Connector and
pin
arrangement
T
rm‘
i
.
R
EP
‘"
.
"
‘
i
neumgg
.Signal
name
Code
93::/‘irgicted
Function
summary
Note
2
Send Data
SD
>
Data
line
sent
from
this
‘
printerto
connected
terminal
V
3
l?eceive
Data;
RD
‘_#
Data
line
sent
from
connect-
;
,
ed
terminal
to
this
printer
..
,
..
_
.
l
l
;
Request
Controls
transmission
carrier
ig?rmatllié
4
l
to
Send
RS
<>
ON:
carrier
output
iterminal
‘
OFF:
carrier
stop
mode
,
Controls
data transmission
1
ON:
data
transmission
5
géfg
‘°
cs
17"
possible
,
1
OFF: data
transmission
not
i
l
possible
Indicates condition
of
con-
‘,
nected
device
;
‘
i‘
ON:
transmission/reception
‘ON
when
Data
set
possible
at
connected
cable
is
6
DR
%
.
‘
1
Ready
,
device
not
con»
‘
'
i
OFF:
transmission/reception
nected
not
possible
at
con-
i
‘
nected
device
7
"
Signal
3G
«a
}
Provides basic
ground
?
Ground
potential
i
Detects
carrier
ON
when
Carrier
3
ON:
receiving
access
signal
‘cable
is
‘
8
Detect
CD
¢
OFF:
not
receiving
access
not
con-
signal
nected
‘Enables
Indicates
condition
of
this
on/off
,
i
printer
‘setting
‘
20
External
ER
W_,
i
ON:
printer preparation
selection.
Ready
completed
ON
un-
i
OFF:
printer preparation
,less
other‘
not
completed
wise
spe-
cified.
ON
f + V
OF-‘F
:
«
v
(RS—232Cl
connector
NOTE: Hand
shaking
(1) Reception
0
Reception
is
possible
when DR
and
CD
are
ON;
reception
data
is
ignored
at
other times.
Olf ER is set, ER line is ON when data
can
be
received,
but
becomes OFF
when
busy (print
buffer remainder is low and data
cannot
be
received).
(2)
Transmission
OData is transmitted when DR
and
CS
are
ON.
Содержание ep44
Страница 1: ...INSTRUCTIONMANUAL ...
Страница 52: ...Printed in Japan 597544011 ...
Страница 58: ...m an at 0 9 at __ R d B I in ...
