Acoustic B410 Specifications Page 20

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43984801TX Rev.3
20 /
Oki Data CONFIDENTIAL
3.5 Interface Specifications
3.5.1 Centronics parallel interface
1) Connector
Printer side : 36-pin receptacle
(single port) Type 57-40360-12-D56 (made by Daiichi Denshi) or equivalent
Cable side : 36-pin plug
Type 57-30360 (made by Daiichi Denshi) or equivalent
Plug-552274-1 (AMP), 552073-1 (AMP) or equivalent
2) Cable
Cable length : 6 ft (1.8 m) max.
(IEEE std 1284-1994 compliant is recommended for noise prevention)
Note: Cable is not provided.
3) Table of parallel I/F signals
Pin No. Signal name Signal direction Compatible Nibble ECP
1 PR nStrobe HostClk
2~9 DATA BIT-n
DATA STROBE
PR
Data 1 (LSB) ~ Data 8 (MSB)
10 ACKNOWLEDGE PR nAck PtrClk PeriphClk
11 BUSY PR Busy PtrBusy PeriphAck
12 PAPER END PR PError AckDataReq nAckReverse
13 SELECT PR Select Xfalg
14 AUTO FEED PR nAutoFd HostBusy HostAck
15
16 0V Logic Gnd
17 CHASSIS GROUND Chassis Gnd
18 Hi Level PR
Pulled up to +5V thrangh 3.3 Kchm
19 0V Signal Ground (nStrobe)
20~27 0V Signal Ground (Data 1 ~ Data 8)
28 0V Signal Ground (PError, Select, nAck)
29 0V Signal Ground (Busy, nFalut)
30 0V Signal Ground (nAutoFd, nSelectln, nFalt)
31 INPUT PRIME PR nlnit
32 FAULT PR nFault nDataAvail nPeriphRequest
33 0V
34
35 Hi Level PR Pulled up to +5V through 3.3kohm
36 SEL-IN PR nSelectln IEEE1284active
nReverseRequest
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