Interface Specifications; Parallel Interface - Epson PRO Reference Manual
Epson stylus pro and pro xl color ink jet printer reference guide
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- Product support bulletin (57 pages) ,
- Product support bulletin (42 pages) ,
- Product support bulletin (38 pages)
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Interface Specifications
Your printer is equipped with an 8-bit parallel interface and a serial
interface.
Parallel Interface
Data format:
Synchronization:
Handshake timing:
Signal level:
Connector:
Pin assignments
Signal
Return
pin
pin
1
2
3
4
5
6
7
8
9
10
8-bit parallel, IEEE P1284 mode compatible
STROBE pulse
BUSY and ACKNLG signals
TTL compatible
36-pin, Centronics compatible
Signal
19
STROBE
20
DATA 1
21
DATA 2
22
DATA 3
23
DATA 4
24
DATA 5
25
DATA 6
26
DATA 7
27
DATA 8
28
ACKNLG
Direction
Description
IN
STROBE pulse to read data.
IN
These signals represent
IN
information in bits 0 to 7 of
IN
parallel data respectively.
IN
Each signal is at HIGH level
IN
when data is logical 1 and
IN
LOW when it is logical 0.
IN
IN
OUT
About a 5- s pulse. LOW
indicates data has been
received and the printer is
ready to accept more data.
Technical Specifications
B-9
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Troubleshooting
