Interface Specifications; Pin Assignments For The Parallel Interface - Epson ActionPrinter 4000X User Manual

Interface Specifications

Your printer is equipped with an 8-bit parallel interface. For
specifications on optional interfaces, refer to their manuals.

Pin Assignments for the Parallel Interface

Connector pin assignments and a description of their respective
interface signals are shown in the following table.
Signal Return
Pin Pin
1
19
2 20
3 21
4
22
5
23
6 24
7 25
8
26
9
27
10 28
11 29
12 30
Signal
Direction Description
STROBE IN
DATA 1 IN
DATA 2 IN
DATA 3 IN
DATA 4 IN
DATA 5 IN
DATA 6 IN
DATA 7 IN
DATA 8 IN
ACKNLG OUT
BUSY OUT
PE OUT
STROBE pulse to read data. Pulse
width must be more than 0.5
microseconds at the receiving terminal.
These signals represent information of
the 1 st to 8th bits of parallel data,
respectively. Each signal is at HIGH
level when data is logical 1 and LOW
when it is logical 0.
About an 11 -microsecond pulse. LOW
indicates that data has been received
and that the printer is ready to accept
more data.
A HIGH signal indicates that the printer
cannot receive data. The signal goes
HIGH in the following cases:
1) During data entry (ea. char. time)
2) During printing
3) When off line
4) During printer-error state
A HIGH signal indicates that the printer
is out of paper.
Technical Specifications
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