AX88796 L
3-in-1 Local Bus Fast Ethernet Controller
RXER
RXER
RXDV
COL
CRS
P1
RXDV
COL
CRS
RXCK
RXD0
RXD1
RXD2
RXD3
TXCK
TXD0
TXD1
RXD0
GPI2
RXD1
TXD2
RXD2
1
14
2
15
3
16
4
17
5
18
6
19
7
20
8
21
9
22
10
23
11
24
12
25
13
STROB#
ATFD#
PD0
RXCK
RXD0
RXD1
RXD2
RXD3
TXCK
ERR
PD1
INIT#
PD2
TXD3
RXD3
SLIN#
PD3
TXEN
TXD0
TXD1
TXD2
TXD3
TXEN
TXD0
TXD1
TXD2
TXD3
RXCK
CRS
PD4
PD5
PD6
PD7
ACK
BUSY
PE
SA[0..9]
SD[0..15]
U3
RXD0
RXD1
RXD2
RXD3
RXCK
CRS
SA0
SA1
SA2
SA3
SA4
SA5
SA6
SA7
SA8
SA9
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
4
5
6
7
8
95
96
97
98
SA0
SA1
SA2
SA3
SA4
SA5
SA6
SA7
SA8
SA9
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
/BHE
IRQ
/IOIS16
/IORD
/IOWR R/W
RESET
RDY
AEN
/CS
/LDS
PD0
PD1
PD2
PD3
PD4
RXD0
RXD1
RXD2
RXD3
RX_CLK
CRS
BHE#
IORD#
IOWR#
COL
MDC
MDIO
BHE#
IORD#
MDC
MDIO
RXDV
TXCK
TXEN
GPI1
GPI0
IOWR#
AEN
99
PCLK
AEN
PCLK
RESET
9
100
101
102
107
108
109
110
111
112
66
RESET
IREQ
IRQ
PD5
COL
10
11
12
15
42
41
39
38
37
36
35
33
32
31
30
29
26
25
24
23
22
16
123
19
18
3
PD6
PD7
/ACK
BUSY
/STRB
/ATFD
/INIT
COL
RXDV
TXCK
TXEN
TXD0
TXD1
TXD2
TXD3
MDIO
MDC
TPIP
TPIN
RDY
RDY
IOIS16#
TPIP
TPIN
RX_DV
TX_CLK
TX_EN
TXD0
TXD1
TXD2
TXD3
MDIO
MDC
IOIS16#
3.3V
GND
ZVREG
TPOP
TPON
3.3V
GND
ZVREG
TPOP
TPON
SLCT
/SLCTIN
DB-25F
67
R49
R46
10K
10K
*1
/SPP_SET
GPI0
GPI1
GPI2
103
106
113
*6 Use Crystal or Oscillator.
SLCT
PE
/ERR
GPI0/LINK
GPI1/DPX
GPI2/SPD
SD8
SD9
U4
SD10
SD11
SD12
SD13
SD14
SD15
Y1
25MHZ
CLKO25
PCLK
XIN
44
R20
R48
20
XOUT
5
4
XIN
CLKO25M
OUT
XIN
XOUT
3.3V
79
80
8
LCLK/XTALIN
XTALOUT
VCC
GND
R52
2M
BHE#
IRQ
EECS
EESK
EEDI
EEDO
51
50
49
48
25MHZ OSC
/UDS
/IRQ
EECS
10K
C30
33p
C28
33p
C42
0.01u
*2
PPD_SET
EECK
EEDI
EEDO
IOIS16#
IORD#
IOWR#
RESET
RDY
AEN
CS#
ZVREG
TPOP
TPON
92
88
87
ZVREG
TPOP
TPON
2
1
128
/DTACK
/PSEN
TPIP
TPIN
L1
70
71
TPIP
TPIN
3.3V
3.3VD
C20
R5
U2
3.3V
D3
D2
D1
LED
LED
LED
R9
R8
R7
330
330
330
EECS
EESK
EEDI
EEDO
1
2
3
4
8
Link LED
Speed LED
FULL LED
0
CS
SK
DI
VCC
NC
NC
LINK
SPEED
FULL
C19 F.B.
