PC 并行接口定义
PC 并行接口外观是 25 针母插座：
|
Pin |
Name |
Description |
Pin |
Name |
Description |
|
1 |
/STROBE |
Strobe |
14 |
/AUTOFD |
Autofeed |
|
2 |
D0 |
Data Bit 0 |
15 |
/ERROR |
Error |
|
3 |
D１ |
Data Bit １ |
16 |
/INIT |
Initialize |
|
4 |
D２ |
Data Bit 2 |
17 |
/SELIN |
Select In |
|
5 |
D３ |
Data Bit ３ |
18 |
GND |
Signal Ground |
|
6 |
D４ |
Data Bit ４ |
19 |
GND |
Signal Ground |
|
7 |
D５ |
Data Bit ５ |
20 |
GND |
Signal Ground |
|
８ |
D６ |
Data Bit ６ |
21 |
GND |
Signal Ground |
|
9 |
D７ |
Data Bit ７ |
22 |
GND |
Signal Ground |
|
10 |
/ACK |
Acknowledge |
23 |
GND |
Signal Ground |
|
11 |
BUSY |
Busy |
24 |
GND |
Signal Ground |
|
12 |
PE |
Paper End |
25 |
GND |
Signal Ground |
|
13 |
SEL |
Select |
|
|
|