SF C450 C37x A3 C L3 V1

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REVISIONS

SPI_CS3

TCK

TRST

TD0

WDOGB

IO_2,65V

SJC_MODE

TMS

R_WD

C

A

B

GSM SERVICE SUPPORT GROUP

C450 / C37x Colour 900/1800MHz

Level 3 Signal Flow

Alexander Buehler, Michael Hansen

2003.09.09

Rev. 1.0

P0_1

Page 1 of 2

C

LCD_CS

RESETB

LCD_RS

LCD_CLK

SDATA_LCD_DATA

5

4

3

2

1

LED2

GND

LED1

IO_2,65V

GND

5

4

3

2

1

B

A

TD1

CS2

PWR_SW

MOSI (OKI)

OEB

GND

CHRG_C

BATT

EBW

CK0

MISO (OKI)

MOD

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REVISIONS

C

A

B

EXC_EN

GSMB_DCS

TX_EN

RX_ANT_EN

AOC_DRIVE

RF_REG

DIG_1.875V

AUD_2.65V

VM_REG

SCKA

STDA

SC2A

SRDA

CS1B

RTC_GRP

B+

CS0B

A

G3

H5

C3

C8

B8

A7

A8

C2

C3

C1

D1

E2

B1

D7

A1

C5

B3

A3

20

36

27

28

29

30

35

B

C

18

23

25

13 14

19

43

47

48

39 38

1

37

F9

E9

F5

F4

J8

J3

H4

J9

BATT / ATH_B+

GSM SERVICE SUPPORT GROUP

C450 / C37x Colour 900/1800MHz

Level 3 Signal Flow

Alexander Buehler, Michael Hansen

2003.09.09

Rev. 1.0

P0_1

Page 2 of 2


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