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Date:
KiCad E.D.A. kicad (5.1.5-0)
Rev:
Size: A1
Id: 1/1
Title:
File: vectron_vga_plus_design.sch
Sheet: /
~ST
1
GND
2
OUT
3
VCC
4
X1
25.175 MHz Oscillator
1~CLR
1
2~PRE
10
2CLK
11
2D
12
2~CLR
13
VCC
14
1D
2
1CLK
3
1~PRE
4
1Q
5
1~Q
6
GND
7
2~Q
8
2Q
9
U4
SN74LS74AN
+5V
GND
PWR_FLAG
GND
GND
+5V
+5V
A18
1
A2
10
A1
11
A0
12
DQ0
13
DQ1
14
DQ2
15
VSS
16
DQ3
17
DQ4
18
DQ5
19
A16
2
DQ6
20
DQ7
21
CE
22
A10
23
OE
24
A11
25
A9
26
A8
27
A13
28
WE
29
A14
3
A17
30
A15
31
VCC
32
A12
4
A7
5
A6
6
A5
7
A4
8
A3
9
U12
AS6C4008-55PCN
PWR_FLAG
GND
GND
GND
+5V
~MR
1
CET
10
Q3
11
Q2
12
Q1
13
Q0
14
TC
15
VCC
16
CP
2
D0
3
D1
4
D2
5
D3
6
CEP
7
GND
8
~PE
9
U7
74LS161
~MR
1
CET
10
Q3
11
Q2
12
Q1
13
Q0
14
TC
15
VCC
16
CP
2
D0
3
D1
4
D2
5
D3
6
CEP
7
GND
8
~PE
9
U8
74LS161
~MR
1
CET
10
Q3
11
Q2
12
Q1
13
Q0
14
TC
15
VCC
16
CP
2
D0
3
D1
4
D2
5
D3
6
CEP
7
GND
8
~PE
9
U11
74LS161
~MR
1
CET
10
Q3
11
Q2
12
Q1
13
Q0
14
TC
15
VCC
16
CP
2
D0
3
D1
4
D2
5
D3
6
CEP
7
GND
8
~PE
9
U14
74LS161
~MR
1
CET
10
Q3
11
Q2
12
Q1
13
Q0
14
TC
15
VCC
16
CP
2
D0
3
D1
4
D2
5
D3
6
CEP
7
GND
8
~PE
9
U18
74LS161
GND
GND
1
1
10
10
11
11
12
12
13
13
14
14
15
15
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
SHIELD
S1
SHIELD
S2
J6
L77HDE15SD1CH4F
GND
1
J3
G
+5V
GND
GND
+5V
~Mr
1
GND
10
Cp
11
Q4
12
D4
13
D5
14
Q5
15
Q6
16
D6
17
D7
18
Q7
19
Q0
2
VCC
20
D0
3
D1
4
Q1
5
Q2
6
D2
7
D3
8
Q3
9
U3
74LS273
+5V
C1
220 uF
GND
*P>Q
1
GND
10
P4
11
Q4
12
P5
13
Q5
14
P6
15
Q6
16
P7
17
Q7
18
*P=Q
19
P0
2
VCC
20
Q0
3
P1
4
Q1
5
P2
6
Q2
7
P3
8
Q3
9
U1
SN74LS682N
1A
1
3B
10
4Y
11
4A
12
4B
13
VCC
14
1B
2
1Y
3
2A
4
2B
5
2Y
6
GND
7
3Y
8
3A
9
U10
SN74HC32N
1A
1
5Y
10
5A
11
6Y
12
6A
13
VCC
14
1Y
2
2A
3
2Y
4
3A
5
3Y
6
GND
7
4Y
8
4A
9
U13
SN74LS04N
DIR
1
GND
10
B8
11
B7
12
B6
13
B5
14
B4
15
B3
16
B2
17
B1
18
~OE
19
A1
2
VCC
20
A2
3
A3
4
A4
5
A5
6
A6
7
A7
8
A8
9
U15
SN74LS245N
DIR
1
GND
10
B8
11
B7
12
B6
13
B5
14
B4
15
B3
16
B2
17
B1
18
~OE
19
A1
2
VCC
20
A2
3
A3
4
A4
5
A5
6
A6
7
A7
8
A8
9
U17
SN74LS245N
1~G
1
GND
10
2A1
11
1Y4
12
2A2
13
1Y3
14
2A3
15
1Y2
16
2A4
17
1Y1
18
2~G/2G+
19
1A1
2
VCC
20
2Y4
3
1A2
4
2Y3
5
1A3
6
2Y2
7
1A4
8
2Y1
9
U2
SN74LS244N
1~G
1
GND
10
2A1
11
1Y4
12
2A2
13
1Y3
14
2A3
15
1Y2
16
2A4
17
1Y1
18
2~G/2G+
19
1A1
2
VCC
20
2Y4
3
1A2
4
2Y3
5
1A3
6
2Y2
7
1A4
8
2Y1
9
U5
SN74LS244N
1~G
1
GND
10
2A1
11
1Y4
12
2A2
13
1Y3
14
2A3
15
1Y2
16
2A4
17
1Y1
18
2~G/2G+
19
1A1
2
VCC
20
2Y4
3
1A2
4
2Y3
5
1A3
6
2Y2
7
1A4
8
2Y1
9
U9
SN74LS244N
1~G
1
GND
10
2A1
11
1Y4
12
2A2
13
1Y3
14
2A3
15
1Y2
16
2A4
17
1Y1
18
2~G/2G+
19
1A1
2
VCC
20
2Y4
3
1A2
4
2Y3
5
1A3
6
2Y2
7
1A4
8
2Y1
9
U16
SN74LS244N
+5V
C3
220 uF
GND
+5V
C4
220 uF
GND
+5V
C2
220 uF
+5V
+5V
+5V
GND
GND
GND
+5V
+5V
GND
R5
100 ohm
R6
200 ohm
GND
R3
100 ohm
R4
200 ohm
GND
R1
100 ohm
R2
200 ohm
1
2
3
4
5
J5
Power
1
2
3
4
5
J4
VGA Out
+5V
GND
+5V
GND
+5V
GND
+5V
GND
+5V
GND
+5V
1
2
3
4
5
J2
Data In
1
10
11
12
13
14
15
16
17
18
2
3
4
5
6
7
8
9
J1
Address In
GND
+5V
+5V
GND
GND
GND
+5V
GND
GND
+5V
1
2
J7
Mode
GND
+5V
+5V
GND
GND
+5V
+5V
+5V
*P>Q
1
GND
10
P4
11
Q4
12
P5
13
Q5
14
P6
15
Q6
16
P7
17
Q7
18
*P=Q
19
P0
2
VCC
20
Q0
3
P1
4
Q1
5
P2
6
Q2
7
P3
8
Q3
9
U6
SN74LS682N
GND
GND
GND
+5V
GND
GND
GND
GND
GND
+5V
+5V
GND
+5V
+5V
+5V
+5V
GND
+5V
GND
+5V
+5V
+5V
GND
+5V
+5V
WE
CE
A0
A17
G
G
D0
G
5V
5V
D4
GND
R
G
B
VS
HS