7 com1/com2 serial line connector pinouts, 8 keyboard/mouse connector pinouts, Table 4–8 keyboard/mouse connector pinouts (j5) – Compaq AlphaPC 164LX User Manual
Page 29: Com1/com2 serial line connector pinouts, Keyboard/mouse connector pinouts, Com1/com2 serial line connector pinouts (j4), Keyboard/mouse connector pinouts (j5), 7 com1/com2 serial line connector pinouts, 8 keyboard/mouse connector pinouts
AlphaPC 164LX Connector Pinouts
4–7
COM1/COM2 Serial Line Connector Pinouts
4.7 COM1/COM2 Serial Line Connector Pinouts
Table 4–7 shows the COM1/COM2 serial line connector pinouts.
4.8 Keyboard/Mouse Connector Pinouts
Table 4–8 shows the keyboard/mouse connector pinouts.
Table 4–7 COM1/COM2 Serial Line Connector Pinouts (J4)
COM1 Pin
(Top)
COM1 Signal
COM2 Pin
(Bottom)
COM2 Signal
1
DCD1
1
DCD2
2
RxD1
2
RxD2
3
TxD1
3
TxD2
4
DTR1
4
DTR2
5
SG1
5
SG2
6
DSR1
6
DSR2
7
RTS1
7
RTS2
8
CTS1
8
CTS2
9
RI1
9
RI2
Table 4–8 Keyboard/Mouse Connector Pinouts (J5)
Keyboard Pin
(Top)
Keyboard Signal
Mouse Pin
(Bottom)
Mouse Signal
1
KBDATA
1
MSDATA
2
NC
2
NC
3
Gnd
3
Gnd
4
Vdd
4
Vdd
5
KBCLK
5
MSCLK
6
NC
6
NC