AT32UC3C1512C Automotive Atmel Corporation, AT32UC3C1512C Automotive Datasheet - Page 347

• Manufacturer Part Number: AT32UC3C1512C Automotive
• Manufacturer: Atmel Corporation

19.3
Figure 19-1. SDRAM Controller Block Diagram
19.4
9166C–AVR-08/11
C on tro ller
M an ag er
M e m o ry
P o w e r
Block Diagram
I/O Lines Description
C LK _ S D R A M C
C hip S elect
S D R A M C
S D R A M C
Inte rru pt
Table 19-1.
Name
SDCK
SDCKE
SDCS
BA[1:0]
RAS
CAS
SDWE
P e riph era l B us
S D R A M C
U ser Interfa ce
I/O Lines Description
Description
SDRAM Clock
SDRAM Clock Enable
SDRAM Chip Select
Bank Select Signals
Row Signal
Column Signal
SDRAM Write Enable
S D R A M C _ A [1 2:1 1]
S D R A M C _A [9:0 ]
S D R A M C _A [10 ]
D [15:0]
S D C K
S D C K E
B A [1:0]
S D C S
D Q M [0]
D Q M [1 ]
R A S
C A S
S D W E
M U X L og ic
E B I
C o ntroller
Type
Output
Output
Output
Output
Output
Output
Output
I/O
AT32UC3C
Active Level
High
Low
Low
Low
Low
S D C K E
N C S [1]
A D D R [1 7:16 ]
C A S
R A S
S D W E
A D D R [1 1:2]
S D A 10
A D D R [1 3:14 ]
A D D R [0 ]
D A T A [1 5:0]
S D C K
N W E 1
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