PC 并行介面引腳定義

admin @ 2014-03-26 , reply:0

概述
PC并行介面外觀是25針母插座: 引腳定義PinNameDirDescription1/STROBEStrobe2D0DataBit03D1DataBit14D2DataBit25D3Dat……

PC 并行介面外觀是 25 針母插座:

 

引腳定義


Pin

Name

Dir

Description

1

/STROBE

Strobe

2

D0

Data Bit 0

3

D1

Data Bit 1

4

D2

Data Bit 2

5

D3

Data Bit 3

6

D4

Data Bit 4

7

D5

Data Bit 5

8

D6

Data Bit 6

9

D7

Data Bit 7

10

/ACK

Acknowledge

11

BUSY

Busy

12

PE

Paper End

13

SEL

Select

14

/AUTOFD

Autofeed

15

/ERROR

Error

16

/INIT

Initialize

17

/SELIN

Select In

18

GND

Signal Ground

19

GND

Signal Ground

20

GND

Signal Ground

21

GND

Signal Ground

22

GND

Signal Ground

23

GND

Signal Ground

24

GND

Signal Ground

25

GND

Signal Ground

 

ECP 并行口定義

ECP 是 Extended Capabilities Port 的縮寫,外觀同并行口,是 25 針母插座:

 

引腳定義


Pin

Name

Dir

Description

1

nStrobe

Strobe

2

data0

Address, Data or RLE Data Bit 0

3

data1

Address, Data or RLE Data Bit 1

4

data2

Address, Data or RLE Data Bit 2

5

data3

Address, Data or RLE Data Bit 3

6

data4

Address, Data or RLE Data Bit 4

7

data5

Address, Data or RLE Data Bit 5

8

data6

Address, Data or RLE Data Bit 6

9

data7

Address, Data or RLE Data Bit 7

10

/nAck

Acknowledge

11

Busy

Busy

12

PError

Paper End

13

Select

Select

14

/nAutoFd

Autofeed

15

/nFault

Error

16

/nInit

Initialize

17

/nSelectIn

Select In

18

GND

Signal Ground

19

GND

Signal Ground

20

GND

Signal Ground

21

GND

Signal Ground

22

GND

Signal Ground

23

GND

Signal Ground

24

GND

Signal Ground

25

GND

Signal Ground




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