6-10
Parallel interface pin assignment table
Pin No.
Signal
Input/Output
Description
1
STROBE
Input
Strobe signal for 8-bit data
2
−
9
DATA1-8
Input
8-bit parallel signal
10
ACKNLG
Output
8-bit data request signal
11
BUSY
Output
Signal showing printer busy
12
PERROR
Output
Signal showing paper out
13
SELECT
Output
Signal showing printer "on line" (printing)
or "off line" (pause)
14 AUTOFD
Input
Invalidness
(ignorance)
15 NC
−
Not
used
16 S.GND
−
Signal
ground
17 FGND
−
Frame
ground
18
P.L.H
Output
Signal showing peripheral logic high (pull
up to +5V with 1.2 K
Ω
)
19
−
30 GND
−
Ground for twisted pair return
31 INIT
Input
Printer
reset
32
FAULT
Output
Signal showing printer error
33
−
35 NC
−
Not
used
36 SELECTIN
Input
Invalidness
(ignorance)
Содержание CLP-2001
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