NC-500
SCHEMATIC DIAGRAMS
Network Circuit Section
- 2/2
A
1
2
3
4
5
B
C
D
A15
A16
A15
A16
D31
D30
D29
D28
D27
D26
D25
D24
D23
D22
D21
D20
D19
D18
D17
D16
A13
A14
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
D9
D2
D1
D10
D0
D3
D4
D5
D6
D7
D8
D11
D12
D13
D14
D15
A27
A26
A25
A24
A23
A22
A21
A20
A19
A18
A17
A14
A13
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D13
D14
D15
A1
A2
A3
D12
CT
A3
A2
A1
D12
D15
D14
D13
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
LINKLED
LANLED
XSDRAMCS
SDQM2
SDCKE
SDCLK
XWE
XOE
XSDRAS
XLANCS
XOE
XWE
XFLASHCS
XWE
XOE
XOE
XWE
XLANCS
XLANINT
XWE
XOE
XFLASHCS
XLANCS
XFLASHCS
LANINT
EXPRDY
LANRESET
XRESET
SDQM2
SDQM3
SDCKE
SDCLK
XSDRAMCS
XWE
XOE
XSDRAS
COM2_RXD
(XURESET)
(XPOR)
To Control CPU Board
DAMUTE
(XURESET)
(XPOR)
XDITCS
XDITPD
XDARST
DIGCL
DIGDO
XDACS
To NC500 Board
XDITPD
XDITCS
COM2_TXD (0-5V)
COM2_RXD (0-5V)
(XURESET)
XDARST
DAMUTE
XDACS
DIGDO
DIGCL
(XPOR)
F32K
SDQM3
To Video Board
OPTSIGNAL
MAC Address
E2ROM
COM2_TXD
TXD-
TXD+
RXD-
RXD+
To JTAG ICE
XURESET
TDO
TXCLK
TMS
TDI
XTRST
XURESET
TDO
TXCLK
TMS
TDI
XTRST
XDARST
PWR
NT
COM2_TXD
COM2_RXD
EXPRDY
LANRESET
COM2_TXD
COM2_RXD
(XPOR)
(XURESET)
XDITCS
XDITPD
XDARST
DIGCL
DIGDO
XDACS
DAMUTE
LANRESET
XRESET
XRESET
XTRST
TDI
TMS
TXCLK
TDO
XURESET
OPTSIGNAL
OPTSIGNAL
OPTSIGNAL
DAMUTE
XDACS
DIGDO
DIGCL
XDARST
XDITPD
XDITCS
(XURESET)
(XPOR)
XRESET
LANRESET
T
C670
C671
NC-500
NC
NC
NC-500
C682
NC
R559
P610B
P608B
P606B
P604B
P603A
P601
52610-1390
52610-1390
BM05-SRSS-TB
NC
NC
NC
NC
C691
0.1
R619
R624
R638
R639
R640
R561
NC
NC
0
NC
NC
NC
R560
R641
NC
10K
C683
NC
C684
0.1
XDACS
XPOR
DSPDA
DSPCL
NETTX
NETRX
GNDDSP
+5VNET
NPOWER
Main Memory
Program Flash ROM
R697
X603
Q615
Q611
MCR35103J
S-80127CNMC-JKM
NC
NC
R658
10K
R681
R680
R677
R676
R675
NC
0
4.7K
4.7K
4.7K
R674
R671
R670
4.7K
4.7K
NC
4.7K
R693
10K
R694
R695
NC
R696
NC
+3.3V +3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
R628 0
R629 0
+3.3V
C609 0.1
C610 0.1
C611 0.1
C612 0.1
C626 0.1
C625 0.1
R603 0
R604 0
C624 0.1
R618 10K
R617 10K
C643 0.1
C642 0.1
R627 10K
C653 0.1
C654 0.1
C655 0.1
R649 10K
C662 0.1
C661 0.1
C660 0.1
C664 0.1
C665 0.1
C690 0.1
L606
BLM21P221SG
C657 10P
C656 10P
X602
20MHz
R683 4.7K
R686 10K
R684 4.7K
R693
4.7K
R694 10K
R657 10K
Q608
HM5264165FTT-B6
BS1
21
BS0
20
A12/NC
36
A11
35
A10
22
A9
34
A8
33
A7
32
A6
31
A5
30
A4
29
A3
26
A2
25
A1
24
A0
23
CS
19
RAS
18
CAS
17
WE
16
CLK
38
CKE
37
UDQM
39
LDQM
15
Vcc2
27
Vcc1
14
Vcc0
1
Vss2
54
Vss1
41
Vss0
28
VssQ0 6
VssQ1 12
VssQ2 46
VssQ3
52
VccQ0 3
VccQ1 9
VccQ2 43
VccQ3 49
NC 40
DQ0 2
DQ1 4
DQ2 5
DQ3
7
DQ4 8
DQ5 10
DQ6 11
