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Magnum One (Mid-American Digital) (Disc Manufacturing).iso
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pin.arc
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PARALLEL.LST
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1990-10-19
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737b
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28 lines
Pin Assignment for Parallel Port (Amphenol 57-30360)
1. STROBE (Normal=High, Data read-in when Low)
2. DATA 1
3. DATA 2
4. DATA 3
5. DATA 4
6. DATA 5
7. DATA 6
8. DATA 7
9. DATA 8
10. ACKNLG (≈5us pulse,low=data rcvd and printer is ready)
11. BUSY
12. PE (High=printer out of paper)
13. SLCT (printer is in the selected state)
14. AUTO FEED XT (low=paper automatically fed one line after printing)
15. N/C
16. 0V (Logic Ground Level)
17. Chassis Ground
18. N/C
19-30. Ground
31. INIT (Normal=High, Low=printer controller reset, buffer cleared)
32. ERROR (Low=Paper End State, Off-Line State, or Error State)
33. Ground
34. N/C
35. +5 VDC thru a 4.7KΩ resistor
36. SLCT IN (Low=Data Entry Possible)