Epson II 사용자 설명서
Interface Specifications
The printer has the following resident interfaces:
Centronics parallel
RS-232C
serial
Parallel interface
Your printer is equipped with an 8-bit parallel interface.
Parallel interface pin assignments
The parallel interface connector pin assignments and a description of
the interface signals are shown in the table below.
Signal Pin Return Pin Signal
1
19
STROBE
Direction Description
IN
The STROBE pulse to
read data in. Pulse width
must be more than 0.5
microseconds at the
receiving terminal. This
must be more than 0.5
microseconds at the
receiving terminal. This
terminal is “High” usually;
reading data starts when
the terminal goes “Low.”
2
20
DATA 1
IN
These signals represent
3
21
DATA 2
IN
parallel data bits 1 to 8,
4
22
DATA 3
IN
respectively. Each signal
5
23
DATA 4
IN
is at HIGH level when
6
24
DATA 5
IN
data is logical 1 and at
7
25
DATA 6
IN
LOW level when it is
8
26
DATA 7
IN
logical 0.
9
27
DATA 8
IN
8-12
Technical Specifications