Epson C31CA85090 Reference Guide - Page 42

For Parallel Interface

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For Parallel Interface When using the built-in USB interface, it is not necessary to change the DIP switch setting but their function changes. For the details, see "For Built-in USB Interface" on page 43. DIP Switch Bank 1 SW 1-1 1-2 1-3 1-4 1-5  1-8 Function Auto line feed Receive buffer capacity Selects paper sensors to output paper-end signals (default value of a command) Error signal output Undefined ON OFF Always enabled 45 bytes Disabled Disabled Always disabled 4 KB Roll paper end sensor enabled, roll paper near-end sensor enabled Enabled - Initial setting OFF OFF OFF OFF OFF DIP Switch Bank 2 SW 2-1 2-2 2-3  2-4 2-5 2-6  2-7 2-8 Function ON OFF Handshaking (BUSY condition)  Offline Receive buffer full  Receive buffer full Reserved (Do not change setting) Fixed to OFF Selects print density See "Selecting the Print Density (DIP Switches 2-3/2-4)" on page 45. Releases the BUSY Releases the BUSY Sets the release condition of the state when the state when the receive buffer BUSY state. (This remaining capacity remaining capacity function is effective when DIP of the receive buffer of the receive buffer Switch 1-2 is set to off.) reaches 138 bytes. reaches 256 bytes. Reserved (Do not change settings) Fixed to OFF IF pin 31 reset signal (Do not change setting) Fixed to ON Initial setting OFF OFF OFF OFF OFF ON  For DIP Switch 2-1 (BUSY condition), see also "Selecting the BUSY Status" on page 46.  Do not change the setting of DIP switches 2-2, 2-6, and 2-7. Otherwise, the printer may not operate normally. 42

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42
For Parallel Interface
Whe
n
u
s
ing
t
he b
ui
l
t
-
in
USB
int
erface,
it
i
s
n
o
t
n
ecessary
t
o cha
ng
e
t
he DIP sw
it
ch se
tting
b
ut
t
he
i
r f
un
c
ti
o
n
cha
ng
es. For
t
he de
t
a
i
ls, see
"For B
ui
l
t
-
in
USB I
nt
erface" o
n
pa
g
e 43
.
DIP Switch Bank 1
DIP Switch Bank 2
SW
Function
ON
OFF
Initial
setting
1-1
Auto line feed
Always enabled
Always disabled
OFF
1-2
Receive buffer capacity
45 bytes
4 KB
OFF
1-3
Selects paper sensors to output
paper-end signals (default
value of a command)
Disabled
Roll paper end sensor
enabled, roll paper
near-end
sensor
enabled
OFF
1-4
Error signal output
Disabled
Enabled
OFF
1-5
1-8
Undefined
—
OFF
SW
Function
ON
OFF
Initial
setting
2-1
Handshaking (BUSY condition)
Receive buffer full
Offline
Receive buffer full
OFF
2-2
Reserved (Do not change
setting)
Fixed to OFF
OFF
2-3
2-4
Selects print density
See
"Selecting the Print Density (DIP Switches
2-3/2-4)" on page 45
.
OFF
2-5
Sets the release condition of the
receive buffer BUSY state. (This
function is effective when DIP
Switch 1-2 is set to off.)
Releases the BUSY
state
when
the
remaining capacity
of the receive buffer
reaches 138 bytes.
Releases the BUSY
state
when
the
remaining capacity
of the receive buffer
reaches 256 bytes.
OFF
2-6
2-7
Reserved (Do not change
settings)
Fixed to OFF
OFF
2-8
IF pin 31 reset signal (Do not
change setting)
Fixed to ON
ON
For DIP Switch 2-1 (BUSY condition), see also
"Selecting the BUSY Status" on page 46
.
Do not change the setting of DIP switches 2-2, 2-6, and 2-7. Otherwise, the printer may
not operate normally.