
Date: March 29, 1996 Sheet 21 of 23
Size Document Number
REV
B
ElanSC300/310 Evaluation Board
2.2
Title
Floppy & IDE Interface
AMD Proprietary/All Rights Reserved
(800) 222-9323
Austin, Texas 78741
5204 E. Ben White Blvd.
(C) Advanced Micro Devices, Inc.
Connector
FDD BERG
VCCSYS5
R150
10K
SIO1SIN
SIO1SOUT
SIO1RTS#
SIO1DTR#
SIO1CTS#
SIO1DSR#
SIO1DCD#
SIO1RI#
SA[0..12]
SA[0..12]
SA0
SA1
SA2
SA3
SA4
GND
GND
C148
0.1UF
C149
0.1UF
C150
0.1UF
GND
VCCSYS5
X2
8
X1/OSC
7
MR
2
AEN
20
A0
30
A1
29
A2
28
A3
27
A4
26
A5
25
A6
24
A7
23
A8
22
A9
21
D0
17
D1
16
D2
15
D3
14
D4
13
D5
12
D6
11
D7
10
RD
19
WR
18
IOCHRDY/MFM
53
ZWS/CSOUT/PWDN
3
IRQ3
1
IRQ4
100
IRQ5
98
IRQ6
97
IRQ7
96
TC
6
DRQ
4
DACK
5
IDEACK/IDENT
54
V
C
C
A
3
3
V
C
C
5
0
V
C
C
9
9
V
S
S
A
3
1
G
N
D
9
G
N
D
4
2
G
N
D
6
1
G
N
D
9
0
RDATA
35
WDATA
39
WGATE
38
HDSEL
34
DIR
41
STEP
40
TRK0
37
INDEX
47
DSKCHG
32
WP
36
MTR0
46
MTR1
43
DR0
44
DR1
45
DRV2/PNF
49
DENSEL
48
S
I
N
1
7
5
S
I
N
2
6
7
S
O
U
T
1
/
B
O
T
1
/
C
F
G
3
7
3
S
O
U
T
2
/
B
O
T
2
/
C
F
G
0
6
5
R
T
S
1
/
C
F
G
4
7
4
R
T
S
2
/
C
F
G
1
6
6
D
T
R
1
/
C
F
G
2
7
1
D
T
R
2
/
V
L
D
1
6
3
C
T
S
1
7
2
C
T
S
2
6
4
D
S
R
1
7
6
D
S
R
2
6
8
D
C
D
1
7
7
D
C
D
2
6
9
R
I
1
7
0
R
I
2
6
2
PD0/INDEX
94
PD1/TRK0
93
PD2/WP
92
PD3/RDATA
91
PD4/DSKCHG
89
PD5/MSEN0
88
PD6
87
PD7/MSEN1
86
SLIN/STEP/ASTRB
81
STB/WRITE
95
AFD/DSTRB/DENSE
78
INIT/DIR
80
ACK/DR1
85
ERR/HDSEL
79
SLCT/WGATE
82
PE/WDATA
83
BUSY/WAIT/MTR1
84
H
C
S
0
/
P
O
E
#
5
8
H
C
S
1
/
P
D
I
R
5
7
I
D
E
D
7
6
0
I
D
E
H
I
/
V
L
D
O
#
5
6
I
D
E
L
O
/
B
A
D
D
R
0
5
5
I
O
C
S
1
6
5
9
DRATE0/MSEN0
52
DRATE1/MSEN1
51
U43
PC87322VF(SYS5)
National Super I/O
FLPINDX#
FLPDCHG
FLPDIR#
FLPSTEP#
FLPWRD#
R190
1K
R191
1K
R192
1K
R193
1K
VCCSYS5
R194
1K
R195
1K
R196
1K
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
E
d
g
e
o
f
B
o
a
r
d
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
26
27
28
29
30
O
O
O
O
Component side
of board
31
32
33
34
FLPDENSL
FLPDRT0
R197
*1K
R198
*1K
FLPWE#
FLPTRK0#
FLPWP#
FLPRDD#
FLPHDS#
FLPDS0#
FLPME0#
FLPDRT0R
FLPDENSR
FLPDS1#
FLPME1#
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
SA5
SA6
SA7
SA8
SA9
SD[0..15]
SD[0..15]
RESDRV
PIRQ1
DRQ2
DACK2#
TC
IOR#
IOW#
AEN
IOCHRDY
RESDRV
DACK2#
TC
DRQ2
IOR#
IOW#
SIOIRQ3
INDEX
8
DRVSEL
14
DCHNG
34
- - -
4
- - -
12
MOTOR
10
DIR
18
GND
13
STEP
20
GND
15
GND
17
GND
19
GND
21
GND
23
GND
25
WDATA
22
WGATE
24
TRACK0
26
WP
28
RDATA
30
SIDE
32
DENSEL
2
DRATE0
6
GND
1
- - -
3
GND
5
GND
7
GND
9
GND
11
GND
27
GND
29
GND
31
GND
33
MOTOR
16
P27
FDD 10th Cntr 17x2 Berg
AMP 1-102977-7
R230
1K
R231
1K
VCCSYS5
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
E
d
g
e
o
f
B
o
a
r
d
IDE HDD
Connector
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
GND
R222
1K
GND
GND
C146
27PF
1
2
X2
24MHz
R200
1M
FLP24X2
VCCSYS5
R149
10K
NOTE
Uart for Interrupt
Choose Mouse or
1
2
3
JP17
HEADER 3
PIRQ0
MSIRQ12
RESDRV#
FRM1
VCC1
R229
100K
1
2
JP18
HEADER 2
NOTE
Populate to use
Mouse in Full ISA
Mode
FLP24X1
SD5
SD6
IDED7
C147
27PF
GND
RESET
1
DATA7
3
DATA6
5
DATA5
7
DATA4
9
DATA3
11
DATA2
13
DATA1
15
DATA0
17
GND
19
- - -
21
IOW
23
IOR
25
(IOCRDY)
27
- - -
29
IRQ
31
ADDR1
33
ADDR0
35
CS0
37
HDDACC
39
GND
2
DATA8
4
DATA9
6
DATA10
8
DATA11
10
DATA12
12
DATA13
14
DATA14
16
DATA15
18
(VCC)
20
GND
22
GND
24
GND
26
(ALE)
28
GND
30
IOCS16
32
PDIAG
34
ADDR2
36
CS1
38
GND
40
VCCLGC
41
VCCMTR
42
TYPE
44
GND
43
P28
IDE 10th Cntr 22x2 Berg
AMP 2-102977-2
SD8
SD9
SD10
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
Component side
of board
SD11
SD12
SD13
SD14
SD15
SA2
R199
10K
VCCSYS5
VCCSYS5
R217
0
SD0
SD1
SD2
SD3
SD4
SA0
SA1
IOR#
IOW#
GND
9
10
8
1
4
U46C
74HCT32(SYS5)
VCCSYS5
IRQ14
GND
1
2
S104
SHORT
PGPB
IOCS16#
GND
U46P13
1
2
S107
SHORT
PGPC
12
13
11
1
4
U46D
74HCT32(SYS5)
VCCSYS5
VCCSYS5
GND
GND
GND
C195
10UF/10V
VCCSYS5
Super I/O Floppy & IDE Hard Drive