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Evaluation Kit Hardware
SAM3U-EK Development Board User Guide
4-3
6478B–ATARM–05-Oct-09
The SAM3U4E features an External Bus Interface (EBI) that permits interfacing to a broad range of
external memories and virtually to any parallel peripheral. The SAM3U-EK board is equipped with two
kinds of memory devices connected to the SAM3U4E EBI:
One PSRAM (Micron MT45V512KW16PEGA 512K*16, 48-ball VFBGA), 16 bits data interface
One NAND-Flash MT29F2G16ABD.
Figure 4-2.
PSRAM
P B 9
P B 10
P B 11
P B 12
P B 16
P B 13
P B 15
P B 14
P B 28
P B 25
P B 27
P B 6
P B 29
P B 26
P B 30
P B 31
P C 2
P C 20
P C 1
P C 6
P C 3
P C 0
P C 21
P C 4
P C 8
P C 10
P C 22
P C 5
P C 11
P C 7
P C 9
P C 25
P C 24
P C 23
P B 19
P B 23
P C 15
P B 8
P B 7
P B 19
P B 20
P B 23
P B 7
P B 20
+3V 3
+3V 3
+3V 3
DG ND
P B [31:0]
P C [31:0]
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
NBS 0
NBS 1
NCS 0
NRD
NWE
C 28
100nF
C 28
100nF
R 10
47K
R 10
47K
J P 12
J P
J P 12
J P
C 29
1uF
C 29
1uF
R 11
47K
R 11
47K
MN2
MT 45V 512K W 16P E G A
MN2
MT 45V 512K W 16P E G A
A0
3
A1
4
A2
5
A3
9
A4
10
A5
15
A6
16
A7
22
A8
44
A9
45
A10
46
A11
47
A12
39
A13
40
A14
33
A15
34
A16
28
A17
21
A18
43
DQ0
12
DQ1
17
DQ2
18
DQ3
23
DQ4
29
DQ5
35
DQ6
36
DQ7
42
DQ8
7
DQ9
13
DQ10
14
DQ11
20
DQ12
26
DQ13
32
DQ14
31
DQ15
37
LB #
1
UB #
8
C E #
11
OE #
2
W E #
41
NC 1
27
NC 2
38
NC 3
48
V C C
24
V C C Q
25
V S S
30
V S S Q
19
ZZ#
6