电脑并行接口定义图
PC 并行接口外观是 25 针母插座：
引脚定义
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
