Samsung S3C6400X User Manual page 234

S3C6400 RISC MICROPROCESSOR
PORT D CONTROL REGISTER
There are five control registers including GPDCON, GPDDAT, GPDPUD, GPDCONSLP and GPDPUDSLP in the
Port D Control Registers.
Register
GPDCON 0x7F008060
GPDDAT 0x7F008064
GPDPUD 0x7F008068
GPDCONSLP 0x7F00806C
GPDPUDSLP 0x7F008070
GPDCON
GPD0
GPD1
GPD2
GPD3 [15:12]
GPD4 [19:16]
Address R/W
R/W
R/W
R/W
R/W
R/W
Bit
[3:0] 0000 = Input
0010 = PCM DCLK[0]
0100 = AC97 BITCLK
0110 = Reserved
[7:4] 0000 = Input
0010 = PCM EXTCLK[0]
0100 = AC97 RESETn 0101 = ADDR_CF[1]
0110 = Reserved
[11:8] 0000 = Input
0010 = PCM FSYNC[0] 0011 = I2S LRCLK[0]
0100 = AC97 SYNC
0110 = Reserved
0000 = Input
0010 = PCM SIN[0]
0100 = AC97 SDI
0110 = Reserved
0000 = Input
0010 = PCM SOUT[0] 0011 = I2S DO[0]
0100 = AC97 SDO
0110 = Reserved
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
Description
Port D Configuration Register
Port D Data Register
Port D Pull-up/down Register
Port D Sleep mode Configuration Register
Port D Sleep mode Pull-up/down Register
Description
0001 = Output
0011 = I2S CLK[0]
0101 = ADDR_CF[0]
0111 = External Interrupt Group 3[0]
0001 = Output
0011 = I2S CDCLK[0]
0111 = External Interrupt Group 3[1]
0001 = Output
0101 = ADDR_CF[2]
0111 = External Interrupt Group 3[2]
0001 = Output
0011 = I2S DI[0]
0101 = Reserved
0111 = External Interrupt Group 3[3]
0001 = Output
0101 = Reserved
0111 = External Interrupt Group 3[4]
GPIO
Reset Value
0x00
Undefined
0x00000155
0x0
0x0
Initial State
0000
0000
0000
0000
0000
13
10-