SYNCK3
BSZ1
D4 2
F3 10
AS
E5 7
TTIN
UARTA
UARTB
H1
H2
H2
2
WERAM[0..3]
WERAM[0..3]
QADS[0..31]
QADS0
QADS1
QADS2
QADS3
QADS4
QADS5
QADS6
QADS7
A0
A1
A2
A3
A4
A5
A6
A7
QADS[0..31]
H3
1
QADS8
QADS9
QADS10
QADS11
QADS12
QADS13
QADS14
QADS15
QADS16
QADS17
QADS18
QADS19
QADS20
QADS21
QADS22
QADS23
QADS24
QADS25
QADS26
QADS27
QADS28
QADS29
QADS30
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
RSCS1
RSCS2
R280
33.2
R281
33.2
RSEN
RST25_2
WERAM0
WERAM1
WERAM2
WERAM3
B4
3
B2
B4
10
A310
D4
C5
H3
2
R327
33.2
TTIN
UARTB
WR3
WR2
WR1
WR0
RW0
RST
A0
A2
GPIBR
A3
UARTA
IO0
2
IO1
3
IO2
4
IO3
5
IO4
6
IO5
7
IO6
8
IO7
9
IO8
14
IO9
15
IO10
16
IO11
17
IO12
18
IO13
19
IO14
20
IO15
21
IO16
24
IO17
25
IO18
26
IO19
27
IO20
28
IO21
29
IO22
30
IO23
31
IO24
36
IO25
37
IO26
38
IO27
39
IO29
41
IO30
42
IO31
43
CLK0/I2
13
CLK1/I5
35
VCC
44
GND
12
GND
23
GND
34
GND
1
VCC
22
IO28
40
I0
10
I1
11
I3
32
I4
33
U130
MACH210PLCC
GPWE
FTPCS
IRQCS
TAI
GPWE
AV_TA
BDIN
FTPCS
IRQCS
GPIBW
IOTA
AS
SYNCK3
DTS2
A4
+5V
IOTA
AV-TA
BDIN
BSZ1
BSZ0
BSZ0
GWR1
E3
H2
H1
2
C2 11
C4 1
D4 2
C2 11
E3 2
DSPRST
DSPRST
RST25_2
B4 1
H1 2
CK33
A5
A1
BGLAN
BREXT
BPRCS
+5V
IO0
2
IO1
3
IO2
4
IO3
5
IO4
6
IO5
7
IO6
8
IO7
9
IO8
14
IO9
15
IO10
16
IO11
17
IO12
18
IO13
19
IO14
20
IO15
21
IO16
24
IO17
25
IO18
26
IO19
27
IO20
28
IO21
29
IO22
30
IO23
31
IO24
36
IO25
37
IO26
38
IO27
39
IO29
41
IO30
42
IO31
43
CLK0/I2
13
CLK1/I5
35
VCC
44
GND
12
GND
23
GND
34
GND
1
VCC
22
IO28
40
I0
10
I1
11
I3
32
I4
33
U131
MACH210PLCC
R295
4.75K
GPIBR
BGEXT
BREXT
BGLAN
BG40
FEWR
BPRCS
CK25-2
E33
F4
F5
12
H22
D31
F412
B44B51
TAI
+5V +5V
+5V+5V
CK25-1
QADS31 A31
D
2
Q
5
CK
3
Q
6
P
R
4
C
L
1
U50A
74F5074
D
12
Q
9
CK
11
Q
8
P
R
1
0
C
L
1
3
U50B
74F5074
E5
7
BGDSP
BR40
BRDSP
EOE
FEOE
EPCS
TMO
CLR_PAR
B51
H22
H1
C26
A2
E43
D31
BG40
BGEXT
BGDSP
BR40
BRDSP
TIMOUT
CK33
EOE
FEOE
TMO
EPCS
BRLAN
BBIN
+5V
CLR_PAR
R296
4.75K
TAD40
BBEXT
BBEXT
OERB
BBDSP
BBDSP
NVOE
MEMCS
OERB
TADRAM
NVCS
FEPCS
+5V
FEPCS
NVOE
MEMCS
GWR1
E4 6
G3
B5 3
F312
C3 4
+5V
1
2
3
U45A
74F38
+5V
+5V
4
5
6
U45B
74F38
12
13
11
U45D
74F38
R179
1.00K
R181
1.00K
R180
1.00K
R182
1.00K
BB
BBIN
+5V
D3 1
TP7
IPL0
IPL1
IPL2
IPL1
IPL2
IPL0
B3
B3
B3
1
EXIRQ2
EXIRQ4
MIRQ4
VDOIRQ
DSPIRQ
MIRQ2
H26
B31
F512
H26
F512
D38
DTS6
FEPCS
LEDCS
PACK2
ACK_ALL
LEDCS
ACK-ALL
IRQ2
IRQ4
PACK2
F3 10
F1
E3
2
H3
H3
2
DTS3
BSRCS
DTS6
GPIBCS
NVEN
IO0
2
IO1
3
IO2
4
IO3
5
IO4
6
IO5
7