DQ7 13
DQ8 42
DQ9 44
DQ10 45
DQ11 47
DQ12 48
DQ13 50
DQ14 51
DQ15 53
Q603
HM5264165FTT-B6
BS1
21
BS0
20
A12/NC
36
A11
35
A10
22
A9
34
A8
33
A7
32
A6
31
A5
30
A4
29
A3
26
A2
25
A1
24
A0
23
CS
19
RAS
18
CAS
17
WE
16
CLK
38
CKE
37
UDQM
39
LDQM
15
Vcc2
27
Vcc1
14
Vcc0
1
Vss2
54
Vss1
41
Vss0
28
VssQ0 6
VssQ1 12
VssQ2
46
VssQ3 52
VccQ0 3
VccQ1 9
VccQ2 43
VccQ3 49
NC 40
DQ0 2
DQ1 4
DQ2
5
DQ3 7
DQ4 8
DQ5 10
DQ6 11
DQ7 13
DQ8 42
DQ9 44
DQ10 45
DQ11 47
DQ12 48
DQ13 50
DQ14 51
DQ15 53
R605
8.2_1%
R607
8.2_1%
C633
0.01
C628 560P
C634 0.01
Q606
93LC46B
CS
1
DO
4
DI
3
SK
2
VSS
5
DC 7
NC 6
VCC
8
+3.3V
C646 0.1
+3.3V
R602
100_1%
R601
100_1%
R553
100_1%
R555
27K_1%
R556
27K_1%
R554
100_1%
R642
10K_1%
R698
10K_1%
R699
2.7M_1%
+3.3V
R630 10K
Q604
MX29LV320BTC-90
A20
10
A19
9
A18
16
A17
17
A16
48
A15
1
A14
2
A13
3
A12
4
A11
5
A10
6
A9
7
A8
8
A7
18
A6
19
A5
20
A4
21
A3
22
A2
23
A1
24
A0
25
WE
11
OE
28
CE
26
VSS1
27
VSS2
46
RESET 12
WP/ACC 14
RY/BY 15
BYTE 47
NC 13
D0 29
D1 31
D2 33
D3 35
D4 38
D5 40
D6 42
D7 44
D8 30
D9
32
D10 34
D11 36
D12 39
D13 41
D14 43
D15 45
VCC
37
Q609C
TC7W14FK
6
2
R654
4.7K
+5V
R685 10K
+3.3V
+3.3V
R558
10K
C695 0.1
Q618B
TC7W14FK
3
5
Q618A
TC7W14FK
1
7
Q618C
TC7W14FK
6
2
+5.6V
+5.6V
D601
1SS352
P608B
VAL
1
2
3
4
5
6
7
8
9
10
11
12
13
P610B
VAL
13
12
11
10
9
8
7
6
5
4
3
2
1
P604B
VAL
13
12
11
10
9
8
7
6
5
4
3
2
1
R679
0
P605
NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
+3.3V
R666
10K
R665
10K
R663
10K
R664
10K
R678
0
R668
0
R561
VAL 1
+3.3V +3.3V
R660 10K
R659 10K
3.3V
C669 0.1
+3.3V
C667 0.1
C668 0.1
C666 0.1
+3.3V
R662 10K
R656
2
R655
1K
2
C678 0.1
C679
1006.3Ta
+
L605
BLM21P221SG
Q616
CS8900A
CS8900A-CQ3
SA19
60
SA18
59
SA17
58
SA16
54
SA15
53
SA14
52
SA13
51
SA12
50
SA11
48
SA10
47
SA9
46
SA8
45
SA7
44
SA6
43
SA5
42
SA4
41
SA3
40
SA2
39
SA1
38
SA0
37
SD15
18
SD14
19
SD13
20
SD12
21
SD11
24
SD10
25
SD9
26
SD8
27
SD7
74
SD6
73
SD5
72
SD4
71
SD3
68
SD2
67
SD1
66
SD0
65
CHIPSEL
7
ELCS
2
MEMW
28
MEMR
29
IOW
62
IOR
61
REFRESH
49
SBHE
36
AEN
63
MEMCS16
34
IOCS16
33
INTRQ0
32
IOCHRDY
64
INTRQ3
35
INTRQ2
30
INTRQ1
31
RESET
75
DMARQ2
11
DMACK2
12
DMARQ1
13
DMACK1
14
DMARQ0
15
DMACK0
16
AVDD3
95
AVDD2
85
AVDD1
90
AVSS4
96
AVSS3
94
AVSS2
86
AVSS1
89
AVSS0
1
XTAL2 98
XTAL1 97
TEST 76
RES 93
LANLED 100
LINKLED 99
SLEEP 77
EESK 4
EEDOUT 5
EEDIN 6
EECS 3
CSOUT 17
BSTS / HCI 78
DI+ 80
DI- 79
CI+ 82
CI- 81
DO- 84
DO+ 83
TXD- 88
TXD+ 87
RXD- 92
RXD+ 91
DVSS4
70
DVSS3A
57
DVSS3
55
DVSS2
23
DVSS1A
10
DVSS1
8
DVDD4
69
DVDD3
56
DVDD2
22
DVDD1
9
+3.3V
R658 VAL
Содержание NC 500 - NetTune Receiver
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