E
E
D
D
C
C
B
B
A
A
4 4
3 3
2 2
1 1
OFF: ENABL E FD C.
ON: DISABLE FDC. (DEFAULT)
PULL HI : PLL Disable (DEFAULT)
PULL LOW : ENABLE
CR24 bit5 (ENPLL) Sett ing
CR26 ADDRESS SE TTI NG
PULL HI : 370H (DEFAULT)
PULL LOW : 3F0H
FIR
FUNGP20
FUNGP21
FUNGP22
FUNGP23
Pull Hi Pull Low
COM3 Enable COM3 Disable
COM4 DisableCOM4 Enable
IR Enable IR Disable
FDD DisableFDD Enable
FUNGP24 LPT2 Enable LPT2 Disable
COM3 Enable
COM4 Enable
IR Enable
FDD Disable
LPT2 Enable
SOM-DB4400 A2 03- 1
A2
Second Super I/O & FIR
26 33Thursday, September 09, 2004
ADVANTECH
Title
Size Document Number Rev
Date: Sheet of
IRQ11
DSR#3
SA2
RI#3
SD[0..15]
SPD7
RXD3
SD2
TC
IRQ5
SPD[0..7]
DSR#4
RTS#3
SPD3
DACK#1
SA7
SD6
SA11
IRQ12
CTS#3
SA3
SPD6
TXD4
SD1
DREQ3
IRQ4
SPD2
SA15
DCD#3
SA12
DTR#3
SA4
IRQ9
IOW#
SPD5
RTS#4
SD0
DACK#3
SD5
SPD1
DACK#2
IRQ3
DCD#4
SA[0..23]
SA13
RTS#3
SA8
IRQ7
SA0
DTR#4
DREQ2
SD4
SPD4
IOCHRDY
SA14
RTS#4
RSTISA
IRQ10
TXD3
SA5
TXD3
SA9
IRQ6
SA1
CTS#4
DREQ1
SD3
SPD0
SD7
AEN
SA6
RXD4
SA10
IOR#
RI#4
NIRRX
NIRTX
FIRRX
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
IRQ9
IRQ10
IRQ11
IRQ12
FUNGP20
FUNGP21
FUNGP22
FUNGP23
FUNGP24
FUNGP20
FUNGP21
FUNGP22
FUNGP23
FUNGP24
RXD3 27
TXD3 27
RTS#4 27
RTS#3 27
CTS#3 27
TXD4 27
SSTB# 29
DTR#4 27
CTS#4 27
DTR#3 27
DSR#3 27
SINIT# 29
SAFD# 29
DCD#4 27
SPD[0..7] 29
RXD4 27
DSR#4 27
DCD#3 27
SPE 29
SBUSY# 29
SSLIN# 29
ERR# 29
SSLCT 29
SD[0..15] 3,21,22,25,31
SA[0..23] 3,21,22,25,31
SACK# 29
ISA14M 3,21,22,25
RI#4 27
RI#3 27
NIRTX
NIRRX
FIRRX
NIRTX
NIRRX
FIRRX
TC3,21,22 DREQ33,21,22 DACK#33,21,22 DREQ23,21,22
DREQ13,21,22 DACK#13,21,22
RSTISA3,21,22,25
IOCHRDY3,21,22
DACK#2
,21,22
IOR#3,21,22,25 IOW#3,21,22,25 AEN3,21,22,25
IRQ3 3,21,22
IRQ4 3,21,22
IRQ5 3,21,22
IRQ6 3,21,22
IRQ7 3,21,22
IRQ9 3,21,22
IRQ10 3,21,22
IRQ11 3,6,21,22
IRQ12 3,21,22
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
R125 4.7K NL R0603
1 2
R126 4.7K NL R0603
1 2
X1
OSC-24MHZ
1
2 3
4
OE
GNDOUT
VDD
R128 4.7K NL R0603
1 2
C179
1u
10V
C172
0.01u
L70
BLM11P300S
1 2
C175
1u
10V
R127 4.7K R0603
1 2
CN24
WFR_B5
WHL5V
1
2
3
4
5
1
2
3
4
5
U18
W83977AF
PQFP128
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
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
CLKIN
DRVDEN0
DRVDEN1/GP10
DSKCHG
HEAD
RDATA
WP
TRAK0
WE
WD
STEP
DIR
MOB
DSA
DSB
MOA
INDEX
SLCT
PE
VCC
BUSY
ACK
PD7
PD6
VSS
PD5
PD4
PD3
PD2
PD1
PD0
SLIN
INIT
ERR
AFD
STB
IRRX
IRTX
IRRXH/IRSL0
CIRRX/GP24
CTSA
DSRA
RTSA/HEFRAS
DTRA/PNPCSV
SINA
SOUTA/PENKRC
DCDA
CTSB
DSRB
RTSB/PENPLL
DTRB/ENCPNP
SINB
SOUTB
DCDB
VCC
GA20/GP11
KBRST/GP12
KBLOCK/GP13
KDATA
MDATA
XTAL2
VSS
XTAL1
VBAT
RIA
RIB
KCLK
MCLK
PHRI/GP20
POFIRQ/GP21
VSB
PSCTL/GP22
PANSW/GP23
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
VCC
A11
A12
A13
A14
VSS
A15
IRQ9
IRQ8
IRQ7
IRQ6
IRQ5
IRQ4
IRQ3
IRQ1
IRQ10
IRQ11
IRQ12
IRQ14/GP14
IRQ15/GP15
IOR
IOW
AEN
IOCHRDY
D0
D1
D2
D3
D4
D5
VCC
D6
D7
MR
DACK0/GP16
VSS
DRQ0/GP17
DACK1
DRQ1
DACK2
DRQ2
DACK3
DRQ3
TC
L71
BLM11P300S
1 2
L73
BLM11P300S
1 2
R124 4.7K R0603
1 2
L69
BLM21P300S
L0805
12
L72
BLM21P300S
1 2
C178
1u
10V
C174
1u
10V
R81
4.7K
R121 4.7K NL R0603
1 2 C181
1u
10V
R83
4.7K
R85
10K R86
4.7K
C177
1u
10V
R84
4.7K-NL
C173
0.1u
R88
22 NL
C180
1u
10V
C176
1u
10V
R82
4.7K-NL
R123 4.7K R0603
1 2
R87
22
R119 4.7K R0603
1 2
R120 4.7K NL R0603
1 2
R122 4.7K R0603
1 2