红米手机2原理图-红米2电路图原理图

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Sheet #

01A. Table of Content

D

Content

Sheet #

27. WTR1605L TX28. WTR1605L RX29. WTR1605L POWER

Content

01B. Revision History01C. Block Diagram01D. GPIO Map

02. PM8916 Control and MPP/Clock03. PM8916 Charging04. PM8916 GPIO/MPP05. PM8916 Buck converter06. PM8916 LDO circuits07. PM8916 CODEC08. MSM8916 Control09. MSM8916: EBI10. MSM8916: GPIO

D

30. WTR1605L POWER DISTRIBUTION31. LTE/W/TD/GSM Antenna Switch32. TRX_Front-High Band QFE234033. TRX_Front-Low Band QFE232034. RESERVED

35. TRX_UMTS_B1/2/5/836. PRX_B34/39/337. PRX_LTE_HB38. DRX_Antenna Switch39. QFE1550 DRX Tunner40. B7/40/41 DRX Switch41. B39/B1/B3 DRX Switch42. WTR2605_SECONDARY PATH43. WTR2605_POWER DISTRIBUTION44. Antenna_SECONDARY PATH45. RESERVED46. RESERVED

47. CDMA BC0(Voice) TRX48. ET_APT49. WCN362050. WIFI FEM

BC

C

11. MSM8916: MIPI and RF Control12. MSM8916: POWER113. MSM8916: POWER214. MSM8916:GND

15. MEMORY:LPDDR3+EMMC16. Battery Connector17. Subboard Connector18. Mic and Receiver19. EARPHONE

20. LCD interface and backlight21. Main/Slave Camera and Flash

B

22. Sensors23. SIM/TF card

24. Keypad/LED/Status indicator25. Touch Interface26. Test Point/GND/Shields

51. GPS/XO DISTRIBUTOR52. NFC

AA

NOT TO BE USED, COPIED, REPRODUCED IN WHOLE OR IN PART, NORITS CONTENTS REVEALED IN ANY MANNER TO OTHERS WITHOUT THEEXPRESS WRITTEN PERMISSION OF QUALCOMM.

QUALCOMM Incorporated

5775 Morehouse Drive

San Diego, CA 92121-1714U.S.A.

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Revision History

SCHEMATIC MCN

HW VERSION

EVT1.0

D

VERSION

A

EVT1.0 Initial Release

DESCRIPTION OF CHANGE

D

CC

BB

AA

NOT TO BE USED, COPIED, REPRODUCED IN WHOLE OR IN PART, NORITS CONTENTS REVEALED IN ANY MANNER TO OTHERS WITHOUT THEEXPRESS WRITTEN PERMISSION OF QUALCOMM.

QUALCOMM Incorporated

5775 Morehouse Drive

San Diego, CA 92121-1714U.S.A.

