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PRELIMINARY
S3C6400 RISC MICROPROCESSOR
GPIO
10-
49
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.
MEMORY INTERFACE PIN CONFIGURATION REGISTER IN SLEEP MODE
Register
Address
R/W
Description
Reset Value
MEM0CONSLP0
0x7F0081C0
R/W
Memory Port 0 pin Configuration Register 0
0x0
MEM0CONSLP1
0x7F0081C4
R/W
Memory Port 0 pin Configuration Register 1
0x0
MEM1CONSLP
0x7F0081C8
R/W
Memory Port 1 pin Configuration Register
0x0
MEM0CONSLP0
Bit
Description
Initial State
Reserved [31:30]
Reserved
00
MEM0_SCLKn
[29:28]
Memory port 0 SCLKn pin (Xs0SCLKn) Configure
00 = output 0, 01 = output 1
1x = output disable ( hi-Z )
00
MEM0_SCLK
[27:26]
Memory port 0 SCLK pin (Xs0SCLK) Configure
00 = output 0, 01 = output 1
1x = output disable ( hi-Z )
00
MEM0_CKE
[25:24]
Memory port 0 CKE pin (Xs0CKE) Configure
00 = output 0, 01 = output 1
1x = output disable ( hi-Z )
00
MEM0_DQM
[23:22]
Memory port 0 DQM pin (Xs0DQM) Configure
00 = output 0, 01 = output 1
1x = output disable ( hi-Z )
00
MEM0_A
[21:20]
Memory port0 Address pin (Xs0ADDR) Configure
00 = output 0, 01 = output 1
1x = output disable ( hi-Z )
00
MEM0_CASn
[19:18]
Memory port 0 CAS pin (Xs0CASn) Configure
00 = output 0, 01 = output 1
1x = output disable ( hi-Z )
00
MEM0_RASn
[17:16]
Memory port 0 RAS pin (Xs0RASn) Configure
00 = output 0, 01 = output 1
1x = output disable ( hi-Z )
00
MEM0_WEn
[15:14]
Memory port 0 Write Enable pin (Xs0WEn) Configure
00 = output 0, 01 = output 1
1x = output disable ( hi-Z )
00
MEM0_CSn
[13:12]
Memory port 0 Chip Select pin (Xs0CSn) Configure
00 = output 0, 01 = output 1
1x = output disable ( hi-Z )
00
MEM0_DQS
[11:8]
Memory port 0 DQS pin (Xm0DQS) Configure
0000 = output 0
0001 = output 1
0100 = input ( hi-Z )
0101 = input pull-down enable
0110 = inupt pull-up enable
0111 = do not use
10xx = Previous state
00