Spectra Engineering MX800 - Circuit Diagram: MX800 CONTROLLER BOARD DIGITAL SECTION; Digital Section Details (continued)

1 2 3 4 5 6 7 8
A B C D
8
7654321
D
C B A
8
9
10
IC9C
74HC32
/CS_MDM_1
11
12 13
IC9D
74HC32
/CS_MDM_2
A0
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
B0
18
B1
17
B2
16
B3
15
B4
14
B5
13
B6
12
B7
11
E
19
DIR
1
VCC
20
GND
10
IC45
74HC245
ETH
+5
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
BAD0
BAD1
BAD2
BAD3
BAD4
BAD5
BAD6
BAD7
/IO_SEL1
/BRD
OC
1
CLK
11
1D
2
2D
3
3D
4
4D
5
5D
6
6D
7
7D
8
8D
9
1Q
19
2Q
18
3Q
17
4Q
16
5Q
15
6Q
14
7Q
13
8Q
12
GND
10
VCC
20
IC46
74HC574
+5
C112 100n
ETH
ETH
4 5
6
IC9B
74HC32
ETH
BAD0
BAD1
BAD2
BAD3
BAD4
BAD5
BAD6
BAD7
/BWR
/EX_IO
BAD0
BAD1
BAD2
BAD3
BAD4
BAD5
BAD6
BAD7
D1
2
D2
3
D3
4
D4
5
D5
6
D6
7
D7
8
D8
9
Q1
18
Q2
17
Q3
16
Q4
15
Q5
14
Q6
13
Q7
12
Q8
11
E1
1
E2
19
VCC
20
GND
10
IC48
74HC541
/BRD
/EX_IO_2
+5
ETH
BAD0
BAD1
BAD2
BAD3
BAD4
BAD5
BAD6
BAD7
D1
2
D2
3
D3
4
D4
5
D5
6
D6
7
D7
8
D8
9
Q1
18
Q2
17
Q3
16
Q4
15
Q5
14
Q6
13
Q7
12
Q8
11
E1
1
E2
19
VCC
20
GND
10
IC47
74HC541
/BRD
/EX_IO_1
+5
ETH
9
8
7
6
5
4
3
2
1
SIP3
10K
R169-R176 8 X 1K
SKF-25
SKF-24
SKF-23
SKF-22
SKF-21
SKF-20
SKF-19
SKF-18
DIGITAL OUTPUT PORTC
R161-R168
8 X 10K
R153-R160
8 X 10K
ETHETH
SKF/A-10
SKF/A-11
SKF/A-12
SKF/A-13
SKF/A-14
SKF/A-15
SKF/A-16
SKF/A-17
SKF-2
SKF-3
SKF-4
SKF-5
SKF-6
SKF-7
SKF-8
SKF-9
9
8
7
6
5
4
3
2
1
SIP4
10K
DIGITAL INPUT PORT B DIGITAL INPUT PORT A
BCD CHANNEL SELECT
3 1
2
JMP15
31
2
JMP19
+5
PULL-UP PULL-DOWN
+5 OUT
ETH OUT
+5
SKF-1
D1
2
D2
3
D3
4
D4
5
D5
6
D6
7
D7
8
D8
9
Q1
18
Q2
17
Q3
16
Q4
15
Q5
14
Q6
13
Q7
12
Q8
11
E1
1
E2
19
VCC
20
GND
10
IC63
74HC541
ETH
/IP_CNTRL2
/BRD
+5
9 8 7 6 5 4 3 2
1
SIP5
10K
+5
R260-R267
8x 10K
SKL-6
SKL-3
SKL-2
SKL-1
MIC_PTT
HOOK
PB2
PB1
SKK-4
SKF/B-4
SKF/B-7
SKF/B-2
SKF/B-5
SKF/B-6
SKF/B-3
SKF/B-9
SKF/B-8
SKF/B-1
SKF/B-10
SKF/A-26 NC
ETH
NOTES
1. SKB = PA
2. SKC=EXCITER
3. SKD=RECEIVER
* REV P ONWARDS
9 TRADE ROAD MALAGA 6062
WESTERN AUSTRALIA
PHONE +618-92482755
GJ PG
MX800 CONTROLLER
5 OF 6 ICS001-5I
DATE REVISION TITLE
DRAWING No SHEET REV
PCB
BY DATE
DESIGNED
DRAWN
CHECKED
APPROVED
APP
SPECTRA ENGINEERING
(C) Copyright
SECTION
GJ GP
BOARD DIGITAL