IO6
8
IO7
9
IO8
14
IO9
15
IO10
16
IO11
17
IO12
18
IO13
19
IO14
20
IO15
21
IO16
24
IO17
25
IO18
26
IO19
27
IO20
28
IO21
29
IO22
30
IO23
31
IO24
36
IO25
37
IO26
38
IO27
39
IO29
41
IO30
42
IO31
43
CLK0/I2
13
CLK1/I5
35
VCC
44
GND
12
GND
23
GND
34
GND
1
VCC
22
IO28
40
I0
10
I1
11
I3
32
I4
33
U132
MACH210PLCC
CLKWE
BRLAN
BSRCS
TIMOUT
CLKWE
F312
C54
DTS3
DTS4
DTS5
DTS6
DTS7
DTS8
DTS1
+5V
+5V
CK25-1
A
1
QA
3
B
2
QB
4
QC
5
QD
6
QE
10
CLK
8
QF
11
QG
12
CLR
9
QH
13
U71
74F164
1 2
3 4
5 6
7 8
R40
33
DTS2
1 2
3 4
5 6
7 8
R38
33
H22
D56
TS
CK25-1
D2
2
G3
1
C211
H16
H32
D46
H3
H12
H16
GPIBW
NVEN
GPIBCS
DIPCS
FACC
CKOE
GPIBW
CKOE
COUNTCS
FACC
FEPEN
RW0
PACK1
DTS7
NVCS
EPCS
PGOK
DIPCS
CK33
+5V
GWR1
RST25_2
R297
4.75K
+5V
CCS
DISPEN
DISPEN
CCS
BPRCS
GPIBR
CLKCS
CLKCS
IRQ3
IRQ5
E4 6
D3 4
EXIRQ3
CLKIRQ
EXIRQ5
MIRQ5B
MIRQ3A
MIRQ3B
FPIRQ
MIRQ7A
MNI
BHR
EXIRQ4
GPIBINT
EXIRQ5
CLKIRQ
MIRQ3B
MIRQ3A
MIRQ5B
FPIRQ
IRQRS2
IRQ4B
IPL0
IPL1
IPL2
F512
E310
H2
H26
F512
H36
E57
NMINVBF
EXTIRQ1
EXIRQ7
EXIRQ6
VDOIRQ
TMIRQ
MIRQ1
MIRQ4
MIRQ6B
IRQRS1
MIRQ6A
EXIRQ3
MIRQ4B
IO0
2
IO1
3
IO2
4
IO3
5
IO4
6
IO5
7
IO6
8
IO7
9
IO8
14
IO9
15
IO10
16
IO11
17
IO12
18
IO13
19
IO14
20
IO15
21
IO16
24
IO17
25
IO18
26
IO19
27
IO20
28
IO21
29
IO22
30
IO23
31
IO24
36
IO25
37
IO26
38
IO27
39
IO29
41
IO30
42
IO31
43
CLK0/I2
13
CLK1/I5
35
VCC
44
GND
12
GND
23
GND
34
GND
1
VCC
22
IO28
40
I0
10
I1
11
I3
32
I4
33
U51
MACH110PLCC
+5V
EXIRQ1
IRQRS1
IRQ1
IRQ6
MIRQ1
TMIRQ
EXIRQ6
MIRQ6B
MIRQ6A
IRQRS2
H3
H3
6
F5 12
D4
E2 10
H2
F4 6
F5 12
IRQ7
NVBF
F5 12
B5 3
H3
H1
6
INTERRUPT ENCODER
MIRQ7A
EXIRQ7
NMICLR
MIRQ5A
GPIBINT
+5V
MNI
MIRQ5A
IRQ4B
MIRQ4B
+5V
G46
C511
B211
H36
R252
3.32K
1
2
3
4
5
6
7
J52
SCLKIN
RXCLK
HEN
HI56TA
HITA
HEN
DATALINE
RCLK
SCLKIN
RXOUT
+5V
R262
33.2
SDATIN
N/C
DSP56K
E3 2
A5 11
F2
B3
D4
10
HICS
RXMASK
TXOUT
CK33
TXRDY
IO0
2
IO1
3
IO2
4
IO3
5
IO4
6
IO5
7
IO6
8
IO7
9
IO8
14
IO9
15
IO10
16
IO11
17
IO12
18
IO13
19
IO14
20
IO15
21
IO16
24
IO17
25
IO18
26
IO19
27
IO20
28
IO21
29
IO22
30
IO23
31
IO24
36
IO25
37
IO26
38
IO27
39
IO29
41
IO30
42
IO31
43
CLK0/I2
13
CLK1/I5
35
VCC
44
GND
12
GND
23
GND
34
GND
1
VCC
22
IO28
40
I0
10
I1
11
I3
32
I4
33
U133
MACH210PLCC
GWR1
RST25_2
TXCLK
RXMASK
TXRDY
FEPEN
PGOK
NVCS
PACK1
COUNTCS
HICS
GWR1
G51
H32
A210
D4
B3
D4
10
R335
4.75K
+5V
VCC
GND
F110
H1
H32
G53
AM 700
CK3
+5V
CK3
5
PART OF A6 MAIN/CPU BOARD
BUS ARBITRATION AND INTERRUPT ENCODER