
PST-6000 series Technical Manual 4 - 6
TM
PARALLEL PORT LPT1
PIN ASSIGNMENT OF 25 PIN D SUB FEMALE CONNECTOR:
PIN # SPP MODE EPP MODE ECP MODE
1 - STROBE -WRITE -STROBE
2 D0 D0 D0
3 D1 D1 D1
4 D2 D2 D2
5 D3 D3 D3
6 D4 D4 D4
7 D5 D5 D5
8 D6 D6 D6
9 D7 D7 D7
10 - ACK INTR -ACK
11 BUSY -WAIT BUSY, PeriphAck
12 PE NU Perror, -AckReverse
13 SLCT NU SLCT
14 - AUTO FEED -Datastb -AutoFeed, HostAck
15 - ERROR NU -Fault, -PeriphRequest
16 - INIT NU -Init, -ReverseRequest
17 - SLCT IN NU - SLCT IN
18 GND GND GND
19 GND GND GND
20 GND GND GND
21 GND GND GND
22 GND GND GND
23 GND GND GND
24 GND GND GND
25 GND GND GND
• IRQ 7 is assigned for this port.
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