EP2S180 Datasheet, PDF (58/58 Pages) Altera Corporation – DSP Development Board

Expansion Interfaces
Figure 2–13. Expansion Prototype Connector -Pin Information for J26, J27, & J28
GND 1
AJ17 3
K26 5
L23 7
J26 9
H27 11
K24 13
2 +V5
4 K27
6 L24
8 J27
10 H28
12 K25
14 AK17
(1) Vunreg (U54 pin 2) 1
NC 3
+3.3V 5
+3.3V 7
(2) PROTO2_OSC(U2 pin 6) 9
(3) PROTO2_CLKIN (U2 pin 17) 11
(4) PROTO2_CLKOUT (B14) 13
+3.3V 15
+3.3V 17
+3.3V 19
2 GND
4 GND
6 GND
8 GND
10 GND
12 GND
14 GND
16 GND
18 GND
20 GND
Notes to Figure 2–13:
(1) Unregulated voltage from AC to DC power transformer
(2) Clk from board oscillator
(3) Clk from the Stratix II device via buffer
(4) Clk output from card connected to the Stratix II device.
RESET_n 1
AC27 3
AD27 5
Y23 7
Y25 9
AA27 11
Y27 13
W25 15
W27 17
GND 19
W29 21
W28 23
V24 25
V23 27
V28 29
U28 31
U23 33
U22 35
M23 37
M22 39
2 GND
4 AC26
6 AD26
8 Y22
10 Y24
12 AA26
14 Y26
16 W24
18 W26
20 NC
22 GND
24 GND
26 GND
28 V29
30 GND
32 U27
34 NC
36 L25
38 AF19
40 GND
2–50
Core Version a.b.c variable
Stratix II EP2S180 DSP Development Board Reference Manual
Altera Corporation