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AlphaPC 164UX Connector Pinouts
2.5.7 COM1/COM2 Serial Line Connector Pinouts
Table 2–8 shows the COM1/COM2 serial line connector pinouts.
Table 2–8 COM1/COM2 Serial Line Connector Pinouts (J12)
COM1 Pin
(Top)
COM1 Signal
1
DCD1
2
RxD1
3
TxD1
4
DTR1
5
SG1
6
DSR1
7
RTS1
8
CTS1
9
RI1
2.5.8 Keyboard/Mouse Connector Pinouts
Table 2–9 shows the keyboard/mouse connector pinouts.
Table 2–9 Keyboard/Mouse Connector Pinouts (J25)
Keyboard Pin
(Bottom)
1
2
3
4
5
6
System Configuration and Connectors
2–12
Keyboard Signal
KBDATA
NC
Gnd
Vdd
KBCLK
NC
COM2 Pin
(Bottom)
COM2 Signal
1
DCD2
2
RxD2
3
TxD2
4
DTR2
5
SG2
6
DSR2
7
RTS2
8
CTS2
9
RI2
Mouse Pin
(Top)
Mouse Signal
1
MSDATA
2
NC
3
Gnd
4
Vdd
5
MSCLK
6
NC
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