Samsung S3C6400X User Manual page 270

S3C6400 RISC MICROPROCESSOR
MEMORY INTERFACE PIN CONFIGURATION REGISTER IN SLEEP MODE
Register
MEM0CONSLP0
0x7F0081C0
MEM0CONSLP1
0x7F0081C4
MEM1CONSLP 0x7F0081C8
MEM0CONSLP0
Reserved [31:30]
MEM0_SCLKn [29:28]
MEM0_SCLK [27:26]
MEM0_CKE [25:24]
MEM0_DQM [23:22]
MEM0_A [21:20]
MEM0_CASn [19:18]
MEM0_RASn [17:16]
MEM0_WEn [15:14]
MEM0_CSn [13:12]
MEM0_DQS
Address R/W
R/W
R/W
R/W
Bit
Reserved
Memory port 0 SCLKn pin (Xs0SCLKn) Configure
00 = output 0,
1x = output disable ( hi-Z )
Memory port 0 SCLK pin (Xs0SCLK) Configure
00 = output 0,
1x = output disable ( hi-Z )
Memory port 0 CKE pin (Xs0CKE) Configure
00 = output 0,
1x = output disable ( hi-Z )
Memory port 0 DQM pin (Xs0DQM) Configure
00 = output 0,
1x = output disable ( hi-Z )
Memory port0 Address pin (Xs0ADDR) Configure
00 = output 0,
1x = output disable ( hi-Z )
Memory port 0 CAS pin (Xs0CASn) Configure
00 = output 0,
1x = output disable ( hi-Z )
Memory port 0 RAS pin (Xs0RASn) Configure
00 = output 0,
1x = output disable ( hi-Z )
Memory port 0 Write Enable pin (Xs0WEn) Configure
00 = output 0,
1x = output disable ( hi-Z )
Memory port 0 Chip Select pin (Xs0CSn) Configure
00 = output 0,
1x = output disable ( hi-Z )
[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
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
Memory Port 0 pin Configuration Register 0
Memory Port 0 pin Configuration Register 1
Memory Port 1 pin Configuration Register
Description
01 = output 1
01 = output 1
01 = output 1
01 = output 1
01 = output 1
01 = output 1
01 = output 1
01 = output 1
01 = output 1
GPIO
Reset Value
0x0
0x0
0x0
Initial State
00
00
00
00
00
00
00
00
00
00
00
49
10-