Signals - Printronix SL5000E series User Manual

Printronix sl5000e: users manual
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Signals

Table 13 lists each of the signals associated with the corresponding pins on
the IEEE 1284 interface. Descriptions of the signals follow.
Pin
Source of Data
1
Host
2
Host/Printer
3
Host/Printer
4
Host/Printer
5
Host/Printer
6
Host/Printer
7
Host/Printer
8
Host/Printer
9
Host/Printer
10
Printer
11
Printer
12
Printer
13
Printer
14
Host
15
16
17
18
Printer
19
20
21
22
23
24
25
Table 13. IEEE 1284 Signals
Compatible
nStrobe
Data 1 (LSB)
Data 2
Data 3
Data 4
Data 5
Data 6
Data 7
Data 8 (MSB)
nAck
Busy
PError
Select
nAutoFd
Not Defined
Logic Grid
Chassis Grid
Peripheral Logic High
Signal Ground (nStrobe)
Signal Ground (Data 1)
Signal Ground (Data 2)
Signal Ground (Data 3)
Signal Ground (Data 4)
Signal Ground (Data 5)
Signal Ground (Data 6)
Type of Mode
Nibble
Byte
HostClk
Host/Clk
PtrClk
PtrClk
PtrBusy
PtrBusy
AckDataReq
AckDataReq
Xflag
Xflag
Host Busy
HostAck
Signals
303

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