Samsung S3C8275X User Manual

Page 232

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S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X

RESET

and POWER-DOWN

8-3

Table 8-2. S3C8275X/C8278X/C8274X Set 1, Bank 0 Register Values After RESET

Register Name

Mnemonic

Address

Bit Values After RESET

Dec

Hex 7 6 5 4 3

2

1

0

Oscillator control register

OSCCON

224

E0H

0

− − − 0

0

− 0

SIO

control

register

SIOCON

225

E1H 0 0 0 0 0

0

0

0

SIO

data

register

SIODATA

226

E2H 0 0 0 0 0

0

0

0

SIO

pre-scaler

register

SIOPS

227

E3H 0 0 0 0 0

0

0

0

Port 0 control register (high byte)

P0CONH

228

E4H

0

0

0

0

0

0

0

0

Port 0 control register (low byte)

P0CONL

229

E5H

0

0

0

0

0

0

0

0

Port 0 pull-up resistor enable register

P0PUR

230

E6H

0

0

0

0

0

0

0

0

Port 1 control register (high byte)

P1CONH

231

E7H

0

0

0

0

0

0

0

0

Port 1 control register (low byte)

P1CONL

232

E8H

0

0

0

0

0

0

0

0

Port 1 pull-up resistor enable register

P1PUR

233

E9H

0

0

0

0

0

0

0

0

Port 2 control register (high byte)

P2CONH

234

EAH

0

0

0

0

0

0

0

0

Port 2 control register (low byte)

P2CONL

235

EBH

0

0

0

0

0

0

0

0

Port 2 pull-up resistor enable register

P2PUR

236

ECH

0

0

0

0

0

0

0

0

Port 3 control register (high byte)

P3CONH

237

EDH

0

0

0

0

0

0

0

0

Port 3 control register (low byte)

P3CONL

238

EEH

0

0

0

0

0

0

0

0

Port 3 pull-up resistor enable register

P3PUR

239

EFH

0

0

0

0

0

0

0

0

Port

0

data

register

P0

240

F0H 0 0 0 0 0

0

0

0

Port

1

data

register

P1

241

F1H 0 0 0 0 0

0

0

0

Port

2

data

register

P2

242

F2H 0 0 0 0 0

0

0

0

Port

3

data

register

P3

243

F3H 0 0 0 0 0

0

0

0

Port

4

data

register

P4

244

F4H 0 0 0 0 0

0

0

0

Port

5

data

register

P5

245

F5H 0 0 0 0 0

0

0

0

Port 6 data register

P6

246

F6H

− − − − 0

0

0

0

External

interrupt

pending

register

EXTIPND

247

F7H 0 0 0 0 0

0

0

0

External interrupt control register (high byte) EXTICONH

248

F8H

0

0

0

0

0

0

0

0

External interrupt control register (low

byte)

EXTICONL

249

F9H 0 0 0 0 0

0

0

0

Location FAH is not mapped.

STOP

control

register

STPCON

251

FBH 0 0 0 0 0

0

0

0

Location FCH is not mapped.

Basic

timer

counter

BTCNT

253

FDH 0 0 0 0 0

0

0

0

Location FEH is not mapped.

Interrupt

priority

register

IPR

255

FFH x x x x x

x

x

x

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