Samsung S3C2500B, User Manual

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MEMORY CONTROLLER S3C2500B
5-28
[31:24] Reserved
[23] TCOH disable for bank 7: COHDIS7
This forces TCOH to '0' for read to read, write to write, and write to read access in the bank 7
0 = disable
1 = enable
[22] TCOH disable for bank 6: COHDIS6
[21] TCOH disable for bank 5: COHDIS5
[20] TCOH disable for bank 4: COHDIS4
[19] TCOH disable for bank 3: COHDIS3
[18] TCOH disable for bank 2: COHDIS2
[17] TCOH disable for bank 1: COHDIS1
[16] TCOH disable for bank 0: COHDIS0
[15] External wait enable for bank 7: EWAITEN7
0 = disable 1 = enable
[14] External wait enable for bank 6: EWAITEN6
[13] External wait enable for bank 5: EWAITEN5
[12] External wait enable for bank 4: EWAITEN4
[11] External wait enable for bank 3: EWAITEN3
[10] External wait enable for bank 2: EWAITEN2
[9] External wait enable for bank 1: EWAITEN1
[8] External wait enable for bank 0: EWAITEN0
[7] nWait / nReady select for bank 7: NREADY7
0 = nWait 1 = nReady
[6] nWait / nReady select for bank 6: NREADY6
[5] nWait / nReady select for bank 5: NREADY5
[4] nWait / nReady select for bank 4: NREADY4
[3] nWait / nReady select for bank 3: NREADY3
[2] nWait / nReady select for bank 2: NREADY2
[1] nWait / nReady select for bank 1: NREADY1
[0] nWait / nReady select for bank 0: NREADY0
Reserved
31 15 11 12 21 20 8 3 0 23 24 17 18 14 9 6 5 2 22 19 16 13 10 7 4 1
C
O
H
D
I
S
7
C
O
H
D
I
S
6
C
O
H
D
I
S
5
C
O
H
D
I
S
4
C
O
H
D
I
S
3
C
O
H
D
I
S
2
C
O
H
D
I
S
1
C
O
H
D
I
S
0
E
W
A
I
T
E
N
7
E
W
A
I
T
E
N
6
E
W
A
I
T
E
N
5
E
W
A
I
T
E
N
4
E
W
A
I
T
E
N
3
E
W
A
I
T
E
N
2
E
W
A
I
T
E
N
1
E
W
A
I
T
E
N
0
N
R
E
A
D
Y
7
N
R
E
A
D
Y
6
N
R
E
A
D
Y
5
N
R
E
A
D
Y
4
N
R
E
A
D
Y
3
N
R
E
A
D
Y
2
N
R
E
A
D
Y
1
N
R
E
A
D
Y
0
Figure 5-13. Wait Control (WAITCON) Register Configuration