Velleman К8076 - Manual (Page 14)

14
21. Schematic diagram.
Schematic diagram
1
SW
-
+
15V DC
SK1
1N4007
D1
GND
220µ F/35
C10
GND
I O GN
D
UA78L05
VR2
I O GN
D
UA7812
VR1
GND
100n
C1
GND
100n
C2
100n
C3
1N4148
D3
1N4148
D2
GND GND
+VPIC
+VPP
1
6
2
7
3
8
4
9
5
S U B D 9 -P
- I B M S
E R IA
L I N T E R F A C E SK2
+5V
GND GND
GND
GND
GND GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
40P ZIF-SOCKET
PI
C
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
20PIN HEADER
SK5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
20PIN HEADER
SK6
+VPIC
GND
10µ F
C4
GND
10µ F
C5 FB47
R10
GND
+5V
1K5
R1
PG.
LD1
GND
DPGD
LD2
DVPP
LD4
3K3
R4
+VPP
C1+ 1
C1- 3
C2+ 4
C2- 5
VC
C
16
V+ 2
T1OUT 14
V- 6
T1IN 11
T2IN 10
R1OUT 12
R2OUT 9
T2OUT 7
R1IN 13
R2IN 8
GN
D
15
MAX232N
IC1
C8
C9
1µ Fµ
C6
1µ
C7
BC547C
T1
1N4148
D4 100K
R8
10K
R9
100K
R6
FB220
R11
3 2
IC2A
11 12
IC2E
5 4 IC2B
9 10 IC2D
14 15
1
8
VCC
VSS
CD4049B
IC2F
7 6
IC2C
GND
+VPIC
DPGC
LD3
3K3
R2
3K3
R3
GND GND
1 2 3 4 5
ICSP2
SK4
1 2 3 4 5
ICSP1
SK3
3K3
R5
BC557C
T2
+VPP
100K
R7
ICSP CONNECTORS
1 VPP
2 +VPIC (5V)
3 GND
4 PGM DATA (PGD)
5 PGM CLOCK (PGC)
1µ Fµ
1µ Fµ