Citizen CLP-6001 User Manual page 71

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Parallel interface pin assignment table
T
Pin No. Signal
1 STROBE
2−9 DATA1-8
10 ACKNLG
11 BUSY
12 PERROR
13 SELECT
14 AUTOFD
15 NC
16 S.GND
17 FGND
18 P.L.H
19−30 GND
31 INIT
32 FAULT
33−35 NC
36 SELECTIN
Input/Output
Input Strobe signal for reading 8-bit data
Input 8-bit parallel signal
Output 8-bit data request signal
Output Signal specifying printer busy
Output Signal specifying paper absence
Output Signal specifying printer "on line"
(printing) or "off line" (pause)
Input Invalidness (ignorance)
−
No use
−
Signal ground
−
Frame ground
Output Signal specifying peripheral logic high
(pull up to +5V with 2 KΩ]
−
Ground for twisted pair return
Input Printer reset
Output Signal specifying printer error
−
No use
Input Invalidness (ignorance)
6-12
Description