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7 com1/com2 serial line connector pinouts, Table 2–8 com1/com2 serial line connector pinouts, 8 keyboard/mouse connector pinouts – Compaq 164SX User Manual

Page 32: Table 2–9 keyboard/mouse connector pinouts (j4), Com1/com2 serial line connector pinouts, Keyboard/mouse connector pinouts, Com1/com2 serial line connector pinouts (j3), Keyboard/mouse connector pinouts (j4)

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System Configuration and Connectors

AlphaPC 164SX Connector Pinouts

2.7.7 COM1/COM2 Serial Line Connector Pinouts

Table 2–8 shows the COM1/COM2 serial line connector pinouts.

2.7.8 Keyboard/Mouse Connector Pinouts

Table 2–9 shows the keyboard/mouse connector pinouts.

Table 2–8 COM1/COM2 Serial Line Connector Pinouts (J3)

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 2–9 Keyboard/Mouse Connector Pinouts (J4)

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

See also other documents in the category Compaq Hardware: