Printronix ProLine 5 Series Manual page 185

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
26
27
28
29
5–10
Table 5–4. 1284 Signals
Type of Mode
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 Gnd
Chassis Gnd
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)
Signal Ground (Data 7)
Signal Ground (Data 8)
Signal Ground (PError, Select, nAck)
Signal Ground (Busy, nFault)
Nibble Byte
HostClk Host/Clk
PtrClk PtrClk
PtrBusy PtrBusy
AckDataReq AckDataReq
Xflag Xflag
Host Busy HostAck
Interfaces