SAMSUNG DIGIMAX 202, DIGIMAX 202E Schematics 10

321

4

P3V3_SYS P3V8_VCC

TP900

D

J4

3
2
1

DC-JACK

JACK-AJ245S-5B

4 5

C

P3V3_SYS

B

R250

R251

R252

R253

R254

R255

R256

TP904

C174

NC

C0402

BEAD

B10

L0603

100K

R0402

10K

R0402

10K

R0402

10K

R0402

10K

R0402

10K

R0402

10K

R0402

B9
BEAD

L0603

TP901

C175

104P

C0402 R0402

GPIO13

MA5

MA4

MA3

MA2

MA1

MA0

D10
1N4001

1 2

D1FS4

R248

22K

R0402

R249

47K

XTAL_MODE

GPIO33

TP905

MA[0..5]

BAT900

C173

NC

C0402

BATT

C169

104P

C0402

ADPTER_DET

C45

NC

C0402

PWR_DET

PWR_SW

PWR_KEEP

GPIO2

TP902

PWR_SW

C172

104P

C0402

GPIO14

R246

22K

R0402

XTAL_MODE = 1 ONE CRYSTAL MODE

MA5 = 0 GPIO[7:0] SERVE THEIR DEFAULT FUNCTION

MA[4:3] = 00 6MHZ CRYSTAL

MA2 = 0 USE BUILD-IN USB TRANSCEIVER

MA1 = 0 NORMAL RESET (10ms)

MA0 = 0 USE INTERNAL CPU

C170

104P

C0402

TP903

1

2

D11

DAN202U

SOT-323

3

TP906

Q19

UNC2N

SOT-25-0.65

3 4

22K

22K

5 1

22K

22K

2

3

SOT-323

2

1

明騰工業 管制性文件

非經許可 請勿翻印

SOT-25-0.65

123

45

C171

104P

C0402 R0402

PWR_ON

R247

100K

PWR_ON

D

C

B

SYSTEM SETTING

A

1 2 34

Printed with FinePrint 2000 - purchase at http://www.fineprint.com

Title

POWER SOUR CTRL

Number RevisionSize

A4

Date: 26-Jan-2004 Sheet of
File: D:\D202\D202E-MA-V20\D202E-MA-V20.ddbDrawn By:

MINTON D202 CMOS

A

E

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