Orban Optimod-FM 8300 Operating Manual page 274

IC502
74LVX4245
+3.3V
+5VB
BD[0..7]
2 23
R/W
B to A NC
BD0 3 22
BUSEN
A0 OE
BD1 4 21
A1 B0
BD2 5 20
A2 B1
BD3 6 19
A3 B2
BD4 7 18
A4 B3
BD5 8 17
A5 B4
BD6 9 16
A6 B5
BD7 10 15
A7 B6
11 14
GND B7
+3.3V
RN501
100K-RESNET
J504
RESET
1 2
/SPI_CS
3 4
BD6
5 6
BD4
7 8
BD3
9 10
11 12
BD0
13 14
SMEMW
15 16
SMEMR
17 18
BIOR
19 20
SDO
21 22
(SHT5)
SCK
23 24
(SHT5)
DRQ1
R510
25 26
SA9
10.0K
27 28
SA8
1% 29 30
31 32
SA4
33 34
SA3
35 36
SA1
37 38
SA0
39 40
HDR 20X2
SHRD
BASE BOARD
CONNECTOR
+3.3V
D[0..7]
(SHT3,7)
D0 3
D0 Q0
D1 4
D0 D1 Q1
D2 7
D1 D2 Q2
D3 8
D2 D3 Q3
D4 13
D3 D4 Q4
D5 14
D4 D5 Q5
D6 17
D5 D6 Q6
D7 18
D6 D7 Q7
D7
D[0..7]
(SHT3,7)
+5VB
BD7 +3.3V +3.3V
BD5
BD2
R505 R508
BD1
75.0 OHM 75.0 OHM
AEN
1% 1%
BIOW
DACK1
SDI
(SHT5)
SA6
SA7
SA5
R507
SA2
10.0K
1%
6-56
TECHNICAL DATA
(SHT7)
SA[3..9]
IC504
74HC374
(SHT7)
PTMS 7
40
2 SS1
(SHT5)
5 SS2 SA9 3
(SHT5)
6 SS3 SA8 5
(SHT5)
9 SS4 SA7 20
(SHT5)
12 SS5 SA6 6
(SHT5)
15 SS6 SA5 8
(SHT5)
16 SS7 SA4 10
(SHT5)
19 SS8 SA3 11
(SHT5)
AEN 12
SMEMR 13
SMEMW 14
BIOR 15
BIOW 18
RESET 19
PTCK 26
(SHT7)
P2TDI 32
(SHT7)
4
IC501
74AHC541
+3.3V
BIOR 2
D1
BIOW 3
D2
SA0 4
D3
SA1 5
D4
SA2 6
D5
DACK1 7
D6
/SPI_CS 8
D7
R504
9
D8
100K
1%
1
E1
19
E2
R509
100K
1%
IC503
EPM7064AETC44-10
+3.3V
P1TDI
+3.3V +3.3V
R502 R503
100K 100K
1% 1%
41
TMS VCCINT
2
OE2
44
43
42
35
34
33
31
30
28
39
GCLRn
27
25
DSPRST
23
BUSEN
22
PLDEN
TCK
21
R/W
38 START
TDO OE1
37
GND GCLK1
J503
NONE
1 - 2
3 - 4 (R506)
18 HRD
Q1
(SHT3)
17 HWR
Q2
(SHT3)
16 A0
Q3
(SHT3)
15 A1
Q4
(SHT3)
14 A2
Q5
(SHT3)
13
HACK
Q6
(SHT3)
12
Q7
11
Q8
J500
DRQ1
1
2
HDR 2
DSP ISA BUS 8-BIT I/O SCHEMATIC
ORBAN MODEL 8300
* DO NOT STUFF J503
R506
75.0 OHM
?
J503
HDR 2X2
1 2
3 4
UNSHRD
DSPEN7
(SHT3)
DSPEN6
(SHT3)
DSPEN5
(SHT3)
DSPEN4
(SHT3)
DSPEN3
(SHT3)
DSPEN2
(SHT3)
DSPEN1
(SHT3)
DSPEN0
(SHT3)
(SHT3,7)
(SHT7)
(SHT7)
I/O ADDRESS SPACE
3XX
2XX
1XX
62170.000.12