SMD 1206
0.1u
60
61
62
7
6
5
+
+
LINK_LED LINK/ACT_LED
SPEEDLED
ACT_LED FULL/COL_LED
3.3V
C24
0.1u
GND
0.01u
GND
C1
C2
DO
GND
GND
REXTBS
REXT100
REXT10
13
27
40
53
74
83
84
R23
R22
R21
24.9K 1%
2.49K 1%
20.1K 1%
93C56R
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
REXTBS
REXT100
REXT10
4.7uF/16V
SMD 1206
4.7uF/16V
SMD 1206
57
45
46
47
65
BIST
IDDQ
TEST2
TEST1
IDDQ
104
114
126
R25
10K
*3 CPU Type select
3.3VD
C21
C22
0.01u
C33
C7
C6
C25
C5
14
28
34
43
52
54
63
94
CPU1 CPU0 MODE
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
CPU0
CPU1
LEDOP
1
3
58
59
R26
R27
R6
R1
R2
10K
*3
CPU0
CPU1
0.01u
0.01u
0.01u
0.01u
0.01u
0.01u
10K
10K
10K
10K
10K
*3
OFF
OFF
ON
OFF
ON
8051
GND
116
117
118
119
120
*4
*5
*5
*5
MC68K
80186
LED_OP
IO_BASE0
IO_BASE1
IO_BASE2
GPO0
2
4
6
3.3V
OFF
ON
ON
ISA BUS
5
R3
105
115
127
JP1
6PIN JUMP
3.3VO
L2
3.3V
91
*5 IOBASE Select
IOBASE2IOBASE1IOBASE0IO BASE
VDDO
F.B.
C3 SMD 1206
C10
0.1u
C4
C12
86
89
90
C11
+
+
+
+
VSSO
VSSO
VSSO
56
69
73
82
76
VDDA
VDDA
VDDA
VDDA
VDDM
0.001u
0.1u
4.7uF/16V
SMD 1206
4.7uF/16V
SMD 1206
OFF
OFF
OFF
OFF
ON
OFF
OFF
ON
OFF
ON
200h default
220h
L3
3.3V
3.3VA
L5
OFF
ON
380h
3.3VP
3.3V
C43
78
81
ON
3A0h
C9
0.01u
C34
C32
C31
C27
VDDPD
VSSPD
C14 F.B.
SMD 1206
0.1u
55
68
72
75
85
77
93
F.B.
C36 SMD 1206
+
+
OFF
OFF
ON
OFF
ON
340H
VSSA
VSSA
VSSA
VSSA
VSSA
VSSM
VSSM
C29
0.1u
C35
C37
0.1u
ON
360h
0.01u
0.01u
0.01u
0.01u
C13
C8
ON
OFF
ON
300h
0.001u
GND
4.7uF/16V
SMD 1206
4.7uF/16V
SMD 1206
ON
ON
320h
4.7uF/16V
SMD 1206
4.7uF/16V
SMD 1206
AX88796
LQFP
*1 Pin 67 SPP_SET#
Pin 67 SPP_SET#
=
=
0
:
1 : Select MII interface.(Default)
Select printer interface.
*2 Pin 50 PPD_SET
Pin 50 PPD_SET
=
=
0
1
: Internal PHY in normal mode.(default)
: Internal PHY in power down mode.(match up CIS)
*4 Pin 116 I_OP
Pin 116 I_OP
=
=
0
1
:
:
LNK/ACT
LNK
& FULL/COL LED Display be used.
ACT LED Display be used.
ASIX ELECTRONICS CORPORATION
AX88796
&
Title
Size
A3
Document Number
796NS3A1.SCH
Rev
2.0
Date:
Thursday, April 19, 2001
Sheet
2
of
4
67
ASIX ELECTRONICS CORPORATION