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2.2
DEM-DIR9001 Schematic Circuit Diagram
A
U
D
IO
1
F
S
O
U
T
0
2
F
S
O
U
T
1
3
S
C
K
O
4
V
D
D
5
D
G
N
D
6
X
T
O
7
C
L
K
S
T
9
X
T
I
8
L
R
C
K
O
1
0
B
C
K
O
1
1
D
O
U
T
1
2
P
S
C
K
0
1
3
P
S
C
K
1
1
4
C
O
U
T
1
5
U
O
U
T
1
6
E
M
P
H
1
7
B
F
R
A
M
E
1
8
R
S
V
1
9
R
X
IN
2
0
R
S
T
2
1
F
IL
T
2
2
A
G
N
D
2
3
V
C
C
2
4
F
M
T
0
2
5
F
M
T
1
2
6
E
R
R
O
R
2
7
C
K
S
E
L
2
8
DIR9001
U
0
0
3
0
.1
u
F
C
0
1
0
1
0
u
F
/1
6
V
C
0
1
1
U
O
U
T
C
O
U
T
S
C
K
O
L
R
C
K
O
B
C
K
O
D
O
U
T
0
.1
u
F
C
0
0
1
1
0
u
F
/1
6
V
C
0
0
2
1
8
p
F
C
0
0
8
1
8
p
F
C
0
0
9
1
0
u
F
/1
6
V
C
0
0
6
0
.1
u
F
C
0
0
7
4
7
0
R
0
0
6
2
4
.5
7
6
M
H
z
X
0
0
1
B
F
R
A
M
E
A
U
D
IO
F
S
O
U
T
0
F
S
O
U
T
1
L
C
-2
-G
T
P
0
0
2
L
C
-2
-G
T
P
0
0
3
L
C
-2
-G
T
P
0
0
1
L
C
-2
-G
T
P
0
0
4
L
C
-2
-G
T
P
0
0
5
A
U
D
IO
_
_
_
_
_
_
F
S
O
U
T
0
F
S
O
U
T
1
0
.1
u
F
C
0
0
3
7
5
R
0
0
1
4
7
k
R
0
0
2
2
.2
k
R
0
0
3
(R
0
0
7
)
_
_
_
_
_
_
R
C
A
P
J
C
N
0
0
1
1
GN
D
2
Vcc
3
T
O
R
X
1
4
1
U
0
0
1
O
U
T
F
T
1
D
-2
M
S
W
0
0
3
D
O
U
T
S
C
K
O
D
O
U
T
S
C
K
O
G
N
D
C
L
K
S
T
B
F
R
A
M
E
U
O
U
T
C
O
U
T
1
2
3
4
5
6
7
8
9
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
V
cc
2
0
G
N
D
1
0
74HC541
U
0
0
5
S
C
K
O
D
O
U
T
3
3
R
0
0
9
3
3
R
0
1
0
3
3
R
0
1
1
3
3
R
0
1
2
3
3
R
0
1
4
3
3
R
0
1
5
3
3
R
0
1
6
3
3
R
0
1
3
3
3
R
0
1
7
3
3
R
0
1
8
3
3
R
0
1
9
3
3
R
0
2
0
SC
KO
DO
UT
0
.1
u
F
C
0
0
4
O
P
T
IC
A
L
C
O
A
X
G
N
D
G
N
D
G
N
D
G
N
D
G
N
D
G
N
D
G
N
D
2
1
3
R
EG1117
U
0
0
4
V
O
U
T
V
IN
G
N
D
G
N
D
1
2
O
S
-3
3
C
N
0
5
2
G
N
D
G
N
D
G
N
D
V
IN
1
2
O
S
-3
3
C
N
0
5
1
G
N
D
G
N
D
0
.1
u
F
C
0
1
4
0
.1
u
F
C
0
1
5
1
0
u
F
/1
6
V
C
0
5
2
0
.1
u
F
C
0
5
3
2
2
k
R
0
5
1
1
0
u
F
/1
6
V
C
0
5
4
P
S
C
K
0
P
S
C
K
1
F
M
T
0
F
M
T
1
1
2
3
4
5
6
7
8
D
S
S
1
0
4
S
W
0
0
2
V
IN
1
0
u
F
/1
6
V
C
0
0
5
G
N
D
1
0
u
F
/1
6
V
C
0
5
1
4
7
0
R
0
0
5
1
S
S
1
3
3
D
0
0
1
1
2
3
4
S
K
H
H
_
S
W
S
W
0
0
1
4
7
k
R
0
0
4
X
't
a
l
P
L
L
A
U
T
O
F
T
1
E
-2
M
S
W
0
0
4
M
e
a
su
re
m
e
n
t
P
o
in
t
JP
0
0
1
M
e
a
su
re
m
e
n
t
P
o
in
t
JP
0
0
2
H
L
F
F
C
-2
B
M
E
P
1
C
N
0
0
2
1
2
3
4
5
F
F
C
-5
A
M
E
P
1
C
N
0
0
3
1
2
3
4
5
6
7
8
F
F
C
-8
B
M
E
P
1
C
N
0
0
4
1
2
3
4
5
6
7
8
F
F
C
-8
B
M
E
P
1
C
N
0
0
5
1
2
3
4
5
6
7
8
F
F
C
-8
B
M
E
P
1
C
N
0
0
6
BC
KO
LR
CK
O
B
C
K
O
L
R
C
K
O
L
R
C
K
O
B
C
K
O
L
R
C
K
O
B
C
K
O
G
N
D
E
R
R
O
R
T
L
S
U
1
2
4
D
0
0
2
T
L
O
U
1
2
4
D
0
0
5
T
L
O
U
1
2
4
D
0
0
6
A
U
D
IO
_
_
_
_
_
_
E
M
P
H
T
L
G
U
5
3
D
D
0
0
3
T
L
Y
U
1
2
4
D
0
0
4
F
S
O
U
T
1
F
S
O
U
T
0
1
3
2
F
F
C
-3AMEP1
H
DR053
1
2
3
4
5
6
G
N
D
7
8
9
1
0
1
1
1
2
1
3
V
cc
1
4
7
4
L
V
U
0
4
U
0
0
2
R008
0.068uF
0.0047uF
8
0
Ω
2.2k
R021
470
R022
680
R023
1.5k
R024
1.5k
R025
1
2
3
4
5
6
7
8
9
11
12
13
14
15
16
17
18
19
20
GND
Vcc
10
74LV541
U006
6
C013
C012
Schematic, Printed-Circuit Board and Bill of Materials
Figure 5. Schematic
SLAU225 – July 2007
DIR9001 Evaluation Board
7