Epson AP-80 User Guide - Page 139

Environment, Parallel Interface, Signal Return, Signal, Direc, Description

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Environment Temperature Operation: 41° F to 95° F (5 C° to 35 C°) Storage: -22° F to 149° F (-30 C° to 60 C°) Humidity Operation: 10% to 80% without condensation Storage: 5% to 85% without condensation Shock Operation: Up to 1 G within 1 ms Storage: Up to 2 G within 1 ms Vibration Operation: Up to 0.25 G at up to 55 Hz Storage: Up to 0.5 G at up to 55 Hz Parallel Interface Connector pin assignments and a description of respective interface signals are shown in Table F-1. Table F-1. Pins and signals Signal Return Pin Pin Signal 1 19 STROBE 2 20 DATA 1 3 2 1 DATA 2 4 2 2 DATA 3 5 2 3 DATA 4 6 2 4 DATA 5 7 2 5 DATA 6 8 26 DATA 7 9 27 DATA 8 10 2 8 ACKNLG Direction Description IN STROBE pulse to read data in. Pulse width must be more than 0.5 microseconds at the receiving terminal. IN These signals represent information of IN the 1st to 8th bits of parallel data, IN respectively Each signal is at HIGH IN level when data is logical 1 and LOW IN when it is logical 0. IN IN IN OUT Approximately, 12-microsecond pulse. LOW indicates that data has been received and that the printer is ready to accept more data. Technical Specifications F-3

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Environment
Temperature
Operation: 41° F to 95° F (5 C° to 35 C°)
Storage: -22°
F
to 149° F (-30 C° to 60 C°)
Humidity
Operation: 10% to 80% without condensation
Storage: 5% to 85% without condensation
Shock
Operation: Up to 1 G within 1 ms
Storage: Up to 2 G within 1 ms
Vibration
Operation: Up to 0.25 G at up to 55 Hz
Storage: Up to 0.5 G at up to 55 Hz
Parallel Interface
Connector pin assignments and a description of respective interface
signals are shown in Table F-1.
Table F-1. Pins
and
signals
Signal Return
Pin
Pin
1
19
2
20
3
21
4
22
5
2
3
6
24
7
25
8
26
9
27
10
28
Signal
STROBE
DATA 1
DATA 2
DATA 3
DATA 4
DATA 5
DATA 6
DATA 7
IN
DATA 8
IN
Direc-
tion
Description
IN
STROBE pulse to read data in. Pulse
width must be more than 0.5
microseconds at the receiving
terminal.
IN
These signals represent information of
IN
the 1st to 8th bits of parallel data,
IN
respectively Each signal is at HIGH
IN
level when data is logical 1 and LOW
IN
when it is logical 0.
IN
ACKNLG
OUT Approximately, 12-microsecond
pulse.
LOW indicates that data has been
received and that the printer is ready
to accept more data.
Technical Specifications
F-3