UM0426
Schematics
Doc ID 13472 Rev 5
39/46
Figure 31.
MB542 daughterboard schematics
S
T
M
ic
ro
e
le
ct
ro
ni
cs
Tit
le
:
N
u
m
b
er
:
R
ev
:
S
heet
o
f
B.
3(PC
B.
SC
H
)
Da
te
:
200
7-10-1
5
MB
5
4
2
1
1
C
o
lor
LC
D
m
odul
e
for
M
B
525
b
oar
d
En
ab
le
1
Do
tC
lk
2
HS
YN
C
3
VS
YN
C
4
CS
5
SCL
6
SD
I
7
RS
8
WR
9
RD
10
RE
SE
T
11
PD
0
12
PD
1
13
PD
2
14
PD
3
15
PD
4
16
PD
5
17
PD
6
18
PD
7
19
PD
8
20
PD
9
21
PD
10
22
PD
11
23
PD
12
24
PD
13
25
PD
14
26
PD
15
27
PD
16
28
PD
17
29
VDD
30
VC
I
31
VC
I
32
NC
33
NC
34
NC
35
NC
36
NC
37
BW
S2
38
BW
S1
39
GN
D
40
NC
41
NC
42
NC
43
NC
44
GN
D
45
SD
O
46
NC
47
NC
48
NC
49
GN
D
50
GN
D
51
A
52
K
53
CN
3
AM
-240
320
LTNQ
W
01
H or
A
M
2
403
20L
8T
NQ
W-
00H
En
ab
le
Do
tC
lk
HS
YN
C
VS
YN
C
BSW
2
BSW
1
CS
SCL
SD
I
RS
SD
O
WR
RD
#R
ES
E
T
A
K
PD
0
PD
1
PD
2
PD
3
PD
4
PD
5
PD
6
PD
7
PD
8
PD
9
PD
10
PD
11
PD
12
PD
13
PD
14
PD
15
PD
16
PD
17
16
-p
in
co
nne
ct
o
r to
m
o
the
r bo
ar
d
onl
y f
or
s
eri
al
s
ig
nal
o
f co
lo
r
L
C
D
22
-p
in
c
o
nn
ect
o
r
fo
r
pa
ral
lel
i
nt
erface
of
c
ol
or
LC
D,
do
not
f
it f
o
r M
B
54
2
Z1
ST
PS1
L
4
0M
C1
1u
F/
50
V
L1
22
uH
R7
15
BL
G
N
D
GN
D
1
Vin
2
S
HDN
3
Rs
et
4
FB
5
LD
S
6
Vou
t
7
SW
8
U2
S
TLD
20D
-C
8
BL
V
D
D
R6
10
0K
C2
2.
2
u
F
R5
0
R8
do
not
f
it
BL
V
D
D
CS
1
SCL
2
SD
I
3
RS
4
WR
5
RD
6
RE
SE
T
8
VDD
9
VC
I
10
SD
O
7
GN
D
11
GN
D
12
BL
_V
D
D
13
B
L
_C
o
ntr
ol
14
BL
_G
N
D
15
BL
_G
N
D
16
CN
1
Co
lo
r L
CD
mo
d
ul
e
CS
SC
L
SD
I
RS
SD
O
WR
RD
#R
E
S
E
T
VDD
VDD
BL
G
N
D
BL
V
D
D
BL
_
C
o
nt
ro
l
B
L
_C
o
ntr
ol
BL
G
N
D
BL
G
N
D
BL
G
N
D
RP1
10
K
RP2
10
K
RP4
10
K
RP5
10
K
PD
0
PD
1
PD
2
PD
3
PD
4
PD
5
PD
6
PD
7
PD
8
PD
9
PD
10
PD
11
PD
12
PD
13
PD
14
PD
15
PD
16
PD
17
R1
0
4K
7
R9
4K
7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
CN
2
do
no
t f
it
PD
0
PD
1
PD
2
PD
3
PD
4
PD
5
PD
6
PD
7
PD
8
PD
9
PD
10
PD
11
PD
12
PD
13
PD
14
PD
15
PD
16
PD
17
En
ab
le
Do
tC
lk
HS
YN
C
VS
YN
C
Ena
ble
DotC
lk
HSY
NC
VSY
NC
BSW
2
BSW
1
R1
4K
7
R3
do
not
f
it
R2
4K
7
R4
do
not
f
it
VDD
RP6
10
K
C3
1u
F/
50V
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