TX-NR801/E
IC BLOCK DIAGRAMS AND DESCRIPTIONS
AUI
Transmitter
AUI
Collision
AUI
Receiver
Power
Manager
Boundary
Scan
Test Logic
802.3
MAC
Engine
EEPROM
Control
RAM
LED
Control
Clock
Encoder/
Decoder
&
PLL
10BASE-T
RX Filters &
Receiver
10BASE-T
RX Filters &
Transmitter
ISA
Bus
Logic
Memory
Manager
Q616 CS8900A(Ethernet Controller)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
AVSS0
ELCS
EECS
EESK
EEDataOut
EEDataiN
CHIPSEL
DVSS1
DVDD1
DVSS1A
DMARQ2
DMACK2
DMARQ1
DMACK1
DMARQ0
DMACK0
CSOUT
SD15
SD14
SD13
SD12
DVDD2
DVSS2
SD11
SD10
SD09
SD08
MEMW
MEMR
INTRQ2
INTRQ1
INTRQ0
IOCS16
MEMCS16
INTRQ3
SBHE
SA0
SA1
SA2
SA3
SA4
SA5
SA6
SA7
SA8
SA9
SA10
SA11
REFRESH
SA12
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
LANLED
LINKLED or HC0
XT
AL2
XT
AL1
A
VSS4
A
VDD3
A
VSS3
RES
RXD-
RXD+
A
VDD1
A
VSS1
TXD-
TXD+
A
VSS2
A
VDD2
DO-
DO+
CI-
CI+
DI-
DI+
BST
A
TUS or HC1
SLEEP
TEST
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
RESET
SD7
SD6
SD5
SD4
DVSS4
DVDD4
SD3
SD2
SD1
SD0
IOCHRDY
AEN
IOW
IOR
SA19
SA18
SA17
DVSS3A
DVDD3
DVSS3
SA16
SA15
SA14
SA13
CS8900A
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