Description of the physical interface Appendix
376 T5023/5023+ - Programming Guide
Cable connection
Pin-No. Host
(1284-A)
25-pin
D-SUB plug
Pin-No. Printer
(1284-B)
36-pin
Centronics plug
Signal description
1 1 nStrobe
22 Data1
33 Data2
44 Data3
55 Data4
66 Data5
77 Data6
88 Data7
99 Data8
10 10 nAck
11 11 Bu sy
12 12 PError
13 13 Select
14 14 nAutoFd
15 32 nFault
16 31 nInit
17 36 nSelectIn
18 19 Signal Ground (nStrobe)
19 20, 21 Signal Ground (Data 1, Data 2)
20 22, 23 Signal Ground (Data 3, Data 4)
21 24, 25 Signal Ground (Data 5, Data 6)
22 26, 27 Signal Ground (Data 7, Data 8)
23 29 Signal Ground (Busy, nFault)
24 28 Signal Ground (PError, Select,
nAck)