Centronics Parallel Interface
PIN | SIGNAL | I/O | DESCRIPTION |
1 | STROBE- | Input | Synchronize signal Data received |
2~9 | DATA0~7 | Input/Output | Data bit Transmitted 0~7 |
10 | ACK- | Output | Data receiving completed. |
11 | BUSY | Output | Impossible to print of data receiving. |
12 | PE | Output | Paper empty |
13 | SELECT | Output | Printer status for ON/OFF line |
14 | AUTO FEED- | Input | Paper auto feed signal |
15 | GROUND | - | System ground |
16 | GROUND | - | System ground |
17 | NC | - |
|
18 | - | +5V | |
19~30 | GROUND | - | System ground |
31 | INIT- | Input | Initialize |
32 | ERROR- | Output | Printer error |
33 | GROUND | - | System ground |
34 | NC | - |
|
35 | +5V | - | +5V |
36 | SELLECT IN- | Input | Printer select signal |
Ethernet Interface
PIN
1
2
3
4
5
6
7
8
SIGNAL | I/O |
Data Out + | Output Data + |
Data Out - | Output Data - |
GND | Ground |
Data IN + | Input Data + |
Data IN - | Input Data - |
N.C |
|
N.C |
|
N.C |
|
7