Title

SCHEMATIC, CCA, MAIN BOARD, QRD8916_2-4-2, CMCC CSFB, EVTSizeDate:5

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B39B34

EBI1

DP4TPRx MB1

eMMC+LPDDR3 MCP 8GB+8Gb

B3

SDC1

PRx LB2

B1,B2,B5,B8PRx LB3PRx MB2PRx MB3

PRX

PRX IQ

CH0_RX_I/Q

D

QFE2320QFE2520SP4TQFE2340PRx HB

4 Lanes DSI

TX LB3TX MB2TX MB3

D

LCD

TX IQ

TX

CH0_TX_I/Q

MSM8916

B40

B41TX HB

I2C

CH0_GP_DATA

CTP

B7

SP3TBALUNWTR1605L

4 Lanes CSI

REAR CAMERA5MP

B39 OR B1

2 Lanes CSI

DP4TDRx MB

B3

QFE1520Front CAMERA2MP

DRX

CH2_RX_I/Q

SP5T

B40

DRX IQI2C

Accel sensorMagnetic sensor

Ambient Light SensorProximity SensorSMB1360CTP Sensor

C

C

B41

SP3TBALUNDRx HB

B7

GPS IN

GPS_IN

GPS

GPS_RX_I/Q

GPS IQUIM2

UIM2

ANT

UIM1

TX_DA_3

CH1_TX_Q

UIM1

STX IQSRX IQ

SDC2

uSD CARD

WTR2605

CH1_RX_I/Q

LB2_LNA_IN

B

FM_DATAFM_SSBIDCDCsLDOs

LinearCharger

SMB1360 Swich ModeCharger

USB

B

BT_DATABT_SSBIHS

FM_RX_HS

ANT

BT_STROBEGPIO

WCN3620

FEMGPS IN

SP3TBT/WLAN

BB_QNBB_QPBB_INBB_IPSCAN_MODE

19.2M XO

PM8916

Headset

PDM BUS

CODEC

Main MICHeadset MICReceiver

ANT

NFC

A

Speaker

A

NOT TO BE USED, COPIED, REPRODUCED IN WHOLE OR IN PART, NORITS CONTENTS REVEALED IN ANY MANNER TO OTHERS WITHOUT THEEXPRESS WRITTEN PERMISSION OF QUALCOMM.

QUALCOMM Incorporated

5775 Morehouse Drive

San Diego, CA 92121-1714U.S.A.

Title

SizeDate:5

4

3

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MSM8916 GPIO Configuration For QRD8916

GPIO_0GPIO_1GPIO_2

D

PM8916 GPIO/MPP Configuration For QRD8916

GPIO_82GPIO_83GPIO_84GPIO_85GPIO_86GPIO_87GPIO_88GPIO_89GPIO_90GPIO_91GPIO_92GPIO_93GPIO_94GPIO_95GPIO_96GPIO_97GPIO_98GPIO_99GPIO_100GPIO_101GPIO_102GPIO_103GPIO_104GPIO_105GPIO_106GPIO_107GPIO_108GPIO_109GPIO_110GPIO_111GPIO_112GPIO_113GPIO_114GPIO_115GPIO_116GPIO_117GPIO_118GPIO_119GPIO_120GPIO_121

WTR1_SWITCH_CTL3WTR1_GSM_PA_HB_ENWTR1_SWITCH_CTL0DRX_MODE_SEL2NC

WTR0_PA_R1WTR1_PA_R1WTR1_PA_R0DRX_MODE_SEL0GRFC_17

WTR1_PA_BC0_EN

I2C GPIO

DeviceAccelerometer

MPNBMA223MMC34160PJMPU-6050CTMD27723FT6346OV2680OV5648

Write Address0x300x600xD00x720x700x200x6C

Read Address0x310x610xD10x730x710x210x6D

C

NCNCNCNC

UART_MSM_TXUART_MSM_RXSENSOR_I2C_SDASENSOR_I2C_SCLNCNCNCNCTP_RST_NTP_INT_N

BUCK_SMB_I2C_SDABUCK_SMB_I2C_SCLNCNC

TP_I2C_SDATP_I2C_SCLNFC_DISABLENFC_INT_NNFC_I2C_SDANFC_I2C_SCLLCD_TE0LCD_RST_NCAM0_MCLKCAM1_MCLKSCAM_RST_NCAM_I2C_SDACAM_I2C_SCL

CAM_FLASH_TORCH_ENCAM_FLASH_TORCH_MODESCAM_PWDNMCAM_PWDNMCAM_RST_NNC

FORCE_USB_BOOTNC

WCSS_BT_SSBIWCSS_WLAN_DATA_2

GPIO_41GPIO_42GPIO_43GPIO_44GPIO_45GPIO_46GPIO_47GPIO_48GPIO_49GPIO_50GPIO_51GPIO_52GPIO_53GPIO_54GPIO_55GPIO_56GPIO_57GPIO_58GPIO_59GPIO_60GPIO_61GPIO_62GPIO_63GPIO_64GPIO_65GPIO_66GPIO_67GPIO_68GPIO_69GPIO_70GPIO_71GPIO_72GPIO_73GPIO_74GPIO_75GPIO_76GPIO_77GPIO_78GPIO_79GPIO_80GPIO_81

WCSS_WLAN_DATA_1WCSS_WLAN_DATA_0WCSS_WLAN_SETWCSS_WLAN_CLKWCSS_FM_SSBIWCSS_FM_SDIWCSS_BT_CTRLWCSS_BT_DAT_STBLCD_IDCTP_IDMCAM_IDNC

UIM2_DATAUIM2_CLKUIM2_RESETNC

UIM1_DATAUIM1_CLKUIM1_RESETNC

UIM_BATT_ALMSMB_INTCDC_PDM_CLKCDC_PDM_SYNCCDC_PDM_TXCDC_PDM_RX0CDC_PDM_RX1CDC_PDM_RX2NCRF …… 此处隐藏：5273字，全部文档内容请下载后查看。喜欢就下载吧 ……