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Chapter 2 Product Overview
LittleBoard 550 Reference Manual 15
LB550_01c
L8
L3
L2
L5
CPU (U1)
J2
F5
J5
J4
J3
DIMM1
J31
J21
U27
U26
U4
J28
Y1
Y5
U20
U23 U19
U9
BAT1
E
t
hern
e
t
(
U5)
N
o
rth
b
ridge
(U
2
)
S
o
u
thb
r
i
dg
e
(U3)
J1
J18
U34
U10
U15
U17
U11
U16
E
th
ern
e
t
(
U6
)
U21
U25
U14
U12
U8
U7
J12
J17
J14
J13
J15
J16
J24
J11
JP4
JP3
JP7
JP8
JP5
JP6
J10
J7
J32
J23
U24
U22
U33
L9
CF Voltage
Select (JP3)
COM4
RS485
Term
(JP8)
CF Master/
Slave (JP4)
COM3
RS485
Term
(JP7)
COM2
RS485
Term
(JP6)
COM1
RS485
Term
(JP5)
Figure 2-5. Jumpers Locations (Top view)