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Fig 2.

Application example of hosted Bluetooth system with PCF87852 and BGB102 (or BGB101) RF module.

VDDA

TDI_JTAG

TMS_JTAG

TCK_JTAG

TDO_JTAG

VREG18

POR_DISABLE

VSS

VDDIO18

VDDIOV

SDA_IIC

SCL_IIC

1.8 V

VSSA

1.8 V

VSSO

XTAL1_SYS

CLK_SYS

CLK_LOW_POWER

XTAL1_LPO

XTAL2_LPO

XTAL2_SYS

100 nF

100 pF

n.c.

MCE654

n.c.

n.c.

1.8 V

1.8 V

VDDCO3

1.8 V

VSSCO3

VDDCO2

1.8 V

2.7 V

VSSCO2

1.8 V

1.8 to 3.3 V

VDDIORF

2.7 V

VS1

2.7 V

VS2

2.7 V

VS3

VSSIORF

T_GFSK

R_DATA

RSSI

REF_CLK

SIF_DATA

SIF_EN

SIF_CLK

SLCCTR

T_GFSK

R_DATA

RSSI

RESET_N

RXD_UART

FSC_IP

DCLK_IP

DA_IP

DB_IP

VDDO

SYS_CLK_REQ

TXD_UART

CTS_UART

RTS_UART

NRESET

TXD_UART

FSC_PCM

DCLK_PCM

DI_PCM

DO_PCM

SYS_CLK_REQ

RXD_UART

RTS_UART

CTS_UART

REFCLK

S_DATA

S_EN

ANT

GND

PA_OUT

PA_IN

S_CLK

DCXCTR

BGB102

RADIO MODULE

PCF87852

BASEBAND

CONTROLLER

HOST

CONTROLLER

VANLO

VANLI

VBAT

VBGP

to/from

JTAG