8
7
6
5
4
3
2
1
VCC
These are used to clarify
different systems that
use the same IT8661 I/O
controller.
(Please reference page 6-1
of the specification V0.5
JP2
R1
2
VCC
4.7K
R2
of IT8661F/IT8661RF)
JP1
2
It should be removed
when the system only one
D
D
IT8661F
4.7K
IRRX
3
4
3
4
4
IRRX
DACK3#
IRRXF
DRQ3
IOCHRDY
for 16 bit decoder
IRRXF
3
3
3
3
3
3
3
3
3
3
3
DTR2#
CTS2#
RTS2#
DSR2#
TX2
RX2
DCD2#
RI2#
DCD1#
RI1#
DTR1#
U2
SA15
SA14
SA13
1
2
3
15
14
13
12
11
10
9
PIN46
A
B
C
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
CN1
FDC CONNECTOR
VCC
SA12
AEN
6
4
5
3
3
CTS1#
RTS1#
G1
G2A
G2B
7
4
AEN
74LS138
U1
VCC
VCC
R3
330
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
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
3
3
3
3
3
3
3
3
DSR1#
TX1
RX1
AFD#
STB#
ERROR#
SLIN#
DENSEL#
MOTEA#
DRVB#
DRVA#
MOTEB#
GND
DIR#
DSR1#
SOUT1
SIN1#
AFD#
STB#
ERR#
SLIN#
INIT#
VCC
PD0
PD1
PD2
PD3
GND
PD4
PD5
PD6
PD7
ACK#
BUSY
PE
SLCT
C
C
RP1
COM
R1
R2
R3
R4
R5
VCC
R5
10K
1
2
3
4
5
6
LED1
LED
GND
INIT#
STEP#
WDATA#
VCC
IPD0
IPD1
IPD2
IPD3
WGATE#
SIDE1#
INDEX#
TK00#
WPT#
VCC
RDATA#
DSKCHG#
GPIO
IRSOUT1
XTALI
DRQ1
DACK1#
DRQ0
IRQ5
IRQ10
IRQ11
A11
A0
A1
6P5R-150
2N3904
Q1
GND
IPD4
IPD5
IPD6
IPD7
VCC
Led blinking
IPD[0..7]
3
3
3
3
3
4
4
IPD[0..7]
IRTX
3
4
4
4
4
4
4
IRTX
ACK#
BUSY
PE
SLCT
DACK0#
RSTDRV
24MHz
DRQ1
DACK1#
DRQ0
IRQ5
IRQ10
DRQ1
DACK1#
DRQ0
IRQ5
IRQ10
IRQ11
DACK0#
DACK0#
RESET
D7
D6
D5
D4
DRQ2
D3
24 MHz clock input
SD7
SD6
SD5
SD4
IRQ11
SA11
SA0
SA1
SA2
B
B
4
DRQ2
30
51
SD3
A2
8661
VCC
VCC
VCC
GND
SA[0..15]
SD[0..7]
4
4
SD[0..7]
SA[0..15]
C1
.1UF
C2
.1UF
C3
.1UF
4
4
4
4
4
4
4
4
TC
DACK2#
IRQ3
IRQ4
IRQ7
IRQ6
IOR#
IOW#
A
A
ITE
8661 APPLICATION CIRCUIT
Title
8661 WITHOUT IDE & GAME PORT
Size
B
Document Number
ITPA-CG-98005
Rev
2.0
Date:
Wednesday, June 19, 2002
2
Sheet
2
1
of
4
8
7
6
5
4
3
Specification Subject to Change Without Notice.
ETC [ ETC ]
