Samsung S5PC110 Manual page 586

S5PC110_UM
1.4.1.15 Memory Chip0 Status Register (Chip0Status, Read Only, Address = 0xF000_0048, 0xF140_0048)
CHIP0STATUS
bank7_state [31:28]
bank6_state [27:24]
bank5_state [23:20]
bank4_state [19:16]
bank3_state [15:12]
bank2_state [11:8]
bank1_state
bank0_state
Bit
The current state of bank 7 of memory chip0
The current state of bank 6 of memory chip0
The current state of bank 5 of memory chip0
The current state of bank 4 of memory chip0
The current state of bank 3 of memory chip0
The current state of bank 2 of memory chip0
[7:4] The current state of bank 1 of memory chip0
[3:0] The current state of bank 0 of memory chip0
0x0 = Idle (precharged)
0x1 = MRS/EMRS
0x2 = Deep power down
0x3 = Self refresh
0x4 = Auto refresh
0x5 = Precharge power down
0x6 = Row active
0x7 = Active power down
0x8 = Write
0x9 = Write with auto precharge
0xA = Read
0xB = Read with auto precharge
0xC = Burst stop
0xD = Precharging
0xE = MRR
0xF = Reserved
Description
1 DRAM CONTROLLER
Initial
R/W
State
R 0x0
R 0x0
R 0x0
R 0x0
R 0x0
R 0x0
R 0x0
R 0x0
1-43