Specifications

64
Parallel Port ( Centronics )
The parallel port (LPT1) is a 2-row 26-pin male connector. Signals with# symbol
are low active.
1 2
LPT1
Table 22, Parallet Port LPT1 Pin Assignment
Pin Signal I/O Function
1 STB# O Strobe
2 PD0 I/O Data bit 0
3 PD1 I/O Data bit 1
4 PD2 I/O Data bit 2
5 PD3 I/O Data bit 3
6 PD4 I/O Data bit 4
7 PD5 I/O Data bit 5
8 PD6 I/O Data bit 6
9 PD7 I/O Data bit 7
10 ACK# I Acknowledge
11 BUSY I Device busy
12 PE I Paper empty
13 SLCT I Device selected
14 AFD# O Auto line feed
15 ERROR# I Error condition
16 INIT# O Initialization (Reset)
17 SLIN# O Select In
18-25 GND - Ground
26 VCC O +5 Volt
Figure 29, Parallel Port LPT1
4.8