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Table of Contents (Continued)
Chapter 9
I/O PORTS
Overview .............................................................................................................................................9-1
Port Control Descriptions .....................................................................................................................9-7
Port Configuration Register (GPACON-GPJCON)............................................................................9-7
Port Data Register (GPADAT-GPJDAT) .........................................................................................9-7
Port Pull-Up Register (GPBUP-GPJUP).........................................................................................9-7
Miscellaneous Control Register.....................................................................................................9-7
External Interrupt Control Register.................................................................................................9-7
I/O Port Control Register ......................................................................................................................9-8
Port A Control Registers (GPACON, GPADAT) ..............................................................................9-8
Port B Control Registers (GPBCON, GPBDAT, GPBUP).................................................................9-10
Port C Control Registers (GPCCON, GPCDAT, GPCUP).................................................................9-11
Port D Control Registers (GPDCON, GPDDAT, GPDUP).................................................................9-13
Port E Control Registers (GPECON, GPEDAT, GPEUP).................................................................9-15
Port F Control Registers (GPFCON, GPFDAT) ...............................................................................9-17
Port G Control Registers (GPGCON, GPGDAT) .............................................................................9-18
Port H Control Registers (GPHCON, GPHDAT) ..............................................................................9-20
Port J Control Registers (GPJCON, GPJDAT) ................................................................................9-21
Miscellaneous Control Register (MISCCR) .....................................................................................9-23
DCLK Control Registers (DCLKCON).............................................................................................9-25
EXTINTn (External Interrupt Control Register n)...............................................................................9-26
EINTFLTn (External Interrupt Filter Register n)................................................................................9-30
EINTMASK (External Interrupt Mask Register) ...............................................................................9-31
EINTPEND (External Interrupt Pending Register) ............................................................................9-32
GSTATUSn (General Status Registers) .........................................................................................9-33
DSCn (Drive Strength Control).......................................................................................................9-34
DSCn (Drive Strength Control).......................................................................................................9-35
MSLCON (Memory Sleep Control Register)....................................................................................9-36
S3C2440A MICROCONTROLLER
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