at91sam9g20-cu ATMEL Corporation, at91sam9g20-cu Datasheet - Page 214

• Manufacturer Part Number: at91sam9g20-cu
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

22.6.3
Register Name:SDRAMC_CR
Access Type:Read-write
Reset Value: 0x852372C0
• NC: Number of Column Bits
Reset value is 8 column bits.
• NR: Number of Row Bits
Reset value is 11 row bits.
• NB: Number of Banks
Reset value is two banks.
214
0
0
1
1
DBW
31
23
15
0
0
1
1
7
NR
NB
0
1
AT91SAM9G20 Preliminary
SDRAMC Configuration Register
NC
0
1
0
1
30
22
14
0
1
0
1
6
Number of Banks
TRCD
TXSR
Row Bits
Reserved
TRC
CAS
11
12
13
Column Bits
2
4
10
11
8
9
29
21
13
5
NB
28
20
12
4
27
19
11
3
NR
26
18
10
2
TRAS
TWR
TRP
25
17
9
1
6384B–ATARM–15-Dec-08
NC
24
16
8
0