256
Chapter
5
IEEE 1284 Parallel Interface
Signals
Table 4 lists each of the signals associated with the corresponding pins on the
1284 interface. Descriptions of the signals follow.
Table 4. 1284 Signals
Pin
Source of Data
Type of Mode
Compatible
Nibble
Byte
1
Host
nStrobe
HostClk
Host/Clk
2
Host/Printer
Data 1 (LSB)
3
Host/Printer
Data 2
4
Host/Printer
Data 3
5
Host/Printer
Data 4
6
Host/Printer
Data 5
7
Host/Printer
Data 6
8
Host/Printer
Data 7
9
Host/Printer
Data 8 (MSB)
10
Printer
nAck
PtrClk
PtrClk
11
Printer
Busy
PtrBusy
PtrBusy
12
Printer
PError
AckDataReq
AckDataReq
13
Printer
Select
Xflag
Xflag
14
Host
nAutoFd
Host Busy
HostAck
15
Not Defined
16
Logic Grid
17
Chassis Grid
18
Printer
Peripheral Logic High
19
Signal Ground (nStrobe)
20
Signal Ground (Data 1)
21
Signal Ground (Data 2)
22
Signal Ground (Data 3)
23
Signal Ground (Data 4)
24
Signal Ground (Data 5)
25
Signal Ground (Data 6)
Содержание P8000 Series
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Страница 3: ...Administrator s Manual P8000 Series Cartridge Ribbon Printers...
Страница 214: ...214 Chapter 4 EMULATION Menu...
Страница 248: ...248 Chapter 4 Printer Mgmt Menu...
Страница 288: ...288 Chapter 7 Demo Facility...
Страница 340: ...340 Appendix A Printing Speed...
Страница 342: ...342 Appendix B ASCII Character Set...
Страница 348: ...348 Appendix C Stacker Operation...
Страница 360: ...360 Appendix D Performance Limitations...
Страница 378: ...378 Appendix F The PTX_SETUP Commands...
Страница 386: ...386 Appendix H Communication Statements LMPPLS LMPPHS LMPCLS LMPCHS...
Страница 396: ...396 Appendix H Software License Agreement...
Страница 421: ......
Страница 422: ...256381 001C 256381 001...