Samsung S3C8275X User Manual
Page 232
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