ULN2003AD
FT232RL
L9637D
+5V
GND GND
4k7
4k7
GND
+5V
+5V+5V+5V
+5V+5V+5V+5V+5V
+5V
+5V+5V
+5V
+5V
GND
GND
GND
GND
GND
+5V
GND
510
4k7
4k7
+5V
2k7
+5V
4k7
4k7
GND GND
GND
100n
GND
9,1k
47uH
1k
GND
+5V
1k
1k
BC846ALT1SMD
+5V
GND
GND
1k
10k
10uF
ES2D
BC846ALT1SMD
1k
GND
GND
+5V
100n
GND
27
27
10MHz
27p27p
GND
GND
10uF
GND
+5V
ES2D
1k
10k
+5V
1k
1k
BC846ALT1SMD
BC846ALT1SMD
GND
100n
GND
A0
1
A1
2
A2
3
E1
4
E2
5
E3
6
Y7
7
GND
8
Y6
9
Y5
10
Y4
11
Y3
12
Y2
13
Y1
14
Y0
15
VCC
16
I1
1
I2
2
I3
3
I4
4
I5
5
I6
6
I7
7
O1
16
O2
15
O3
14
O4
13
O5
12
O6
11
O7
10
IC1
CD+
9
GND
8
IC3
VCC
20
3V3OUT
17
USBDP
15
USBDM
16
OSCO
28
OSCI
27
GND
7
TXD
1
RXD
5
RTS
3
CTS
11
DTR
2
DSR
9
DCD
10
RI
6
CBUS0
23
CBUS1
22
CBUS2
13
CBUS3
14
CBUS4
12
VCCIO
4
RESET
19
GND
25
GND
18
TEST
26
GND
21
IC4
VS
7
VCC
3
GND
5
K
6
LI
8
TX
4
RX
1
LO
2
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
31
31
32
32
33
33
34
34
35
35
36
36
37
37
38
38
39
39
40
40
41
41
42
42
43
43
44
44
R1
R2
TXD
1
GND
2
VCC
3
RXD
4
VREF
5
CANL
6
CANH
7
RS
8
TXD
1
GND
2
VCC
3
RXD
4
VREF
5
CANL
6
CANH
7
RS
8
P$1
P$1
P$2
P$2
P$3
P$3
P$4
P$4
P$5
P$5
P$6
P$6
P$7
P$7
P$8
P$8
P$1
P$1
P$2
P$2
P$3
P$3
P$4
P$4
P$5
P$5
P$6
P$6
P$7
P$7
P$8
P$8
P$1
P$1
P$2
P$2
P$3
P$3
P$4
P$4
P$5
P$5
P$6
P$6
P$7
P$7
P$8
P$8
P$1
P$1
P$2
P$2
P$3
P$3
P$4
P$4
P$5
P$5
P$6
P$6
P$7
P$7
P$8
P$8
P$1
P$1
P$2
P$2
P$3
P$3
P$4
P$4
P$5
P$5
P$6
P$6
P$7
P$7
P$8
P$8
P$1
P$1
P$2
P$2
P$3
P$3
P$4
P$4
P$5
P$5
P$6
P$6
P$7
P$7
P$8
P$8
P$1
P$1
P$2
P$2
P$3
P$3
P$4
P$4
P$5
P$5
P$6
P$6
P$7
P$7
P$8
P$8
P$1
P$1
P$2
P$2
P$3
P$3
P$4
P$4
P$5
P$5
P$6
P$6
P$7
P$7
P$8
P$8
1
2
3
4
5
6
7
8
9
10
JP1
1
2
3
4
JP2
D1
R3
R4
R5
TX
1
M0
2
M1
3
RX
4
BAT
5
LO
6
BUS
7
GND
8
R6
R7
R8
C1
R9
L1
R10
R11
R12
Q1
R13
R14
C2
D2
Q2
R15
IC2
GND
IN OUT
C3
R16
R17
Q3
C4C5
D3
C6
D4
R18
R19
R20
R21
Q4
Q5
C7
74HC238
18F45818F458
82C250
82C250
Relé FTR-B4
Relé FTR-B4
Relé FTR-B4
Relé FTR-B4
Relé FTR-B4
Relé FTR-B4
Relé FTR-B4
Relé FTR-B4
AU5790
+
+
8
12
3
7-15
14
4-5
11
6
1
16
