD
BT_HCI_UART_RXD
WLAN1_ADC_Q_P
WLAN1_ADC_Q_M
WLAN1_ADC_I_M
WLAN1_ADC_I_P
WLAN2_ADC_Q_M
WLAN2_ADC_Q_P
WLAN2_ADC_I_M
WLAN2_ADC_I_P
(From U5800)
NFC_IRQ
NFC_ESE_SPI_CLK
NFC_ESE_SPI_CS_N
NFC_ESE_SPI_MISO
NFC_ESE_SPI_MOSI
NFC_I2C_SCL
NFC_I2C_SDA
NFC_LABBCLK3_EN
NFC_ENABLE
NFC_DWL_REQ
SIM1
J6501
SIM2
WCD9375_RST_N
SWR_TX_CLK
SWR_TX_DATA1
SWR_TX_DATA2
SWR_RX_CLK
SWR_RX_DATA1
SWR_RX_DATA12
UIM1_RESET
UIM1_CLK
UIM1_DATA
UIM1_PRESENT
UIM2_RESET
UIM2_CLK
UIM2_DATA
UIM2_PRESENT
SPKR_I2C_SDA
SPKR_I2C_SCL
SPKR_I2S_DOUT
SPKR_I2S_WS
SPKR_I2S_BCK
SPKR_I2S_DIN1
SPKR_PA_RST
SPKR_INT
WLAN BT&FM GPIOAUDIO
NFC
U3100
SIM
SM7150
SKPR
USB
UFS
EBI0_CKE_0/1
EBI0_CA_0-5
EBI0_DQ0 -15
EBI0_DQS_0-1_M
CCI_I2C_SDA1
CCI_I2C_SCL1
CAMT_MCLK3
CAMW_RSTN
CCI_I2C_SDA0
CCI_I2C_SCL0
CAMT_RSTN
MIPI_CSI3_LANE0-1_P
MIPI_CSI3_LANE0-1_M
MCAM
MIPI_CSI3_CLK_P /M
MIPI_TELE_LANE0-3_M
MIPI_TELE_LANE0-3_P
MIPI_WIDE_LANE0_M
MIPI_TELE_CLK_P
ULTRA_CAM_VSYNC
CAMU_LDO_EN
CCI_I2C_SCL2
CCI_I2C_SDA2
CAMU_RSTN
MIPI_ULTRA_LANE0-3_P
MIPI_ULTRA_LANE0-3_M
MIPI_ULTRA_CLK_M
MIPI_ULTRA_CLK_P
CAMU_MCLK1
CAMF_RSTN
CAMF_MCLK0
FRONT CAM
MIPI_CSI1_CLK_M
MIPI_CSI1_CLK_P
CCI_I2C_SCL0
CCI_I2C_SDA0
MIPI_CSI1_LANE0-3_M
MIPI_CSI1_LANE0-3_P
SSC1_I2C_SCL
SSC1_I2C_SDA
ALS_INT_N VREG_L7C_3P0
LPI_SPI_1_CLK
LPI_SPI_1_MISO
LPI_SPI_1_MIS1
LPI_SPI_1_CS0_N
ACCEL_INT
GYRO_INT
SENSOR
SSC0_I2C_SCL
SSC0_I2C_SDA
SSC1_I2C_SCL
SSC1_I2C_SDA
APPS_I2C_SCL
APPS_I2C_SDA
DIGITAL_HALL1_RSTN
DIGITAL_HALL1_INT
LCD_ID_DET1
LCD_RESET_N
ERR_INT_N
MDP_VSYNC_P
LCD
TCP_LCM
TCN_LCM
TDP0-3_LCM
TDN0-3_LCM
TS_INT_N
TS_RESET_N
TS_I2C_SCL
TP
TS_I2C_SDA (From U4700)
TS_TA
MOTOR
MOTOR_DIR
MOTOR_M0-1
MOTOR_SLEEP
MOTOR_FAULT
VREG_S1C_1P13
VREG_L19A_2P85
U5600
VREG_L12A_1P8
VREG_S1A_0P6
UFS
VREG_L10A_1P8
VREG_S1C_1P13
VREG_S1A_0P6
CAMW_AVDD_1P8
CAMW_AVDD_2P9
CAMT_AVDD_2P8
J6602
CAMT_DVDD_1P2
CAMT_VCM_2P8
MCAM
CAMW_DVDD1_1P1
CAM_DOVDD_1P8
CAM_DOVDD_1P8
CAMU_AVDD_2P8
J6801
CAMU_DVDD_1P05
SECCAM
CAM_DOVDD_1P8
CAMF_AVDD_2P8
CAMF_DVDD_1P05
J6700
LED1
LED2
VREG_L8C_1P8
J6107
P-sensor
U6101
VREG_L8C_1P8
A+G
U6202
VREG_L8C_1P8
COMPASS
U6205
VREG_L8C_1P8
Hall
VDDP_EN
EL_ON2
ELVSS
ELVDD
AVDD
J6401
LCD/TP
VCI_3P0
TP_3P3
MOTOR_STEP_CLK(FromU4700)
U6301
J6301
J6302
J6303
J6304
1 2 3 4
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