键盘针脚定义图

引脚定义

1

DATA

Key Data

2

n/c

-

Not connected

3

GND

Gnd

4

VCC

Power , +5 VDC

5

CLK

Clock

6

n/c

-

Not connected

引脚定义

1

CLOCK

Clock

CLK/CTS, Open-collector

2

DATA

Data

RxD/TxD/RTS, Open-collector

3

n/c

Not connected

Reset on some very old keyboards.

4

GND

Ground

5

VCC

+5 VDC

1

CLOCK

Clock

CLK/CTS, Open-collector

2

DATA

Data

RxD/TxD/RTS, Open-collector

3

Reset

Reset

4

GND

Ground

5

VCC

+5 VDC