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CONTROL REGISTERS S3C9228/P9228
4-2
Table 4-1. System and Peripheral Control Registers (Page 0)
Register Name Mnemonic Address (Page 0) R/W
Decimal Hex
Port 0 Control Register P0CON 235 EBH
R/W
Port 0 Pull-up Resistor Enable Register P0PUR 236 ECH
R/W
Port 0 Interrupt Control Register P0INT 237 EDH
R/W
Port 0 Interrupt Edge Selection Register P0EDGE 238 EEH
R/W
Port 1 Control Register P1CON 239 EFH
R/W
Port 1 Pull-up Resistor Enable Register P1PUR 240 F0H
R/W
Port 1 Interrupt Control Register P1INT 241 F1H
R/W
Port 1 Interrupt Edge Selection Register P1EDGE 242 F2H
R/W
Port 2 Control Register P2CON 243 F3H
R/W
Port 2 Pull-up Resistor Enable Register P2PUR 244 F4H
R/W
Port 3 Control Register P3CON 245 F5H
R/W
Port 3 Pull-up Resistor Enable Register P3PUR 246 F6H
R/W
Port 3 Interrupt Control Register P3INT 247 F7H
R/W
Port 3 Interrupt Edge Selection Register P3EDGE 248 F8H
R/W
Port 4 Control Register (High Byte) P4CONH 249 F9H
R/W
Port 4 Control Register (Low Byte) P4CONL 250 FAH
R/W
Port 5 Control Register (High Byte) P5CONH 251 FBH
R/W
Port 5 Control Register (Low Byte) P5CONL 252 FCH
R/W
Port 6 Control Register P6CON 253 FDH
R/W
LCD Mode Register LMOD 254 FEH
R/W
Location FFH is not mapped.