EP2S180 Datasheet, PDF (56/58 Pages) Altera Corporation – DSP Development Board

Expansion Interfaces
Figure 2–11. Expansion Prototype Connector Pin Information - J23, J24, J25
GND 1
M24 3
H30 5
G30 7
F30 9
E30 11
D32 13
2 VCC5
4 E31
6 H29
8 G29
10 F29
12 E29
14 D31
(1) Vunreg (U54 pin 2) 1
NC 3
+3.3V 5
+3.3V 7
(2) PROTO1_OSC (U2 pin 6) 9
(3) PROTO1_CLKIN (U2 pin 17) 11
(4) PROTO1_CLKOUT (AC14) 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 2–11:
(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 the card to the Stratix II device
RESET_n 1
R31 3
P32 5
M32 7
N31 9
L32 11
M30 13
N29 15
L30 17
GND 19
K32 21
K31 23
K30 25
K29 27
J31 29
H32 31
G32 33
G31 35
F31 37
E32 39
2 GND
4 R30
6 P31
8 M31
10 N30
12 L31
14 M29
16 N28
18 L29
20 NC
22 GND
24 GND
26 GND
28 J32
30 GND
32 H31
34 NC
36 F32
38 L26
40 GND
2–48
Core Version a.b.c variable
Stratix II EP2S180 DSP Development Board Reference Manual
Altera Corporation