
Chapter 1: Introduction
Table 1-12:
FMC #2 Expansion Connector Pin Assignments (2) (Cont’d)
R
FMC Pin
G24
G25
G26
G27
G28
G29
G30
G31
G32
G33
G34
G35
G36
G37
G38
G39
G40
FPGA Pin
E10
D9
NC
A8
B8
NC
J12
K12
NC
C8
D8
NC
B6
C6
NC
NC
NC
Signal
1_LA22_P
1_LA22_N
GND
1_LA25_P
1_LA25_N
GND
1_LA29_P
1_LA29_N
GND
1_LA31_P
1_LA31_N
GND
1_LA33_P
1_LA33_N
GND
VADJ
GND
FMC Pin
H24
H25
H26
H27
H28
H29
H30
H31
H32
H33
H34
H35
H36
H37
H38
H39
H40
FPGA Pin
NC
D16
C15
NC
H17
G17
NC
J16
K16
NC
J11
K11
NC
A4
B4
NC
NC
Signal
GND
1_LA21_P
1_LA21_N
GND
1_LA24_P
1_LA24_N
GND
1_LA28_P
1_LA28_N
GND
1_LA30_P
1_LA30_N
GND
1_LA32_P
1_LA32_N
GND
VADJ
17. General Reset Button
An active-low button used as a system or user reset.
Table 1-13:
Reset Connection Pin Assignment
Button
S11
FPGA Pin
Y16
PORESET
Description
18. Power Switch
Lets you turn the Spartan-3A DSP 3400A Edition board on and off by controlling the
5V supply of the board.
19. Power Connector
Center positive, 2.1-mm × 5.5-mm barrel-type plug. Used to connect the supplied AC
adaptor with an output of 5V DC.
30
Spartan-3A DSP 3400A Edition User Guide
UG498 (v2.2) November 17, 2008