22
•
CN15: Serial Port 14-pin Header (COM2)
Pin No.
Description
Pin No. Description
1
DCD
2
DSR
3
RXD
4
RTS
5
TXD
6
CTS
7
DTR
8
RI
9
GND
10
NC
11
RS422/RS485 TX2+
12
RS422/RS485 TX2-
13
RS422 RX2+
14
RS422 RX2-
Notes: If you want to use the RS485, just connect to TX2-, TX2+. If you
want to use the RS422, please connect to TX2-, TX2+, RX2+, and RX2-.
3.13 Audio Connector (CN16, CN17)
VT82C686A companions and AD1881A CODEC organize the audio
function, which is compliant with AC97. You can use CD-IN as the
input port (e.g.: connected to the output of CD player), depending on
the type of connector that you have.
Summary of Contents for WAFER-6820
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Page 11: ...7 2 2 WAFER 6820 DIMENSION...