Samsung S3C6400X User Manual page 240

S3C6400 RISC MICROPROCESSOR
PORT G CONTROL REGISTERS
There are five control registers including GPGCON, GPGDAT, GPGPU, GPGECONSLP and GPGPUDSLP in the
Port G Control Registers. Note that 400FBGA package does not support port G.
Register
GPGCON 0x7F0080C0
GPGDAT 0x7F0080C4
GPGPUD 0x7F0080C8
GPGECONSLP 0x7F0080CC
GPGPUDSLP 0x7F0080D0
GPGCON
GPG0
GPG1
GPG2
GPG3 [15:12]
GPG4 [19:16]
GPG5 [23:20]
GPG6 [27:24]
Address R/W
R/W
R/W
R/W
R/W
R/W
Bit
[3:0] 0000 = Input
0010 = MMC CLK0
0100 = Reserved
0110 = Reserved
[7:4] 0000 = Input
0010 = MMC CMD0
0100 = Reserved
0110 = Reserved
[11:8] 0000 = Input
0010 = MMC DATA0[0] 0011 = reserved
0100 = Reserved
0110 = Reserved
0000 = Input
0010 = MMC DATA0[1] 0011 = reserved
0100 = Reserved
0110 = Reserved
0000 = Input
0010 = MMC DATA0[2] 0011 = reserved
0100 = Reserved
0110 = Reserved
0000 = Input
0010 = MMC DATA0[3] 0011 = reserved
0100 = Reserved
0110 = Reserved
0000 = Input
0010 = MMC CDn0
0100 = Reserved
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 G Configuration Register
Port G Data Register
Port G Pull-up/down Register
Port G Sleep mode Configuration Register
Port G Sleep mode Pull-up/down Register
Description
0001 = Output
0011 = reserved
0101 = ADDR_CF[0]
0111 = External Interrupt Group 5[0]
0001 = Output
0011 = reserved
0101 = ADDR_CF[1]
0111 = External Interrupt Group 5[1]
0001 = Output
0101 = ADDR_CF[2]
0111 = External Interrupt Group 5[2]
0001 = Output
0101 = Reserved
0111 = External Interrupt Group 5[3]
0001 = Output
0101 = Reserved
0111 = External Interrupt Group 5[4]
0001 = Output
0101 = Reserved
0111 = External Interrupt Group 5[5]
0001 = Output
0011 = MMC CDn1
0101 = Reserved
0111 = External Interrupt Group 5[6]
GPIO
Reset Value
0x00
Undefined
0x00001555
0x0
0x0
Initial State
0000
0000
0000
0000
0000
0000
0000
19
10-