Schematic diagram of a count up counter up to 999

1. SpiceOrder 1 SpiceOrder 2
SpiceOrder
1
SpiceOrder
2
SpiceOrder
1
SpiceOrder
2
SpiceOrder
1
SpiceOrder
2
HD-H101
74LS47N
HD-H101
74LS47N
HD-H101
74LS47N
74LS90N
74LS90N
74LS90N
VCC
VCC
VCC
GND
GND
GND
NE555
VCC
1N5060GP
1N5060GP
22-23-2021
GND
VCC
GND
VCC
GND
VCC
GND
VCC
GND
VCC
GND
VCC
GND
VCC
GND
VCC
GND
VCC
CA
CA
a
b
c
d
e
f
g
dp 5
9
2
6
7
3
4
1
10
8
DIS1
1 14
RN1A
2 13
RN1B
3 12
RN1C
4 11
RN1D
5 10
RN1E
6 9
RN1F
7 8
RN1G
IB
1
IC
2
LT
3
BI/RBO
4
RBI
5
ID
6
IA
7
E
9
D
10
C
11
B
12
A
13
G
14
F
15
IC1
CA
CA
a
b
c
d
e
f
g
dp 5
9
2
6
7
3
4
1
10
8
DIS2
1 14
RN2A
2 13
RN2B
3 12
RN2C
4 11
RN2D
5 10
RN2E
6 9
RN2F
7 8
RN2G
IB
1
IC
2
LT
3
BI/RBO
4
RBI
5
ID
6
IA
7
E
9
D
10
C
11
B
12
A
13
G
14
F
15
IC2
CA
CA
a
b
c
d
e
f
g
dp 5
9
2
6
7
3
4
1
10
8
DIS3
1 14
RN3A
2 13
RN3B
3 12
RN3C
4 11
RN3D
5 10
RN3E
6 9
RN3F
7 8
RN3G
IB
1
IC
2
LT
3
BI/RBO
4
RBI
5
ID
6
IA
7
E
9
D
10
C
11
B
12
A
13
G
14
F
15
IC3
CKB
1
R0(1)
2
R0(2)
3
R9(1)
6
R9(2)
7
QC
8
QB
9
QD
11
QA
12
CKA
14
IC4
CKB
1
R0(1)
2
R0(2)
3
R9(1)
6
R9(2)
7
QC
8
QB
9
QD
11
QA
12
CKA
14
IC5
CKB
1
R0(1)
2
R0(2)
3
R9(1)
6
R9(2)
7
QC
8
QB
9
QD
11
QA
12
CKA
14
IC6
GND
VCC 8
16
IC1G$2
GND
VCC 8
16
IC2G$2
GND
VCC 8
16
IC3G$2
3
1
2
4
S1
TRE
6
OUT
3
DIS
7
TRI
2
VCC+
8
GND
1
CON
5
/RES
4
IC7
R1
C1
C2
3
1
2
R2
D1
D2
3 1
2
4
S2
R3
X1-1
X1-2
GND
VCC 10
5
IC4P
GND
VCC 10
5
IC5P
GND
VCC 10
5
IC6P
C3 C4 C5 C6 C7 C8 C9 C10
+