IN DC
7805
IC8
C9
10M
ARK500/2
SV1
+5V
+5V
C13
2G2
J10
L293D
IC5
74HC04
IC7
+5V
J9
J4
74HC04
IC7
C12
2G2
74HC04
IC7
+5V
C6
22n
C7
22n
C3
15p
C2
15p
L293D
IC4
C14
100n
JUMPER4
J8
X1
20MHz
C1
10M
R2
22K
74HC04
IC7
J3
74HC04
IC7
IC1
PIC16C57C
R1
1K
74HC04
IC7
C11
2G2
R5
4K7
R6
4K7
L293D
IC3
R7
3K3
+5V
C8
3n3
J2
74HC04
IC6
+5V
J6
74HC04
IC6
C10
2G2
L293D
IC2
74HC04
IC6
J5
74HC04
IC6
J1
74HC04
IC6
74HC04
IC6
1
2
3
2
1
4
3
2
1
8
16
9
1
15
10
7
2
13
12
5
4
14
11
6
3
13
12
4
3
2
1
4
3
2
1
11
10
9
8
8
16
9
1
15
10
7
2
13
12
5
4
14
11
6
3
4
3
2
1
5
6
4
3
2
1
3
4
26
27
28
1
18
19
20
21
22
23
24
25
10
11
12
13
14
15
16
17
6
7
8
9
1
2
8
16
9
1
15
10
7
2
13
12
5
4
14
11
6
3
4
3
2
1
13
12
4
3
2
1
11
10
8
16
9
1
15
10
7
2
13
12
5
4
14
11
6
3
9
8
4
3
2
1
5
6
4
3
2
1
3
4
1
2
VI
A
D
J
VO
VCC2
VCC1
EI3,4
EI1,2
IN1A
IN3A
IN2A
IN1A
GND
GND
GND
GND
OUT4Y
OUT3Y
OUT2Y
OUT1Y
VCC2
VCC1
EI3,4
EI1,2
IN1A
IN3A
IN2A
IN1A
GND
GND
GND
GND
OUT4Y
OUT3Y
OUT2Y
OUT1Y
OSC2/CLKOUT
OSC1
MCLR
RTCC
RC0
RC1
RC2
RC3
RC4
RC5
RC6
RC7
RB0
RB1
RB2
RB3
RB4
RB5
RB6
RB7
RA0
RA1
RA2
RA3
VCC2
VCC1
EI3,4
EI1,2
IN1A
IN3A
IN2A
IN1A
GND
GND
GND
GND
OUT4Y
OUT3Y
OUT2Y
OUT1Y
VCC2
VCC1
EI3,4
EI1,2
IN1A
IN3A
IN2A
IN1A
GND
GND
GND
GND
OUT4Y
OUT3Y
OUT2Y
OUT1Y
Circuit diagram
EZ-670
MH-680
V 1.1
28.1.2002
4 OF 5
NAME:
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