F81218
U2
U3
20
1
20
1
VCC5V
RTS1#
DTR1#
SOUT1
RI1#
CTS1#
DSR1#
SIN1
+12V
RTS1
DTR1
SOUT1-
RI1
CTS1
DSR1
SIN1-
DCD1
VCC5V
RTS4#
DTR4#
SOUT4
RI4#
CTS4#
DSR4#
SIN4
+12V
RTS4
DTR4
SOUT4-
RI4
CTS4
DSR4
SIN4-
DCD4
VCC
+12V
VCC
+12V
16
15
13
19
18
17
14
12
5
6
8
2
3
4
7
9
16
15
13
19
18
17
14
12
5
6
8
2
3
4
7
9
P1
P3
P5
P2
P4
P6
DA1
DA2
DA3
RY1
RY2
RY3
RY4
RY5
DY1
DY2
DY3
RA1
RA2
RA3
RA4
RA9
DA1
DA2
DA3
RY1
RY2
RY3
RY4
RY5
DY1
DY2
DY3
RA1
RA2
RA3
RA4
RA9
5
9
4
8
3
7
2
6
1
5
9
4
8
3
7
2
6
1
C3
RI1
RI4
DTR4
CTS4
SOUT4-
RTS4
SIN4-
0.1U
DTR1
CTS1
SOUT1-
RTS1
SIN1-
DSR1
DCD1
C4
0.1U
DCD1#
DCD4#
DSR4
DCD4
11
10
11
10
-12V
-12V
GND
-12V
GND
-12V
DB9
DB9
RS232
(SOP20)
RS232
(SOP20)
(UART1)
(UART4)
(UART5)
(UART6)
U4
U5
20
1
20
1
VCC5V
+12V
RTS2
DTR2
SOUT2-
RI2
CTS2
DSR2
SIN2-
DCD2
VCC5V
+12V
VCC
+12V
VCC
+12V
16
15
13
19
18
17
14
12
5
6
8
2
3
4
7
9
16
15
13
19
18
17
14
12
5
6
8
2
3
4
7
9
RTS5
DTR5
SOUT5-
RI5
CTS5
DSR5
SIN5-
DCD5
RTS2#
DTR2#
SOUT2
RI2#
CTS2#
DSR2#
SIN2
RTS5#
DTR5#
SOUT5
RI5#
CTS5#
DSR5#
SIN5
DA1
DA2
DA3
RY1
RY2
RY3
RY4
RY5
DY1
DY2
DY3
RA1
RA2
RA3
RA4
RA9
DA1
DA2
DA3
RY1
RY2
RY3
RY4
RY5
DY1
DY2
DY3
RA1
RA2
RA3
RA4
RA9
5
9
4
8
3
7
2
6
1
5
9
4
8
3
7
2
6
1
RI2
RI5
C5
0.1U
DTR2
CTS2
SOUT2-
RTS2
SIN2-
DSR2
DCD2
C6
0.1U
DTR5
CTS5
SOUT5-
RTS5
SIN5-
DSR5
DCD5
DCD2#
DCD5#
11
10
11
10
-12V
-12V
GND
-12V
GND
-12V
DB9
DB9
RS232
(SOP20)
RS232
(SOP20)
(UART2)
U6
U7
20
1
20
1
VCC5V
+12V
VCC5V
+12V
VCC
+12V
VCC
+12V
16
15
13
19
18
17
14
12
5
6
8
2
3
4
7
9
RTS3
DTR3
SOUT3-
RI3
CTS3
DSR3
SIN3-
DCD3
16
15
13
19
18
17
14
12
5
6
8
2
3
4
7
9
RTS6
DTR6
SOUT6-
RI6
CTS6
DSR6
SIN6-
DCD6
RTS3#
DTR3#
SOUT3
RI3#
CTS3#
DSR3#
SIN3
RTS6#
DTR6#
SOUT6
RI6#
CTS6#
DSR6#
SIN6
DA1
DA2
DA3
RY1
RY2
RY3
RY4
RY5
DY1
DY2
DY3
RA1
RA2
RA3
RA4
RA9
DA1
DA2
DA3
RY1
RY2
RY3
RY4
RY5
DY1
DY2
DY3
RA1
RA2
RA3
RA4
RA9
5
9
4
8
3
7
2
6
1
5
9
4
8
3
7
2
6
1
RI3
RI6
C7
0.1U
DTR3
CTS3
SOUT3-
RTS3
SIN3-
DSR3
DCD3
DTR6
CTS6
SOUT6-
RTS6
SIN6-
DSR6
DCD6
C8
0.1U
DCD3#
DCD6#
11
10
11
10
-12V
-12V
GND
-12V
GND
-12V
DB9
DB9
RS232
(SOP20)
RS232
(SOP20)
(UART3)
VCC3V
JP1
1
2
3
4
5
IRRX
IRTX
C9
0.1U
HEADER
5
Title
Feature Integration Technology Inc.
(IrDA)
Size
B
Document Number
UART and IrDA
Rev
0.2
Date:
Tuesday, September 16, 2003
Sheet
1
of
2
-55-
August, 2007
V0.33P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
