User's Manual

ManualsBrandsST Microelectronics ManualsElectronicsBluetooth class 2 module

1

2

3

4

5

6

7

8

SPBT2425C2DB.xxx

rev. 1.0 18-Jun-07 4/9

4 - ELECTRICAL DRAWING

only on P.C.B. PC857

GPIO5

S2

SW PUSHBUTTON

TP4

C19

39pF

C6

NM

GPIO3

R4

0 Ohm

C1

22u

6.3V

Vin (3.3V)

RESET

L2

GREEN

J2

USB CON.

1

2

3

4

+2.8V

L1

GREEN

R2

470 Ohm

R1

100K

N.M.

N.M.

+3.3V

U5 LD2985BM28R

Vin

1

GND

2

By Pass

4

Vout

5

INHIBIT

3

D1 BYV10-60

R5

0 Ohm

JP3

JUMPER

C15

100n

PC_RTS

JP2

JUMPER

JP4

JUMPER

C16

10u

6.3V

N.M.

R9

470 Ohm

C17

10n

N.M.

GND_RF

+2.8V

C18

22u

6.3V

GND_RF

+2.8V

Vext+5V

+3.3V

C8

100n

+3.3V

N.M.

U4 ST3232

C1-

3

C2+

4

C2-

5

V-

6

T2out

7

R2in

8

R2out

9

T2in

10

GND

15

T1out

14

C1+

1

T1in

11

V+

2

R1in

13

R1out

12

Vcc

16

* Only in alternative to C19

C9 100n

N.M.

C10

100n

C7 100n

R6 0 Ohm

N.M.

U2 74V1G66CTR

I/O

1

O/I

2

GND

3

C

4

Vcc

5

C11

100n

TP1

PC_RX

J1

PLUG

1

3

2

C5

100n

ANT1

BLUETOOTH ANTENNA

JP6

JUMPER

D2

BYV10-60

M_C TS

M_R TS

J6

5

9

4

8

3

7

2

6

1

PC_TX

I1 2.2nH

BOOT

R7 15K

R10

470 Ohm

R8 2.7K

J7

CON2

1

2

U1 LD2985BM33R

Vin

1

GND

2

ByPass

4

Vout

5

INHIBIT

3

USB +5V

NM = NOT MOUNTED

L3

GREEN

GPIO1

R3

100K

FOR INTERNAL FLASH

PROGRAMMING

C12

10n

BT1

BLUETOOTH MODULE SPBT2425

GPIO0

30

GPIO1

31

GPIO2

32

GPIO3

33

GPIO4

34

GPIO5

35

GPIO6_WU

36

GPIO7

37

GPIO8_RES

38

GPIO9

39

GPIO11

41

1.8V

46

GPIO12

42

GPIO13

43

GPIO14

44

GPIO15

45

(JTAG1) TDI

11

(JTAG4) TDO

14

(JTAG2) TMS

12

(JTAG0) NTRST

10

(JTAG3) TC K

13

(I2C_DAT) I2C0

20

(I2C_CLK) I2C1

21

INT2

17

PCM_SY NC

8

PCM_CLK

9

PCM_A

6

PCM_B

7

USB_DN

22

USB_DP

23

(UART1_RX) RXD

18

(UART1_TX) TXD

19

13 MHz out

15

LP_CLK

40

SPI_FRM

24

SPI_CLK

25

SPI_TXD

26

SPI_RXD

27

Vin

49

GND (H.Q.)

28

RESET

16

BOOT

29

GND_RF

51

BT_ANTENNA

52

GND_RF

53

RX_EN

1

PA_EN

2

PA_V1

3

PA_V0

4

ANT_SW

5

2.8V

47

INHIBIT

48

GND

50

J8

SMA

C2

10u

6.3V

GND_RF GND_RF

PC_CTS

PC DTR

JP5

JUMPER

PC DSR

GND_RF

C13

1.2pF

USB (D-)

USB (GND)

TP2

P.C.B. PC856

USB (D+)

USB (Vcc)

J5

CON21

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

GND

J4

CON21

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

J3CON7

1

2

3

4

5

6

7

C4

10n

Vin (3.3V)

TP3

U3 USBUF01W6

D1

1

GND

2

D2

3

D3

4

3.3V

5

D4

6

JP1

JUMPER

C3

100n

S1

SW PUSHBUTTON

C14

1.2pF

+3.3V

+3.3V

N.M.