"Interfacing the IBM PC parallel printer port" - читать интересную книгу автора (Stewart Z.)

This version works with all parallel ports; commercial xfer software style.

Side 1 Pin dir Pin Side 2 connection
------ --- --- --- ------ ----------
D0 2 => 15 S3+ direct
D1 3 => 13 S4+ direct
D2 4 => 12 S5+ direct
D3 5 => 10 S6+ direct
D4 6 => 11 S7- inverted

S7- 11 <= 6 D4 inverted
S6+ 10 <= 5 D3 direct
S5+ 12 <= 4 D2 direct
S4+ 13 <= 3 D1 direct
S3+ 15 <= 2 D0 direct

Gnd 25 === 25 Gnd (ground)

Mode 1B: nibble mode, using Data Out to Status In connection
This version works with all parallel ports; bit positions matched.

Side 1 Pin dir Pin Side 2 connection
------ --- --- --- ------ ----------
D3 5 => 15 S3+ direct
D4 6 => 13 S4+ direct
D5 7 => 12 S5+ direct
D6 8 => 10 S6+ direct
D7 9 => 11 S7- inverted

S7- 11 <= 9 D7 inverted
S6+ 10 <= 8 D6 direct
S5+ 12 <= 7 D5 direct
S4+ 13 <= 6 D4 direct
S3+ 15 <= 5 D3 direct

Gnd 25 === 25 Gnd (ground)

Mode 1C: nibble mode, using Data Out to Status In connection; Controls wired
for additional interfaces. This version works with all parallel ports.

Side 1 Pin dir Pin Side 2 connection
------ --- --- --- ------ ----------
D3 5 => 15 S3+ direct
D4 6 => 13 S4+ direct
D5 7 => 12 S5+ direct
D6 8 => 10 S6+ direct
D7 9 => 11 S7- inverted

S7- 11 <= 9 D7 inverted
S6+ 10 <= 8 D6 direct