CONTROL REGISTERS S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X
4-2
Table 4-2. Set 1, Bank 0 Registers
Register Name Mnemonic Address R/W
Decimal Hex
Oscillator control register OSCCON 224 E0H R/W
SIO control register SIOCON 225 E1H R/W
SIO data register SIODATA 226 E2H R/W
SIO pre-scaler register SIOPS 227 E3H R/W
Port 0 control register (high byte) P0CONH 228 E4H R/W
Port 0 control register (low byte) P0CONL 229 E5H R/W
Port 0 pull-up resistor enable register P0PUR 230 E6H R/W
Port 1 control register (high byte) P1CONH 231 E7H R/W
Port 1 control register (low byte) P1CONL 232 E8H R/W
Port 1 pull-up resistor enable register P1PUR 233 E9H R/W
Port 2 control register (high byte) P2CONH 234 EAH R/W
Port 2 control register (low byte) P2CONL 235 EBH R/W
Port 2 pull-up resistor enable register P2PUR 236 ECH R/W
Port 3 control register (high byte) P3CONH 237 EDH R/W
Port 3 control register (low byte) P3CONL 238 EEH R/W
Port 3 Pull-up resistor enable register P3PUR 239 EFH R/W
Port 0 data register P0 240 F0H R/W
Port 1 data register P1 241 F1H R/W
Port 2 data register P2 242 F2H R/W
Port 3 data register P3 243 F3H R/W
Port 4 data register P4 244 F4H R/W
Port 5 data register P5 245 F5H R/W
Port 6 data register P6 246 F6H R/W
External interrupt pending register EXTIPND 247 F7H R/W
External interrupt control register (high byte) EXTICONH 248 F8H R/W
External interrupt control register (low byte) EXTICONL 249 F9H R/W
Locations FAH are not mapped.
STOP control register STPCON 251 FBH R/W
Locations FCH are not mapped.
Basic timer counter BTCNT 253 FDH R
Locations FEH are not mapped.
Interrupt priority register IPR 255 FFH R/W