Reference schematics, Figure 34: lvds reference schematic, Com express interfaces – Kontron COMe Starterkit Eval T2 User Manual
Page 97: Picmg, Com express
COM Express Interfaces
2.11.2.
Reference Schematics
Figure 34:
LVDS Reference Schematic
PICMG
®
COM Express
®
Carrier Board Design Guide Draft
Rev. 2.0 / December 6, 2013
97/218
L V D S _ I2 C _ D A T
L V D S _ I2 C _ C K
S w itc h e d B a c k lig h t v o lta g e
S w itc h e d P a n e l V o lta g e
L V D S _ I2 C _ D A T
L V D S _ I2 C _ C K
A n a lo g V o lta g e
V C C _ 3 V 3
V C C _ 3 V 3
V C C _ 1 2 V
V C C _ 5 V
V C C _ 5 V
V C C _ 5 V
C E X
L V D S _ A 0 -
C E X
L V D S _ A 0 +
C E X
L V D S _ A 1 -
C E X
L V D S _ A 1 +
C E X
L V D S _ A 2 -
C E X
L V D S _ A 2 +
C E X
L V D S _ A _ C K -
C E X
L V D S _ A _ C K +
C E X
L V D S _ A 3 -
C E X
L V D S _ A 3 +
C E X
L V D S _ B 0 -
C E X
L V D S _ B 0 +
C E X
L V D S _ B 1 -
C E X
L V D S _ B 1 +
C E X
L V D S _ B 2 -
C E X
L V D S _ B 2 +
C E X
L V D S _ B _ C K -
C E X
L V D S _ B _ C K +
C E X
L V D S _ B 3 -
C E X
L V D S _ B 3 +
C E X
L V D S _ V D D _ E N
C E X
L V D S _ B K L T _ C T R L
C E X
L V D S _ B K L T _ E N
C E X
L V D S _ V D D _ E N
C E X
L V D S _ B K L T _ E N
C E X
L V D S _ I2 C _ C K
C E X
L V D S _ I2 C _ D A T
C E X
L V D S _ I2 C _ C K
C E X
L V D S _ I2 C _ D A T
to L V D S P a n e l
s e t ju m p e r 1 -2 fo r 5 V L C D v o lta g e
s e t ju m p e r 5 -6 fo r 3 .3 V L C D v o lta g e
s e t ju m p e r 1 -2 fo r 1 2 V b a c k lig h t v o lta g e
s e t ju m p e r 3 -4 fo r 5 V b a c k lig h t v o lta g e
o p tio n a l E M V filte r
o p tio n a l D is p la y ID E E P R O M
L 2 1
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
L 2 1
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
1
4
3
2
1
1
3
4
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
X 6
P a n e l c o n n e c to r
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
_ _ _ _ _ _
X 6
P a n e l c o n n e c to r
A 0 -
A 0 +
P a n e l E n a b le
A 1 -
A 1 +
A 2 -
A 2 +
A C L K -
A C L K +
A 3 -
A 3 +
G N D
G N D
G N D
G N D
G N D
B 0 -
B 0 +
B 1 -
B 1 +
B 2 -
B 2 +
B C L K -
B C L K +
B 3 -
B 3 +
P a n e l V C C
P a n e l E n a b le #
L 2 2
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
L 2 2
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
1
4
3
2
L 1 8
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
L 1 8
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
1
4
3
2
X 7
S T 2 x 2 S
X 7
S T 2 x 2 S
1
1
2
2
3
3
4
4
X 8
B a c k lig h t c o n n e c to r
X 8
B a c k lig h t c o n n e c to r
B a c k lig h t E n a b le
G N D
G N D
G N D
G N D
G N D
V o lta g e B rig h tn e s s C o n tro l
P W M B rig h tn e s s C trl
B a c k lig h t V C C
B a c k lig h t E n a b le #
Q 3
B C R 5 2 1
Q 3
B C R 5 2 1
1
3
2
L 1 6
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
L 1 6
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
1
4
3
2
1
1
1
2
F 1 0
F u s e
F 1 0
F u s e
L 6
C 2 N 2 5 0 6
L 6
C 2 N 2 5 0 6
R 2 2 6
1 0 k
R 2 2 6
1 0 k
C 8 2
1 0 0 n
C 8 2
1 0 0 n
L 1 4
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
L 1 4
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
1
4
3
2
Q 1 B
S I9 9 3 3 B D Y
Q 1 B
S I9 9 3 3 B D Y
4
3
5
6
C 8 1
1 0 n
C 8 1
1 0 n
L 2 0
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
L 2 0
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
1
4
3
2
L 1 7
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
L 1 7
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
1
4
3
2
R 2 2 5
1 0 k
R 2 2 5
1 0 k
L 2 4
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
L 2 4
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
1
4
3
2
F B 5 6
5 0 -O h m s @ 1 0 0 M H z 3 A
F B 5 6
5 0 -O h m s @ 1 0 0 M H z 3 A
L 2 3
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
L 2 3
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
1
4
3
2
R 4 6
1 0 k
R 4 6
1 0 k
Q 1 A
S I9 9 3 3 B D Y
Q 1 A
S I9 9 3 3 B D Y
2
1
7
8
C 8 0
1 0 u
C 8 0
1 0 u
Q 2
B C R 5 2 1
Q 2
B C R 5 2 1
1
3
2
L 7
C 2 N 2 5 0 6
L 7
C 2 N 2 5 0 6
L 1 9
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
L 1 9
9 0 -O h m s @ 1 0 0 M H z 3 0 0 m A
1
4
3
2
X 5
S T 2 x 2 S
X 5
S T 2 x 2 S
1
1
2
2
3
3
4
4
F B 9 4
5 0 -O h m s @ 1 0 0 M H z 3 A
F B 9 4
5 0 -O h m s @ 1 0 0 M H z 3 A
U 3 3
M A X 5 3 6 2
U 3 3
M A X 5 3 6 2
O U T
1
G N D
2
V D D
3
S D A
4
S C L
5
C 7 8
1 0 n
C 7 8
1 0 n
C 7 9
1 0 u
C 7 9
1 0 u
F 9
F u s e
F 9
F u s e
U 8
2 4 C 0 2
U 8
2 4 C 0 2
A 0
1
A 1
2
A 2
3
G N D
4
S D A
5
S C L
6
W P
7
V C C
8
R 4 5
1 0 k
R 4 5
1 0 k